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Home Return to list Blowing Dust Advisory 0007 Issued by the Tucson Forecast Office
Action: New Issued At: 2026-08-02 22:59:36 867 WWUS75 KTWC 030359 NPWTWC URGENT - WEATHER MESSAGE National Weather Service Tucson AZ 859 PM MST Sun Aug 2 2026 AZZ501-502-505-506-040500- /O.NEW.KTWC.DU.Y.0007.260803T2300Z-260804T0500Z/ /O.CON.KTWC.XH.W.0005.000000T0000Z-260804T0300Z/ Western Pima County-Tohono Oodham Nation-South Central Pinal County-Southeast Pinal County- Including the cities of Picacho Peak State Park, Oracle, Ajo, Sells, Organ Pipe Cactus N.M., and Mammoth 859 PM MST Sun Aug 2 2026 ...BLOWING DUST ADVISORY IN EFFECT FROM 4 PM TO 10 PM MST MONDAY... ...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM MST MONDAY... * WHAT...Thunderstorms will initially develop over the Mogollon Rim and other sky islands of Southeast Arizona during the early afternoon, track southwest into the valleys of Southeast Arizona and become widespread during the late afternoon, then move across the lower deserts of Southeast Arizona through the evening. The stronger storms will produce organized thunderstorm outflow winds between 45-55 mph, resulting in dense blowing dust with visibility between one-quarter and one-half mile and possibly a haboob with near-zero visibility. For the Extreme Heat Warning, dangerously hot conditions with temperatures 107 to 112. Major to Extreme HeatRisk is expected. * WHERE...South Central Pinal County, Southeast Pinal County, Tohono Oodham Nation, and Western Pima County. * WHEN...For the Extreme Heat Warning, until 8 PM MST Monday. For the Blowing Dust Advisory, from 4 PM to 10 PM MST Monday. * IMPACTS...Hazardous driving conditions due to reduced visibility. Heat related illnesses increase significantly during extreme heat events. * ADDITIONAL DETAILS...Warm overnight low temperatures of 84 to 90 degrees in the deserts will provide little to no relief from heat overnight. Warmest overnight low temperatures expected in the Western Deserts. PRECAUTIONARY/PREPAREDNESS ACTIONS... Persons with respiratory problems should make preparations to stay indoors until the storm passes. Be ready for a sudden drop in visibility to near zero. If you encounter blowing dust or blowing sand on the roadway or see it approaching, pull off the road as far as possible and put your vehicle in park. Turn the lights all the way off and keep foot off the brake pedal. Remember, Pull Aside, Stay Alive. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. Take extra precautions if you work or spend time outside. When possible, reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible and drink plenty of water. && $$ AZZ503-504-507>509-040300- /O.NEW.KTWC.DU.Y.0007.260803T2100Z-260804T0300Z/ /O.CON.KTWC.XH.W.0005.000000T0000Z-260804T0300Z/ Upper Santa Cruz River Valley/Altar Valley-Tucson Metro Area- Upper San Pedro River Valley-Eastern Cochise County below 5000 feet-Upper Gila River Valley- Including the cities of Douglas, Sierra Vista, Benson, Willcox, Clifton, Tucson, Marana, Vail, Nogales, Safford, and Green Valley 859 PM MST Sun Aug 2 2026 ...BLOWING DUST ADVISORY IN EFFECT FROM 2 PM TO 8 PM MST MONDAY... ...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM MST MONDAY... * WHAT...Thunderstorms will initially develop over the Mogollon Rim and other sky islands of Southeast Arizona during the early afternoon hours, then track southwest into the valleys of Southeast Arizona and become widespread during the late afternoon and early evening. The stronger storms will produce organized thunderstorm outflow winds between 40-50 mph, resulting in dense blowing dust with visibility between one-half and one mile and possibly a haboob with near-zero visibility. For the Extreme Heat Warning, dangerously hot conditions with temperatures 101 to 106 in Santa Cruz and Cochise counties and 107 to 112 elsewhere. Major to Extreme HeatRisk is expected. * WHERE...Eastern Cochise County below 5000 feet, Tucson Metro Area, Upper Gila River Valley, Upper San Pedro River Valley, and Upper Santa Cruz River Valley/Altar Valley. * WHEN...For the Extreme Heat Warning, until 8 PM MST Monday. For the Blowing Dust Advisory, from 2 PM to 8 PM MST Monday. * IMPACTS...Hazardous driving conditions due to reduced visibility. Heat related illnesses increase significantly during extreme heat events. * ADDITIONAL DETAILS...Warm overnight low temperatures of 84 to 90 degrees in the deserts will provide little to no relief from heat overnight. Warmest overnight low temperatures expected in the Western Deserts. PRECAUTIONARY/PREPAREDNESS ACTIONS... Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. Take extra precautions if you work or spend time outside. When possible, reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible and drink plenty of water. && $$ CWR Action: New Issued At: 2026-08-02 22:59:36 867 WWUS75 KTWC 030359 NPWTWC URGENT - WEATHER MESSAGE National Weather Service Tucson AZ 859 PM MST Sun Aug 2 2026 AZZ501-502-505-506-040500- /O.NEW.KTWC.DU.Y.0007.260803T2300Z-260804T0500Z/ /O.CON.KTWC.XH.W.0005.000000T0000Z-260804T0300Z/ Western Pima County-Tohono Oodham Nation-South Central Pinal County-Southeast Pinal County- Including the cities of Picacho Peak State Park, Oracle, Ajo, Sells, Organ Pipe Cactus N.M., and Mammoth 859 PM MST Sun Aug 2 2026 ...BLOWING DUST ADVISORY IN EFFECT FROM 4 PM TO 10 PM MST MONDAY... ...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM MST MONDAY... * WHAT...Thunderstorms will initially develop over the Mogollon Rim and other sky islands of Southeast Arizona during the early afternoon, track southwest into the valleys of Southeast Arizona and become widespread during the late afternoon, then move across the lower deserts of Southeast Arizona through the evening. The stronger storms will produce organized thunderstorm outflow winds between 45-55 mph, resulting in dense blowing dust with visibility between one-quarter and one-half mile and possibly a haboob with near-zero visibility. For the Extreme Heat Warning, dangerously hot conditions with temperatures 107 to 112. Major to Extreme HeatRisk is expected. * WHERE...South Central Pinal County, Southeast Pinal County, Tohono Oodham Nation, and Western Pima County. * WHEN...For the Extreme Heat Warning, until 8 PM MST Monday. For the Blowing Dust Advisory, from 4 PM to 10 PM MST Monday. * IMPACTS...Hazardous driving conditions due to reduced visibility. Heat related illnesses increase significantly during extreme heat events. * ADDITIONAL DETAILS...Warm overnight low temperatures of 84 to 90 degrees in the deserts will provide little to no relief from heat overnight. Warmest overnight low temperatures expected in the Western Deserts. PRECAUTIONARY/PREPAREDNESS ACTIONS... Persons with respiratory problems should make preparations to stay indoors until the storm passes. Be ready for a sudden drop in visibility to near zero. If you encounter blowing dust or blowing sand on the roadway or see it approaching, pull off the road as far as possible and put your vehicle in park. Turn the lights all the way off and keep foot off the brake pedal. Remember, Pull Aside, Stay Alive. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. Take extra precautions if you work or spend time outside. When possible, reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible and drink plenty of water. && $$ AZZ503-504-507>509-040300- /O.NEW.KTWC.DU.Y.0007.260803T2100Z-260804T0300Z/ /O.CON.KTWC.XH.W.0005.000000T0000Z-260804T0300Z/ Upper Santa Cruz River Valley/Altar Valley-Tucson Metro Area- Upper San Pedro River Valley-Eastern Cochise County below 5000 feet-Upper Gila River Valley- Including the cities of Douglas, Sierra Vista, Benson, Willcox, Clifton, Tucson, Marana, Vail, Nogales, Safford, and Green Valley 859 PM MST Sun Aug 2 2026 ...BLOWING DUST ADVISORY IN EFFECT FROM 2 PM TO 8 PM MST MONDAY... ...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM MST MONDAY... * WHAT...Thunderstorms will initially develop over the Mogollon Rim and other sky islands of Southeast Arizona during the early afternoon hours, then track southwest into the valleys of Southeast Arizona and become widespread during the late afternoon and early evening. The stronger storms will produce organized thunderstorm outflow winds between 40-50 mph, resulting in dense blowing dust with visibility between one-half and one mile and possibly a haboob with near-zero visibility. For the Extreme Heat Warning, dangerously hot conditions with temperatures 101 to 106 in Santa Cruz and Cochise counties and 107 to 112 elsewhere. Major to Extreme HeatRisk is expected. * WHERE...Eastern Cochise County below 5000 feet, Tucson Metro Area, Upper Gila River Valley, Upper San Pedro River Valley, and Upper Santa Cruz River Valley/Altar Valley. * WHEN...For the Extreme Heat Warning, until 8 PM MST Monday. For the Blowing Dust Advisory, from 2 PM to 8 PM MST Monday. * IMPACTS...Hazardous driving conditions due to reduced visibility. Heat related illnesses increase significantly during extreme heat events. * ADDITIONAL DETAILS...Warm overnight low temperatures of 84 to 90 degrees in the deserts will provide little to no relief from heat overnight. Warmest overnight low temperatures expected in the Western Deserts. PRECAUTIONARY/PREPAREDNESS ACTIONS... Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. Take extra precautions if you work or spend time outside. When possible, reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible and drink plenty of water. && $$ CWR Action: Continued Issued At: 2026-08-03 16:06:54 729 WWUS75 KTWC 032106 NPWTWC URGENT - WEATHER MESSAGE National Weather Service Tucson AZ 206 PM MST Mon Aug 3 2026 AZZ501-502-505-506-040500- /O.CON.KTWC.XH.W.0005.000000T0000Z-260804T0300Z/ /O.CON.KTWC.DU.Y.0007.260803T2300Z-260804T0500Z/ Western Pima County-Tohono Oodham Nation-South Central Pinal County-Southeast Pinal County- Including the cities of Sells, Picacho Peak State Park, Ajo, Mammoth, Organ Pipe Cactus N.M., and Oracle 206 PM MST Mon Aug 3 2026 ...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING... ...BLOWING DUST ADVISORY REMAINS IN EFFECT UNTIL 10 PM MST THIS EVENING... * WHAT...Thunderstorms will initially develop over the Mogollon Rim and other sky islands of Southeast Arizona, then track southwest into the valleys of Southeast Arizona and become widespread during the late afternoon, then move across the lower deserts of Southeast Arizona through the evening. The stronger storms will produce organized thunderstorm outflow winds between 45-55 mph, resulting in dense blowing dust with visibility between one-quarter and one-half mile and possibly a haboob with near-zero visibility. For the Extreme Heat Warning, dangerously hot conditions with temperatures 105 to 110. Major to Extreme HeatRisk is expected. * WHERE...South central and southeastern Pinal county, Tohono Oodham Nation, and Western Pima County. * WHEN...For the Extreme Heat Warning, until 8 PM MST this evening. For the Blowing Dust Advisory, until 10 PM MST this evening. * IMPACTS...Hazardous driving conditions due to reduced visibility. Heat related illnesses increase significantly during extreme heat events. PRECAUTIONARY/PREPAREDNESS ACTIONS... Persons with respiratory problems should make preparations to stay indoors until the storm passes. Be ready for a sudden drop in visibility to near zero. If you encounter blowing dust or blowing sand on the roadway or see it approaching, pull off the road as far as possible and put your vehicle in park. Turn the lights all the way off and keep foot off the brake pedal. Remember, Pull Aside, Stay Alive. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. Take extra precautions if you work or spend time outside. When possible, reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible and drink plenty of water. && $$ AZZ503-504-507>509-040300- /O.CON.KTWC.XH.W.0005.000000T0000Z-260804T0300Z/ /O.CON.KTWC.DU.Y.0007.000000T0000Z-260804T0300Z/ Upper Santa Cruz River Valley/Altar Valley-Tucson Metro Area- Upper San Pedro River Valley-Eastern Cochise County below 5000 feet-Upper Gila River Valley- Including the cities of Douglas, Clifton, Green Valley, Nogales, Willcox, Vail, Marana, Tucson, Sierra Vista, Benson, and Safford 206 PM MST Mon Aug 3 2026 ...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING... ...BLOWING DUST ADVISORY REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING... * WHAT...Thunderstorms will initially develop over the Mogollon Rim and other sky islands of Southeast Arizona, then track southwest into the valleys of Southeast Arizona and become widespread during the late afternoon, then move across the lower deserts of Southeast Arizona through the evening. The stronger storms will produce organized thunderstorm outflow winds between 45-55 mph, resulting in dense blowing dust with visibility between one-quarter and one-half mile and possibly a haboob with near-zero visibility. For the Extreme Heat Warning, dangerously hot conditions with temperatures 101 to 106. Major to Extreme HeatRisk is expected. * WHERE...Eastern Cochise County below 5000 feet, Tucson Metro Area, Upper Gila River Valley, Upper San Pedro River Valley, and Upper Santa Cruz River Valley/Altar Valley. * WHEN...Until 8 PM MST this evening. * IMPACTS...Hazardous driving conditions due to reduced visibility. Heat related illnesses increase significantly during extreme heat events. PRECAUTIONARY/PREPAREDNESS ACTIONS... Persons with respiratory problems should make preparations to stay indoors until the storm passes. Be ready for a sudden drop in visibility to near zero. If you encounter blowing dust or blowing sand on the roadway or see it approaching, pull off the road as far as possible and put your vehicle in park. Turn the lights all the way off and keep foot off the brake pedal. Remember, Pull Aside, Stay Alive. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. Take extra precautions if you work or spend time outside. When possible, reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible and drink plenty of water. && $$ EDWARDS Action: Continued Issued At: 2026-08-03 16:06:54 729 WWUS75 KTWC 032106 NPWTWC URGENT - WEATHER MESSAGE National Weather Service Tucson AZ 206 PM MST Mon Aug 3 2026 AZZ501-502-505-506-040500- /O.CON.KTWC.XH.W.0005.000000T0000Z-260804T0300Z/ /O.CON.KTWC.DU.Y.0007.260803T2300Z-260804T0500Z/ Western Pima County-Tohono Oodham Nation-South Central Pinal County-Southeast Pinal County- Including the cities of Sells, Picacho Peak State Park, Ajo, Mammoth, Organ Pipe Cactus N.M., and Oracle 206 PM MST Mon Aug 3 2026 ...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING... ...BLOWING DUST ADVISORY REMAINS IN EFFECT UNTIL 10 PM MST THIS EVENING... * WHAT...Thunderstorms will initially develop over the Mogollon Rim and other sky islands of Southeast Arizona, then track southwest into the valleys of Southeast Arizona and become widespread during the late afternoon, then move across the lower deserts of Southeast Arizona through the evening. The stronger storms will produce organized thunderstorm outflow winds between 45-55 mph, resulting in dense blowing dust with visibility between one-quarter and one-half mile and possibly a haboob with near-zero visibility. For the Extreme Heat Warning, dangerously hot conditions with temperatures 105 to 110. Major to Extreme HeatRisk is expected. * WHERE...South central and southeastern Pinal county, Tohono Oodham Nation, and Western Pima County. * WHEN...For the Extreme Heat Warning, until 8 PM MST this evening. For the Blowing Dust Advisory, until 10 PM MST this evening. * IMPACTS...Hazardous driving conditions due to reduced visibility. Heat related illnesses increase significantly during extreme heat events. PRECAUTIONARY/PREPAREDNESS ACTIONS... Persons with respiratory problems should make preparations to stay indoors until the storm passes. Be ready for a sudden drop in visibility to near zero. If you encounter blowing dust or blowing sand on the roadway or see it approaching, pull off the road as far as possible and put your vehicle in park. Turn the lights all the way off and keep foot off the brake pedal. Remember, Pull Aside, Stay Alive. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. Take extra precautions if you work or spend time outside. When possible, reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible and drink plenty of water. && $$ AZZ503-504-507>509-040300- /O.CON.KTWC.XH.W.0005.000000T0000Z-260804T0300Z/ /O.CON.KTWC.DU.Y.0007.000000T0000Z-260804T0300Z/ Upper Santa Cruz River Valley/Altar Valley-Tucson Metro Area- Upper San Pedro River Valley-Eastern Cochise County below 5000 feet-Upper Gila River Valley- Including the cities of Douglas, Clifton, Green Valley, Nogales, Willcox, Vail, Marana, Tucson, Sierra Vista, Benson, and Safford 206 PM MST Mon Aug 3 2026 ...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING... ...BLOWING DUST ADVISORY REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING... * WHAT...Thunderstorms will initially develop over the Mogollon Rim and other sky islands of Southeast Arizona, then track southwest into the valleys of Southeast Arizona and become widespread during the late afternoon, then move across the lower deserts of Southeast Arizona through the evening. The stronger storms will produce organized thunderstorm outflow winds between 45-55 mph, resulting in dense blowing dust with visibility between one-quarter and one-half mile and possibly a haboob with near-zero visibility. For the Extreme Heat Warning, dangerously hot conditions with temperatures 101 to 106. Major to Extreme HeatRisk is expected. * WHERE...Eastern Cochise County below 5000 feet, Tucson Metro Area, Upper Gila River Valley, Upper San Pedro River Valley, and Upper Santa Cruz River Valley/Altar Valley. * WHEN...Until 8 PM MST this evening. * IMPACTS...Hazardous driving conditions due to reduced visibility. Heat related illnesses increase significantly during extreme heat events. PRECAUTIONARY/PREPAREDNESS ACTIONS... Persons with respiratory problems should make preparations to stay indoors until the storm passes. Be ready for a sudden drop in visibility to near zero. If you encounter blowing dust or blowing sand on the roadway or see it approaching, pull off the road as far as possible and put your vehicle in park. Turn the lights all the way off and keep foot off the brake pedal. Remember, Pull Aside, Stay Alive. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. Take extra precautions if you work or spend time outside. When possible, reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible and drink plenty of water. && $$ EDWARDS Action: Continued Issued At: 2026-08-03 22:04:05 741 WWUS75 KTWC 040303 NPWTWC URGENT - WEATHER MESSAGE National Weather Service Tucson AZ 803 PM MST Mon Aug 3 2026 AZZ503-504-507>509-040415- /O.EXP.KTWC.XH.W.0005.000000T0000Z-260804T0300Z/ /O.EXP.KTWC.DU.Y.0007.000000T0000Z-260804T0300Z/ Upper Santa Cruz River Valley/Altar Valley-Tucson Metro Area- Upper San Pedro River Valley-Eastern Cochise County below 5000 feet-Upper Gila River Valley- Including the cities of Nogales, Douglas, Tucson, Clifton, Safford, Sierra Vista, Green Valley, Willcox, Marana, Benson, and Vail 803 PM MST Mon Aug 3 2026 ...EXTREME HEAT WARNING HAS EXPIRED... ...BLOWING DUST ADVISORY HAS EXPIRED... $$ AZZ501-502-505-506-040500- /O.EXP.KTWC.XH.W.0005.000000T0000Z-260804T0300Z/ /O.CON.KTWC.DU.Y.0007.000000T0000Z-260804T0500Z/ Western Pima County-Tohono Oodham Nation-South Central Pinal County-Southeast Pinal County- Including the cities of Picacho Peak State Park, Ajo, Oracle, Mammoth, Organ Pipe Cactus N.M., and Sells 803 PM MST Mon Aug 3 2026 ...EXTREME HEAT WARNING HAS EXPIRED... ...BLOWING DUST ADVISORY REMAINS IN EFFECT UNTIL 10 PM MST THIS EVENING... * WHAT...Visibility between one-quarter and one mile in blowing dust. * WHERE...South Central Pinal County, Southeast Pinal County, Tohono Oodham Nation, and Western Pima County. * WHEN...Until 10 PM MST this evening. * IMPACTS...Hazardous driving conditions due to reduced visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Persons with respiratory problems should make preparations to stay indoors until the storm passes. Be ready for a sudden drop in visibility to near zero. If you encounter blowing dust or blowing sand on the roadway or see it approaching, pull off the road as far as possible and put your vehicle in park. Turn the lights all the way off and keep foot off the brake pedal. Remember, Pull Aside, Stay Alive. && $$ Action: Expired Issued At: 2026-08-03 22:04:05 741 WWUS75 KTWC 040303 NPWTWC URGENT - WEATHER MESSAGE National Weather Service Tucson AZ 803 PM MST Mon Aug 3 2026 AZZ503-504-507>509-040415- /O.EXP.KTWC.XH.W.0005.000000T0000Z-260804T0300Z/ /O.EXP.KTWC.DU.Y.0007.000000T0000Z-260804T0300Z/ Upper Santa Cruz River Valley/Altar Valley-Tucson Metro Area- Upper San Pedro River Valley-Eastern Cochise County below 5000 feet-Upper Gila River Valley- Including the cities of Nogales, Douglas, Tucson, Clifton, Safford, Sierra Vista, Green Valley, Willcox, Marana, Benson, and Vail 803 PM MST Mon Aug 3 2026 ...EXTREME HEAT WARNING HAS EXPIRED... ...BLOWING DUST ADVISORY HAS EXPIRED... $$ AZZ501-502-505-506-040500- /O.EXP.KTWC.XH.W.0005.000000T0000Z-260804T0300Z/ /O.CON.KTWC.DU.Y.0007.000000T0000Z-260804T0500Z/ Western Pima County-Tohono Oodham Nation-South Central Pinal County-Southeast Pinal County- Including the cities of Picacho Peak State Park, Ajo, Oracle, Mammoth, Organ Pipe Cactus N.M., and Sells 803 PM MST Mon Aug 3 2026 ...EXTREME HEAT WARNING HAS EXPIRED... ...BLOWING DUST ADVISORY REMAINS IN EFFECT UNTIL 10 PM MST THIS EVENING... * WHAT...Visibility between one-quarter and one mile in blowing dust. * WHERE...South Central Pinal County, Southeast Pinal County, Tohono Oodham Nation, and Western Pima County. * WHEN...Until 10 PM MST this evening. * IMPACTS...Hazardous driving conditions due to reduced visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Persons with respiratory problems should make preparations to stay indoors until the storm passes. Be ready for a sudden drop in visibility to near zero. If you encounter blowing dust or blowing sand on the roadway or see it approaching, pull off the road as far as possible and put your vehicle in park. Turn the lights all the way off and keep foot off the brake pedal. Remember, Pull Aside, Stay Alive. && $$ Action: Cancelled Issued At: 2026-08-03 23:54:38 138 WWUS75 KTWC 040454 NPWTWC URGENT - WEATHER MESSAGE National Weather Service Tucson AZ 954 PM MST Mon Aug 3 2026 AZZ501-502-505-506-040600- /O.CAN.KTWC.DU.Y.0007.000000T0000Z-260804T0500Z/ Western Pima County-Tohono Oodham Nation-South Central Pinal County-Southeast Pinal County- Including the cities of Mammoth, Ajo, Oracle, Sells, Organ Pipe Cactus N.M., and Picacho Peak State Park 954 PM MST Mon Aug 3 2026 ...BLOWING DUST ADVISORY IS CANCELLED... The threat has ended. $$ JRG | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||