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Home Return to list Heat Advisory 0004 Issued by the Grand Junction Forecast Office
Action: New Issued At: 2026-08-06 11:12:22 144 WWUS75 KGJT 061611 NPWGJT URGENT - WEATHER MESSAGE National Weather Service Grand Junction CO 1011 AM MDT Thu Aug 6 2026 COZ006-UTZ022-027-070015- /O.NEW.KGJT.HT.Y.0004.260807T1900Z-260808T0300Z/ Grand Valley-Southeast Utah-Arches/Grand Flat- Including the cities of Grand Junction, Fruita, Palisade, Colorado National Monument, Whitewater, Blanding, Bluff, Mexican Hat, Moab, Arches National Park, Castle Valley, and Thompson Springs 1011 AM MDT Thu Aug 6 2026 ...HEAT ADVISORY IN EFFECT FROM 1 PM TO 9 PM MDT FRIDAY... * WHAT...High temperatures 104 to 108 expected, and overnight low temperatures in the 70s. * WHERE...In Colorado, Grand Valley. In Utah, Arches/Grand Flat and Southeast Utah. * WHEN...From 1 PM to 9 PM MDT Friday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. 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. && $$ Action: Time Extended Issued At: 2026-08-06 11:14:22 333 WWUS75 KGJT 061614 NPWGJT URGENT - WEATHER MESSAGE National Weather Service Grand Junction CO 1014 AM MDT Thu Aug 6 2026 COZ006-UTZ022-027-070015- /O.EXT.KGJT.HT.Y.0004.260807T1900Z-260808T0200Z/ Grand Valley-Southeast Utah-Arches/Grand Flat- Including the cities of Grand Junction, Fruita, Palisade, Colorado National Monument, Whitewater, Blanding, Bluff, Mexican Hat, Moab, Arches National Park, Castle Valley, and Thompson Springs 1014 AM MDT Thu Aug 6 2026 ...HEAT ADVISORY NOW IN EFFECT FROM 1 PM TO 8 PM MDT FRIDAY... * WHAT...High temperatures 104 to 108 expected, and overnight low temperatures in the 70s. * WHERE...In Colorado, Grand Valley. In Utah, Arches/Grand Flat and Southeast Utah. * WHEN...From 1 PM to 8 PM MDT Friday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ Action: Continued Issued At: 2026-08-06 11:19:22 373 WWUS75 KGJT 061618 NPWGJT URGENT - WEATHER MESSAGE National Weather Service Grand Junction CO 1018 AM MDT Thu Aug 6 2026 COZ006-UTZ022-027-070030- /O.NEW.KGJT.HT.Y.0005.260808T1900Z-260809T0200Z/ /O.CON.KGJT.HT.Y.0004.260807T1900Z-260808T0200Z/ Grand Valley-Southeast Utah-Arches/Grand Flat- Including the cities of Grand Junction, Fruita, Palisade, Colorado National Monument, Whitewater, Blanding, Bluff, Mexican Hat, Moab, Arches National Park, Castle Valley, and Thompson Springs 1018 AM MDT Thu Aug 6 2026 ...HEAT ADVISORY REMAINS IN EFFECT FROM 1 PM TO 8 PM MDT FRIDAY... ...HEAT ADVISORY IN EFFECT FROM 1 PM TO 8 PM MDT SATURDAY... * WHAT...High temperatures 104 to 108 expected Friday with overnight low temperatures in the 70s. High temperatures 103 to 107 expected Saturday with overnight low temperatures in the 70s. * WHERE...In Colorado, Grand Valley. In Utah, Arches/Grand Flat and Southeast Utah. * WHEN...For the first Heat Advisory, from 1 PM to 8 PM MDT Friday. For the second Heat Advisory, from 1 PM to 8 PM MDT Saturday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. 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. && $$ Action: Continued Issued At: 2026-08-06 21:44:48 553 WWUS75 KGJT 070244 NPWGJT URGENT - WEATHER MESSAGE National Weather Service Grand Junction CO 844 PM MDT Thu Aug 6 2026 COZ006-UTZ022-027-072200- /O.CON.KGJT.HT.Y.0004.260807T1900Z-260808T0200Z/ /O.CON.KGJT.HT.Y.0005.260808T1900Z-260809T0200Z/ Grand Valley-Southeast Utah-Arches/Grand Flat- Including the cities of Grand Junction, Fruita, Palisade, Colorado National Monument, Whitewater, Blanding, Bluff, Mexican Hat, Moab, Arches National Park, Castle Valley, and Thompson Springs 844 PM MDT Thu Aug 6 2026 ...HEAT ADVISORY REMAINS IN EFFECT FROM 1 PM TO 8 PM MDT FRIDAY... ...HEAT ADVISORY REMAINS IN EFFECT FROM 1 PM TO 8 PM MDT SATURDAY... * WHAT...High temperatures 104 to 108 expected Friday with overnight low temperatures in the 70s. High temperatures 103 to 107 expected Saturday with overnight low temperatures in the 70s. * WHERE...In Colorado, Grand Valley. In Utah, Arches/Grand Flat and Southeast Utah. * WHEN...For the first Heat Advisory, from 1 PM to 8 PM MDT Friday. For the second Heat Advisory, from 1 PM to 8 PM MDT Saturday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ Action: Continued Issued At: 2026-08-07 13:13:52 555 WWUS75 KGJT 071813 NPWGJT URGENT - WEATHER MESSAGE National Weather Service Grand Junction CO 1213 PM MDT Fri Aug 7 2026 UTZ022-027-080700- /O.NEW.KGJT.HT.Y.0006.260809T1900Z-260810T0200Z/ /O.CON.KGJT.HT.Y.0004.260807T1900Z-260808T0200Z/ /O.CON.KGJT.HT.Y.0005.260808T1900Z-260809T0200Z/ Southeast Utah-Arches/Grand Flat- Including the cities of Blanding, Bluff, Mexican Hat, Moab, Arches National Park, Castle Valley, and Thompson Springs 1213 PM MDT Fri Aug 7 2026 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING... ...HEAT ADVISORY REMAINS IN EFFECT FROM 1 PM TO 8 PM MDT SATURDAY... ...HEAT ADVISORY IN EFFECT FROM 1 PM TO 8 PM MDT SUNDAY... * WHAT...High temperatures 104 to 108 expected today. High temperatures 103 to 108 expected Saturday. High temperatures 101 to 106 expected Sunday. Overnight low temperatures in the 70s.. * WHERE...Arches/Grand Flat and Southeast Utah. * WHEN...For the first Heat Advisory, until 8 PM MDT this evening. For the second Heat Advisory, from 1 PM to 8 PM MDT Saturday. For the third Heat Advisory, from 1 PM to 8 PM MDT Sunday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. 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. && $$ COZ006-080700- /O.CON.KGJT.HT.Y.0004.260807T1900Z-260808T0200Z/ /O.CON.KGJT.HT.Y.0005.260808T1900Z-260809T0200Z/ Grand Valley- Including the cities of Grand Junction, Fruita, Palisade, Colorado National Monument, and Whitewater 1213 PM MDT Fri Aug 7 2026 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING... ...HEAT ADVISORY REMAINS IN EFFECT FROM 1 PM TO 8 PM MDT SATURDAY... * WHAT...High temperatures 103 to 107 expected today and Saturday with overnight low temperatures in the 70s. * WHERE...In Colorado, Grand Valley. In Utah, Arches/Grand Flat and Southeast Utah. * WHEN...For the first Heat Advisory, until 8 PM MDT this evening. For the second Heat Advisory, from 1 PM to 8 PM MDT Saturday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ Action: Continued Issued At: 2026-08-07 13:13:52 555 WWUS75 KGJT 071813 NPWGJT URGENT - WEATHER MESSAGE National Weather Service Grand Junction CO 1213 PM MDT Fri Aug 7 2026 UTZ022-027-080700- /O.NEW.KGJT.HT.Y.0006.260809T1900Z-260810T0200Z/ /O.CON.KGJT.HT.Y.0004.260807T1900Z-260808T0200Z/ /O.CON.KGJT.HT.Y.0005.260808T1900Z-260809T0200Z/ Southeast Utah-Arches/Grand Flat- Including the cities of Blanding, Bluff, Mexican Hat, Moab, Arches National Park, Castle Valley, and Thompson Springs 1213 PM MDT Fri Aug 7 2026 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING... ...HEAT ADVISORY REMAINS IN EFFECT FROM 1 PM TO 8 PM MDT SATURDAY... ...HEAT ADVISORY IN EFFECT FROM 1 PM TO 8 PM MDT SUNDAY... * WHAT...High temperatures 104 to 108 expected today. High temperatures 103 to 108 expected Saturday. High temperatures 101 to 106 expected Sunday. Overnight low temperatures in the 70s.. * WHERE...Arches/Grand Flat and Southeast Utah. * WHEN...For the first Heat Advisory, until 8 PM MDT this evening. For the second Heat Advisory, from 1 PM to 8 PM MDT Saturday. For the third Heat Advisory, from 1 PM to 8 PM MDT Sunday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. 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. && $$ COZ006-080700- /O.CON.KGJT.HT.Y.0004.260807T1900Z-260808T0200Z/ /O.CON.KGJT.HT.Y.0005.260808T1900Z-260809T0200Z/ Grand Valley- Including the cities of Grand Junction, Fruita, Palisade, Colorado National Monument, and Whitewater 1213 PM MDT Fri Aug 7 2026 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING... ...HEAT ADVISORY REMAINS IN EFFECT FROM 1 PM TO 8 PM MDT SATURDAY... * WHAT...High temperatures 103 to 107 expected today and Saturday with overnight low temperatures in the 70s. * WHERE...In Colorado, Grand Valley. In Utah, Arches/Grand Flat and Southeast Utah. * WHEN...For the first Heat Advisory, until 8 PM MDT this evening. For the second Heat Advisory, from 1 PM to 8 PM MDT Saturday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ Action: Expired Issued At: 2026-08-07 20:53:38 653 WWUS75 KGJT 080153 NPWGJT URGENT - WEATHER MESSAGE National Weather Service Grand Junction CO 753 PM MDT Fri Aug 7 2026 UTZ022-027-082200- /O.EXP.KGJT.HT.Y.0004.000000T0000Z-260808T0200Z/ /O.CON.KGJT.HT.Y.0005.260808T1900Z-260809T0200Z/ /O.CON.KGJT.HT.Y.0006.260809T1900Z-260810T0200Z/ Southeast Utah-Arches/Grand Flat- Including the cities of Blanding, Bluff, Mexican Hat, Moab, Arches National Park, Castle Valley, and Thompson Springs 753 PM MDT Fri Aug 7 2026 ...HEAT ADVISORY REMAINS IN EFFECT FROM 1 PM TO 8 PM MDT SATURDAY... ...HEAT ADVISORY REMAINS IN EFFECT FROM 1 PM TO 8 PM MDT SUNDAY... ...HEAT ADVISORY FOR TODAY WILL EXPIRE AT 8 PM MDT THIS EVENING... * WHAT...High temperatures 103 to 108 expected Saturday. High temperatures 101 to 106 expected Sunday. Overnight low temperatures in the 70s. * WHERE...Arches/Grand Flat and Southeast Utah. * WHEN...For the first Heat Advisory, from 1 PM to 8 PM MDT Saturday. For the second Heat Advisory, from 1 PM to 8 PM MDT Sunday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. 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. && $$ COZ006-082200- /O.EXP.KGJT.HT.Y.0004.000000T0000Z-260808T0200Z/ /O.CON.KGJT.HT.Y.0005.260808T1900Z-260809T0200Z/ Grand Valley- Including the cities of Grand Junction, Fruita, Palisade, Colorado National Monument, and Whitewater 753 PM MDT Fri Aug 7 2026 ...HEAT ADVISORY REMAINS IN EFFECT FROM 1 PM TO 8 PM MDT SATURDAY... ...HEAT ADVISORY FOR TODAY WILL EXPIRE AT 8 PM MDT THIS EVENING... * WHAT...High temperatures 103 to 107 expected Saturday with overnight low temperatures in the 70s. * WHERE...In Colorado, Grand Valley. In Utah, Arches/Grand Flat and Southeast Utah. * WHEN...From 1 PM to 8 PM MDT Saturday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ Action: Expired Issued At: 2026-08-07 20:53:38 653 WWUS75 KGJT 080153 NPWGJT URGENT - WEATHER MESSAGE National Weather Service Grand Junction CO 753 PM MDT Fri Aug 7 2026 UTZ022-027-082200- /O.EXP.KGJT.HT.Y.0004.000000T0000Z-260808T0200Z/ /O.CON.KGJT.HT.Y.0005.260808T1900Z-260809T0200Z/ /O.CON.KGJT.HT.Y.0006.260809T1900Z-260810T0200Z/ Southeast Utah-Arches/Grand Flat- Including the cities of Blanding, Bluff, Mexican Hat, Moab, Arches National Park, Castle Valley, and Thompson Springs 753 PM MDT Fri Aug 7 2026 ...HEAT ADVISORY REMAINS IN EFFECT FROM 1 PM TO 8 PM MDT SATURDAY... ...HEAT ADVISORY REMAINS IN EFFECT FROM 1 PM TO 8 PM MDT SUNDAY... ...HEAT ADVISORY FOR TODAY WILL EXPIRE AT 8 PM MDT THIS EVENING... * WHAT...High temperatures 103 to 108 expected Saturday. High temperatures 101 to 106 expected Sunday. Overnight low temperatures in the 70s. * WHERE...Arches/Grand Flat and Southeast Utah. * WHEN...For the first Heat Advisory, from 1 PM to 8 PM MDT Saturday. For the second Heat Advisory, from 1 PM to 8 PM MDT Sunday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. 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. && $$ COZ006-082200- /O.EXP.KGJT.HT.Y.0004.000000T0000Z-260808T0200Z/ /O.CON.KGJT.HT.Y.0005.260808T1900Z-260809T0200Z/ Grand Valley- Including the cities of Grand Junction, Fruita, Palisade, Colorado National Monument, and Whitewater 753 PM MDT Fri Aug 7 2026 ...HEAT ADVISORY REMAINS IN EFFECT FROM 1 PM TO 8 PM MDT SATURDAY... ...HEAT ADVISORY FOR TODAY WILL EXPIRE AT 8 PM MDT THIS EVENING... * WHAT...High temperatures 103 to 107 expected Saturday with overnight low temperatures in the 70s. * WHERE...In Colorado, Grand Valley. In Utah, Arches/Grand Flat and Southeast Utah. * WHEN...From 1 PM to 8 PM MDT Saturday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||