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Home Return to list Heat Advisory 0002 Issued by the Grand Rapids Forecast Office
Action: New Issued At: 2025-07-23 02:03:40 963 WWUS73 KGRR 230703 NPWGRR URGENT - WEATHER MESSAGE National Weather Service Grand Rapids MI 303 AM EDT Wed Jul 23 2025 MIZ046-051-052-056>059-064>067-071>074-232030- /O.NEW.KGRR.HT.Y.0002.250724T1500Z-250725T0000Z/ Isabella-Montcalm-Gratiot-Ottawa-Kent-Ionia-Clinton-Allegan-Barry- Eaton-Ingham-Van Buren-Kalamazoo-Calhoun-Jackson- Including the cities of Alma, Lansing, Grand Haven, Grand Rapids, Holland, Ionia, South Haven, Jenison, Hastings, Greenville, Charlotte, Kalamazoo, St. Johns, Mount Pleasant, Battle Creek, and Jackson 303 AM EDT Wed Jul 23 2025 ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM EDT THURSDAY... * WHAT...Heat index values around 100 expected. * WHERE...Portions of central, south central, and southwest Michigan. * WHEN...From 11 AM to 8 PM EDT Thursday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS...A surge of hot and humid air ahead of a cold front will push heat index values to around 100 degrees on Thursday from late morning into early evening. 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 late evening. Take action when you see symptoms of heat exhaustion and heat stroke. && $$ Duke Action: Continued Issued At: 2025-07-23 11:08:58 231 WWUS73 KGRR 231608 NPWGRR URGENT - WEATHER MESSAGE National Weather Service Grand Rapids MI 1208 PM EDT Wed Jul 23 2025 MIZ046-051-052-056>059-064>067-071>074-240015- /O.CON.KGRR.HT.Y.0002.250724T1500Z-250725T0000Z/ Isabella-Montcalm-Gratiot-Ottawa-Kent-Ionia-Clinton-Allegan-Barry- Eaton-Ingham-Van Buren-Kalamazoo-Calhoun-Jackson- Including the cities of Jackson, Grand Rapids, Holland, Hastings, Alma, Jenison, Kalamazoo, Ionia, Charlotte, Mount Pleasant, Grand Haven, St. Johns, Battle Creek, Greenville, South Haven, and Lansing 1208 PM EDT Wed Jul 23 2025 ...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM TO 8 PM EDT THURSDAY... * WHAT...Heat index values up to 103 expected. * WHERE...Portions of central, south central, and southwest Michigan. * WHEN...From 11 AM to 8 PM EDT Thursday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. && $$ AMD Action: Continued Issued At: 2025-07-23 14:43:33 033 WWUS73 KGRR 231943 NPWGRR URGENT - WEATHER MESSAGE National Weather Service Grand Rapids MI 343 PM EDT Wed Jul 23 2025 MIZ046-051-052-056>059-064>067-071>074-240745- /O.CON.KGRR.HT.Y.0002.250724T1500Z-250725T0000Z/ Isabella-Montcalm-Gratiot-Ottawa-Kent-Ionia-Clinton-Allegan-Barry- Eaton-Ingham-Van Buren-Kalamazoo-Calhoun-Jackson- Including the cities of Jackson, Grand Rapids, Holland, Hastings, Alma, Jenison, Kalamazoo, Ionia, Charlotte, Mount Pleasant, Grand Haven, St. Johns, Battle Creek, Greenville, South Haven, and Lansing 343 PM EDT Wed Jul 23 2025 ...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM TO 8 PM EDT THURSDAY... * WHAT...Heat index values up to 103 expected. * WHERE...Portions of central, south central, and southwest Michigan. * WHEN...From 11 AM to 8 PM EDT Thursday. * 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. && $$ AMD Action: Continued Issued At: 2025-07-23 20:56:45 729 WWUS73 KGRR 240156 NPWGRR URGENT - WEATHER MESSAGE National Weather Service Grand Rapids MI 956 PM EDT Wed Jul 23 2025 MIZ046-051-052-056>059-064>067-071>074-241000- /O.CON.KGRR.HT.Y.0002.250724T1500Z-250725T0000Z/ Isabella-Montcalm-Gratiot-Ottawa-Kent-Ionia-Clinton-Allegan-Barry- Eaton-Ingham-Van Buren-Kalamazoo-Calhoun-Jackson- Including the cities of Lansing, Battle Creek, Holland, Hastings, Ionia, Grand Haven, Greenville, St. Johns, Jackson, Kalamazoo, Charlotte, South Haven, Jenison, Alma, Grand Rapids, and Mount Pleasant 956 PM EDT Wed Jul 23 2025 ...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM TO 8 PM EDT THURSDAY... * WHAT...Heat index values up to 103 expected. * WHERE...Portions of central, south central, and southwest Michigan. * WHEN...From 11 AM to 8 PM EDT Thursday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. && $$ Ostuno Action: Continued Issued At: 2025-07-24 03:09:56 389 WWUS73 KGRR 240809 NPWGRR URGENT - WEATHER MESSAGE National Weather Service Grand Rapids MI 409 AM EDT Thu Jul 24 2025 MIZ046-051-052-056>059-064>067-071>074-241615- /O.CON.KGRR.HT.Y.0002.250724T1500Z-250725T0000Z/ Isabella-Montcalm-Gratiot-Ottawa-Kent-Ionia-Clinton-Allegan-Barry- Eaton-Ingham-Van Buren-Kalamazoo-Calhoun-Jackson- Including the cities of Alma, Grand Haven, Jenison, Grand Rapids, Ionia, Mount Pleasant, Hastings, Battle Creek, Kalamazoo, Greenville, Charlotte, Lansing, South Haven, St. Johns, Jackson, and Holland 409 AM EDT Thu Jul 24 2025 ...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 8 PM EDT THIS EVENING... * WHAT...Heat index values of 99 to 104 are expected. * WHERE...Portions of central, south central, and southwest Michigan. * WHEN...From 11 AM this morning to 8 PM EDT this evening. * 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. && $$ Duke Action: Continued Issued At: 2025-07-24 13:42:15 618 WWUS73 KGRR 241842 NPWGRR URGENT - WEATHER MESSAGE National Weather Service Grand Rapids MI 242 PM EDT Thu Jul 24 2025 MIZ046-051-052-056>059-064>067-071>074-250000- /O.CON.KGRR.HT.Y.0002.000000T0000Z-250725T0000Z/ Isabella-Montcalm-Gratiot-Ottawa-Kent-Ionia-Clinton-Allegan-Barry- Eaton-Ingham-Van Buren-Kalamazoo-Calhoun-Jackson- Including the cities of Mount Pleasant, Greenville, Alma, Grand Haven, Jenison, Grand Rapids, Ionia, St. Johns, Holland, Hastings, Charlotte, Lansing, South Haven, Kalamazoo, Battle Creek, and Jackson 242 PM EDT Thu Jul 24 2025 ...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 8 PM EDT THIS EVENING... * WHAT...Heat index values up to 104. * WHERE...Portions of central, south central and southwest Michigan. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses to occur. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ For more information from the National Weather Service visit https://weather.gov/grr Action: Cancelled Issued At: 2025-07-24 17:52:23 017 WWUS73 KGRR 242252 NPWGRR URGENT - WEATHER MESSAGE National Weather Service Grand Rapids MI 652 PM EDT Thu Jul 24 2025 MIZ046-051-052-056>059-064>067-071>074-250000- /O.CAN.KGRR.HT.Y.0002.000000T0000Z-250725T0000Z/ Isabella-Montcalm-Gratiot-Ottawa-Kent-Ionia-Clinton-Allegan-Barry- Eaton-Ingham-Van Buren-Kalamazoo-Calhoun-Jackson- Including the cities of Battle Creek, Ionia, Greenville, Kalamazoo, Charlotte, Hastings, South Haven, Jackson, Mount Pleasant, St. Johns, Grand Haven, Holland, Jenison, Grand Rapids, Lansing, and Alma 652 PM EDT Thu Jul 24 2025 ...HEAT ADVISORY IS CANCELLED... Heat indices have dropped largely into the 80s as rain and thunderstorms moved through, therefore the Heat Advisory is cancelled. $$ RAH | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||