Non-Precipitation Warnings / Watches / Advisories
Issued by NWS St. Louis, MO
Issued by NWS St. Louis, MO
699 WWUS73 KLSX 271714 NPWLSX URGENT - WEATHER MESSAGE National Weather Service St Louis MO 1214 PM CDT Mon Jul 27 2026 ILZ074-079-101-102-MOZ065-072>075-084-085-099-281115- /O.EXT.KLSX.XH.W.0002.000000T0000Z-260729T0000Z/ Washington IL-Randolph IL-Saint Clair IL-Monroe IL-Jefferson MO- Crawford MO-Washington MO-Saint Francois MO-Sainte Genevieve MO- Iron MO-Madison MO-Reynolds MO- Including the cities of Farmington, Sparta, Belleville, Cahokia, and Chester 1214 PM CDT Mon Jul 27 2026 ...EXTREME HEAT WARNING NOW IN EFFECT UNTIL 7 PM CDT TUESDAY... * WHAT...Dangerously hot conditions with heat index values up to 110 expected. * WHERE...Portions of south central and southwest Illinois and east central and southeast Missouri. * WHEN...Until 7 PM CDT Tuesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. 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. People in the Saint Louis Metropolitan Area can get information about cooling centers or energy assistance related to the excessive heat by calling the United Way of Greater Saint Louis at 800-427-4626, or if calling from a land line phone dial 2-1-1. You can also call Cool Down Saint Louis at 314-241-7668. && $$ ILZ064-069-070-MOZ041-047>052-059-060-062-281115- /O.NEW.KLSX.HT.Y.0006.260728T0200Z-260729T0000Z/ /O.CON.KLSX.XH.W.0002.000000T0000Z-260728T0200Z/ Bond IL-Clinton IL-Marion IL-Boone MO-Moniteau MO-Cole MO-Osage MO-Callaway MO-Montgomery MO-Lincoln MO-Gasconade MO-Warren MO- Franklin MO- Including the cities of Centralia, Sullivan, Columbia, Jefferson City, Fulton, Salem, Washington, and Union 1214 PM CDT Mon Jul 27 2026 ...HEAT ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO 7 PM CDT TUESDAY... ...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING... * WHAT...For the Extreme Heat Warning, dangerously hot conditions with heat index values up to 110. For the Heat Advisory, heat index values up to 103 expected. * WHERE...Portions of south central Illinois and central and east central Missouri. * WHEN...For the Extreme Heat Warning, until 9 PM CDT this evening. For the Heat Advisory, from 9 PM this evening to 7 PM CDT Tuesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. 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. 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. People in the Saint Louis Metropolitan Area can get information about cooling centers or energy assistance related to the excessive heat by calling the United Way of Greater Saint Louis at 800-427-4626, or if calling from a land line phone dial 2-1-1. You can also call Cool Down Saint Louis at 314-241-7668. && $$ ILZ100-MOZ061-063-064-281115- /O.NEW.KLSX.HT.Y.0006.260728T0200Z-260729T0000Z/ /O.CON.KLSX.XH.W.0002.000000T0000Z-260728T0200Z/ Madison IL-Saint Charles MO-Saint Louis MO-Saint Louis City MO- Including the cities of Saint Louis, Edwardsville, Alton, and Saint Charles 1214 PM CDT Mon Jul 27 2026 ...HEAT ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO 7 PM CDT TUESDAY... ...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING... * WHAT...For the Extreme Heat Warning, dangerously hot conditions with heat index values up to 111. For the Heat Advisory, heat index values up to 102 expected. * WHERE...In Illinois, Madison IL County. In Missouri, Saint Charles MO, Saint Louis City MO, and Saint Louis MO Counties. * WHEN...For the Extreme Heat Warning, until 9 PM CDT this evening. For the Heat Advisory, from 9 PM this evening to 7 PM CDT Tuesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. 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. 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. People in the Saint Louis Metropolitan Area can get information about cooling centers or energy assistance related to the excessive heat by calling the United Way of Greater Saint Louis at 800-427-4626, or if calling from a land line phone dial 2-1-1. You can also call Cool Down Saint Louis at 314-241-7668. && $$ ILZ058>060-065-095>099-MOZ018-019-026-027-034>036-042-280200- /O.CON.KLSX.XH.W.0002.000000T0000Z-260728T0200Z/ Greene IL-Macoupin IL-Montgomery IL-Fayette IL-Adams IL-Brown IL- Pike IL-Calhoun IL-Jersey IL-Knox MO-Lewis MO-Shelby MO-Marion MO- Monroe MO-Ralls MO-Pike MO-Audrain MO- Including the cities of Litchfield, Vandalia, Bowling Green, Quincy, Hannibal, Mexico, Pittsfield, and Mount Sterling 1214 PM CDT Mon Jul 27 2026 ...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING... * WHAT...Dangerously hot conditions with heat index values up to 110. * WHERE...Portions of south central, southwest, and west central Illinois and central and northeast Missouri. * WHEN...Until 9 PM CDT this evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ Gosselin