One product issued by NWS for: Eureka MO
Extreme Heat Warning
URGENT - WEATHER MESSAGE National Weather Service St Louis MO 229 AM CDT Sat Sep 5 2026 ILZ100>102-MOZ061-063>065-052230- /O.CON.KLSX.XH.W.0004.000000T0000Z-260906T0100Z/ Madison IL-Saint Clair IL-Monroe IL-Saint Charles MO-Saint Louis MO-Saint Louis City MO-Jefferson MO- Including the cities of Saint Charles, Belleville, Saint Louis, Edwardsville, Alton, and Cahokia 229 AM CDT Sat Sep 5 2026 ...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM CDT THIS EVENING... * WHAT...Dangerously hot conditions with heat index values up to 110. * WHERE...In Illinois, Madison IL, Monroe IL, and Saint Clair IL Counties. In Missouri, Jefferson MO, Saint Charles MO, Saint Louis City MO, and Saint Louis MO Counties. * WHEN...Until 8 PM CDT this evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. PRECAUTIONARY/PREPAREDNESS ACTIONS... 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. && $$ Pfahler