Hazard Report Provided By forecast.weather.gov

URGENT - WEATHER MESSAGE
National Weather Service St Louis MO
224 PM CDT Wed Jul 23 2025

ILZ101-102-MOZ061>065-241030-
/O.CON.KLSX.XH.W.0002.000000T0000Z-250725T0000Z/
Saint Clair IL-Monroe IL-Saint Charles MO-Franklin MO-Saint Louis
MO-Saint Louis City MO-Jefferson MO-
Including the cities of Union, Washington, Saint Louis,
Belleville, Saint Charles, Cahokia, and Sullivan
224 PM CDT Wed Jul 23 2025

...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THURSDAY...

* WHAT...Dangerously hot conditions with heat index values up to 114.

* WHERE...In Illinois, Monroe IL and Saint Clair IL Counties. In
  Missouri, Franklin MO, Jefferson MO, Saint Charles MO, Saint Louis
  City MO, and Saint Louis MO Counties.

* WHEN...Until 7 PM CDT Thursday.

* 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.

&&

$$

Hazardous Weather Outlook
National Weather Service St Louis MO
214 PM CDT Wed Jul 23 2025

ILZ058>060-064-065-069-070-074-079-095>102-MOZ018-019-026-027-
034>036-041-042-047>052-059>065-072>075-084-085-099-241915-
Greene IL-Macoupin IL-Montgomery IL-Bond IL-Fayette IL-Clinton IL-
Marion IL-Washington IL-Randolph IL-Adams IL-Brown IL-Pike IL-
Calhoun IL-Jersey IL-Madison IL-Saint Clair IL-Monroe IL-Knox MO-
Lewis MO-Shelby MO-Marion MO-Monroe MO-Ralls MO-Pike MO-Boone MO-
Audrain MO-Moniteau MO-Cole MO-Osage MO-Callaway MO-Montgomery MO-
Lincoln MO-Gasconade MO-Warren MO-Saint Charles MO-Franklin MO-
Saint Louis MO-Saint Louis City MO-Jefferson MO-Crawford MO-
Washington MO-Saint Francois MO-Sainte Genevieve MO-Iron MO-
Madison MO-Reynolds MO-
214 PM CDT Wed Jul 23 2025

This Hazardous Weather Outlook is for portions of eastern and
central Missouri as well as west central and southwest Illinois.

.DAY ONE...Tonight.

Dangerous heat will continue this evening.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

Dangerous heat will impact the entire forecast area Thursday.

There is a chance of thunderstorms Thursday through Sunday.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

$$

Gosselin

Hazard Report Provided By forecast.weather.gov