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National Weather Service

Live Weather Camera in Saint Louis, MO. Extreme heat watch

Extreme Heat Watch issued July 24 at 1:12AM CDT until July 28 at 7:00PM CDT by NWS St Louis MO

Severe Future 3 cameras
Active Until
Jul 29, 2026 00:00 UTC
Certainty
Likely
Issued By
NWS St Louis MO
Area
Greene; Macoupin; Montgomery; Bond; Fayette; Clinton; Marion; Washington; Randolph; Adams; Brown; Pike; Calhoun; Jersey; Madison; St. Clair; Monroe; Knox; Lewis; Shelby; Marion; Monroe; Ralls; Pike; Boone; Audrain; Moniteau; Cole; Osage; Callaway; Montgomery; Lincoln; Gasconade; Warren; St. Charles; Franklin; St. Louis; St. Louis City; Jefferson; Crawford; Washington; St. Francois; Ste. Genevieve; Iron; Madison; Reynolds

Warning Area and Cameras

Polygon shows the NWS alert area. Markers show matched traffic cameras.

Alert Details

* WHAT...Dangerously hot conditions with heat index values up to 110 possible. * WHERE...Portions of south central, southwest, and west central Illinois and central, east central, northeast, and southeast Missouri. * WHEN...From Sunday morning through Tuesday evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events.

Recommended Action

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

Cameras Affected by this Warning

3 matched traffic cameras.

I-44 WB @ I-55 Interchange

Saint Louis, MO
I-44

I-64 EB @ I-55 Interchange

Saint Louis, MO
I-64

I-70 WB @ I-170 Interchange

Saint Louis, MO
I-70