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National Weather Service

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

Extreme Heat Watch issued June 27 at 1:59AM CDT until July 3 at 12:00AM CDT by NWS St Louis MO

Severe Future 3 cameras
Active Until
Jul 3, 2026 05:00 UTC
Certainty
Likely
Issued By
NWS St Louis MO
Area
Madison; St. Clair; Monroe; St. Charles; St. Louis; St. Louis City; Jefferson

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 of 105 to 110 possible. * 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...From Sunday afternoon through Thursday 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