National Weather Service
Live Weather Camera in Saint Louis, MO. Heat advisory
Heat Advisory issued July 27 at 12:14PM CDT until July 28 at 7:00PM CDT by NWS St Louis MO
Moderate
Expected
3 cameras
Active Until
Jul 29, 2026 00:00 UTC
Issued By
NWS St Louis MO
Area
Madison; St. Charles; St. Louis; St. Louis City
Alert Details
* 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.
Recommended Action
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.