38°27'P / 90°5'L / Korkeus 187 m / 09:22 08.08.2026, America/Chicago (UTC-5)
Alkaen: 08.08.2026, 02:05
To: 08.08.2026, 17:15
* WHAT...Dangerously hot conditions with heat index values up to 108 possible. * WHERE...Portions of south central and southwest Illinois and central and east central Missouri. * WHEN...From Sunday afternoon through Wednesday evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events.
St. Clair,St. Clair
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
NWS St Louis MO
08.08.2026, 02:05