HEAT ADVISORY
HEAT ADVISORY ISSUED AUGUST 12 AT 1:45AM CDT UNTIL AUGUST 13 AT 8:00PM CDT
Effective: 2026-08-12 01:45:00
Expires: 2026-08-13 20:00:00
Issued by: NWS St Louis MO
Alert Text
* WHAT...HEAT INDEX VALUES UP TO 106. * WHERE...PORTIONS OF SOUTH CENTRAL, SOUTHWEST, AND WEST CENTRAL ILLINOIS AND CENTRAL, EAST CENTRAL, NORTHEAST, AND SOUTHEAST MISSOURI.
* WHEN...UNTIL 8 PM CDT THURSDAY.
* IMPACTS...HOT TEMPERATURES AND HIGH HUMIDITY MAY CAUSE HEAT ILLNESSES.
More Information
Target Area
GREENE, MACOUPIN, MONTGOMERY, BOND, FAYETTE, MARION, ADAMS, BROWN, PIKE, CALHOUN, JERSEY, KNOX, LEWIS, SHELBY, MARION, MONROE, RALLS, PIKE, AUDRAIN, LINCOLN, CRAWFORD, WASHINGTON, ST. FRANCOIS, STE. GENEVIEVE, IRON, MADISON, REYNOLDS
