EXPIRED / ARCHIVED — This alert is no longer active and is maintained for historical record only.
Go here for
Active Alerts.
HEAT ADVISORY
HEAT ADVISORY ISSUED JULY 20 AT 2:10AM CDT UNTIL JULY 20 AT 8:00PM CDT
Effective: 2026-07-20 02:10:00 [EXPIRED]
Expires: 2026-07-20 20:00:00
Issued by: NWS St Louis MO
Alert Text
* WHAT...HEAT INDEX VALUES UP TO 108 EXPECTED. * WHERE...IN ILLINOIS, ADAMS IL COUNTY. IN MISSOURI, AUDRAIN MO, LINCOLN MO, KNOX MO, LEWIS MO, MARION MO, MONROE MO, PIKE MO, RALLS MO, AND SHELBY MO COUNTIES.
* WHEN...FROM NOON TODAY TO 8 PM CDT THIS EVENING.
* IMPACTS...HOT TEMPERATURES AND HIGH HUMIDITY MAY CAUSE HEAT ILLNESSES.
More Information
Target Area
ADAMS, KNOX, LEWIS, SHELBY, MARION, MONROE, RALLS, PIKE, AUDRAIN, LINCOLN
EXPIRED / ARCHIVED — This alert is no longer active and is maintained for historical record only.
Go here for
Active Alerts.
🔔 Sign-up to receive real-time severe weather alerts via email or text —
subscribe
