Active Weather Alerts
Extreme Heat Watch
Issued: 5:21 PM Aug. 30, 2026 – National Weather Service
...HEAT ADVISORY IN EFFECT FROM 10 AM CDT /11 AM EDT/ MONDAY TO 10 AM CDT /11 AM EDT/ TUESDAY... ...EXTREME HEAT WATCH IN EFFECT FROM TUESDAY MORNING THROUGH FRIDAY EVENING... * WHAT...For the Heat Advisory, heat index values up to 103 expected. For the Extreme Heat Watch, dangerously hot conditions with heat index values up to 107 possible. * WHERE...Portions of southern Illinois, southwest Indiana, western Kentucky, and southeast Missouri. * WHEN...For the Heat Advisory, from 10 AM CDT /11 AM EDT/ Monday to 10 AM CDT /11 AM EDT/ Tuesday. For the Extreme Heat Watch, from Tuesday morning through Friday evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. Hot temperatures and high humidity may cause heat illnesses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. &&
Heat Advisory
Issued: 5:21 PM Aug. 30, 2026 – National Weather Service
...HEAT ADVISORY IN EFFECT FROM 10 AM CDT /11 AM EDT/ MONDAY TO 10 AM CDT /11 AM EDT/ TUESDAY... ...EXTREME HEAT WATCH IN EFFECT FROM TUESDAY MORNING THROUGH FRIDAY EVENING... * WHAT...For the Heat Advisory, heat index values up to 103 expected. For the Extreme Heat Watch, dangerously hot conditions with heat index values up to 107 possible. * WHERE...Portions of southern Illinois, southwest Indiana, western Kentucky, and southeast Missouri. * WHEN...For the Heat Advisory, from 10 AM CDT /11 AM EDT/ Monday to 10 AM CDT /11 AM EDT/ Tuesday. For the Extreme Heat Watch, from Tuesday morning through Friday evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. Hot temperatures and high humidity may cause heat illnesses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. &&
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