Active Weather Alerts
Extreme Heat Watch
Issued: 2:23 AM Jun. 20, 2025 – National Weather Service
...EXTREME HEAT WATCH REMAINS IN EFFECT FROM SATURDAY MORNING THROUGH MONDAY EVENING... * WHAT...Dangerously hot and humid conditions with high temperatures each day well into the 90s and peak afternoon heat index values of 100 to 105 degrees possible. * WHERE...Central Cook, Northern Cook, and Southern Cook Counties. * WHEN...From Saturday morning through Monday evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. * ADDITIONAL DETAILS...Heat indices will likely remain in the 90s late into the evening hours with overnight lows possibly struggling to fall much below 80 degrees. 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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