Dangerous Heat Builds and Expands; Critical Fire Weather for the Southwest; Severe Thunderstorms for Plains and Midwest

Dangerous to record breaking heat will build across the center of the nation and slowly build eastward this week. Wildfire conditions remain critical for the Southwest and portions of the Great Basin through Monday. For the northern Plains and upper Midwest, severe thunderstorms with the potential for large to very large hail and severe winds are the primary hazards. Read More >

Current conditions at

Tri-Township Airport (KSFY)

Lat: 42.05°NLon: 90.11°WElev: 614ft.

Overcast

80°F

27°C

Humidity 83%
Wind Speed SE 6 mph
Barometer 29.80 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 28 Jun 9:15 pm CDT
Extended Forecast for

5 Miles ESE Hanover IL

Extreme Heat Warning June 29, 12:00pm until June 30, 09:00pm
Click here for hazard details and duration
Extreme Heat Warning
  • Tonight

    Tonight: Mostly cloudy, with a low around 76. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 76 °F

    Mostly Cloudy

  • Monday

    Monday: Sunny, with a high near 94. Heat index values as high as 105. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 94 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 77. South wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 77 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 94. Heat index values as high as 103. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 94 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 77.

    Low: 77 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 77.

    Low: 77 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 75.

    Low: 75 °F

    Partly Cloudy
    then Chance
    T-storms

Detailed Forecast

Tonight
Mostly cloudy, with a low around 76. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 94. Heat index values as high as 105. South wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
Partly cloudy, with a low around 77. South wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday
Sunny, with a high near 94. Heat index values as high as 103. South wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
Mostly clear, with a low around 77.
Wednesday
Sunny, with a high near 94.
Wednesday Night
Mostly clear, with a low around 77.
Thursday
Sunny, with a high near 94.
Thursday Night
A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 75.
Friday
Mostly sunny, with a high near 94.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.
Independence Day
Mostly sunny, with a high near 93.
Saturday Night
A 30 percent chance of showers. Partly cloudy, with a low around 73.
Sunday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ESE Hanover IL
 42.22°N 90.18°W (Elev. 804 ft)
8:01 pm CDT Jun 28, 2026
9pm CDT Jun 28, 2026-6pm CDT Jul 5, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database