National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Tri-Township Airport (KSFY)

Lat: 42.05°NLon: 90.11°WElev: 614ft.

Overcast

71°F

22°C

Humidity 92%
Wind Speed E 5 mph
Barometer 30.07 in
Dewpoint 69°F (21°C)
Visibility 7.00 mi
Last update 15 Aug 3:35 am CDT
Extended Forecast for

5 Miles SSE Hanover IL

Flood Watch August 15, 03:48am until August 15, 10:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch August 15, 03:48am until August 15, 10:00am

    NOW until 10:00am Sat

    Flood Watch

  • Overnight

    Low: 68 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm before 7am, then a chance of showers and thunderstorms between 7am and 11am. Mostly cloudy, with a high near 83. East wind around 5 mph becoming calm. Chance of precipitation is 60%.

    High: 83 °F

    Showers
    Likely then
    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms, mainly between 11pm and 5am. Increasing clouds, with a low around 71. Calm wind.

    Low: 71 °F

    Chance
    T-storms

  • Sunday

    Sunday: Mostly sunny, with a high near 84. Northwest wind 5 to 10 mph.

    High: 84 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny, with a high near 82.

    High: 82 °F

    Partly Sunny

Detailed Forecast

Overnight
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 68. East wind around 5 mph. Chance of precipitation is 70%.
Saturday
Showers likely and possibly a thunderstorm before 7am, then a chance of showers and thunderstorms between 7am and 11am. Mostly cloudy, with a high near 83. East wind around 5 mph becoming calm. Chance of precipitation is 60%.
Saturday Night
A 40 percent chance of showers and thunderstorms, mainly between 11pm and 5am. Increasing clouds, with a low around 71. Calm wind.
Sunday
Mostly sunny, with a high near 84. Northwest wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 62.
Monday
Sunny, with a high near 81.
Monday Night
Mostly clear, with a low around 62.
Tuesday
Partly sunny, with a high near 82.
Tuesday Night
Showers likely, then showers and possibly a thunderstorm after 1am. Low around 65. Chance of precipitation is 80%.
Wednesday
A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 78.
Wednesday Night
Partly cloudy, with a low around 58.
Thursday
Mostly sunny, with a high near 75.
Thursday Night
Partly cloudy, with a low around 57.
Friday
Mostly sunny, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSE Hanover IL
 42.18°N 90.21°W (Elev. 604 ft)
Last Update:
3:26 am CDT Aug 15, 2026
Forecast Valid:
3am CDT Aug 15, 2026-6pm CDT Aug 21, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation