Current conditions at

Tri-Township Airport (KSFY)

Lat: 42.05°NLon: 90.11°WElev: 614ft.

Overcast

70°F

21°C

Humidity 93%
Wind Speed E 5 mph
Barometer 30.06 in
Dewpoint 68°F (20°C)
Visibility 7.00 mi
Last update 15 Aug 6:35 am CDT
Extended Forecast for

Mount Carroll IL

Flood Watch August 15, 06:59am until August 15, 10:00am
Click here for hazard details and duration
...
  •  
    Flood Watch August 15, 06:59am until August 15, 10:00am

    NOW until 10:00am Sat

    Flood Watch

  • Today

    High: 82 °F

    Showers
    Likely then
    Mostly Cloudy

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly after 1am.  Mostly cloudy, with a low around 70. Southwest wind around 5 mph becoming calm.

    Low: 70 °F

    Chance
    T-storms

  • Sunday

    Sunday: A 10 percent chance of showers and thunderstorms before 7am.  Partly sunny, with a high near 83. Northwest wind 5 to 10 mph.

    High: 83 °F

    Slight Chance
    T-storms then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 62. Northwest wind 5 to 10 mph.

    Low: 62 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 80.

    High: 80 °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 81.

    High: 81 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Showers likely, then showers and possibly a thunderstorm after 1am.  Low around 65. Chance of precipitation is 80%.

    Low: 65 °F

    Showers

Detailed Forecast

Today
Showers likely and possibly a thunderstorm before 9am, then a chance of showers and thunderstorms between 9am and 11am. Cloudy, then gradually becoming mostly sunny, with a high near 82. Southeast wind around 5 mph becoming northwest in the afternoon. Chance of precipitation is 70%.
Tonight
A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 70. Southwest wind around 5 mph becoming calm.
Sunday
A 10 percent chance of showers and thunderstorms before 7am. Partly sunny, with a high near 83. Northwest wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 62. Northwest wind 5 to 10 mph.
Monday
Sunny, with a high near 80.
Monday Night
Mostly clear, with a low around 62.
Tuesday
Partly sunny, with a high near 81.
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. Mostly cloudy, with a high near 78.
Wednesday Night
Partly cloudy, with a low around 57.
Thursday
Mostly sunny, with a high near 74.
Thursday Night
Partly cloudy, with a low around 56.
Friday
Mostly sunny, with a high near 75.
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Carroll IL
 42.09°N 89.98°W (Elev. 778 ft)
5:51 am CDT Aug 15, 2026
6am CDT Aug 15, 2026-6pm CDT Aug 21, 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