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

Langlade County Airport (KAIG)

Lat: 45.16°NLon: 89.11°WElev: 1512ft.

Fair

64°F

18°C

Humidity 79%
Wind Speed NW 5 mph
Barometer 29.95 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 26 Aug 8:55 pm CDT
Extended Forecast for

Mattoon WI

  • Tonight

    Tonight: Mostly clear, with a low around 55. Northwest wind around 6 mph.

    Low: 55 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 78. North northwest wind 5 to 9 mph.

    High: 78 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 4am. Otherwise, partly cloudy, with a low around 48. North wind around 6 mph becoming calm after midnight.

    Low: 48 °F

    Partly Cloudy
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 8am. Otherwise, sunny, with a high near 79. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 79 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 54. Calm wind.

    Low: 54 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 79. Chance of precipitation is 50%.

    High: 79 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 60. Chance of precipitation is 60%.

    Low: 60 °F

    Showers
    Likely

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, with a high near 84.

    High: 84 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.

    Low: 64 °F

    Chance
    Showers then
    Showers
    Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 55. Northwest wind around 6 mph.
Thursday
Mostly sunny, with a high near 78. North northwest wind 5 to 9 mph.
Thursday Night
Patchy fog after 4am. Otherwise, partly cloudy, with a low around 48. North wind around 6 mph becoming calm after midnight.
Friday
Patchy fog before 8am. Otherwise, sunny, with a high near 79. Calm wind becoming southwest around 5 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 54. Calm wind.
Saturday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 79. Chance of precipitation is 50%.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 60. Chance of precipitation is 60%.
Sunday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, with a high near 84.
Sunday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.
Monday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 84.
Monday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 60.
Tuesday
Mostly sunny, with a high near 83.
Tuesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 57.
Wednesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mattoon WI
 45°N 89.04°W (Elev. 1250 ft)
Last Update:
8:31 pm CDT Aug 26, 2026
Forecast Valid:
9pm CDT Aug 26, 2026-6pm CDT Sep 2, 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