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

Lone Rock Tri-County Regional Airport (KLNR)

Lat: 43.21°NLon: 90.19°WElev: 712ft.

Fair

75°F

24°C

Humidity 74%
Wind Speed E 6 mph
Barometer 30.13 in (1019.5 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 6 Sep 10:56 am CDT
Extended Forecast for

Spring Green WI

  • Today

    Today: Mostly sunny, with a high near 82. East wind around 5 mph.

    High: 82 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy fog after 4am. Otherwise, partly cloudy, with a low around 57. East wind around 5 mph becoming calm.

    Low: 57 °F

    Partly Cloudy
    then Patchy
    Fog

  • Labor Day

    Labor Day: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 81. Light and variable wind becoming southeast 5 to 10 mph in the morning.

    High: 81 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 61. Southeast wind around 5 mph.

    Low: 61 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 10am. Partly sunny, with a high near 85. South wind 5 to 10 mph. Chance of precipitation is 30%.

    High: 85 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Low around 68. Southwest wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 68 °F

    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 83. West wind 5 to 15 mph.

    High: 83 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 56. West wind 5 to 10 mph becoming light in the evening.

    Low: 56 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 82. East wind around 5 mph.
Tonight
Patchy fog after 4am. Otherwise, partly cloudy, with a low around 57. East wind around 5 mph becoming calm.
Labor Day
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 81. Light and variable wind becoming southeast 5 to 10 mph in the morning.
Monday Night
Partly cloudy, with a low around 61. Southeast wind around 5 mph.
Tuesday
A chance of showers, with thunderstorms also possible after 10am. Partly sunny, with a high near 85. South wind 5 to 10 mph. Chance of precipitation is 30%.
Tuesday Night
Showers and possibly a thunderstorm. Low around 68. Southwest wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Mostly sunny, with a high near 83. West wind 5 to 15 mph.
Wednesday Night
Mostly clear, with a low around 56. West wind 5 to 10 mph becoming light in the evening.
Thursday
Sunny, with a high near 79.
Thursday Night
Mostly clear, with a low around 54.
Friday
Sunny, with a high near 81.
Friday Night
Mostly clear, with a low around 58.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
Spring Green WI
 43.18°N 90.07°W (Elev. 725 ft)
Last Update:
10:56 am CDT Sep 6, 2026
Forecast Valid:
11am CDT Sep 6, 2026-6pm CDT Sep 12, 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