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

60°F

16°C

Humidity 100%
Wind Speed W 5 mph
Barometer 29.98 in (1014.5 mb)
Dewpoint 60°F (16°C)
Visibility 9.00 mi
Last update 27 Aug 12:56 am CDT
Extended Forecast for

Spring Green WI

  • Overnight

    Overnight: Areas of fog after 5am. Otherwise, mostly clear, with a low around 59. Calm wind.

    Low: 59 °F

    Areas Fog

  • Thursday

    Thursday: Widespread fog, mainly before 8am. Otherwise, mostly sunny, with a high near 82. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 82 °F

    Fog then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Areas of fog after 4am. Otherwise, mostly clear, with a low around 55. Calm wind.

    Low: 55 °F

    Mostly Clear
    then Areas
    Fog

  • Friday

    Friday: Areas of fog before 8am. Otherwise, sunny, with a high near 83. Calm wind becoming southwest around 5 mph.

    High: 83 °F

    Areas Fog
    then Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 61. Calm wind.

    Low: 61 °F

    Increasing
    Clouds

  • Saturday

    Saturday: A 30 percent chance of showers after 1pm. Mostly cloudy, with a high near 79. South wind 5 to 10 mph.

    High: 79 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 66. South wind around 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Showers
    Likely

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 87. South wind around 10 mph. Chance of precipitation is 30%.

    High: 87 °F

    Chance
    Showers then
    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 68. Chance of precipitation is 60%.

    Low: 68 °F

    Chance
    T-storms then
    Showers
    Likely

Detailed Forecast

Overnight
Areas of fog after 5am. Otherwise, mostly clear, with a low around 59. Calm wind.
Thursday
Widespread fog, mainly before 8am. Otherwise, mostly sunny, with a high near 82. Calm wind becoming northwest around 5 mph in the afternoon.
Thursday Night
Areas of fog after 4am. Otherwise, mostly clear, with a low around 55. Calm wind.
Friday
Areas of fog before 8am. Otherwise, sunny, with a high near 83. Calm wind becoming southwest around 5 mph.
Friday Night
Increasing clouds, with a low around 61. Calm wind.
Saturday
A 30 percent chance of showers after 1pm. Mostly cloudy, with a high near 79. South wind 5 to 10 mph.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 66. South wind around 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 87. South wind around 10 mph. Chance of precipitation is 30%.
Sunday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.
Monday
A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 88.
Monday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 67.
Tuesday
Partly sunny, with a high near 86.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Wednesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.
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ABOUT THIS FORECAST

 
Point Forecast:
Spring Green WI
 43.18°N 90.07°W (Elev. 725 ft)
Last Update:
12:31 am CDT Aug 27, 2026
Forecast Valid:
1am CDT Aug 27, 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