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

Hazardous Weather Conditions

Current conditions at

Lone Rock Tri-County Regional Airport (KLNR)

Lat: 43.21°NLon: 90.19°WElev: 712ft.

Fair

79°F

26°C

Humidity 74%
Wind Speed Calm
Barometer 29.94 in (1012.9 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 2 Sep 11:56 am CDT
Extended Forecast for

Spring Green WI

  • This Afternoon

    This Afternoon: A chance of sprinkles before 2pm. Mostly sunny, with a high near 89. Heat index values as high as 96. Calm wind becoming southwest around 5 mph.

    High: 89 °F

    Chance
    Sprinkles

  • Tonight

    Tonight: A slight chance of showers, then a chance of showers and thunderstorms after 3am. Partly cloudy, with a low around 70. East wind around 5 mph becoming calm. Chance of precipitation is 30%.

    Low: 70 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms, mainly before 3pm. Partly sunny, with a high near 86. Calm wind becoming west around 5 mph in the morning.

    High: 86 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after midnight. Low around 69. South wind around 5 mph becoming northeast after midnight. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 69 °F

    Chance
    T-storms then
    Showers

  • Friday

    Friday: A slight chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 1pm. Partly sunny, with a high near 89. Calm wind becoming southeast around 5 mph. Chance of precipitation is 20%.

    High: 89 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms, then a chance of showers after 1am. Partly cloudy, with a low around 67. Calm wind. Chance of precipitation is 50%.

    Low: 67 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 87. Calm wind becoming east around 5 mph.

    High: 87 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 66. East wind around 5 mph becoming calm.

    Low: 66 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 84.

    High: 84 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
A chance of sprinkles before 2pm. Mostly sunny, with a high near 89. Heat index values as high as 96. Calm wind becoming southwest around 5 mph.
Tonight
A slight chance of showers, then a chance of showers and thunderstorms after 3am. Partly cloudy, with a low around 70. East wind around 5 mph becoming calm. Chance of precipitation is 30%.
Thursday
A 40 percent chance of showers and thunderstorms, mainly before 3pm. Partly sunny, with a high near 86. Calm wind becoming west around 5 mph in the morning.
Thursday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after midnight. Low around 69. South wind around 5 mph becoming northeast after midnight. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Friday
A slight chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 1pm. Partly sunny, with a high near 89. Calm wind becoming southeast around 5 mph. Chance of precipitation is 20%.
Friday Night
A slight chance of showers and thunderstorms, then a chance of showers after 1am. Partly cloudy, with a low around 67. Calm wind. Chance of precipitation is 50%.
Saturday
A 30 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 87. Calm wind becoming east around 5 mph.
Saturday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 66. East wind around 5 mph becoming calm.
Sunday
A 40 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 84.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 63.
Labor Day
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 81.
Monday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61.
Tuesday
A 20 percent chance of showers. Partly sunny, with a high near 80.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Spring Green WI
 43.18°N 90.07°W (Elev. 725 ft)
Last Update:
12:12 pm CDT Sep 2, 2026
Forecast Valid:
12pm CDT Sep 2, 2026-6pm CDT Sep 8, 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