Spring Valley, Wisconsin Weather
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Weather Forecast for Spring Valley, Wisconsin : Rock County
Issued: 1:24 am CDT Aug 26, 2025 Latitude: 42.6583417 Longitude: -89.3084495 View on Google Maps

MouseOver for Detail Forecast
Overnight Tuesday Wednesday Thursday Friday Saturday Sunday Labor Day
Clear on Overnight Mostly Sunny on Tuesday Mostly Sunny on Wednesday 30% chance of thunderstorms on Thursday Sunny on Friday Partly Sunny on Saturday Mostly Sunny on Sunday Mostly Sunny on Labor Day
Low: 45°F High: 70°F High: 73°F High: 71°F High: 69°F High: 70°F High: 73°F High: 75°F
Low: 50°F Low: 57°F Low: 48°F Low: 48°F Low: 51°F Low: 54°F  
Clear Mostly Sunny Mostly Sunny Thunderstorms Sunny Partly Sunny Mostly Sunny Mostly Sunny
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Current Conditions at
JANESVILLE - (KJVL)
50°
Clear
as of 1:35 AM CDST
Rel. Humidity: 87%
Dew Point: 46°F
Visibility: 10 Miles
Pressure: 30.17 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
MONROE - (KEFT)
55°
Clear
as of 1:35 AM CDST
Rel. Humidity: 66%
Dew Point: 45°F
Visibility: 10 Miles
Pressure: 30.17 in.
Flight Rule: VFR
Wind Data
10 MPH
300° Northwest
Cloud Level(s): Clear
Current Conditions at
ALBERTUS AIRPORT - (KFEP)
52°
Clear
as of 1:18 AM CDST
Rel. Humidity: 87%
Dew Point: 48°F
Visibility: 10 Miles
Pressure: 30.20 in.
Flight Rule: VFR
Wind Data
5 MPH
270° West
Cloud Level(s): Clear
Current Conditions at
MADISON - (KMSN)
54°
Mostly Cloudy
as of 12:53 AM CDST
Rel. Humidity: 76%
Dew Point: 46°F
Visibility: 10 Miles
Pressure: 30.16 in.
Flight Rule: VFR
Wind Data
6 MPH
300° Northwest
Cloud Level(s): Broken at 8000ft
Clear on Overnight Overnight... Clear, with a low around 45. Northwest wind around 5 mph.
Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 70. Northwest wind 5 to 10 mph.
Mostly Clear on Tuesday Night Tuesday Night... Mostly clear, with a low around 50. Northwest wind around 5 mph becoming calm in the evening.
Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 73. Southwest wind 5 to 10 mph.
40% chance of thunderstorms Wednesday Night Wednesday Night... A 40 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 57. Southwest wind 5 to 10 mph.
30% chance of thunderstorms Thursday Thursday... A chance of showers and thunderstorms before 7am, then a chance of showers between 7am and 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 71. West wind 5 to 10 mph becoming northeast in the afternoon. Chance of precipitation is 30%.
Mostly Clear on Thursday Night Thursday Night... Mostly clear, with a low around 48. Northeast wind 5 to 10 mph.
Sunny on Friday Friday... Sunny, with a high near 69. Northeast wind around 5 mph.
Cloudy on Friday Night Friday Night... Partly cloudy, with a low around 48.
Partly Sunny on Saturday Saturday... Partly sunny, with a high near 70.
Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 51.
Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 73.
Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 54.
Mostly Sunny on Labor Day Labor Day... Mostly sunny, with a high near 75.
Current Radar Image


Sun Almanac for Spring Valley, Wisconsin
Sunrise: 06:16 AM
Sunset: 7:41 PM
Civil Sunrise:05:47 AM
Civil Sunset: 8:11 PM
Nautical Sunrise: 05:11 AM
Nautical Sunset: 8:46 PM
Astro Sunrise: 04:34 AM
Astro Sunset: 9:24 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.