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

Wet and Cool in the East this Memorial Day Weekend; Well Above Normal Temperatures in the Northern Plains

A wet Memorial Day weekend is in store for the East, with widespread rainfall of 1 to more than 2 inches expected from the Gulf Coast to southern New England. Well above normal temperatures are forecast to build across the northern Plains. Another round of heavy to excessive rainfall is expected to impact the western Gulf Coast this weekend with Flood Watches in effect. Read More >

Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Partly Cloudy

68°F

20°C

Humidity 43%
Wind Speed E 18 mph
Barometer 30.06 in
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 22 May 1:45 pm CDT
Extended Forecast for

Edgerton WI

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 66. East wind 10 to 15 mph.

    High: 66 °F

    Mostly Cloudy

  • Tonight

    Tonight: Cloudy, with a low around 53. East wind 5 to 10 mph.

    Low: 53 °F

    Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 73. East wind around 5 mph.

    High: 73 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of showers before 1am, then a chance of showers after 4am. Mostly cloudy, with a low around 54. East wind around 5 mph becoming west after midnight. Chance of precipitation is 50%.

    Low: 54 °F

    Chance
    Showers

  • Sunday

    Sunday: A 30 percent chance of showers, mainly before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 78. West wind around 5 mph.

    High: 78 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 53. Calm wind.

    Low: 53 °F

    Mostly Clear

  • Memorial Day

    Memorial Day: Mostly sunny, with a high near 84. Calm wind becoming southwest around 5 mph in the morning.

    High: 84 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 58. Calm wind.

    Low: 58 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 66. East wind 10 to 15 mph.
Tonight
Cloudy, with a low around 53. East wind 5 to 10 mph.
Saturday
Partly sunny, with a high near 73. East wind around 5 mph.
Saturday Night
A chance of showers before 1am, then a chance of showers after 4am. Mostly cloudy, with a low around 54. East wind around 5 mph becoming west after midnight. Chance of precipitation is 50%.
Sunday
A 30 percent chance of showers, mainly before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 78. West wind around 5 mph.
Sunday Night
Mostly clear, with a low around 53. Calm wind.
Memorial Day
Mostly sunny, with a high near 84. Calm wind becoming southwest around 5 mph in the morning.
Monday Night
Mostly clear, with a low around 58. Calm wind.
Tuesday
Sunny, with a high near 87.
Tuesday Night
Partly cloudy, with a low around 59.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 84.
Wednesday Night
Partly cloudy, with a low around 57.
Thursday
Mostly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Edgerton WI
 42.84°N 89.06°W (Elev. 892 ft)
Last Update:
1:35 pm CDT May 22, 2026
Forecast Valid:
2pm CDT May 22, 2026-6pm CDT May 28, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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