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Hazardous Weather Conditions

Current conditions at

Madison, Dane County Regional-Truax Field (KMSN)

Lat: 43.14°NLon: 89.35°WElev: 860ft.

Fair

38°F

3°C

Humidity 52%
Wind Speed Calm
Barometer 30.03 in (1017.4 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Last update 18 Apr 11:53 pm CDT
Extended Forecast for

Arlington WI

Flash Flood Watch April 19, 12:39am until April 19, 07:00am
Click here for hazard details and duration
Flash Flood Watch
  •  
    Flash Flood Watch April 19, 12:39am until April 19, 07:00am

    NOW until 7:00am Sun

    Flash Flood Watch

  • Overnight

    Low: 30 °F

    Areas Frost

  • Sunday

    Sunday: A chance of snow showers before 10am, then a chance of sprinkles between 10am and noon. Partly sunny, with a high near 47. Northwest wind 5 to 15 mph. Chance of precipitation is 20%.

    High: 47 °F

    Slight Chance
    Sprinkles/Snow
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Widespread frost after 5am. Otherwise, mostly clear, with a low around 26. Northwest wind 5 to 10 mph becoming light and variable in the evening.

    Low: 26 °F

    Mostly Clear
    then Frost

  • Monday

    Monday: Widespread frost before 7am. Otherwise, sunny, with a high near 53. South wind 5 to 10 mph.

    High: 53 °F

    Frost then
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 41. South wind around 10 mph.

    Low: 41 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 73. West wind 5 to 10 mph.

    High: 73 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 41. West wind around 5 mph becoming northeast after midnight.

    Low: 41 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 71. Northeast wind 5 to 10 mph becoming southeast in the afternoon.

    High: 71 °F

    Sunny

Detailed Forecast

Overnight
Areas of frost after 3am. Otherwise, mostly clear, with a low around 30. West wind 5 to 10 mph.
Sunday
A chance of snow showers before 10am, then a chance of sprinkles between 10am and noon. Partly sunny, with a high near 47. Northwest wind 5 to 15 mph. Chance of precipitation is 20%.
Sunday Night
Widespread frost after 5am. Otherwise, mostly clear, with a low around 26. Northwest wind 5 to 10 mph becoming light and variable in the evening.
Monday
Widespread frost before 7am. Otherwise, sunny, with a high near 53. South wind 5 to 10 mph.
Monday Night
Partly cloudy, with a low around 41. South wind around 10 mph.
Tuesday
Sunny, with a high near 73. West wind 5 to 10 mph.
Tuesday Night
Mostly clear, with a low around 41. West wind around 5 mph becoming northeast after midnight.
Wednesday
Sunny, with a high near 71. Northeast wind 5 to 10 mph becoming southeast in the afternoon.
Wednesday Night
Mostly clear, with a low around 51.
Thursday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 78.
Thursday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 57. Chance of precipitation is 70%.
Friday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 67. Chance of precipitation is 60%.
Friday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 40.
Saturday
A 30 percent chance of showers. Mostly sunny, with a high near 59.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Arlington WI
 43.33°N 89.38°W (Elev. 1047 ft)
Last Update:
12:32 am CDT Apr 19, 2026
Forecast Valid:
12am CDT Apr 19, 2026-6pm CDT Apr 25, 2026
 
Forecast Discussion
 
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Additional Resources

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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