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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

42°F

6°C

Humidity 68%
Wind Speed NW 9 G 23 mph
Barometer 29.69 in (1005.4 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 18 Apr 4:53 am CDT
Extended Forecast for

Arlington WI

Flash Flood Watch April 18, 05:03am until April 19, 07:00am
Click here for hazard details and duration
Flash Flood Watch
  •  
    Flash Flood Watch April 18, 05:03am until April 19, 07:00am

    NOW until 7:00am Sun

    Flash Flood Watch

  • Today

    High: 47 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 30. West wind 5 to 15 mph, with gusts as high as 30 mph.

    Low: 30 °F

    Mostly Clear

  • Sunday

    Sunday: A slight chance of rain showers after 1pm, mixing with snow after 4pm. Mostly sunny, with a high near 48. West wind 5 to 15 mph. Chance of precipitation is 20%.

    High: 48 °F

    Mostly Sunny
    then Slight
    Chance
    Rain/Snow

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 27. Northwest wind 5 to 10 mph becoming light and variable after midnight.

    Low: 27 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 55. Light southeast wind becoming south 5 to 10 mph in the morning.

    High: 55 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 43. South wind around 10 mph.

    Low: 43 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 72. West wind around 10 mph.

    High: 72 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 42. Northwest wind around 5 mph becoming northeast after midnight.

    Low: 42 °F

    Mostly Clear

Detailed Forecast

Today
Mostly sunny, with a high near 47. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.
Tonight
Mostly clear, with a low around 30. West wind 5 to 15 mph, with gusts as high as 30 mph.
Sunday
A slight chance of rain showers after 1pm, mixing with snow after 4pm. Mostly sunny, with a high near 48. West wind 5 to 15 mph. Chance of precipitation is 20%.
Sunday Night
Mostly clear, with a low around 27. Northwest wind 5 to 10 mph becoming light and variable after midnight.
Monday
Sunny, with a high near 55. Light southeast wind becoming south 5 to 10 mph in the morning.
Monday Night
Mostly cloudy, with a low around 43. South wind around 10 mph.
Tuesday
Mostly sunny, with a high near 72. West wind around 10 mph.
Tuesday Night
Mostly clear, with a low around 42. Northwest wind around 5 mph becoming northeast after midnight.
Wednesday
Sunny, with a high near 71.
Wednesday Night
Mostly clear, with a low around 52.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 77.
Thursday Night
Showers likely and possibly a thunderstorm. 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 68. Chance of precipitation is 60%.
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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:
4:33 am CDT Apr 18, 2026
Forecast Valid:
5am CDT Apr 18, 2026-6pm CDT Apr 24, 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