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Arthur, Wisconsin Weather Forecast
Arthur, Wisconsin Weather
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Weather Forecast for Arthur, Wisconsin : Grant County
Issued: 9:41 am CST Jan 17, 2026 Latitude: 42.8466592 Longitude: -90.4465161 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Sunday M.L.King Day Tuesday Wednesday Thursday Friday
80% chance of snow on Today Mostly Cloudy on Tonight 70% chance of snow on Sunday Mostly Sunny on M.L.King Day Mostly Sunny on Tuesday Partly Sunny on Wednesday Mostly Sunny on Thursday 20% chance of snow on Friday
High: 18°F Low: 3 °F High: 16°F High: 4 °F High: 19°F High: 21°F High: 15°F High: 17°F
Low: -4°F Low: -4°F Low: 12°F Low: 4 °F Low: 2 °F  
Snow Mostly Cloudy Snow Mostly Sunny Mostly Sunny Partly Sunny Mostly Sunny Snow
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Current Conditions at
BOSCOBEL - (KOVS)
14°
Cloudy
Light Snow
as of 11:32 AM CST
Rel. Humidity: 72%
Dew Point: 7°F
Visibility: 3 Miles
Pressure: 29.99 in.
Flight Rule: MVFR
Wind Data
7 MPH
260° West
Cloud Level(s): Broken at 2700ft, Solid Overcast at 3600ft
Current Conditions at
LONE ROCK - (KLNR)
12°
Feels like -1°F
Cloudy
Light Snow
as of 11:18 AM CST
Rel. Humidity: 78%
Dew Point: 7°F
Visibility: 1 Miles
Pressure: 29.96 in.
Flight Rule: IFR
Wind Data
10 MPH
270° West
Cloud Level(s): Broken at 2000ft, Solid Overcast at 3600ft
Current Conditions at
DUBUQUE - (KDBQ)
12°
Feels like -2°F
Cloudy
Light Snow
as of 11:21 AM CST
Rel. Humidity: 78%
Dew Point: 7°F
Visibility: 2 1/2 Miles
Pressure: 29.98 in.
Flight Rule: IFR
Wind Data
13 MPH
270° West
Cloud Level(s): Few at 1800ft, Scattered at 3300ft, Solid Overcast at 4900ft
80% chance of snow Today Today... Snow, mainly before 2pm. High near 18. Northwest wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. Total daytime snow accumulation of less than one inch possible.

Mostly Cloudy on Tonight Tonight... Mostly cloudy, with a low around 3. Wind chill values as low as -9. Northwest wind 8 to 14 mph, with gusts as high as 24 mph.

70% chance of snow Sunday Sunday... Snow likely, mainly after noon. Mostly cloudy, with a high near 16. Wind chill values as low as -8. Breezy, with a southwest wind 7 to 16 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around -4. Wind chill values as low as -24. Blustery, with a northwest wind 17 to 22 mph, with gusts as high as 30 mph.

Mostly Sunny on M.L.King Day M.L.King Day... Mostly sunny and cold, with a high near 4. Blustery, with a west wind 13 to 18 mph, with gusts as high as 28 mph.

Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around -4. West wind 6 to 10 mph, with gusts as high as 20 mph.

Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 19. West wind 6 to 9 mph becoming south in the afternoon.

30% chance of snow Tuesday Night Tuesday Night... A 30 percent chance of snow. Mostly cloudy, with a low around 12. South wind 6 to 9 mph becoming west after midnight.

Partly Sunny on Wednesday Wednesday... Partly sunny, with a high near 21. West wind 9 to 13 mph, with gusts as high as 21 mph.

Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 4. Northwest wind 6 to 9 mph, with gusts as high as 18 mph.

Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 15. West wind 6 to 9 mph.

Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 2. West wind 5 to 7 mph becoming south after midnight.

20% chance of snow Friday Friday... A 20 percent chance of snow. Partly sunny, with a high near 17. South wind 7 to 10 mph becoming northwest in the afternoon.

Current Radar Image


Sun Almanac for Arthur, Wisconsin
Sunrise: 07:29 AM
Sunset: 4:55 PM
Civil Sunrise:06:57 AM
Civil Sunset: 5:27 PM
Nautical Sunrise: 06:23 AM
Nautical Sunset: 6:01 PM
Astro Sunrise: 05:49 AM
Astro Sunset: 6:35 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.