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Ottawa, Wisconsin Weather Forecast
Ottawa, Wisconsin Weather
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Weather Forecast for Ottawa, Wisconsin : Waukesha County
Issued: 2:12 am CST Dec 15, 2025 Latitude: 42.9761214 Longitude: -88.4498199 View on Google Maps

MouseOver for Detail Forecast
Overnight Monday Tuesday Wednesday Thursday Friday Saturday Sunday
Cloudy on Overnight Mostly Cloudy on Monday Partly Sunny on Tuesday Mostly Sunny on Wednesday 70% chance of rain & snow on Thursday Partly Sunny on Friday Mostly Cloudy on Saturday Mostly Sunny on Sunday
Low: 2 °F High: 22°F High: 35°F High: 35°F High: 40 °F High: 25°F High: 37°F High: 28°F
Low: 11°F Low: 28°F Low: 37 °F Low: 4 °F Low: 18°F Low: 15°F  
Cloudy Mostly Cloudy Partly Sunny Mostly Sunny Rain & Snow Partly Sunny Mostly Cloudy Mostly Sunny
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Current Conditions at
WAUKESHA - (KUES)
Cloudy
as of 2:15 AM CST
Rel. Humidity: 60%
Dew Point: -4°F
Visibility: 10 Miles
Pressure: 30.35 in.
Flight Rule: VFR
Wind Data
8 MPH
210° Southwest
Cloud Level(s): Scattered at 7000ft, Solid Overcast at 8500ft
Current Conditions at
WATERTOWN - (KRYV)
Cloudy
as of 2:15 AM CST
Rel. Humidity: 60%
Dew Point: -6°F
Visibility: 10 Miles
Pressure: 30.33 in.
Flight Rule: VFR
Wind Data
8 MPH
190° South
Cloud Level(s): Solid Overcast at 8500ft
Current Conditions at
BURLINGTON MUNICIPAL AIR - (KBUU)
Cloudy
as of 2:15 AM CST
Visibility: 10 Miles
Pressure: 30.38 in.
Flight Rule: VFR
Wind Data
10 MPH
200° South
Cloud Level(s): Solid Overcast at 7500ft
Current Conditions at
MILWAUKEE - (KMKE)
Feels like -9°F
Cloudy
as of 1:52 AM CST
Rel. Humidity: 60%
Dew Point: -4°F
Visibility: 10 Miles
Pressure: 30.37 in.
Flight Rule: VFR
Wind Data
13 MPH
230° Southwest
Cloud Level(s): Broken at 8000ft, Solid Overcast at 10000ft
Cloudy on Overnight Overnight... Cloudy, with a low around 2. Wind chill values between -5 and -10. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

Mostly Cloudy on Monday Monday... Mostly cloudy, with a high near 22. Wind chill values between -10 and zero. Southwest wind 10 to 15 mph decreasing to 5 to 10 mph in the afternoon. Winds could gust as high as 30 mph.

Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 11. Southwest wind around 5 mph becoming calm.

Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 35. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.

Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 28. Southwest wind 10 to 15 mph becoming west after midnight. Winds could gust as high as 25 mph.

Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 35. West wind 5 to 10 mph becoming south in the afternoon.

50% chance of rain Wednesday Night Wednesday Night... A 50 percent chance of rain after midnight. Cloudy, with a temperature rising to around 37 by 3am. South wind 10 to 15 mph, with gusts as high as 30 mph.

70% chance of rain & snow Thursday Thursday... Rain likely before noon, then a slight chance of rain and snow. Mostly cloudy, with a temperature rising to near 40 by 9am, then falling to around 26 during the remainder of the day. Breezy, with a south wind 15 to 20 mph becoming west in the afternoon. Winds could gust as high as 35 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

20% chance of snow Thursday Night Thursday Night... A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 4. Breezy.

Partly Sunny on Friday Friday... Partly sunny, with a high near 25.

20% chance of snow Friday Night Friday Night... A 20 percent chance of snow. Mostly cloudy, with a low around 18.

Mostly Cloudy on Saturday Saturday... Mostly cloudy, with a high near 37.

Mostly Cloudy on Saturday Night Saturday Night... Mostly cloudy, with a low around 15.

Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 28.

Current Radar Image


Sun Almanac for Ottawa, Wisconsin
Sunrise: 07:18 AM
Sunset: 4:20 PM
Civil Sunrise:06:46 AM
Civil Sunset: 4:52 PM
Nautical Sunrise: 06:10 AM
Nautical Sunset: 5:28 PM
Astro Sunrise: 05:36 AM
Astro Sunset: 6:03 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.