Water Temperature of Lake Mendota in Madison, WI
Current Water Temperature
Measurement Time: Friday, October 31, 2025, 10:15 AM CDT
Temperature Locations
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Local Points of Interest
Maple Bluff, WI; Shorewood Hills, WI; Middleton, WI; Waunakee, WIStation Name: Madison 2NW
Data Source: USGS
Elevation Above Sea Level: 847 feet
Nearest Address:
Howard Temin Lakeshore Path
Madison, WI 53706
Dane County
GPS Coordinates: 43.0994, -89.4044
Nearby Water Temperatures
Lake Monona, Madison, WI (2.5 mi)Pheasant Branch, Middleton, WI (5.4 mi)
Swan Creek, Fitchburg, WI (7.2 mi)
Yahara River, Windsor, WI (8 mi)
Badger Mill Creek, Verona, WI (10.9 mi)
Brewery Creek, Cross Plains, WI (11.8 mi)
Black Earth Creek, Cross Plains, WI (11.9 mi)
Sugar River, Verona, WI (12.6 mi)
Black Earth Creek, Cross Plains, WI (13.1 mi)
Black Earth Creek, Black Earth, WI (16.7 mi)
Eagle Spring Lake, Mukwonago, WI (51.8 mi)
Wisconsin River, Muscoda, WI (52.8 mi)
Fox River, Berlin, WI (63.2 mi)
Fond Du Lac River, Fond Du Lac, WI (67.7 mi)
Rock River, Byron, IL (67.9 mi)
Weather for Madison, Wisconsin
Current Weather

Five Day Weather Forecast

Mon
H: 6°F
L: -7°F

Tue
H: 17°F
L: 1°F

Wed
H: 24°F
L: 14°F

Thu
H: 26°F
L: 1°F

Fri
H: 34°F
L: -11°F
Air Quality
Nitrogen Dioxide: 2.55 μg/m3
Sulphur Dioxide: 1.15 μg/m3
Ozone: 66 μg/m3
Astronomical
Sun Transit: 12:08 AM
Sunset: 4:53 PM
Daylight: 9 hrs 30 mins
Moon Transit: 12:56 AM
Moonset: 5:50 PM
Moon Phase: New
Moon Illumination: 0.4%
Best Times for Fishing or Hunting
Major Periods
12:07 AM - 2:37 AM12:26 AM - 2:56 PM
Minor Periods
5:20 PM - 6:50 PM7:42 AM - 9:12 AM
Action Rating: 5 out of 5
Winter Weather Advisory issued January 18 at 6:09PM CST until January 19 at 12:00PM CST by NWS Milwaukee/Sullivan WI
Effective: Sun January 18, 2026, 6:09 PM
Expires: Mon January 19, 2026, 2:15 AM
* WHAT...Snow. Additional snow accumulations up to one inch. Winds gusting as high as 40 mph. * WHERE...A portion of south central Wisconsin. * WHEN...Until noon CST Monday. * IMPACTS...Plan on slippery road conditions. Areas of blowing snow could significantly reduce visibility. The hazardous conditions could impact the Monday morning commute.
Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1.
Cold Weather Advisory issued January 18 at 2:20PM CST until January 19 at 12:00PM CST by NWS Milwaukee/Sullivan WI
Effective: Sun January 18, 2026, 2:20 PM
Expires: Sun January 18, 2026, 10:30 PM
* WHAT...Very cold wind chills as low as 22 to 29 below zero expected. * WHERE...Portions of east central, south central, and southeast Wisconsin. * WHEN...From 3 AM to noon CST Monday. * IMPACTS...The dangerously cold wind chills as low as 30 below zero could cause frostbite on exposed skin in as little as 30 minutes. Frostbite and hypothermia will occur if unprotected skin is exposed to these temperatures.
Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. Keep pets indoors as much as possible.
Cold Weather Advisory issued January 18 at 8:52PM CST until January 19 at 12:00PM CST by NWS Milwaukee/Sullivan WI
Effective: Sun January 18, 2026, 8:52 PM
Expires: Mon January 19, 2026, 5:00 AM
* WHAT...Very cold wind chills as low as 28 below expected. * WHERE...Portions of east central, south central, and southeast Wisconsin. * WHEN...From 3 AM to noon CST Monday. * IMPACTS...The dangerously cold wind chills as low as 28 below zero could cause frostbite on exposed skin in as little as 30 minutes. Frostbite and hypothermia will occur if unprotected skin is exposed to these temperatures.
Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. Keep pets indoors as much as possible.
Winter Weather Advisory issued January 18 at 8:51PM CST until January 19 at 12:00PM CST by NWS Milwaukee/Sullivan WI
Effective: Sun January 18, 2026, 8:51 PM
Expires: Mon January 19, 2026, 6:00 AM
* WHAT...Snow. Additional snow accumulations up to one inch. Winds gusting as high as 40 mph. * WHERE...A portion of south central Wisconsin. * WHEN...Until noon CST Monday. * IMPACTS...Plan on slippery road conditions. Areas of blowing snow could significantly reduce visibility. The hazardous conditions could impact the Monday morning commute.
Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1.
Winter Weather Advisory issued January 18 at 6:09PM CST until January 19 at 12:00PM CST by NWS Milwaukee/Sullivan WI
Effective: Sun January 18, 2026, 6:09 PM
Expires: Mon January 19, 2026, 2:15 AM
* WHAT...Snow. Additional snow accumulations up to one inch. Winds gusting as high as 40 mph. * WHERE...Portions of east central and southeast Wisconsin. * WHEN...Until noon CST Monday. * IMPACTS...Plan on slippery road conditions. Areas of blowing snow could significantly reduce visibility. The hazardous conditions could impact the Monday morning commute.
Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1.
Flood Warning issued January 18 at 3:41PM CST by NWS Milwaukee/Sullivan WI
Effective: Sun January 18, 2026, 3:41 PM
Expires: Mon January 19, 2026, 3:45 AM
...The National Weather Service in Milwaukee/Sullivan WI has issued a Flood Warning for the following rivers in Wisconsin... Bark River Near Rome affecting Jefferson County. .Ice build up from the recent cold snap has resulted in the Bark River near Rome rising into minor flood stage. A Flood Warning is in effect until further notice for the Bark River near Rome in Jefferson County. * WHAT...Minor flooding is occurring. This approaches the flood of record. * WHERE...Bark River near Rome. * WHEN...From this afternoon until further notice. * IMPACTS...At 4.3 feet, There is lowland and agricultural land flooding. * ADDITIONAL DETAILS... - At 3:00 PM CST Sunday the stage was 4.2 feet. - Bankfull stage is 3.0 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 3:00 PM CST Sunday was 4.3 feet. - Forecast...No forecast is available for this location. - Flood stage is 4.0 feet. - Flood History...This crest compares to a previous crest of 4.2 feet on 01/21/2019. - http://www.weather.gov/safety/flood
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Additional information is available at www.weather.gov. The next statement will be issued late tonight at 345 AM CST.
Winter Weather Advisory issued January 18 at 8:51PM CST until January 19 at 12:00PM CST by NWS Milwaukee/Sullivan WI
Effective: Sun January 18, 2026, 8:51 PM
Expires: Mon January 19, 2026, 6:00 AM
* WHAT...Snow. Additional snow accumulations up to one inch. Winds gusting as high as 40 mph. * WHERE...Portions of east central and southeast Wisconsin. * WHEN...Until noon CST Monday. * IMPACTS...Plan on slippery road conditions. Areas of blowing snow could significantly reduce visibility. The hazardous conditions could impact the Monday morning commute.
Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1.
Weather Forecast
Air Quality
Nitrogen Dioxide: 4.74 μg/m3
Sulphur Dioxide: 1.25 μg/m3
Ozone: 65 μg/m3
Astronomical
Sun Transit: 12:08 AM
Sunset: 4:53 PM
Daylight: 9 hrs 30 mins
Moon Transit: 12:56 AM
Moonset: 5:50 PM
Moon Phase: New
Moon Illumination: 0.4%
Best Times for Fishing or Hunting
Major Periods
12:07 AM - 2:37 AM12:26 AM - 2:56 PM
Minor Periods
5:20 PM - 6:50 PM7:42 AM - 9:12 AM
Action Rating: 5 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 6.21 μg/m3
Sulphur Dioxide: 1.45 μg/m3
Ozone: 67.48 μg/m3
Astronomical
Sun Transit: 12:08 AM
Sunset: 4:55 PM
Daylight: 9 hrs 31 mins
Moon Transit: 1:44 PM
Moonset: 7:01 PM
Moon Phase: New
Moon Illumination: 3.1%
Best Times for Fishing or Hunting
Major Periods
12:55 AM - 3:25 AM1:14 PM - 3:44 PM
Minor Periods
6:31 PM - 8:01 PM8:08 AM - 9:38 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 14.97 μg/m3
Sulphur Dioxide: 1.91 μg/m3
Ozone: 53 μg/m3
Astronomical
Sun Transit: 12:09 AM
Sunset: 4:56 PM
Daylight: 9 hrs 33 mins
Moon Transit: 2:29 PM
Moonset: 8:11 PM
Moon Phase: Waxing Crescent
Moon Illumination: 8.1%
Best Times for Fishing or Hunting
Major Periods
1:41 AM - 4:11 AM1:59 PM - 4:29 PM
Minor Periods
7:41 PM - 9:11 PM8:29 AM - 9:59 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 4.69 μg/m3
Sulphur Dioxide: 1.51 μg/m3
Ozone: 71.6 μg/m3
Astronomical
Sun Transit: 12:09 AM
Sunset: 4:57 PM
Daylight: 9 hrs 35 mins
Moon Transit: 12:00 AM
Moonset: 9:20 PM
Moon Phase: Waxing Crescent
Moon Illumination: 15.4%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM2:26 AM - 4:56 AM
Minor Periods
8:50 PM - 10:20 PM8:49 AM - 10:19 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 3.81 μg/m3
Sulphur Dioxide: 1.23 μg/m3
Ozone: 71.54 μg/m3
Astronomical
Sun Transit: 12:09 AM
Sunset: 4:58 PM
Daylight: 9 hrs 37 mins
Moon Transit: 8:54 AM
Moonset: 10:32 PM
Moon Phase: Waxing Crescent
Moon Illumination: 24.4%
Best Times for Fishing or Hunting
Major Periods
8:24 AM - 10:54 AM8:24 AM - 10:54 AM
Minor Periods
10:02 PM - 11:32 PM9:09 AM - 10:39 AM
Action Rating: 2 out of 5
