Weather Forecast for Madison

Wisconsin, United States of America

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Partly cloudy

Current Weather - Madison: 10°C

Wisconsin, United States of America

Partly cloudy

Feels like 6°C

Wind

25 km/h NW

Humidity

25%

Pressure

1021 mb

UV Index

2

Visibility

16 km

Sunny

Sunny

Sunday, April 19, 2026

High

9°C

Low

2°C

Rain Chance

0%

Hourly Forecast

Clear 3°C
23:00
Apr 20

Day Statistics

Maximum Wind

25 km/h

Humidity

48%

Precipitation

0 mm

UV Index

5

Visibility

9 km

Rain Chance

0%

Snow Chance

0%

Sun & Moon

Sunrise

06:09 AM

Sunset

07:45 PM

Moonrise

07:03 AM

Moonset

11:14 PM

Moon Phase

Waxing Crescent

Moon Illumination

3%

Air Quality

PM2.5

5.6

μg/m³

PM10

6.5

μg/m³

NO₂

3.2

μg/m³

O₃

85.4

μg/m³

SO₂

1.4

μg/m³

CO

175.7

μg/m³

US EPA Index: 1 GB DEFRA Index: 1

Solar Radiation Data

Shortwave Radiation

681.48

Diffuse Radiation

285.59

DNI

0

GTI

265.47

Weather Alerts

Flood Warning issued April 19 at 5:01AM CDT until April 24 at 9:00AM CDT by NWS Milwaukee/Sullivan WI

Columbia, WI Apr 19, 05:01 AM - Apr 19, 05:15 PM
Severity: Severe Urgency: Immediate

...The Flood Warning continues for the following rivers in Wisconsin...Illinois... Milwaukee River Near Cedarburg affecting Ozaukee County. Rock River Near Lake Koshkonong affecting Rock and Jefferson Counties. Rock River At Fort Atkinson affecting Jefferson County. Rock River At Afton affecting Winnebago and Rock Counties. Baraboo River Near Baraboo affecting Columbia and Sauk Counties. Rock River At Jefferson affecting Jefferson County. Rock River At Watertown affecting Jefferson County. ROCK RIVER near LEBANON-3 E-HWY MM BRIDGE affecting Dodge County. Fox River Near Berlin affecting Green Lake County. Crawfish River At Milford affecting Jefferson County. Fox River Lower At Waukesha affecting Waukesha County. Fox River Lower Near New Munster affecting Lake and Kenosha Counties. Pecatonica River At Martintown affecting Green County. Root River Canal At Raymond affecting Racine County. Sugar River At Brodhead affecting Winnebago, Green and Rock Counties. Wisconsin River At Portage affecting Columbia County. ...The Flood Warning is cancelled for the following rivers in Wisconsin... Root River At Franklin affecting Milwaukee County. * WHAT...Major flooding is occurring and moderate flooding is forecast. This approaches the flood of record. * WHERE...Wisconsin River at Portage. * WHEN...Until late Friday morning. * IMPACTS...At 19.0 feet, There is 1 foot of water over a low section of County Highway V in Dekorra. Floodwaters affect River Oaks Road and River Shores Road (Lewiston Township) as well as numerous roads in the Blackhawk Park area about 3 miles south of Portage. * ADDITIONAL DETAILS... - At 11:15 PM CDT Saturday the stage was 19.2 feet. - Bankfull stage is 12.7 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 11:15 PM CDT Saturday was 20.0 feet. - Forecast...The river is expected to fall below flood stage early Friday morning and continue falling to 15.4 feet Saturday evening. - Flood stage is 17.0 feet. - Flood History...This crest compares to a previous crest of 19.4 feet on 04/14/2011. - http://www.weather.gov/safety/flood

Even 6 inches of fast-moving flood water can knock you off your feet and a depth of 2 feet will float your car. Never try to walk, swim, or drive through such swift water. If you come upon flood waters, stop, turn around and go another way. Motorists should not attempt to drive around barricades or drive cars through flooded areas. 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 this morning at 615 AM CDT.

Event: Flood Warning Certainty: Observed Category: Met

Flood Warning issued April 19 at 5:01AM CDT until April 22 at 5:00AM CDT by NWS Milwaukee/Sullivan WI

Columbia, WI; Sauk, WI Apr 19, 05:01 AM - Apr 19, 05:15 PM
Severity: Severe Urgency: Immediate

...The Flood Warning continues for the following rivers in Wisconsin...Illinois... Milwaukee River Near Cedarburg affecting Ozaukee County. Rock River Near Lake Koshkonong affecting Rock and Jefferson Counties. Rock River At Fort Atkinson affecting Jefferson County. Rock River At Afton affecting Winnebago and Rock Counties. Baraboo River Near Baraboo affecting Columbia and Sauk Counties. Rock River At Jefferson affecting Jefferson County. Rock River At Watertown affecting Jefferson County. ROCK RIVER near LEBANON-3 E-HWY MM BRIDGE affecting Dodge County. Fox River Near Berlin affecting Green Lake County. Crawfish River At Milford affecting Jefferson County. Fox River Lower At Waukesha affecting Waukesha County. Fox River Lower Near New Munster affecting Lake and Kenosha Counties. Pecatonica River At Martintown affecting Green County. Root River Canal At Raymond affecting Racine County. Sugar River At Brodhead affecting Winnebago, Green and Rock Counties. Wisconsin River At Portage affecting Columbia County. ...The Flood Warning is cancelled for the following rivers in Wisconsin... Root River At Franklin affecting Milwaukee County. * WHAT...Minor flooding is forecast. * WHERE...Baraboo River near Baraboo. * WHEN...Until early Wednesday morning. * IMPACTS...At 17.0 feet, If Wisconsin River at Portage up to 17 feet also, water impacts parking lots near Hwy 33 and water over Tritz Rd near Hwy 33. There is widespread flooding of agricultural land. * ADDITIONAL DETAILS... - At 4:00 AM CDT Sunday the stage was 15.3 feet. - Bankfull stage is 14.0 feet. - Forecast...The river is expected to rise above flood stage this afternoon to a crest of 16.7 feet early tomorrow afternoon. It will then fall below flood stage late Tuesday evening. - Flood stage is 16.0 feet. - http://www.weather.gov/safety/flood

Even 6 inches of fast-moving flood water can knock you off your feet and a depth of 2 feet will float your car. Never try to walk, swim, or drive through such swift water. If you come upon flood waters, stop, turn around and go another way. Motorists should not attempt to drive around barricades or drive cars through flooded areas. 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 this morning at 615 AM CDT.

Event: Flood Warning Certainty: Observed Category: Met

Flood Warning issued April 19 at 10:26AM CDT until April 24 at 11:00AM CDT by NWS Milwaukee/Sullivan WI

Columbia, WI Apr 19, 10:26 AM - Apr 19, 10:30 PM
Severity: Severe Urgency: Immediate

...The Flood Warning continues for the following rivers in Wisconsin...Illinois... Milwaukee River Near Cedarburg affecting Ozaukee County. Rock River Near Lake Koshkonong affecting Rock and Jefferson Counties. Rock River At Fort Atkinson affecting Jefferson County. Rock River At Afton affecting Rock and Winnebago Counties. Rock River At Jefferson affecting Jefferson County. Rock River At Watertown affecting Jefferson County. ROCK RIVER near LEBANON-3 E-HWY MM BRIDGE affecting Dodge County. Fox River Near Berlin affecting Green Lake County. Crawfish River At Milford affecting Jefferson County. Fox River Lower At Waukesha affecting Waukesha County. Fox River Lower Near New Munster affecting Kenosha and Lake Counties. Sugar River At Brodhead affecting Rock, Winnebago and Green Counties. ...The Flood Warning is extended for the following rivers in Wisconsin... Pecatonica River At Martintown affecting Green County. Root River Canal At Raymond affecting Racine County. ...Forecast flooding changed from Moderate to Major severity and increased in duration for the following rivers in Wisconsin... Wisconsin River At Portage affecting Columbia County. * WHAT...Major flooding is occurring and major flooding is forecast. This approaches the flood of record. * WHERE...Wisconsin River at Portage. * WHEN...Until late Friday morning. * IMPACTS...At 19.0 feet, There is 1 foot of water over a low section of County Highway V in Dekorra. Floodwaters affect River Oaks Road and River Shores Road (Lewiston Township) as well as numerous roads in the Blackhawk Park area about 3 miles south of Portage. * ADDITIONAL DETAILS... - At 9:00 AM CDT Sunday the stage was 19.2 feet. - Bankfull stage is 12.7 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 9:00 AM CDT Sunday was 19.9 feet. - Forecast...The river is expected to fall below flood stage early Friday morning and continue falling to 15.5 feet Sunday, April 26. - Flood stage is 17.0 feet. - Flood History...This crest compares to a previous crest of 19.4 feet on 04/14/2011. - http://www.weather.gov/safety/flood

Motorists should not attempt to drive around barricades or drive cars through flooded areas. Even 6 inches of fast-moving flood water can knock you off your feet and a depth of 2 feet will float your car. Never try to walk, swim, or drive through such swift water. If you come upon flood waters, stop, turn around and go another way. Additional information is available at www.weather.gov. The next statement will be issued this evening at 1030 PM CDT.

Event: Flood Warning Certainty: Observed Category: Met

Flood Warning issued April 19 at 5:01AM CDT until April 20 at 4:00PM CDT by NWS Milwaukee/Sullivan WI

Winnebago, IL; Green, WI; Rock, WI Apr 19, 05:01 AM - Apr 19, 05:15 PM
Severity: Severe Urgency: Immediate

...The Flood Warning continues for the following rivers in Wisconsin...Illinois... Milwaukee River Near Cedarburg affecting Ozaukee County. Rock River Near Lake Koshkonong affecting Rock and Jefferson Counties. Rock River At Fort Atkinson affecting Jefferson County. Rock River At Afton affecting Winnebago and Rock Counties. Baraboo River Near Baraboo affecting Columbia and Sauk Counties. Rock River At Jefferson affecting Jefferson County. Rock River At Watertown affecting Jefferson County. ROCK RIVER near LEBANON-3 E-HWY MM BRIDGE affecting Dodge County. Fox River Near Berlin affecting Green Lake County. Crawfish River At Milford affecting Jefferson County. Fox River Lower At Waukesha affecting Waukesha County. Fox River Lower Near New Munster affecting Lake and Kenosha Counties. Pecatonica River At Martintown affecting Green County. Root River Canal At Raymond affecting Racine County. Sugar River At Brodhead affecting Winnebago, Green and Rock Counties. Wisconsin River At Portage affecting Columbia County. ...The Flood Warning is cancelled for the following rivers in Wisconsin... Root River At Franklin affecting Milwaukee County. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Sugar River at Brodhead. * WHEN...Until tomorrow afternoon. * IMPACTS...At 6.5 feet, There is widespread flooding of lowland and agricultural land. Downstream in the Avon Bottoms area of Rock County, there is flooding in Sugar River Park. Some roads are flooded in Avon Township, including Beloit Newark Rd, about 6 miles downstream of Brodhead. In Illinois, Winslow Rd is threatened near the river between Durand and Shirland. Low lying areas of Sugar Shores Camping Resort may be inundated. * ADDITIONAL DETAILS... - At 4:00 AM CDT Sunday the stage was 6.7 feet. - Bankfull stage is 4.5 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 4:00 AM CDT Sunday was 8.3 feet. - Forecast...The river is expected to fall below flood stage late tomorrow morning and continue falling to 2.1 feet Saturday evening. - Flood stage is 5.0 feet. - http://www.weather.gov/safety/flood

Even 6 inches of fast-moving flood water can knock you off your feet and a depth of 2 feet will float your car. Never try to walk, swim, or drive through such swift water. If you come upon flood waters, stop, turn around and go another way. Motorists should not attempt to drive around barricades or drive cars through flooded areas. 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 this morning at 615 AM CDT.

Event: Flood Warning Certainty: Observed Category: Met

Flood Warning issued April 19 at 5:01AM CDT until April 21 at 5:00PM CDT by NWS Milwaukee/Sullivan WI

Green, WI Apr 19, 05:01 AM - Apr 19, 05:15 PM
Severity: Severe Urgency: Immediate

...The Flood Warning continues for the following rivers in Wisconsin...Illinois... Milwaukee River Near Cedarburg affecting Ozaukee County. Rock River Near Lake Koshkonong affecting Rock and Jefferson Counties. Rock River At Fort Atkinson affecting Jefferson County. Rock River At Afton affecting Winnebago and Rock Counties. Baraboo River Near Baraboo affecting Columbia and Sauk Counties. Rock River At Jefferson affecting Jefferson County. Rock River At Watertown affecting Jefferson County. ROCK RIVER near LEBANON-3 E-HWY MM BRIDGE affecting Dodge County. Fox River Near Berlin affecting Green Lake County. Crawfish River At Milford affecting Jefferson County. Fox River Lower At Waukesha affecting Waukesha County. Fox River Lower Near New Munster affecting Lake and Kenosha Counties. Pecatonica River At Martintown affecting Green County. Root River Canal At Raymond affecting Racine County. Sugar River At Brodhead affecting Winnebago, Green and Rock Counties. Wisconsin River At Portage affecting Columbia County. ...The Flood Warning is cancelled for the following rivers in Wisconsin... Root River At Franklin affecting Milwaukee County. * WHAT...Minor flooding is forecast. * WHERE...Pecatonica River at Martintown. * WHEN...Until Tuesday afternoon. * IMPACTS...At 13.5 feet, Floodwaters affect Martintown Road and West River Road in the Martintown area. Upstream in Browntown, floodwaters affect highway MM and West Indies Road. * ADDITIONAL DETAILS... - At 4:00 AM CDT Sunday the stage was 13.3 feet. - Bankfull stage is 9.5 feet. - Forecast...The river is expected to rise above flood stage this morning to a crest of 14.0 feet this evening. It will then fall below flood stage late Tuesday morning. - Flood stage is 13.5 feet. - http://www.weather.gov/safety/flood

Even 6 inches of fast-moving flood water can knock you off your feet and a depth of 2 feet will float your car. Never try to walk, swim, or drive through such swift water. If you come upon flood waters, stop, turn around and go another way. Motorists should not attempt to drive around barricades or drive cars through flooded areas. 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 this morning at 615 AM CDT.

Event: Flood Warning Certainty: Observed Category: Met