Weather

Severe Thunderstorm Watch Until 8 P.M. Today

The National Weather Service has upgraded its weather advisory to a Severe Thunderstorm Watch this evening until 8 p.m. Primary threats are:

WISCONSIN -- The National Weather Service has upgraded its weather advisory to a Severe Thunderstorm Watch this evening until 8 p.m.

Primary threats include:

  • Scattered large hail events to 1.5 inches in diameter possible
  • Isolated damaging wind gusts to 70 mph possible

The watch is in effect for the following locations:

Find out what's happening in Greendalefor free with the latest updates from Patch.

  • COLUMBIA
  • CRAWFORD
  • DANE
  • DODGE
  • GRANT
  • GREEN
  • IOWA
  • JEFFERSON
  • KENOSHA
  • LAFAYETTE
  • MILWAUKEE
  • OZAUKEE
  • RACINE
  • RICHLAND
  • ROCK
  • SAUK
  • WALWORTH
  • WASHINGTON
  • WAUKESHA

The National Weather Service has issued a hazardous weather outlook for portions of east central Wisconsin, South-Central Wisconsin and Southeast Wisconsin.

Today and tonight

Find out what's happening in Greendalefor free with the latest updates from Patch.

Scattered to numerous thunderstorms are expected to develop by late this afternoon and evening with the passage of a cold front.

There is a slight risk for severe storms south and west of Waukesha to Lake Geneva line. There is marginal risk for severe storms elsewhere. Hail and damaging wind gusts are the main threats but a tornado cannot be ruled out, especially over southwest portions of the forecast area.

NOAA Forecast for Monday

Today
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Increasing clouds, with a high near 83. Southwest wind around 10 mph.

Tonight
Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, then gradually becoming mostly clear, with a low around 60. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tuesday through Sunday

There are chances for thunderstorms at times from Wednesday through Sunday due to frontal boundaries affecting the area. The storms could produce periods of heavy rain mid to late week.

Spotter information statement

Spotter activation may be needed this afternoon and evening.

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