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Home Return to list Severe Thunderstorm Warning 0234 Issued by the Milwaukee / Sullivan Forecast Office
Action: New Issued At: 2026-08-09 09:46:15
179
WUUS53 KMKX 091445
SVRMKX
WIC021-025-091530-
/O.NEW.KMKX.SV.W.0234.260809T1445Z-260809T1530Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Milwaukee/Sullivan WI
945 AM CDT Sun Aug 9 2026
The National Weather Service in Milwaukee/Sullivan has issued a
* Severe Thunderstorm Warning for...
Southern Columbia County in south central Wisconsin...
Dane County in south central Wisconsin...
* Until 1030 AM CDT.
* At 945 AM CDT, a severe thunderstorm was located near Deforest, or
near Windsor, moving east at 30 mph.
HAZARD...60 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Madison, Sun Prairie, Fitchburg, Middleton, Stoughton, Waunakee,
Verona, Oregon, McFarland, Monona, Mount Horeb, Windsor, Edgerton,
Columbus, Prairie Du Sac, Marshall, Sauk City, Lake Wisconsin,
Deforest, and Cottage Grove.
People attending Madison Ride the Drive , and Belleville Community
Picnic should seek safe shelter immediately!
Other landmarks included are the following Locations Wisconsin State
Capitol and Gibraltar Rock Natural Area County Park.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Large hail, damaging wind, and continuous cloud to ground lightning
are occurring with this storm. Move indoors immediately. Lightning is
one of natures leading killers. Remember, if you can hear thunder,
you are close enough to be struck by lightning.
&&
LAT...LON 4286 8980 4333 8971 4336 8967 4336 8965
4338 8960 4342 8960 4340 8901 4285 8901
TIME...MOT...LOC 1445Z 291DEG 28KT 4330 8932
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
MRC
Action: Continued Issued At: 2026-08-09 10:07:01
553
WWUS53 KMKX 091506
SVSMKX
Severe Weather Statement
National Weather Service Milwaukee/Sullivan WI
1006 AM CDT Sun Aug 9 2026
WIC021-025-091530-
/O.CON.KMKX.SV.W.0234.000000T0000Z-260809T1530Z/
Columbia WI-Dane WI-
1006 AM CDT Sun Aug 9 2026
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1030 AM CDT
FOR SOUTHEASTERN COLUMBIA AND EASTERN DANE COUNTIES...
At 1006 AM CDT, a severe thunderstorm was located over Cottage Grove,
or near Marshall, moving east at 35 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Madison, Sun Prairie, Fitchburg, Stoughton, Waunakee, Verona, Oregon,
McFarland, Monona, Windsor, Edgerton, Columbus, Marshall, Deforest,
Cottage Grove, Belleville, Deerfield, Fall River, Shorewood Hills,
and Cambridge.
People attending Madison Ride the Drive should seek safe shelter
immediately!
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Continuous cloud to ground lightning is occurring with this storm.
Move indoors immediately. Lightning is one of natures leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4286 8964 4319 8941 4341 8932 4340 8901
4285 8901
TIME...MOT...LOC 1506Z 280DEG 32KT 4311 8916
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
MRC
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