Alert archive / Wisconsin / Special Weather Statements in 2017
Special Weather Statement, NWS Milwaukee, WI
NWS Milwaukee, WI issued this special weather statement at Jun 29, 2017, 12:51 AM CDT for Rock County, Walworth County, Wisconsin. It was in force for 24 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jun 29, 2017, 12:51 AM CDT (05:51 UTC)
- Expired
- Jun 29, 2017, 1:15 AM CDT
- In force
- 24 min
- Issued by
- NWS Milwaukee, WI
Counties Rock County, WI, Walworth County, WI
The radar
The Milwaukee radar (KMKX), 34 km from the middle of the area, began a volume at 05:56 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Davenport, (KDVN), launched 00:00Z, 5.9 hours before the alert went out and 190 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 1521 J/kg
- Mixed-layer CIN
- -10 J/kg
- Mixed-layer LCL
- 1099 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- 259 m²/s²
- 0-3 km storm-relative helicity
- 334 m²/s²
- Significant tornado parameter
- 2.7
- Supercell composite
- 15.1
The text
As transmitted.
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</html>What forecasters said that day
The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Milwaukee, WI wrote its last area forecast discussion before this special weather statement went out at Jun 29, 12:37 AM CDT, 14 minutes earlier.
Area forecast discussion, Jun 29, 12:37 AM CDT, 14 minutes before
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</html>Hazardous weather outlook, Jun 28, 9:38 PM CDT, 3 hours 13 minutes before
Hazardous Weather Outlook...UPDATED National Weather Service Milwaukee/Sullivan WI 938 PM CDT Wed Jun 28 2017 WIZ046-047-051-052-056>060-062>072-291200- Marquette-Green Lake-Fond Du Lac-Sheboygan-Sauk-Columbia-Dodge- Washington-Ozaukee-Iowa-Dane-Jefferson-Waukesha-Milwaukee- Lafayette-Green-Rock-Walworth-Racine-Kenosha- 938 PM CDT Wed Jun 28 2017 This Hazardous Weather Outlook is for portions of east central Wisconsin, south central Wisconsin, and southeast Wisconsin. .DAY ONE...Rest of Tonight There is a chance of thunderstorms through the overnight hours. A small threat of flash flooding also exists as some areas may see repeated rounds of thunderstorms and heavy rain. A Beach Hazard Statement is in effect into tonight for beaches in Sheboygan County. Breezy southerly winds and high waves will result in dangerous rip, structural, and longshore currents. .DAYS TWO THROUGH SEVEN...Thursday through Wednesday Thunderstorms are possible at times from Friday through Tuesday as multiple low pressure systems move through the region. .SPOTTER INFORMATION STATEMENT... Spotter activation will no longer be needed Tonight. LMZ643>646-291200- Sheboygan to Port Washington WI- Port Washington to North Point Light WI- North Point Light to Wind Point WI- Wind Point WI to Winthrop Harbor IL- 938 PM CDT Wed Jun 28 2017 This Hazardous Weather Outlook is for portions of Lake Michigan. .DAY ONE...Tonight A Small Craft Advisory is in effect through tonight due to breezy southerly winds and high waves. There is a chance of thunderstorms through the overnight hours. .DAYS TWO THROUGH SEVEN...Thursday through Wednesday Thunderstorms are possible at times from Friday through Tuesday as multiple low pressure systems move through the region. Cronce www.weather.gov/mkx
In the hours before
Local storm report, Jun 28, 10:11 PM CDT, 2 hours 40 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
1011 PM CDT WED JUN 28 2017
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0725 PM TSTM WND DMG 4 ESE MCFARLAND 42.99N 89.23W
06/28/2017 DANE WI TRAINED SPOTTER
3 FOOT DIAMETER TREE SNAPPED.
&&Special weather statement, Jun 28, 11:04 PM CDT, 1 hour 47 minutes before
Special Weather Statement
National Weather Service Milwaukee/Sullivan WI
1104 PM CDT WED JUN 28 2017
WIZ063-290430-
Dane-
1104 PM CDT WED JUN 28 2017
...A STRONG THUNDERSTORM WILL AFFECT SOUTHEASTERN DANE COUNTY...
At 1103 PM CDT, a strong thunderstorm was located near Belleville, or
near Oregon, moving northeast at 45 mph.
Winds in excess of 30 mph and half inch hail are possible with this
storm.
Locations impacted include...
Eastern Madison, Fitchburg, Stoughton, Verona, Oregon, McFarland,
Monona, Cottage Grove, Belleville, Brooklyn, Utica and Paoli.
Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.
This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.
LAT...LON 4286 8937 4286 8954 4294 8960 4315 8916
4289 8902 4284 8935 4285 8937
TIME...MOT...LOC 0403Z 247DEG 40KT 4291 8948
HENTZSpecial weather statement, Jun 28, 11:30 PM CDT, 1 hour 21 minutes before
Special Weather Statement
National Weather Service Milwaukee/Sullivan WI
1130 PM CDT WED JUN 28 2017
WIZ058-063-064-290500-
Dodge-Jefferson-Dane-
1130 PM CDT WED JUN 28 2017
...A STRONG THUNDERSTORM WILL AFFECT SOUTHEASTERN DANE...NORTHERN
JEFFERSON AND SOUTH CENTRAL DODGE COUNTIES...
At 1130 PM CDT, a strong thunderstorm was located over Deerfield, or
9 miles west of Lake Mills, moving northeast at 55 mph.
Winds in excess of 30 mph and half inch hail are possible with this
storm.
Locations impacted include...
Watertown, Jefferson, Lake Mills, Waterloo, Cottage Grove, Johnson
Creek, Deerfield, Cambridge, Lake Ripley, Milford, Utica, Richwood,
Rockdale, Hubbleton and Pipersville.
Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.
LAT...LON 4289 8913 4305 8925 4320 8897 4328 8881
4319 8868 4308 8857
TIME...MOT...LOC 0430Z 241DEG 47KT 4302 8909
HENTZSpecial weather statement, Jun 29, 12:00 AM CDT, 51 minutes before
Special Weather Statement National Weather Service Milwaukee/Sullivan WI 1200 AM CDT THU JUN 29 2017 WIZ058-059-064-065-290530- Dodge-Waukesha-Washington-Jefferson- 1200 AM CDT THU JUN 29 2017 ...A STRONG THUNDERSTORM WILL AFFECT NORTHERN WAUKESHA...SOUTHWESTERN WASHINGTON...NORTHEASTERN JEFFERSON AND SOUTHEASTERN DODGE COUNTIES... At 1159 PM CDT, a strong thunderstorm was located near Lac La Belle, or 7 miles southeast of Watertown, moving east at 50 mph. Winds in excess of 30 mph and half inch hail are possible with this storm. Locations impacted include... Brookfield, Menomonee Falls, Watertown, Pewaukee, Sussex, Hartland, Delafield, Jackson, Okauchee Lake, Oconomowoc, Merton, Lannon, Lac La Belle, Richfield, Ixonia, Ashippun, Nashotah, Oconomowoc Lake, Chenequa and Mapleton. Frequent cloud to ground lightning is occurring with this storm. Lightning can strike 10 miles away from a thunderstorm. Seek a safe shelter inside a building or vehicle. LAT...LON 4302 8867 4319 8873 4333 8814 4310 8809 TIME...MOT...LOC 0459Z 256DEG 43KT 4313 8860 HENTZ
Special weather statement, Jun 29, 12:13 AM CDT, 38 minutes before
Special Weather Statement
National Weather Service Milwaukee/Sullivan WI
1213 AM CDT THU JUN 29 2017
WIZ068>070-290545-
Green-Walworth-Rock-
1213 AM CDT THU JUN 29 2017
...AN AREA OF STRONG THUNDERSTORMS WILL AFFECT GREEN...WALWORTH AND
ROCK COUNTIES...
At 1213 AM CDT, strong thunderstorms were clustered over Janesville,
moving east at 60 mph.
Winds in excess of 30 mph and pea size hail are possible with this
storm.
Locations impacted include...
Janesville, Beloit, Whitewater, Monroe, Elkhorn, Delavan, Lake
Geneva, Milton, Edgerton, Evansville, Brodhead, Williams Bay,
Walworth, Clinton, Fontana-On-Geneva Lake, Sharon, Darien,
Orfordville, Monticello and Albany.
Torrential rainfall is also occurring with this storm, and may cause
localized flooding. Do not drive your vehicle through flooded
roadways.
Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.
LAT...LON 4251 8980 4276 8970 4285 8910 4283 8843
4249 8840 4249 8885
TIME...MOT...LOC 0513Z 267DEG 53KT 4264 8902
HENTZSpecial weather statement, Jun 29, 12:51 AM CDT, 0 minutes before
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</html>The office that day
Everything else NWS Milwaukee, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 28, 7:08 PM CDT | Severe Thunderstorm Warning | MKX | Dane, Jefferson | 67 min |
| Jun 28, 7:10 PM CDT | Areal Flood Advisory | MKX | Lafayette | 110 min |
| Jun 28, 7:11 PM CDT | Severe Thunderstorm Warning | MKX | Columbia, Dodge | 34 min |
| Jun 28, 7:18 PM CDT | Flash Flood Warning | MKX | Lafayette | 3 hr |
| Jun 28, 7:22 PM CDT | Severe Thunderstorm Warning | MKX | Rock | 38 min |
| Jun 28, 7:38 PM CDT | Tornado Warning | MKX | Rock | 22 min |
| Jun 28, 7:45 PM CDT | Severe Thunderstorm Warning | MKX | Waukesha | 45 min |
| Jun 28, 7:47 PM CDT | Severe Thunderstorm Warning | MKX | Walworth | 43 min |
| Jun 28, 8:13 PM CDT | Special Marine Warning | MKX | 92 min | |
| Jun 28, 8:16 PM CDT | Special Weather Statement | MKX | Kenosha, Milwaukee, Racine | 44 min |
| Jun 28, 8:21 PM CDT | Areal Flood Advisory | MKX | Milwaukee, Waukesha | 114 min |
| Jun 28, 8:26 PM CDT | Severe Thunderstorm Warning | MKX | Kenosha, Racine | 34 min |
| Jun 28, 9:59 PM CDT | Special Weather Statement | MKX | Lafayette | 31 min |
| Jun 28, 10:20 PM CDT | Severe Thunderstorm Warning | MKX | Lafayette | 25 min |
| Jun 28, 10:44 PM CDT | Severe Thunderstorm Warning | MKX | Green, Lafayette | 31 min |
| Jun 28, 11:04 PM CDT | Special Weather Statement | MKX | Dane | 26 min |
| Jun 28, 11:13 PM CDT | Severe Thunderstorm Warning | MKX | Green | 32 min |
| Jun 28, 11:30 PM CDT | Special Weather Statement | MKX | Jefferson | 30 min |
| Jun 28, 11:38 PM CDT | Severe Thunderstorm Warning | MKX | Green, Rock | 23 min |
| Jun 29, 12:00 AM CDT | Special Weather Statement | MKX | Waukesha | 30 min |
| Jun 29, 12:13 AM CDT | Special Weather Statement | MKX | Green, Rock, Walworth | 32 min |
| Jun 29, 1:15 AM CDT | Special Weather Statement | MKX | Walworth | 60 min |
| Jun 29, 1:39 AM CDT | Severe Thunderstorm Warning | MKX | Kenosha, Racine, Walworth | 34 min |
| Jun 29, 1:45 AM CDT | Special Marine Warning | MKX | 90 min | |
| Jun 29, 11:29 AM CDT | River Flood Warning | MKX | Kenosha | 3 days |
| Jun 29, 6:23 PM CDT | River Flood Warning | MKX | Green, Rock | 22 hr |
Nearby
Special Weather Statements in Wisconsin, 2017Every special weather statement in 2017
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.