Alert archive / Wisconsin / Special Weather Statements in 2018
Special Weather Statement, NWS Milwaukee, WI
NWS Milwaukee, WI issued this special weather statement at Aug 1, 2018, 4:49 PM CDT for Milwaukee County, Wisconsin. It was in force for 26 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
- Aug 1, 2018, 4:49 PM CDT (21:49 UTC)
- Expired
- Aug 1, 2018, 5:15 PM CDT
- In force
- 26 min
- Issued by
- NWS Milwaukee, WI
County Milwaukee County, WI
The radar
The Milwaukee radar (KMKX), 52 km from the middle of the area, began a volume at 21:52 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
Green Bay/Straub, WI (KGRB), launched 12:00Z, 9.8 hours before the alert went out and 174 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
- 359 J/kg
- Mixed-layer CIN
- -91 J/kg
- Mixed-layer LCL
- 1414 m above ground
- 0-6 km bulk shear
- 8 kt
- 0-1 km storm-relative helicity
- -18 m²/s²
- 0-3 km storm-relative helicity
- -26 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 Aug 1, 3:16 PM CDT, 1 hour 33 minutes earlier.
Area forecast discussion, Aug 1, 3:16 PM CDT, 1 hour 33 minutes before
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</html>Hazardous weather outlook, Aug 1, 3:46 PM CDT, 1 hour 3 minutes before
Hazardous Weather Outlook National Weather Service Milwaukee/Sullivan WI 346 PM CDT Wed Aug 1 2018 WIZ046-047-051-052-056>060-062>072-022100- Marquette-Green Lake-Fond Du Lac-Sheboygan-Sauk-Columbia-Dodge- Washington-Ozaukee-Iowa-Dane-Jefferson-Waukesha-Milwaukee- Lafayette-Green-Rock-Walworth-Racine-Kenosha- 346 PM CDT Wed Aug 1 2018 This Hazardous Weather Outlook is for portions of east central Wisconsin, south central Wisconsin and southeast Wisconsin. .DAY ONE...Tonight Isolated thunderstorms are possible this afternoon with a better chance of thunderstorms this evening. .DAYS TWO THROUGH SEVEN...Thursday through Wednesday There will be more thunderstorm chances at times from Saturday night through Monday night. .SPOTTER INFORMATION STATEMENT... Spotter activation will not be needed. LMZ643>646-022100- 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- 346 PM CDT Wed Aug 1 2018 This Hazardous Weather Outlook is for portions of Lake Michigan. .DAY ONE...Tonight Isolated thunderstorms are possible this afternoon with a better chance of thunderstorms this evening. .DAYS TWO THROUGH SEVEN...Thursday through Wednesday There will be more thunderstorm chances at times from Sunday through Monday night. www.weather.gov/mkx
In the hours before
Special weather statement, Aug 1, 4:15 PM CDT, 34 minutes before
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Special Weather Statement
National Weather Service Milwaukee/Sullivan WI
421 PM CDT WED AUG 1 2018
WIZ047-051-012145-
Green Lake-Fond Du Lac-
421 PM CDT WED AUG 1 2018
...A STRONG THUNDERSTORM WILL AFFECT NORTHEASTERN GREEN LAKE AND
NORTHWESTERN FOND DU LAC COUNTIES...
At 421 PM CDT, a strong thunderstorm was located over Ripon, moving
east at 25 mph.
Winds in excess of 30 mph and pea size hail are possible with this
storm.
Locations impacted include...
Ripon, Berlin, Rosendale and West Rosendale.
LAT...LON 4390 8888 4389 8852 4373 8852 4378 8893
4396 8893 4396 8889
TIME...MOT...LOC 2121Z 270DEG 23KT 4387 8883
HENTZSpecial weather statement, Aug 1, 4:31 PM CDT, 18 minutes before
Special Weather Statement
National Weather Service Milwaukee/Sullivan WI
431 PM CDT WED AUG 1 2018
WIZ065-070-071-012145-
Walworth-Waukesha-Racine-
431 PM CDT WED AUG 1 2018
...A STRONG THUNDERSTORM WILL AFFECT NORTHEASTERN WALWORTH...
NORTHWESTERN RACINE AND SOUTHEASTERN WAUKESHA COUNTIES...
At 431 PM CDT, a strong thunderstorm was located over Mukwonago,
moving east at 25 mph.
Winds in excess of 30 mph and pea size hail are possible with this
storm.
Locations impacted include...
Waukesha, New Berlin, Muskego, Mukwonago, East Troy, Wind Lake, North
Prairie, Big Bend, Waterford North, Potter Lake, Waterford, Genesee
Depot, North Cape and Genesee.
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 4280 8841 4298 8841 4301 8807 4284 8807
4284 8800 4275 8800
TIME...MOT...LOC 2131Z 270DEG 23KT 4289 8831
HENTZSpecial weather statement, Aug 1, 4:34 PM CDT, 15 minutes before
Special Weather Statement
National Weather Service Milwaukee/Sullivan WI
434 PM CDT WED AUG 1 2018
WIZ059-060-065-066-012200-
Waukesha-Milwaukee-Washington-Ozaukee-
434 PM CDT WED AUG 1 2018
...A STRONG THUNDERSTORM WILL AFFECT SOUTHWESTERN OZAUKEE...NORTHERN
MILWAUKEE...NORTHEASTERN WAUKESHA AND SOUTHEASTERN WASHINGTON
COUNTIES...
At 434 PM CDT, a strong thunderstorm was located over Wauwatosa,
moving east at 35 mph.
Winds in excess of 40 mph and pea size hail are possible with this
storm.
Locations impacted include...
Milwaukee, West Allis, Wauwatosa, New Berlin, Brookfield, Greenfield,
Menomonee Falls, Mequon, Whitefish Bay, Brown Deer, St. Francis, Fox
Point, Elm Grove, Bayside, West Milwaukee, Thiensville, Butler, River
Hills, Lannon and Milwaukee Hoan Bridge.
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 4300 8818 4321 8819 4327 8791 4324 8791
4318 8788 4312 8790 4310 8787 4307 8787
4305 8789 4302 8790 4297 8785
TIME...MOT...LOC 2134Z 267DEG 31KT 4308 8804
HENTZSpecial weather statement, Aug 1, 4:49 PM CDT, 0 minutes before
Special Weather Statement
National Weather Service Milwaukee/Sullivan WI
449 PM CDT WED AUG 1 2018
WIZ065-066-012215-
Waukesha-Milwaukee-
449 PM CDT WED AUG 1 2018
...A STRONG THUNDERSTORM WILL AFFECT SOUTHERN MILWAUKEE AND
SOUTHEASTERN WAUKESHA COUNTIES...
At 449 PM CDT, a strong thunderstorm was located over Muskego, moving
east at 35 mph.
Winds in excess of 40 mph and pea size hail are possible with this
storm.
Locations impacted include...
Milwaukee, Waukesha, West Allis, New Berlin, Brookfield, Greenfield,
Oak Creek, Muskego, South Milwaukee, Cudahy, Greendale, St. Francis,
Hales Corners, West Milwaukee, Wind Lake, Big Bend, Milwaukee Hoan
Bridge, State Fair Park, Marquette University and Mitchell Park
Domes.
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 4284 8784 4284 8820 4301 8821 4305 8789
4302 8790 4299 8788 4298 8785 4288 8785
4285 8783 4285 8782
TIME...MOT...LOC 2149Z 266DEG 29KT 4293 8810
HENTZThe office that day
Everything else NWS Milwaukee, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 1, 1:40 PM CDT | Special Weather Statement | MKX | Milwaukee | 20 min |
| Aug 1, 2:02 PM CDT | Special Weather Statement | MKX | Kenosha | 13 min |
| Aug 1, 2:25 PM CDT | Special Weather Statement | MKX | Kenosha | 20 min |
| Aug 1, 2:37 PM CDT | Special Weather Statement | MKX | Kenosha | 23 min |
| Aug 1, 2:54 PM CDT | Special Marine Warning | MKX | 41 min | |
| Aug 1, 3:30 PM CDT | Special Weather Statement | MKX | Jefferson | 30 min |
| Aug 1, 4:01 PM CDT | Special Weather Statement | MKX | Waukesha | 29 min |
| Aug 1, 4:15 PM CDT | Special Weather Statement | MKX | Waukesha | 30 min |
| Aug 1, 4:19 PM CDT | Special Weather Statement | MKX | Waukesha | 26 min |
| Aug 1, 4:21 PM CDT | Special Weather Statement | MKX | Green Lake | 24 min |
| Aug 1, 4:31 PM CDT | Special Weather Statement | MKX | Waukesha | 14 min |
| Aug 1, 4:34 PM CDT | Special Weather Statement | MKX | Waukesha | 26 min |
| Aug 1, 4:37 PM CDT | Special Marine Warning | MKX | 38 min | |
| Aug 1, 6:41 PM CDT | Special Weather Statement | MKX | Kenosha, Racine | 64 min |
Nearby
Special Weather Statements in Wisconsin, 2018Every special weather statement in 2018
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.