Alert archive / Wisconsin / Special Weather Statements in 2018
Special Weather Statement, NWS La Crosse, WI
NWS La Crosse, WI issued this special weather statement at Oct 3, 2018, 7:33 PM CDT for Buffalo County, Trempealeau County, Wisconsin. It was in force for 27 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
- Oct 3, 2018, 7:33 PM CDT (00:33 UTC)
- Expired
- Oct 3, 2018, 8:00 PM CDT
- In force
- 27 min
- Issued by
- NWS La Crosse, WI
Counties Buffalo County, WI, Trempealeau County, WI
The radar
The La Crosse radar (KARX), 47 km from the middle of the area, began a volume at 00:33 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
Minneapolis, MN (KMPX), launched 00:00Z, 0.6 hours before the alert went out and 182 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 701 m above ground
- 0-6 km bulk shear
- 59 kt
- 0-1 km storm-relative helicity
- -198 m²/s²
- 0-3 km storm-relative helicity
- -97 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 La Crosse, WI wrote its last area forecast discussion before this special weather statement went out at Oct 3, 6:48 PM CDT, 45 minutes earlier.
Area forecast discussion, Oct 3, 6:48 PM CDT, 45 minutes before
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</html>Hazardous weather outlook, Oct 3, 12:38 PM CDT, 6 hours 55 minutes before
Hazardous Weather Outlook National Weather Service La Crosse WI 1238 PM CDT Wed Oct 3 2018 IAZ011-030-WIZ017-029-034-041>044-053>055-061-041200- Allamakee-Clayton-Taylor-Clark-Jackson-La Crosse-Monroe-Juneau- Adams-Vernon-Crawford-Richland-Grant- 1238 PM CDT Wed Oct 3 2018 This Hazardous Weather Outlook is for a portion of northeast Iowa, and portions of southwest into central Wisconsin. .DAY ONE...This Afternoon and Tonight Thunderstorms are possible this afternoon into early this evening. A few of these could be strong to severe with damaging winds the main threat. Isolated tornadoes and large hail are also possible. At this time, the greater severe risk is in parts of central and north-central Wisconsin. Southwest winds may gust as high as 35 mph this afternoon, mainly over higher terrain areas. Northwest winds may gust to 35 to 40 mph this evening. .DAYS TWO THROUGH SEVEN...Thursday through Tuesday Thunderstorms are possible mainly near and south of Interstate 90 Thursday night into Saturday. The main threats are locally heavy rain and lightning. Looking farther ahead, periods of showers and storms will continue later Sunday into Tuesday. The threat for widespread heavy rain increases, as does the potential for more flooding. .SPOTTER INFORMATION STATEMENT... A few spotter groups may be needed this afternoon into early this evening. .EMERGENCY MANAGEMENT COORDINATION... No webinar is scheduled. IAZ008>010-018-019-029-MNZ079-086>088-094>096-WIZ032-033-041200- Mitchell-Howard-Winneshiek-Floyd-Chickasaw-Fayette-Wabasha-Dodge- Olmsted-Winona-Mower-Fillmore-Houston-Buffalo-Trempealeau- 1238 PM CDT Wed Oct 3 2018 This Hazardous Weather Outlook is for portions of northeast Iowa...southeast Minnesota and west central Wisconsin. .DAY ONE...This Afternoon and Tonight A Wind Advisory is in effect from 10 pm this evening through 4 am Thursday morning. Thunderstorms are possible this afternoon into early this evening. A few of these could be strong to severe with damaging winds the main threat. Isolated tornadoes and large hail are also possible. At this time, the greater severe risk is in parts of central and north-central Wisconsin. Southwest winds may gust as high as 35 mph this afternoon, mainly over higher terrain areas. Northwest winds may gust to 35 to 40 mph this evening. Strong northwest winds will kick in this evening into the overnight hours with wind speeds in the 20 to 30 mph range, gusting around 45 mph. As a result, a wind advisory is in effect from 10 pm this evening through 4 am Thursday morning. .DAYS TWO THROUGH SEVEN...Thursday through Tuesday Thunderstorms are possible mainly near and south of Interstate 90 Thursday night into Saturday. The main threats are locally heavy rain and lightning. Looking farther ahead, periods of showers and storms will continue later Sunday into Tuesday. The threat for widespread heavy rain increases, as does the potential for more flooding. .SPOTTER INFORMATION STATEMENT... A few spotter groups may be needed this afternoon into early this evening. .EMERGENCY MANAGEMENT COORDINATION... No webinar is scheduled. RRS/Wetenkamp/DAS
In the hours before
Special weather statement, Oct 3, 6:30 PM CDT, 1 hour 3 minutes before
Special Weather Statement
National Weather Service La Crosse WI
630 PM CDT WED OCT 3 2018
MNZ079-040015-
Wabasha-
630 PM CDT WED OCT 3 2018
...A STRONG THUNDERSTORM WILL AFFECT WABASHA COUNTY...
At 629 PM CDT, a strong thunderstorm was located over Mazeppa, or 16
miles south of Red Wing, moving east at 50 mph.
Winds in excess of 40 mph and half inch hail are possible with this
storm.
Locations impacted include...
Wabasha, Alma, Buffalo City, Mazeppa, Kellogg, West Newton, West
Albany, Bremen, Zumbro Falls, Millville, and Hammond.
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 4437 9255 4437 9243 4445 9243 4445 9224
4444 9221 4440 9206 4438 9203 4436 9197
4433 9192 4431 9191 4429 9193 4427 9190
4425 9189 4423 9189 4421 9188 4421 9255
TIME...MOT...LOC 2329Z 266DEG 45KT 4431 9255
CALocal storm report, Oct 3, 7:01 PM CDT, 32 minutes before
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</html>Local storm report, Oct 3, 7:22 PM CDT, 11 minutes before
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</html>Local storm report, Oct 3, 7:24 PM CDT, 9 minutes before
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</html>Special weather statement, Oct 3, 7:33 PM CDT, 0 minutes before
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</html>The office that day
Everything else NWS La Crosse, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 3, 7:05 PM CDT | Special Weather Statement | ARX | Buffalo | 40 min |
| Oct 3, 7:38 PM CDT | Special Weather Statement | ARX | Clark | 67 min |
| Oct 3, 8:01 PM CDT | Special Weather Statement | ARX | Jackson | 59 min |
| Oct 3, 8:25 PM CDT | Special Weather Statement | ARX | Crawford, Richland | 80 min |
| Oct 3, 8:31 PM CDT | Special Weather Statement | ARX | Monroe | 44 min |
| Oct 3, 8:42 PM CDT | Special Weather Statement | ARX | Adams, Juneau | 63 min |
| Oct 3, 8:48 PM CDT | Special Weather Statement | ARX | Grant | 72 min |
| Oct 4, 1:58 PM CDT | Flash Flood Watch | ARX | Crawford, Grant, Richland | 39 hr |
| Oct 3, 7:58 PM CDT | Special Weather Statement | ARX | Allamakee, Clayton, Fayette | 77 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.