Alert archive / Wisconsin / Special Weather Statements in 2016

Special Weather Statement, NWS La Crosse, WI

September 21, 2016Trempealeau County, Wisconsin

NWS La Crosse, WI issued this special weather statement at Sep 21, 2016, 12:55 PM CDT for Trempealeau County, Wisconsin. It was in force for 50 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
Sep 21, 2016, 12:55 PM CDT (17:55 UTC)
Expired
Sep 21, 2016, 1:45 PM CDT
In force
50 min
Issued by
NWS La Crosse, WI

County Trempealeau County, WI

The radar

The La Crosse radar (KARX), 36 km from the middle of the area, began a volume at 17:57 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 text

As transmitted.

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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 Sep 21, 12:19 PM CDT, 36 minutes earlier.

Area forecast discussion, Sep 21, 12:19 PM CDT, 36 minutes before
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Hazardous weather outlook, Sep 21, 9:30 AM CDT, 3 hours 25 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE LA CROSSE WI
930 AM CDT WED SEP 21 2016

IAZ008>011-018-019-029-030-MNZ079-086>088-094>096-WIZ017-029-
032>034-041>044-053>055-061-221100-
MITCHELL-HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE-
CLAYTON-WABASHA-DODGE-OLMSTED-WINONA-MOWER-FILLMORE-HOUSTON-
TAYLOR-CLARK-BUFFALO-TREMPEALEAU-JACKSON-LA CROSSE-MONROE-JUNEAU-
ADAMS-VERNON-CRAWFORD-RICHLAND-GRANT-
930 AM CDT WED SEP 21 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PARTS OF NORTHEAST
IOWA...SOUTHEAST MINNESOTA...AND FROM SOUTHWEST INTO CENTRAL
WISCONSIN.

.DAY ONE...THIS AFTERNOON AND TONIGHT

A FLASH FLOOD WATCH IN EFFECT. PERIODIC THUNDERSTORMS WILL
CONTINUE THROUGH TONIGHT. THE MAIN THREAT FROM THESE STORMS WILL
BE HEAVY RAIN WHICH MAY RESULT IN RIVER AND FLASH FLOODING. IN
ADDITION...THERE WILL BE A THREAT FOR LARGE HAIL...ISOLATED
TORNADOES...AND DAMAGING WINDS THIS AFTERNOON AND EVENING...
ESPECIALLY WEST OF THE MISSISSIPPI RIVER.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

STORMS CAPABLE OF PRODUCING FLASH FLOODING AND RIVER FLOODING
WILL CONTINUE THROUGH THURSDAY EVENING. DUE TO THIS...A FLASH
FLOOD WATCH REMAINS IN EFFECT FOR THIS TIME PERIOD.

PERIODIC STORMS ARE POSSIBLE FROM THURSDAY THROUGH TUESDAY. AT
THIS TIME...THE MAIN THREAT FROM THESE STORMS WILL BE LIGHTNING
AND HEAVY RAINS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED AT TIMES TONIGHT THROUGH
THURSDAY...WITH RAINFALL OR FLOODING REPORTS GREATLY APPRECIATED.

.EMERGENCY MANAGEMENT COORDINATION...

NO WEBINAR IS SCHEDULED.

BOYNE/SHEA

In the hours before

Local storm report, Sep 21, 11:56 AM CDT, 59 minutes before
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Local storm report, Sep 21, 12:10 PM CDT, 45 minutes before
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Local storm report, Sep 21, 12:15 PM CDT, 40 minutes before
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Special weather statement, Sep 21, 12:20 PM CDT, 35 minutes before
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Local storm report, Sep 21, 12:48 PM CDT, 7 minutes before
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Special weather statement, Sep 21, 12:55 PM CDT, 0 minutes before
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The office that day

Everything else NWS La Crosse, WI issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 20, 11:26 PM CDTSpecial Weather StatementARXBuffalo109 min
Sep 21, 12:11 AM CDTSpecial Weather StatementARXClark, Jackson, Trempealeau109 min
Sep 21, 12:21 AM CDTSevere Thunderstorm WarningARXJackson, Trempealeau41 min
Sep 21, 1:25 AM CDTSpecial Weather StatementARXAdams, Buffalo, Clark, Jackson, Juneau, La Crosse and 3 more110 min
Sep 21, 1:45 AM CDTSevere Thunderstorm WarningARXAdams28 min
Sep 21, 2:23 AM CDTSpecial Weather StatementARXCrawford, La Crosse, Monroe, Richland, Vernon67 min
Sep 21, 3:31 AM CDTSpecial Weather StatementARXBuffalo, Jackson, La Crosse, Trempealeau119 min
Sep 21, 5:40 AM CDTFlash Flood WarningARXBuffalo, Trempealeau3 hr
Sep 21, 6:44 AM CDTFlash Flood WarningARXCrawford, Vernon6 hr
Sep 21, 8:26 AM CDTFlash Flood WarningARXJackson, La Crosse, Monroe, Trempealeau3 hr
Sep 21, 10:10 AM CDTRiver Flood WarningARXJackson3 days
Sep 21, 10:10 AM CDTRiver Flood WarningARXLa Crosse, Trempealeau6 days
Sep 21, 10:10 AM CDTRiver Flood WarningARXBuffalo, Trempealeau4 days
Sep 21, 10:10 AM CDTRiver Flood WarningARXBuffalo, Trempealeau7 days
Sep 21, 10:27 AM CDTRiver Flood WarningARXRichland, Vernon4 days
Sep 21, 10:27 AM CDTRiver Flood WarningARXVernon5 days
Sep 21, 10:27 AM CDTRiver Flood WarningARXCrawford5 days
Sep 21, 10:27 AM CDTRiver Flood WarningARXCrawford7 days
Sep 21, 10:27 AM CDTRiver Flood WarningARXCrawford8 days
Sep 21, 11:31 AM CDTFlash Flood WarningARXLa Crosse, Monroe3 hr
Sep 21, 1:01 PM CDTSpecial Weather StatementARXRichland44 min
Sep 21, 1:05 PM CDTSpecial Weather StatementARXClark55 min
Sep 21, 2:13 PM CDTFlash Flood WarningARXClark5 hr
Sep 21, 2:54 PM CDTSpecial Weather StatementARXAdams21 min
Sep 21, 2:59 PM CDTSpecial Weather StatementARXJackson46 min
Sep 21, 4:43 PM CDTRiver Flood WarningARXJuneau7 days
Sep 21, 5:33 PM CDTSevere Thunderstorm WarningARXClark42 min
Sep 21, 5:44 PM CDTSpecial Weather StatementARXAdams, Juneau46 min
Sep 21, 5:57 PM CDTSevere Thunderstorm WarningARXAdams, Juneau, Monroe48 min
Sep 21, 6:58 PM CDTFlash Flood WarningARXAdams4 hr
Sep 21, 4:09 PM CDTSpecial Weather StatementARXFloyd51 min
Sep 21, 4:21 PM CDTSevere Thunderstorm WarningARXFloyd39 min
Sep 21, 4:47 PM CDTFlash Flood WarningARXFloyd4 hr
Sep 21, 5:03 PM CDTSevere Thunderstorm WarningARXFloyd57 min
Sep 21, 5:20 PM CDTTornado WarningARXFloyd40 min
Sep 21, 5:52 PM CDTSevere Thunderstorm WarningARXFloyd, Mitchell35 min
Sep 21, 6:01 PM CDTSevere Thunderstorm WarningARXFloyd44 min
Sep 21, 6:03 PM CDTFlash Flood WarningARXFloyd3 hr
Sep 21, 6:18 PM CDTTornado WarningARXFloyd42 min
Sep 21, 6:23 PM CDTFlash Flood WarningARXMitchell6 hr
Sep 21, 6:53 PM CDTTornado WarningARXChickasaw, Floyd32 min
Sep 21, 12:30 AM CDTSevere Thunderstorm WarningARXWabasha32 min
Sep 21, 12:51 AM CDTSevere Thunderstorm WarningARXDodge, Olmsted54 min
Sep 21, 12:20 PM CDTSpecial Weather StatementARXWinona40 min

Nearby

Special Weather Statements in Wisconsin, 2016Every special weather statement in 2016

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.