Alert archive / Wisconsin / Heavy Snow Warnings in 2005
Heavy Snow Warning 1, NWS La Crosse, WI
NWS La Crosse, WI issued this heavy snow warning at Dec 13, 2005, 3:09 PM CST for 13 counties in Wisconsin; 7 counties in Minnesota; 8 counties in Iowa. It took effect at Dec 14, 2005, 12:00 AM CST. It was in force for 22 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Dec 13, 2005, 3:09 PM CST (21:09 UTC)
- In effect from
- Dec 14, 2005, 12:00 AM CST
- Expired
- Dec 14, 2005, 9:48 PM CST
- In force
- 22 hr
- Issued by
- NWS La Crosse, WI
All 28 counties
Allamakee County, IA, Chickasaw County, IA, Clayton County, IA, Fayette County, IA, Floyd County, IA, Howard County, IA, Mitchell County, IA, Winneshiek County, IA, Dodge County, MN, Fillmore County, MN, Houston County, MN, Mower County, MN, Olmsted County, MN, Wabasha County, MN, Winona County, MN, Adams County, WI, Buffalo County, WI, Clark County, WI, Crawford County, WI, Grant County, WI, Jackson County, WI, Juneau County, WI, La Crosse County, WI, Monroe County, WI, Richland County, WI, Taylor County, WI, Trempealeau County, WI, Vernon County, WI
The radar
The La Crosse radar (KARX), 27 km from the middle of the area, began a volume at 21:11 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 12:00Z, 9.2 hours before the alert went out and 210 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
- 587 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 137 m²/s²
- 0-3 km storm-relative helicity
- 218 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this heavy snow warning 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 heavy snow warning went out at Dec 13, 1:41 PM CST, 1 hour 28 minutes earlier.
Area forecast discussion, Dec 13, 1:41 PM CST, 1 hour 28 minutes before
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</html>Hazardous weather outlook, Dec 13, 3:09 PM CST, 0 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE LA CROSSE WI 309 PM CST TUE DEC 13 2005 IAZ008>010-018-019-029-MNZ086-087-094-095-141200- CHICKASAW-DODGE-FAYETTE-FILLMORE-FLOYD-HOWARD-MITCHELL-MOWER-OLMSTED- WINNESHIEK- 309 PM CST TUE DEC 13 2005 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PARTS OF SOUTHEAST MINNESOTA AND NORTHEAST IOWA. .DAY ONE...TONIGHT SOME LIGHT FREEZING DRIZZLE WILL BE POSSIBLE THIS EVENING AS WARM AIR ALOFT IN THE ATMOSPHERE PUSHES TOWARD THE REGION AHEAD OF AN AREA OF LOW PRESSURE ACROSS SOUTHERN CANADA AND THE HIGH PLAINS. THE AREA OF LOW PRESSURE WILL APPROACH THE REGION FROM THE NORTHERN AND CENTRAL PLAINS TONIGHT. SNOW IS EXPECTED TO DEVELOP RAPIDLY AND MOVE INTO THE AREA AFTER MIDNIGHT WITH ACCUMULATIONS UP TO 2 INCHES POSSIBLE BY DAYBREAK. A HEAVY SNOW WARNING IS IN EFFECT ACROSS THE AREA AFTER MIDNIGHT. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY THE SNOW WILL CONTINUE THROUGH WEDNESDAY WITH AN ADDITIONAL 4 INCHES OF ACCUMULATION POSSIBLE BY EVENING. THE HEAVY SNOW WARNING IS IN EFFECT THROUGH WEDNESDAY FOR SNOW ACCUMULATIONS OF AROUND 6 INCHES. THE AREA OF LOW PRESSURE WILL THEN MOVE VERY SLOWLY EAST ACROSS WISCONSIN INTO MICHIGAN KEEPING A CHANCE OF LIGHT SNOW AND SOME ADDITIONAL ACCUMULATIONS IN THE FORECAST THROUGH FRIDAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION TONIGHT WILL NOT BE NEEDED. HOWEVER...SNOW REPORTS WIOULD BE GREATLY APPRECIATED. .EMERGENCY MANAGEMENT COORDINATION... NO CALL IS SCHEDULED. IAZ011-030-MNZ079-088-096-WIZ017-029-032>034-041>044-053>055-061- 141200- ADAMS-ALLAMAKEE-BUFFALO-CLARK-CLAYTON-CRAWFORD-GRANT-HOUSTON-JACKSON- JUNEAU-LA CROSSE-MONROE-RICHLAND-TAYLOR-TREMPEALEAU-VERNON-WABASHA- WINONA- 309 PM CST TUE DEC 13 2005 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PARTS OF SOUTHEAST MINNESOTA... NORTHEAST IOWA AND WESTERN INTO CENTRAL WISCONSIN. .DAY ONE...TONIGHT SOME LIGHT FREEZING DRIZZLE WILL BE POSSIBLE THIS EVENING AS WARM AIR ALOFT IN THE ATMOSPHERE PUSHES TOWARD THE REGION AHEAD OF AN AREA OF LOW PRESSURE ACROSS SOUTHERN CANADA AND THE HIGH PLAINS. THE AREA OF LOW PRESSURE WILL APPROACH THE REGION FROM THE NORTHERN AND CENTRAL PLAINS TONIGHT. SNOW IS EXPECTED TO DEVELOP ACROSS THE AREA LATE TONIGHT WITH ACCUMULATIONS UP TO AN INCH POSSIBLE BY DAYBREAK. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY THE SNOW WILL CONTINUE THROUGH WEDNESDAY WITH AN ADDITIONAL 3 TO 6 INCHES OF ACCUMULATION POSSIBLE BY LATE WEDNESDAY EVENING. A HEAVY SNOW WARNING IS IN EFFECT WEDNESDAY THROUGH WEDNESDAY EVENING FOR SNOW ACCUMULATIONS OF 4 TO 8 INCHES. THE AREA OF LOW PRESSURE WILL THEN MOVE VERY SLOWLY EAST ACROSS WISCONSIN INTO MICHIGAN KEEPING A CHANCE OF LIGHT SNOW AND SOME ADDITIONAL ACCUMULATIONS IN THE FORECAST THROUGH FRIDAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION TONIGHT WILL NOT BE NEEDED. HOWEVER...SNOW REPORTS WOULD BE GREATLY APPRECIATED. .EMERGENCY MANAGEMENT COORDINATION... NO CALL IS SCHEDULED. 04/DAS
The office that day
Everything else NWS La Crosse, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 13, 3:43 AM CST | Winter Storm Watch | ARX | Adams, Buffalo, Clark, Crawford, Grant, Jackson and 7 more | 11 hr |
Nearby
Heavy Snow Warnings in Wisconsin, 2005Heavy Snow Warnings in Iowa, 2005Heavy Snow Warnings in Minnesota, 2005Every heavy snow warning in 2005
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.