Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 22, NWS La Crosse, WI
NWS La Crosse, WI issued this severe thunderstorm warning at Aug 27, 1994, 7:29 PM CDT for Trempealeau County, Wisconsin. It was in force for 31 min.
The area
The counties it named.
The facts
- Issued
- Aug 27, 1994, 7:29 PM CDT (00:29 UTC)
- Expired
- Aug 27, 1994, 8:00 PM CDT
- In force
- 31 min
- Issued by
- NWS La Crosse, WI
- Area
- Whole counties
County Trempealeau County, WI
The nearest sounding before it
Minneapolis, MN (KSTC), launched 00:00Z, 0.5 hours before the alert went out and 188 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
- 1257 J/kg
- Mixed-layer CIN
- -2 J/kg
- Mixed-layer LCL
- 671 m above ground
- 0-6 km bulk shear
- 49 kt
- 0-1 km storm-relative helicity
- -23 m²/s²
- 0-3 km storm-relative helicity
- 3 m²/s²
- Significant tornado parameter
- -0.2
- Supercell composite
- -1.2
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS1 KLSE 280029 RRA SVRLSE WIC053-121-280115- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE LA CROSSE WI 729 PM CDT SAT AUG 27 1994 THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 815 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONSS... IN WEST CENTRAL WISCONSIN ...WESTERN JACKSON COUNTY...NORTHERN TREMPEALEAU COUNTY AT 728 PM...RADAR INDICATED SEVERE THUNDERSTORMS 40 TO 50 MILES NORTH OF LA CROSSE NEAR BLAIR AND STRUM. THE STORMS WERE MOVING EAST AT 30 MILES AN HOUR...AND WILL AFFECT THE OSSEO...PIGEON FALLS...HIXTON AND TAYLOR AREAS BETWEEN 740 AND 815 PM. A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. REMEMBER SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. REMAIN CALM BUT BE ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS. BRUCE NNNN
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Aug 27, 5:31 PM CDT, 1 hour 58 minutes before
MNZ077-079-082-085>088-092>094-096-272330- SPECIAL WEATHER STATEMENT..COR NATIONAL WEATHER SERVICE ROCHESTER MN 527 PM CDT SAT AUG 27 1994 ...THUNDERSTORMS RAPIDLY DEVELOPING IN PORTIONS OF SOUTHEAST MINNESOTA... AT 520 PM...RADAR SHOWED CLUSTERS OF THUNDERSTORMS RAPIDLY POPPING UP NEAR RED WING...CANNON FALLS...AND ZUMBRO FALLS. THESE STORMS WERE DRIFTING TO THE EAST AT 35 MILES AN HOUR. ALONG THE IOWA BORDER...MORE THUNDERSTORMS CONTINUE TO SAG INTO IOWA. THESE STORMS WERE LOCATED FROM ELMORE...TO GLENVILLE...TO ST. CHARLES AND HOUSTON. MOVEMENT WAS TO THE SOUTHEAST AT 30 MILES AN HOUR. AT THIS TIME...FREQUENT LIGHTNING STRIKES WILL ACCOMPANY THESE STORMS...ALONG WITH BRIEF SHOWERS. YET BE AWARE OF THE POTENTIAL FOR THESE STORMS TO QUICKLY REACH STRONG TO SEVERE LEVELS. A TORNADO WATCH REMAINS IN EFFECT FOR MUCH OF SOUTHERN MINNESOTA UNTIL 10 PM. REMEMBER...LIGHTNING MAY STRIKE SOME MILES AWAY FROM THE PARENT CL:OUD. PRECAUTIONS SHOULD BE TAKEN EVEN THOUGH THE THUNDERSTORM IS NOT DIRECTLY OVERHEAD. RLT
Special weather statement, Aug 27, 6:06 PM CDT, 1 hour 23 minutes before
WIZ032>034-041-042-053-280030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LA CROSSE WI 607 PM CDT SAT AUG 27 1994 ...TORNADO WATCH UNTIL 1000 PM... AT 604 PM...RADAR INDICATED WIDELY SCATTERED THUNDERSTORMS OVER WEST CENTRAL WISCONSIN NEAR ELLSWORTH AND DURAND...OR ABOUT 70 MILES NORTHWEST OF LA CROSSE. THE THUNDERSTORMS WERE MOVING EAST AT 35 MILES AN HOUR...AND NO SEVERE WEATHER WAS INDICATED AT THIS TIME. ELSEWHERE...SCATTERED LIGHT RAINSHOWERS WERE OVER SOUTHWEST WISCONSIN ...SOUTH OF LA CROSSE. THE SHOWERS WERE MOVING SOUTHEAST AT 30 MILES AN HOUR. A TORNADO WATCH IS IN EFFECT FOR MOST OF THE LA CROSSE AREA UNTIL 1000 PM. REMAIN ALERT TO CHANGING WEATHER CONDITIONS. BRUCE
Special weather statement, Aug 27, 6:07 PM CDT, 1 hour 22 minutes before
WIZ032>034-041-042-053-280030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LA CROSSE WI 607 PM CDT SAT AUG 27 1994 ...TORNADO WATCH UNTIL 1000 PM... AT 604 PM...RADAR INDICATED WIDELY SCATTERED THUNDERSTORMS OVER WEST CENTRAL WISCONSIN NEAR ELLSWORTH AND DURAND...OR ABOUT 70 MILES NORTHWEST OF LA CROSSE. THE THUNDERSTORMS WERE MOVING EAST AT 35 MILES AN HOUR...AND NO SEVERE WEATHER WAS INDICATED AT THIS TIME. ELSEWHERE...SCATTERED LIGHT RAINSHOWERS WERE OVER SOUTHWEST WISCONSIN ...SOUTH OF LA CROSSE. THE SHOWERS WERE MOVING SOUTHEAST AT 30 MILES AN HOUR. A TORNADO WATCH IS IN EFFECT FOR MOST OF THE LA CROSSE AREA UNTIL 1000 PM. REMAIN ALERT TO CHANGING WEATHER CONDITIONS. BRUCE
Special weather statement, Aug 27, 6:27 PM CDT, 1 hour 2 minutes before
MNZ079-088-093-094-096-280030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ROCHESTER MN 627 PM CDT SAT AUG 27 1994 ...A FEW THUNDERSTORMS RESIDING ALONG THE BORDERS OF SOUTHEAST MINNESOTA... AT 620 PM...RADAR SHOWED THUNDERSTORMS NORTHEAST OF RED WING AND LAKE CITY...ALONG WITH A FEW STORMS NEAR HOUSTON AND LA CRESCENT. THESE STORMS WERE DRIFTING TO THE SOUTHEAST INTO WISCONSIN AND IOWA. WITH A WARM AND HUMID AIRMASS SITUATED OVER THE AREA...THE POTENTIAL STILL REMAINS FOR THUNDERSTORMS TO DEVELOP RAPIDLY...REACHING STRONG TO SEVERE LIMITS. A TORNADO WATCH CONTINUES FOR MUCH SOUTHERN MINNESOTA UNTIL 10 PM. STAY TUNED IN THE NOAA WEATHER RADIO OR YOUR LOCAL TELEVISION STATION FOR FURTHER DEVELOPMENTS. RLT
Special weather statement, Aug 27, 6:28 PM CDT, 1 hour 1 minute before
MNZ079-088-093-094-096-280030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ROCHESTER MN 627 PM CDT SAT AUG 27 1994 ...A FEW THUNDERSTORMS RESIDING ALONG THE BORDERS OF SOUTHEAST MINNESOTA... AT 620 PM...RADAR SHOWED THUNDERSTORMS NORTHEAST OF RED WING AND LAKE CITY...ALONG WITH A FEW STORMS NEAR HOUSTON AND LA CRESCENT. THESE STORMS WERE DRIFTING TO THE SOUTHEAST INTO WISCONSIN AND IOWA. WITH A WARM AND HUMID AIRMASS SITUATED OVER THE AREA...THE POTENTIAL STILL REMAINS FOR THUNDERSTORMS TO DEVELOP RAPIDLY...REACHING STRONG TO SEVERE LIMITS. A TORNADO WATCH CONTINUES FOR MUCH SOUTHERN MINNESOTA UNTIL 10 PM. STAY TUNED IN THE NOAA WEATHER RADIO OR YOUR LOCAL TELEVISION STATION FOR FURTHER DEVELOPMENTS. RLT
Special weather statement, Aug 27, 6:59 PM CDT, 30 minutes before
WIZ032>034-041-042-053-280130- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LA CROSSE WI 659 PM CDT SAT AUG 27 1994 ...TORNADO WATCH UNTIL 1000 PM... AT 655 PM...RADAR INDICATED A THUNDERSTORM...PRODUCING HEAVY RAIN... NEAR WAUMANDEE...OR ABOUT 45 MILES NORTHWEST OF LA CROSSE. THE STORM WAS MOVING NORTHEAST AT 35 MILES AN HOUR...AND WILL BE AFFECTING THE NORTHERN PORTIONS OF BUFFALO AND TREMPEALEAU COUNTIES THROUGH 800 PM. PEOPLE IN THE WHITEHALL...STRUM...AND OSSEO AREAS CAN EXPECT BRIEF HEAVY RAIN...AND WIND GUSTS TO 40 MILES AN HOUR WITH THIS STORM. HOWEVER...AT THIS TIME...NO SEVERE WEATHER IS OCCURING. A TORNADO WATCH IS IN EFFECT FOR MOST OF THE LA CROSSE AREA UNTIL 1000 PM. REMAIN ALERT TO CHANGING WEATHER CONDITIONS. BRUCE
The office that day
Everything else NWS La Crosse, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 27, 7:29 PM CDT | Severe Thunderstorm Warning | ARX | Jackson | 46 min |
| Aug 27, 8:12 PM CDT | Severe Thunderstorm Warning | ARX | Buffalo | 48 min |
| Aug 27, 8:18 PM CDT | Severe Thunderstorm Warning | ARX | Jackson | 42 min |
Nearby
Severe Thunderstorm Warnings in Wisconsin, 1994Every severe thunderstorm warning in 1994
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.