Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1991
Severe Thunderstorm Warning 3, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Apr 29, 1991, 3:16 PM CDT for Barron County, Polk County, Wisconsin. It was in force for 44 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Apr 29, 1991, 3:16 PM CDT (20:16 UTC)
- Expired
- Apr 29, 1991, 4:00 PM CDT
- In force
- 44 min
- Issued by
- NWS Twin Cities, MN
- Area
- Whole counties
Counties Barron County, WI, Polk County, WI
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 29, 3:35 PM CDT | Thunderstorm Wind 0 | Barron, WI |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Minneapolis, MN (KSTC), launched 12:00Z, 8.3 hours before the alert went out and 132 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
- 562 m above ground
- 0-6 km bulk shear
- 54 kt
- 0-1 km storm-relative helicity
- 266 m²/s²
- 0-3 km storm-relative helicity
- 267 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KMSP 292016
SVRMSP
WIC095-005-292100-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MINNEAPOLIS MN
316 PM CDT MON APR 29 1991
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM
WARNING EFFECTIVE UNTIL 400 PM CDT FOR PEOPLE IN THE FOLLOWING
COUNTIES
IN THE WEST CENTRAL PART OF WISCONSIN
EASTERN POLK...BARRON
AT 3105PM CDT..RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS
FROM NEAR TURTLE LAKE TO GLENWOOD CITY OR ABOUT 50 MILES NORTHEAST
OF EAU CLAIRE.
THESE THNDERSTORMS WERE MOVING RAPIDY NORTH AT ABOUT 50 MPH.
SOME CITIES IN THE PATH OF THESE THUNDERSTORMS ARE MCKINLEY..
BARRON AND CHETEK.
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH...
DESTRUCTIVE HAIL..DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR
PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DON`T DRIVE
INTO AREAS WHERE WATERl COVERS THE ROAD. ALSO REMEMBER SEVERE
THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH
LITTLE OR NO ADVANCE WARNING.
RICHARDSONWhat 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, Apr 29, 2:22 PM CDT, 54 minutes before
WIZ006-292000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MINNEAPOLIS MN 215 PM CDT FRI APR 26 1991 ...SEVERE THUNDERSTORM WATCH FOR A PART OF WEST CENTRAL WISCOMSIN UNTIL ...8 PM A LINE OF STRONG THUNDERSTORMS WAS LOCATED IN EXTREME WEST CENTRAL WISCONSIN EXTENDING FROM NEAR NEW RICHMOND..TO RIVER FALLS..TO ELLSWORTH..TO PLUM CITY OR ABOUT 50 MILES WEST OF EAU CLAIRE. THESE THUNDERSTORMS WERE MOVING RAPIDLY NORTH..NORTHEAST AT ABOUT 45 MPH AND ARE CAPABLE OF PRODUCING WND GUSTS OF 50 TO 60 MPH VERY HEAVY RAIN AND HAIL. PERSONS IN EASTERN POLK..ST CROIX..PIERCE..AND ALL OF BARRON AND DUNN COUNTY CAN EXPECT THIS THUNDERSTOM ACTIVITY BETWEEN 230 PM AND 3PM THIS AFTERNOON. RICHARDSON
Special weather statement, Apr 29, 2:28 PM CDT, 48 minutes before
WIZ006-292000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MINNEAPOLIS MN 215 PM CDT MON APR 29 1991 ...SEVERE THUNDERSTORM WATCH FOR A PART OF WEST CENTRAL WISCOMSIN UNTIL ...8 PM A LINE OF STRONG THUNDERSTORMS WAS LOCATED IN EXTREME WEST CENTRAL WISCONSIN EXTENDING FROM NEAR NEW RICHMOND..TO RIVER FALLS..TO ELLSWORTH..TO PLUM CITY OR ABOUT 50 MILES WEST OF EAU CLAIRE. THESE THUNDERSTORMS WERE MOVING RAPIDLY NORTH..NORTHEAST AT ABOUT 45 MPH AND ARE CAPABLE OF PRODUCING WND GUSTS OF 50 TO 60 MPH VERY HEAVY RAIN AND HAIL. PERSONS IN EASTERN POLK..ST CROIX..PIERCE..AND ALL OF BARRON AND DUNN COUNTY CAN EXPECT THIS THUNDERSTOM ACTIVITY BETWEEN 230 PM AND 3PM THIS AFTERNOON. RICHARDSON
Nearby
Severe Thunderstorm Warnings in Wisconsin, 1991Every severe thunderstorm warning in 1991
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.