Alert archive / Minnesota / Severe Thunderstorm Warnings in 1991
Severe Thunderstorm Warning 80, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 19, 1991, 8:52 PM CDT for Redwood County, Minnesota. It was in force for 28 min.
The area
The counties it named.
The facts
- Issued
- Jun 19, 1991, 8:52 PM CDT (01:52 UTC)
- Expired
- Jun 19, 1991, 9:20 PM CDT
- In force
- 28 min
- Issued by
- NWS Twin Cities, MN
- Area
- Whole counties
County Redwood County, MN
The nearest sounding before it
Minneapolis, MN (KSTC), launched 00:00Z, 1.9 hours before the alert went out and 140 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
- 1629 m above ground
- 0-6 km bulk shear
- 46 kt
- 0-1 km storm-relative helicity
- 126 m²/s²
- 0-3 km storm-relative helicity
- 234 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 200153 SVRMSP MNC127-200220- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MINNEAPOLIS MN 852 PM CDT WED JUN 19 1991 THE NATIONAL WEATHER SERVICE IN MINNEAPOLIS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 920 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTHWEST MINNESOTA ...EASTERN REDWOOD COUNTY AT 848 PM...RADAR INDICATED A SEVERE THUNDERSTORM 5 MILES SOUTH-SOUTHEAST OF REDWOOD FALLS. THE STORM WAS MOVING EAST AT ONLY 10 MILES AN HOUR AND SHOULD PRODUCE LARGE HAIL. CITIES IN THE PATH OF THIS STORM ARE MORGAN...GILFILLAN... AND CLEMENTS. REMEMBER THAT TORNADOES CAN FORM WITH LITTLE OR NO WARNING SO BE ON THE LOOKOUT. TDK
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, Jun 19, 6:16 PM CDT, 2 hours 36 minutes before
MNZ014-013-200015- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST CLOUD MINNESOTA 616 PM CDT WED JUN 19 1991 ...TORNADO WATCH IN EFFECT FOR WEST CENTRAL MINNESOTA UNTIL 10 PM... AT 610 PM CDT SHOWERS AND THUNDERSTORMS WERE SCATTERED OVER WEST CENTRAL MINNESOTA. NO SEVERE WEATHER HAS BEEN REPORTED. THERE HAS BEEN SEVERE WEATHER IN NORTHEAST SOUTH DAKOTA AND THE STORMS WHICH PRODUCED IT WILL BE PUSHING NORTHEAST INTO MINNESOTA THROUGH THE EVENING HOURS. RADAR INDICATES THAT THE THUNDERSTORMS HAVE DIMINISHED IN STRENGTH AS THEY PUSH EAST. THE THUNDERSTORMS WERE MOVING NORTHEAST AT 25 TO 30 MPH. THE STORMS WILL BE MOVING THROUGH...ALEXANDRIA...GLENWOOD...BENSON AND WILLMAR BY 630 PM CDT. NNNN
Special weather statement, Jun 19, 7:48 PM CDT, 1 hour 4 minutes before
MNZ014-013-011-012-200145- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST CLOUD MINNESOTA 748 PM CDT WED JUN 19 1991 ...TORNADO WATCH IN EFFECT FOR WEST CENTRAL MINNESOTA UNTIL 10 PM... AT 7450 PM CDT AN AREA OF RAIN WITH A FEW SCATTERED THUNDERSHOWERS COVERED WEST CENTRAL MINNESOTA. THE AREA OF RAIN WAS LOCATED FROM LAKE MILLE LACS THROUGH ST CLOUD...THEN EXTENDING WEST TO ALEXANDRIA AND SOUTH TO MARSHALL MINNESOTA. THE ONLY STORM WHICH PRODUCED ANY SEVERE WEATHER WAS NEAR GREEN VALLEY MINNESOTA...5 MILES NORTH OF MARSHALL. LARGE HAIL WAS REPORTED NEAR GREEN VALLEY AND IT COVERED THE GROUND. THE THUNDERSTORMS WERE MOVING EAST AT 30 MPH. THE RAIN AREA WAS DEVELOPING NORTHEAST& AT 40 MPH. PLEASE STAY TUNED TO NOAA WEATHER RADIO...LOCAL TV OR COMMERCIAL RADIO FOR FURTHER STATMENTS...FORECASTS OR POSSIBLE WEATHER WARNINGS. NNNN
Special weather statement, Jun 19, 8:09 PM CDT, 43 minutes before
MNZ006-010-013-017-200300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MINNEAPOLIS/ST PAUL MN 810 PM CDT WED JUN 19 1991 ...PART OF THE TORNADO WATCH HAS BEEN CANCELLED FOR WESTERN MINNESOTA... THE TORNADO WATCH HAS BEEN CANCELLED FOR THOSE AREAS NORTH OF A LINE FROM BROWNS VALLEY TO ALEXANDRIA. THE WATCH IS STILL IN EFFECT SOUTH OF THIS LINE UNTIL 10 PM. THOSE COUNTIES DROPPED FROM THE WATCH INCLUDE... CLAY..BECKER..WILKIN..OTTERTAILQ..TRAVERSE..GRANT..DOUGLAS ONCE AGAIN...THE TORNADO WATCH IS STILL IN EFFECT SOUTH OF A LINE FROM ALEXANDRIA TO BROWNS VALLEY. THE ATMOSPHERE IS STILL RIPE FOR SEVERE THUNDERSTORMS WITH TORNADOES IN SOUTHWEST MINNESOTA. TDK
The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 19, 7:03 PM CDT | Severe Thunderstorm Warning | MPX | Dodge, Mower | 42 min |
| Jun 19, 9:10 PM CDT | Severe Thunderstorm Warning | MPX | Brown, Nicollet | 50 min |
Nearby
Severe Thunderstorm Warnings in Minnesota, 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; the sounding from the Mesonet's radiosonde archive.