Alert archive / Minnesota / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 143, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Sep 13, 1990, 9:41 PM CDT for Chisago County, Minnesota. It was in force for 49 min.
The area
The counties it named.
The facts
- Issued
- Sep 13, 1990, 9:41 PM CDT (02:41 UTC)
- Expired
- Sep 13, 1990, 10:30 PM CDT
- In force
- 49 min
- Issued by
- NWS Twin Cities, MN
- Area
- Whole counties
County Chisago County, MN
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Minneapolis, MN (KSTC), launched 00:00Z, 2.7 hours before the alert went out and 91 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
- 1164 J/kg
- Mixed-layer CIN
- -95 J/kg
- Mixed-layer LCL
- 1792 m above ground
- 0-6 km bulk shear
- 54 kt
- 0-1 km storm-relative helicity
- 364 m²/s²
- 0-3 km storm-relative helicity
- 574 m²/s²
- Significant tornado parameter
- 0.6
- Supercell composite
- 12.3
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KMSP 140243
SVRMSP
MNC025-WIC005-095-140330-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MINNEAPOLIS MN
941 PM CDT THU SEP 13 1990
THE NATIONAL WEATHER SERVICE IN MINNEAPOLIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1030 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTIES...
IN EAST CENTRAL MINNESOTA
...SOUTHERN CHISAGO
IN WEST CENTRAL WISCONSIN
...BARRON...POLK
AT 930 PM CDT RADAR INDICATED A LINE OF POTENTIALLY SEVERE
THUNDERSTORMSEXTENDING FROM JUST NORTH OF RICE LAKE WISCONSIN TO NORTH
OF BALSAM LAKE WISCONSIN OVER TO NORTH BRANCH MINNESOTA...OR 25 TO 60 MINORTHEAST OF ST PAUL MINNESOTA.
SOME OF THE CITIES IN THE PATH OF THESE POTENTIALLY SEVERE
THUNDERSTOMS ARE...RICE LAKE.. BARRON.. CANTON.. BALSAM LAKE AND..
ST CROIX FALLS WISCONSIN...AND LINDSTROM MINNESOTA.
A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. REMEMBER
SEVERE THUNDERSTORMS CAN AND wOCCASIONALLY DO PRODUCE TORNADOES
WITH LITTLE OR NO ADVANCE WARNING. REMAIN CALM BUT BE ALERT TO
RAPIDLY CHANGING WEATHER CONDITIONS.
RICHARSONWhat 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, Sep 13, 8:28 PM CDT, 1 hour 13 minutes before
WIZ006-140230- SPECIAL WEATHER STATEMENT...CORRECTED NATIONAL WEATHER SERVICE MINNEAPOLIS/ST PAUL MN 820 PM CDT THU SEP 13 1990 ...TORNADO WATCH UNTIL 11 PM CDT...FOR MUCH OF EASTERN MINNESOTA AND WESTERN WISCONSIN... ...NO WARNINGS ARE IN EFFECT AS OF 815 PM CDT... AT 815 PM CDT...THUNDERSTORMS WITH INTENSE TO TORRENTIAL RAINFALL...HAIL DEADLY LIGHTNING...AND WIND GUSTS FROM 50 TO 60 MPH...WILL BE MOVING INTO PARTS OF WEST CENTRAL WISCONSIN. THESE THUNDERSTORMS WILL MOVE INTO NORTHERN SECTIONS OF POLK...BARRON AND RUSK COUNTIES...NORTH OF U.S. HWY 8...FROM BALSAM LAKE...EAST THROUGH BARRON AND LADYSMITH BY...915 PM CDT. THESE STORMS WERE MOVING TO THE EAST 30 AT MPH. THESE SHOWERS AND THUNDERSTORMS WERE ALONG AND AHEAD OF A POWERFUL COLD FRONT THAT IS IN THE PROCESS OF SWEEPING THROUGH THE AREA. SOME OF THESE STORMS COULD BECOME SEVERE...PRODUCING DAMAGING WINDS AND LARGE HAIL. REMAIN CALM BUT BE ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS...AND BE PREPARED TO MOVE QUICKLY IF THREATING WEATHER APPROACHES.
Special weather statement, Sep 13, 8:40 PM CDT, 1 hour 1 minute before
MNZ012-013-017-WIZ006-140230- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MINNEAPOLIS/ST PAUL MN 840 PM CDT THU SEP 13 1990 ...TORNADO WATCH UNTIL 11 PM CDT...FOR MUCH OF EASTERN MINNESOTA AND WESTERN WISCONSIN... ...NO WARNINGS ARE IN EFFECT AS OF 815 PM CDT... AT 830 PM CDT...THUNDERSTORMS WITH INTENSE TO TORRENTIAL RAINFALL...HAIL DEADLY LIGHTNING...AND WIND GUSTS FROM 50 TO 60 MPH...WILL BE MOVING INTO PARTS OF WEST CENTRAL WISCONSIN. THESE THUNDERSTORMS WILL MOVE INTO NORTHERN SECTIONS OF POLK...BARRON AND RUSK COUNTIES...NORTH OF U.S. HWY 8...FROM BALSAM LAKE...EAST THROUGH BARRON AND LADYSMITH BY...915 PM CDT. ELSEWHERE...SHOWERS AND THUNDERSTORMS WERE DEVELOPING OVER PARTS OF CENTRAL AND EAST CENTRAL MINNESOTA...OR FROM WILLMAR WEST TO GRANITE FALLS AND FROM FOLEY AND ELK RIVER EAST TOWARD CAMBRIDGE AND CENTER CITY. THESE STORMS WERE MOVING TO THE EAST 30 AT MPH. THESE SHOWERS AND THUNDERSTORMS WERE ALONG AND AHEAD OF A POWERFUL COLD FRONT THAT IS IN THE PROCESS OF SWEEPING THROUGH THE AREA. SOME OF THESE STORMS COULD BECOME SEVERE...PRODUCING DAMAGING WINDS AND LARGE HAIL. REMAIN CALM BUT BE ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS...AND BE PREPAR'ED TO MOVE QUICKLY IF THREATING WEATHER APPROACHES.
Special weather statement, Sep 13, 8:44 PM CDT, 57 minutes before
MNZ012-013-017-WIZ006-140230- SPECIAL WEATHER STATEMENT...CORRECTED NATIONAL WEATHER SERVICE MINNEAPOLIS/ST PAUL MN 840 PM CDT THU SEP 13 1990 ...TORNADO WATCH UNTIL 11 PM CDT...FOR MUCH OF EASTERN MINNESOTA AND WESTERN WISCONSIN... ...NO WARNINGS ARE IN EFFECT AS OF 815 PM CDT... AT 830 PM CDT...THUNDERSTORMS WITH INTENSE TO TORRENTIAL RAINFALL...HAIL DEADLY LIGHTNING...AND WIND GUSTS FROM 50 TO 60 MPH...WILL BE MOVING INTO PARTS OF WEST CENTRAL WISCONSIN. THESE THUNDERSTORMS WILL MOVE INTO NORTHERN SECTIONS OF POLK...BARRON AND RUSK COUNTIES...NORTH OF U.S. HWY 8...FROM BALSAM LAKE...EAST THROUGH BARRON AND LADYSMITH BY...915 PM CDT. ELSEWHERE...SHOWERS AND THUNDERSTORMS WERE DEVELOPING OVER PARTS OF CENTRAL AND EAST CENTRAL MINNESOTA...OR FROM WILLMAR WEST TO GRANITE FALLS AND FROM FOLEY AND ELK RIVER EAST TOWARD CAMBRIDGE AND CENTER CITY. THESE STORMS WERE MOVING TO THE EAST 30 AT MPH. THESE SHOWERS AND THUNDERSTORMS WERE ALONG AND AHEAD OF A POWERFUL COLD FRONT THAT IS IN THE PROCESS OF SWEEPING THROUGH THE AREA. SOME OF THESE STORMS COULD BECOME SEVERE...PRODUCING DAMAGING WINDS AND LARGE HAIL. REMAIN CALM BUT BE ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS.0..AND BE PREPARED TO MOVE QUICKLY IF THREATENING WEATHER APPROACHES.
Special weather statement, Sep 13, 8:45 PM CDT, 56 minutes before
MNZ007-008-009-011-014-140200-
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MINNEAPOLIS/ST PAUL MN
820 PM CDT THU SEP 13 1990
..TORNADO WATCH CANCELLED FOR A PART OF CENTRAL AND NORTHERN MINNESOTA..
THE NATIONAL WEATHER SERVICE HAS CANCELLED A PART OF TORNADO WATCH
NUMBER 741 WHICH IS IN EFFECT UNTIL 11 PM.
THE AREAS GENERALLY NORTHWEST OF A LINE FROM DULUTH TO ALEXANDRIA
HAS BEEN DROPPED FROM THE TORNADO WATCH. THE FOLLOWING COUNTIES ARE
ARE NO LONGER IN THE WATCH.
NORTHWEST..........SOUTHERN CLEARWATER...EASTERN BECKER.
NORTHCENTRAL.......HUBBARD...NORTHERN CASS...SOUTHERN ITASCA.
NORTHEAST..........SOUTHERN ST LOUIS...SOUTHERN LAKE...ADJOINING WATERS
O1F LAKE SUPERIOR.
WESTCENTRAL........EASTERN OTTERTAIL....EASTERN DOUGLAS...EASTERN POPE.
<
CENTRAL............WADENA..SOUTHERN CASS..CROW WING..TODD..MORRISON..
NORTHWEST STEARNS.
RICHARDSONSpecial weather statement, Sep 13, 8:52 PM CDT, 49 minutes before
MNZ14-140315- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST CLOUD MN 845 PM CDT THU SEP 13 1990 ...TORNADO WATCH UNTIL 11 PM CDT... AT 845 PM A LARGE AREA OF THUNDERSTORMS CONTINUED TO MOVE ACROSS EAST CENTRAL MINNESOTA AND INTO WEST CENTRAL WISCONSIN. THESE STORMS WERE ALONG AND AHEAD OF A STRONG COLD FRONT THAT WAS LOCATED FROM NORTHEAST MINNESOTA THROUGH ST CLOUD AND SOUTHWEST INTO SOUTH DAKOTA. THE COLD FRONT PASSED THROUGH ST CLOUD AROUND 8 PM WITH NO SEVERE WEATHER REPORTED. ALTHOUGH THE COLD FRONT HAS MOVED THROUGH ST CLOUD THE THREAT OF SEVERE WEATHER STILL EXISTS. PERSONS SHOULD BE ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS AND BE PREPARED= TO MOVE TO A SAFE LOCATION IF THREATENING WEATHER APPROACHES.
Special weather statement, Sep 13, 9:18 PM CDT, 23 minutes before
MNZ012-016-140300- SPECIAL WEATHER STATEMENT...CORRECTED NATIONAL WEATHER SERVICE MINNEAPOLIS/ST PAUL MN 915 PM CDT THU SEP 13 1990 ...TORNADO WATCH UNTIL 11 PM CDT...FOR MUCH OF EASTERN MINNESOTA AND WESTERN WISCONSIN... ...NO WARNINGS ARE IN EFFECT AS OF 915 PM CDT... AT 910 PM CDT...THUNDERSTORMS CONTINUED TO STRENGTHEN OVER EAST CENTRAL MINNESOTA WEST THROUGH NORTH OF THE TWIN CITIES INTO PARTS OF WEST CENTRAL WISCONSIN. WIND GUSTS UP TO 50 MPH...ALONG WITH SOME HAIL CAN BE EXPECTED OVER NORTHERN SUBURBS OF THE TWIN CITIES...INCLUDING SOUTHERN ISANTI COUNTY NORTHERN ANOKA...CHISAGO AND NORTHERN WASHINGTON COUNTIES AS WELL. SOME OF THE CITIES IN THE PATH OF THESE STORMS INCLUDE BETTHEL.. WYOMING.. FOREST LAKE AND CENTER CITY. THE STORMS WERE MOVING EAST/SOUTHEAST AT 30 MPH. BE PREPARED TO MOVE QUICKLY IF THREATENING WEATHER APPROACHES.
Nearby
Severe Thunderstorm Warnings in Minnesota, 1990Every severe thunderstorm warning in 1990
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.