Alert archive / Minnesota / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 39, NWS Twin Cities, MN

June 17, 1992Isanti County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 17, 1992, 12:02 AM CDT for Isanti County, Minnesota. It was in force for 58 min.

The area

The counties it named.

The facts

Issued
Jun 17, 1992, 12:02 AM CDT (05:02 UTC)
Expired
Jun 17, 1992, 1:00 AM CDT
In force
58 min
Issued by
NWS Twin Cities, MN
Area
Whole counties

County Isanti County, MN

The nearest sounding before it

Minneapolis, MN (KSTC), launched 00:00Z, 5.0 hours before the alert went out and 83 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.

Skew-T log-pSkew-T log-p diagram, Minneapolis, MN at 00:00Z on 1992-06-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 528 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Minneapolis, MN at 00:00Z on 1992-06-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 136 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
528 J/kg
Mixed-layer CIN
-141 J/kg
Mixed-layer LCL
692 m above ground
0-6 km bulk shear
39 kt
0-1 km storm-relative helicity
136 m²/s²
0-3 km storm-relative helicity
188 m²/s²
Significant tornado parameter
0.1
Supercell composite
3.6

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KMSP 170502
SVRMSP
MNC053-003-059-170600-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING 
NATIONAL WEATHER SERVICE MINNEAPOLIS MN
1202 AM CDT WED JUN 17 1992

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 100 AM CDT FOR PEOPLE IN THE FOLLOWING 
COUNTIES

   IN THE EAST CENTRAL PART OF MINNESOTA
      EASTERN HENNEPIN...ANOKA...ISANTI

AT MIDNIGHT...A LINE OF SEVERE THUNDERSTORMS EXTENDED FROM
60 MILES NORTHWEST OF DOWNTOWN MINNEAPOLIS...NEAR PRINCETON...
TO THE LAKE MINNETONKA AREA...25 MILES WEST OF DOWNTOWN
MINNEAPOLIS.

STRONG DAMAGING WINDS AND HAIL ARE EXPECTED.

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 WATER COVERS THE ROAD. ALSO REMEMBER SEVERE
THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH
LITTLE OR NO ADVANCE WARNING.

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.

TDK

The office that day

Everything else NWS Twin Cities, MN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 16, 7:03 PM CDTTornado WarningMPXSwift27 min
Jun 16, 7:19 PM CDTTornado WarningMPXRenville41 min
Jun 16, 7:46 PM CDTSevere Thunderstorm WarningMPXSwift44 min
Jun 16, 7:46 PM CDTSevere Thunderstorm WarningMPXYellow Medicine44 min
Jun 16, 8:10 PM CDTSevere Thunderstorm WarningMPXRenville50 min
Jun 16, 8:40 PM CDTTornado WarningMPXRenville42 min
Jun 16, 8:48 PM CDTSevere Thunderstorm WarningMPXKandiyohi, Meeker42 min
Jun 16, 9:39 PM CDTSevere Thunderstorm WarningMPXKandiyohi51 min
Jun 16, 10:02 PM CDTSevere Thunderstorm WarningMPXChippewa, Lac qui Parle28 min
Jun 16, 10:18 PM CDTSevere Thunderstorm WarningMPXRedwood, Renville57 min
Jun 16, 10:20 PM CDTTornado WarningMPXYellow Medicine25 min
Jun 16, 10:30 PM CDTSevere Thunderstorm WarningMPXChippewa60 min
Jun 16, 10:32 PM CDTSevere Thunderstorm WarningMPXBrown28 min
Jun 16, 10:46 PM CDTTornado WarningMPXRedwood, Renville34 min
Jun 16, 10:52 PM CDTSevere Thunderstorm WarningMPXMcLeod, Sibley68 min
Jun 16, 10:57 PM CDTTornado WarningMPXBrown33 min
Jun 16, 11:08 PM CDTSevere Thunderstorm WarningMPXMeeker37 min
Jun 16, 11:14 PM CDTSevere Thunderstorm WarningMPXWright61 min
Jun 16, 11:25 PM CDTSevere Thunderstorm WarningMPXMartin35 min
Jun 16, 11:40 PM CDTSevere Thunderstorm WarningMPXBlue Earth, Nicollet, Watonwan35 min
Jun 16, 11:45 PM CDTSevere Thunderstorm WarningMPXCarver, Hennepin, Scott45 min
Jun 16, 11:53 PM CDTSevere Thunderstorm WarningMPXBenton, Sherburne, Stearns52 min
Jun 17, 12:02 AM CDTSevere Thunderstorm WarningMPXAnoka, Hennepin58 min
Jun 17, 12:25 AM CDTSevere Thunderstorm WarningMPXChisago50 min
Jun 17, 2:52 AM CDTSevere Thunderstorm WarningMPXDodge, Mower, Olmsted38 min
Jun 17, 3:10 AM CDTSevere Thunderstorm WarningMPXFillmore, Olmsted50 min
Jun 17, 3:10 AM CDTSevere Thunderstorm WarningMPXGoodhue, Wabasha50 min
Jun 17, 3:34 AM CDTSevere Thunderstorm WarningMPXFillmore, Winona26 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 1992Every severe thunderstorm warning in 1992

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.