Alert archive / Minnesota / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 57, NWS Twin Cities, MN

August 1, 1992Meeker County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Aug 1, 1992, 6:42 PM CDT for Meeker County, Minnesota. It was in force for 63 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
Aug 1, 1992, 6:42 PM CDT (23:42 UTC)
Expired
Aug 1, 1992, 7:45 PM CDT
In force
63 min
Issued by
NWS Twin Cities, MN
Area
Whole counties

County Meeker County, MN

What was reported inside it

TimeReportWhereRemark
Aug 1, 6:50 PM CDTHail 0.75Meeker, MN

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, 11.7 hours before the alert went out and 79 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 12:00Z on 1992-08-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 82 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Minneapolis, MN at 12:00Z on 1992-08-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 111 square meters per square second.193958Sfc1 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
82 J/kg
Mixed-layer CIN
-236 J/kg
Mixed-layer LCL
1220 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
111 m²/s²
0-3 km storm-relative helicity
62 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSTC 012342
SVRSTC
MNC093-020045-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST CLOUD MINNESOTA
642 PM CDT SAT AUG 1 1992
 
THE NATIONAL WEATHER SERVICE IN ST CLOUD MINNESOTA  HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  745 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN CENTRAL MINNESOTA
 
   ...MEEKER COUNTY
 
AT 640 PM CDT RADAR SHOWED A SEVERE THUNDERSTORM IN WESTERN MEEKER
COUNTY NEAR GROVE CITY...35 MILES SOUTHWEST OF ST CLOUD. THIS SEVERE
THUNDERSTORM WAS MOVING EAST AT 15 MILES AN HOUR AND WILL AFFECT THE
TOWNS OF LITCHFIELD...DARWIN...STROUT AND DASSEL.
 
WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A
STRONG BgUILDING.  DO NOT STAND BY WINDOWS.  DON'T USE TELEPHONES
OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM
HAS PASSED.  MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS.
HAYS
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 1, 3:47 PM CDT, 2 hours 55 minutes before
MNZ008-009-010-001-012-013-014-015-016-017-018-019-WIZ003-006-012145-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MINNEAPOLIS MN
346 PM CDT SAT AUG 1 1992

...SEVERE THUNDERSTORM WATCH IN EFFECT FOR MUCH OF THE SOUTH HALF OF
MINNESOTA UNTIL 1000 PM...

STRONG THUNDERSTORMS DEVELOPED RAPIDLY OVER CENTRAL AND SOUTH CENTRAL
MINNESOTA SINCE 230 PM.  THUNDERSTORMS WITH VERY HEAVY RAINFALL WERE
OCCURRING NEAR MILLE LACS LAKE IN CENTRAL MINNESOTA...AND NEAR WILLMAR
AND HUTCHINSON IN SOUTH CENTRAL MINNESOTA AT 330 PM.  STRONG GUSTY
WINDS...FREQUENT DEADLY LIGHTNING...AND SMALL HAIL ARE POSSIBLE IN
ADDITION TO THE VERY HEAVY RAINFALL.  PERSONS ENGAGED IN OUTDOOR
ACTIVITIES SHOULD REMAIN ALERT AND BE READY TO SEEK SAFE SHELTER IF
THREATENING WEATHER APPROACHES.

MOVEMENT WAS TO THE EAST AT 30 MILES AN HOUR.  THE THUNDERSTORM NEAR
HUTCHINSON WILL BE APPROACHING CHASKA IN THE SOUTHWEST SUBURBS OF THE
GREATER TWIN CITIES METRO AREA BY ABOUT 415 PM.  BOATERS ON MILLE LACS
LAKE SHOULD BE READY TO HEAD FOR SAFE HARBOR AS A STRONG THUNDERSTORM
WILL BE CROSSING THE SOUTH HALF OF THE LAKE BETWEEN 345 PM AND 415 PM.
KRAFT
Special weather statement, Aug 1, 4:21 PM CDT, 2 hours 21 minutes before
SPECIAL WEATHER STATEMENT AND SHORT RANGE WEATHER FORECAST
NATIONAL WEATHER SERVICE ST CLOUD MN
410 PM CDT SAT AUG 1 1992

...SEVERE THUNDERSTORM WATCH UNTIL 10 PM FOR CENTRAL MINNESOTA...

WARM TEMPERATURES AROUND 80 AND HIGH HUMIDITIES HAVE CREATED
THE CHANCE FOR SEVERE THUNDERSTORMS FOR THE REST OF THIS AFTERNOON
AND THIS EVENING IN CENTRAL MINNESOTA.

THUNDERSTORMS OVER THE SOUTHERN HALF OF LAKE MILLE LACS WILL MOVE INTO
KANABEC COUNTY BY 500 PM AND THUNDERSTORMS OVER SOUTHERN MEEKER COUNTY
WILL MOVE INTO MCLEOD COUNTY BY 515 PM.

HAYS
Special weather statement, Aug 1, 4:29 PM CDT, 2 hours 13 minutes before
MNZ-012-014-

SPECIAL WEATHER STATEMENT AND SHORT RANGE WEATHER FORECAST
NATIONAL WEATHER SERVICE ST CLOUD MN
410 PM CDT SAT AUG 1 1992

...SEVERE THUNDERSTORM WATCH UNTIL 10 PM FOR CENTRAL MINNESOTA...

WARM TEMPERATURES AROUND 80 AND HIGH HUMIDITIES HAVE CREATED
THE CHANCE FOR SEVERE THUNDERSTORMS FOR THE REST OF THIS AFTERNOON
AND THIS EVENING IN CENTRAL MINNESOTA.

THUNDERSTORMS OVER THE SOUTHERN HALF OF LAKE MILLE LACS WILL MOVE INTO
KAN	ABEC COUNTY BY 500 PM AND THUNDERSTORMS OVER SOUTHERN MEEKER COUNTY
WILL MOVE INTO MCLEOD COUNTY BY 515 PM.

HAYS
Special weather statement, Aug 1, 5:50 PM CDT, 52 minutes before
MNZ008-009-010-001-012-013-014-015-016-017-018-019-WIZ003-006-012345-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MINNEAPOLIS MN
549 PM CDT SAT AUG 1 1992

...SEVERE THUNDERSTORM WATCH IN EFFECT FOR MUCH OF THE SOUTH HALF OF
MINNESOTA UNTIL 1000 PM... ...SEVERE THUNDERSTORM WATCH IN EFFECT FOR
SOUTHEAST MINNESOTA AND WESTERN WISCONSIN UNTIL 1100 PM...

STRONG THUNDERSTORMS WITH VERY HEAVY RAINFALL WERE OCCURRING OVER SOUTH
CENTRAL...CENTRAL...AND SOUTHEAST MINNESOTA...AS WELL AS WEST WISCONSIN
AT 530 PM.  AT 545 PM...THE STRONGEST STORMS WERE LOCATED OVER NORTHEAST
LE SUEUR COUNTY NEAR THE TOWN OF HEIDELBERG...IN THE REDWING AREA OF
NORTHERN GOODHUE COUNTY...NEAR THE TOWN OF NEW GERMANY IN CARVER COUNTY
...AND IN SOUTHWEST STEARNS COUNTY NEAR GEORGEVILLE.  THESE STORMS MAY
PRODUCE LARGE HAIL...GUSTY WINDS...TORRENTIAL DOWNPOURS...AND FREQUENT
DEADLY LIGHTNING.  PERSONS ENGAGED IN OUTDOOR ACTIVITIES SUCH AS
BOATING...HIKING...CAMPING...OR OPERATING FARM EQUIPMENT...SHOULD BE
READY TO SEEK SAFE SHELTER IF THREATENING WEATHER APPROACHES.

MOVEMENT WAS TO THE EAST AT 15 MILES AN HOUR.  PONDING OF WATER IN LOW
LYING AREAS IS POSSIBLE DUE TO THE VERY HEAVY RAIN AND SLOW MOVEMENT OF
THESE THUNDERSTORMS.
DWE/DLK
Special weather statement, Aug 1, 6:18 PM CDT, 24 minutes before
MNC003-020015-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MINNEAPOLIS MN
615 PM CDT SAT AUG 1 1992

THE FOLLOWING MINNESOTA COUNTIES ARE NO LONGER INCLUDED IN SEVERE
THUNDERSTORM WATCH NUMBER 7#11...MORRISON...TODD...BENTON...MILLE LACS
...KANABEC...ISANTI...CHISAGO.

THUNDERSTORMS IN THESE COUNTIES HAVE DECREASED IN INTENSITY AND NO
LONGER PRESENT A SEVERE WEATHER THREAT.
 WET

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 1, 4:07 PM CDTSevere Thunderstorm WarningMPXCarver, McLeod, Scott, Sibley53 min
Aug 1, 4:35 PM CDTSevere Thunderstorm WarningMPXScott40 min
Aug 1, 5:41 PM CDTSevere Thunderstorm WarningMPXLe Sueur, Rice34 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.