Alert archive / Minnesota / Severe Thunderstorm Warnings in 1993

Severe Thunderstorm Warning 34, NWS Twin Cities, MN

July 1, 1993Hennepin County, Scott County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jul 1, 1993, 9:05 PM CDT for Hennepin County, Scott County, Minnesota. It was in force for 40 min.

The area

The counties it named.

The facts

Issued
Jul 1, 1993, 9:05 PM CDT (02:05 UTC)
Expired
Jul 1, 1993, 9:45 PM CDT
In force
40 min
Issued by
NWS Twin Cities, MN
Area
Whole counties

Counties Hennepin County, MN, Scott County, MN

The nearest sounding before it

Minneapolis, MN (KSTC), launched 00:00Z, 2.1 hours before the alert went out and 8 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 1993-07-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 98 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 1993-07-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 139 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
98 J/kg
Mixed-layer CIN
-39 J/kg
Mixed-layer LCL
534 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
139 m²/s²
0-3 km storm-relative helicity
163 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

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

000 
WUUS1 KMSP 020205
SVRMPX
MNC053-139-020245-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MINNEAPOLIS MN
905 PM CDT THU JUL 1 1993
 
THE NATIONAL WEATHER SERVICE IN MINNEAPOLIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING     EFFECTIVE UNTIL  945 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN EAST CENTRAL MINNESOTA
 
   ...HENNEPIN COUNTY...NORTHERN SCOTT COUNTY
 
A SEVERE THUNDERSTORM IS DROPPING 3/4 INCH HAIL AT EDEN PRAIRIE AT
9 PM...ABOUT 15 MILES SOUTHWEST OF DOWNTOWN MINNEAPOLIS. THE STORMS
EAST MOVEMENT OF 30 MILES PER HOUR WILL CARRY IT ACROSS EDINA AND
RICHFIELD MINNESOTA BY 920 PM CDT.
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND...LARGE HAIL...
DEADLY LIGHTNING...AND VERY HEAVY RAIN.  FOR YOUR PROTECTION
MOVE TO AN INTERIOR ROOM.  PEOPLE IN MOBILE HOMES SHOULD GO
TO A STORM SHELTER.
 
WHEN SEVERE THUNDERSTORMS ARE OCCURRING...STAY INSIDE A STRONG
BUILDING.  PROTECT YOURSELF FROM DAMAGING WINDS OR HAIL BY
KEEPING AWAY FROM WINDOWS.  LISTEN TO YOUR RADIO OR TELEVISION...
BUT TURN OFF ALL OTHER ELECTRICAL APPLIANCES.  DO NOT USE THE
PHONE DURING PERIODS OF FREQUENT LIGHTNING.
 TOGSTAD
 
 
&

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, Jul 1, 7:45 PM CDT, 1 hour 20 minutes before
MNZ012-014>017-WIZ003-006-020200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MINNEAPOLIS MN
745 PM CDT WED JUL 1 1993

...STRONG THUNDERSTORMS MOVING THROUGH CENTRAL MINNESOTA...

A LINE OF STRONG THUNDERSTORMS WAS PUSHING EAST ACROSS CENTRAL PORTIONS
OF MINNESOTA FROM NEAR REDWOOD FALLS AND FAIRFAX TO AROUND LITCHFIELD.

THE ACTIVITY WAS MOVING EAST AT 30 MILES AN HOUR AND THIS WILL PLACE
THESE STORMS IN THE COKATO...HUTCHINSON...GLENCOE AND GAYLORD AREAS
BEFORE 900 PM.

NO SEVERE WEATHER HAS BEEN REPORTED WITH THIS ACTIVITY THROUGH 745 PM
BUT FREQUENT LIGHTNING STRIKES...STRONG GUSTY WINDS AND VERY HEAVY RAINS
ARE LIKELY.

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR MUCH OF SOUTHERN MINNESOTA
UNTIL MIDNIGHT AND THE POTENTIAL EXISTS FOR FURTHER STRENGTHENING ON
THUNDERSTORM ACTIVITY ACROSS SOUTHERN MINNESOTA.

KEEP TUNED TO LOCAL RADIO AND TELEVISION STATIONS AND LISTEN FOR FURTHER
UPDATES AND POSSIBLE WARNINGS AS THESE STORMS MOVE INTO EAST CENTRAL
AND SOUTHEAST MINNESOTA.
KVS
Special weather statement, Jul 1, 7:55 PM CDT, 1 hour 10 minutes before
MNZ012-014>017-WIZ003-006-020200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MINNEAPOLIS MN
745 PM CDT WED JUL 1 1993

...STRONG THUNDERSTORMS MOVING THROUGH CENTRAL MINNESOTA...

A LINE OF STRONG THUNDERSTORMS WAS PUSHING EAST ACROSS CENTRAL PORTIONS
OF MINNESOTA FROM NEAR REDWOOD FALLS AND FAIRFAX TO AROUND LITCHFIELD.

THE ACTIVITY WAS MOVING EAST AT 30 MILES AN HOUR AND THIS WILL PLACE
THESE STORMS IN THE COKATO...HUTCHINSON...GLENCOE AND GAYLORD AREAS
BEFORE 900 PM.

NO SEVERE WEATHER HAS BEEN REPORTED WITH THIS ACTIVITY THROUGH 745 PM
BUT FREQUENT LIGHTNING STRIKES...STRONG GUSTY WINDS AND VERY HEAVY RAINS
ARE LIKELY.

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR MUCH OF SOUTHERN MINNESOTA
UNTIL MIDNIGHT AND THE POTENTIAL EXISTS FOR FURTHER STRENGTHENING ON
THUNDERSTORM ACTIVITY ACROSS SOUTHERN MINNESOTA.

KEEP TUNED TO LOCAL RADIO AND TELEVISION STATIONS AND LISTEN FOR FURTHER
UPDATES AND POSSIBLE WARNINGS AS THESE STORMS MOVE INTO EAST CENTRAL
AND SOUTHEAST MINNESOTA.
KVS
Special weather statement, Jul 1, 8:11 PM CDT, 54 minutes before
MNZ014-015-016-020215-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MINNEAPOLIS MN
811 PM CDT THU JUL 1 1993

WEATHER RADAR SHOWS A STRONG THUNDERSTORM JUST SOUTH OF GLENCOE IN
MC LEOD COUNTY...OR ABOUT 35 MILES WEST OF DOWNTOWN MINNEAPOLIS.
THIS STORM WILL LIKELY PRODUCE PEA TO MARBLE SIZE HAIL AND TORRENTIAL
RAINFALL. SEVERE CLOUD TO GROUND LIGHTNING IS REPORTED BY THE COUNTY
POLICE SO TAKE SHELTER IF THREATENING CONDITIONS ARE SEEN IN YOUR]
AREA.

THE STORMS EAST MOVEMENT OF 35 MILES PER HOUR WILL LIKELY CARRY IT
ACROSS LESTER PRAIRIE AND PLATO BY 835 PM AND INTO THE WACONIA AND
COLOGNE VICINITY BEFORE 9 PM.
 TOGSTAD

:.:9F5R^}nzvoZRBY*K
Special weather statement, Jul 1, 8:11 PM CDT, 54 minutes before
MNZ014-015-016-020215-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MINNEAPOLIS MN
811 PM CDT THU JUL 1 1993

WEATHER RADAR SHOWS A STRONG THUNDERSTORM JUST SOUTH OF GLENCOE IN
MC LEOD COUNTY...OR ABOUT 35 MILES WEST OF DOWNTOWN MINNEAPOLIS.
THIS STORM WILL LIKELY PRODUCE PEA TO MARBLE SIZE HAIL AND TORRENTIAL
RAINFALL. SEVERE CLOUD TO GROUND LIGHTNING IS REPORTED BY THE COUNTY
POLICE SO TAKE SHELTER IF THREATENING CONDITIONS ARE SEEN IN YOUR]
AREA.

THE STORMS EAST MOVEMENT OF 35 MILES PER HOUR WILL LIKELY CARRY IT
ACROSS LESTER PRAIRIE AND PLATO BY 835 PM AND INTO THE WACONIA AND
COLOGNE VICINITY BEFORE 9 PM.
 TOGSTAD
Special weather statement, Jul 1, 8:55 PM CDT, 10 minutes before
MNZ013-014-020300

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST CLOUD MN
855 PM CDT THU JUL 1 1993

...SEVERE THUNDERSTORM WATCH FOR PARTS OF CENTRAL...WEST CENTRAL
MINNESOTA...

AT 850 PM CDT STRONG THUNBDERSTORMS CONTINUED IN WEST OF ELK RIVER...35
MILES SOUTHEAST OF ST. CLOUD. THIS THUNDERSTORM WAS MOVING EAST AT 25
MILES AN HOUR. IT SHOULD BE THROUGH THE ELK RIVER AREA BY 1000 PM.

THIS THUNDERSTORM SHOULD PRODUCE HEAVY RAIN...DANGEROUS LIGHTNING AND
SMALL HAIL AND GUSTY WINDS.

PERSONS IN EASTER SHERBURNE COUNTY SHOULD KEEP AN EYE ON THE WEATHER AND
BE PREPARED TO SEEK SHELTER IF THREATENING WEATHER APPROACHES.

HAYS
Special weather statement, Jul 1, 8:57 PM CDT, 8 minutes before
MNZ013-014-020300

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST CLOUD MN
855 PM CDT THU JUL 1 1993

...SEVERE THUNDERSTORM WATCH FOR PARTS OF CENTRAL...WEST CENTRAL
MINNESOTA...

AT 850 PM CDT STRONG THUNBDERSTORMS CONTINUED IN WEST OF ELK RIVER...35
MILES SOUTHEAST OF ST. CLOUD. THIS THUNDERSTORM WAS MOVING EAST AT 25
MILES AN HOUR. IT SHOULD BE THROUGH THE ELK RIVER AREA BY 1000 PM.

THIS THUNDERSTORM SHOULD PRODUCE HEAVY RAIN...DANGEROUS LIGHTNING AND
SMALL HAIL AND GUSTY WINDS.

PERSONS IN EASTER SHERBURNE COUNTY SHOULD KEEP AN EYE ON THE WEATHER AND
BE PRE(PARED TO SEEK SHELTER IF THREATENING WEATHER APPROACHES.

HAYS

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 1, 8:46 PM CDTSevere Thunderstorm WarningMPXCarver, Sibley44 min
Jul 1, 9:28 PM CDTSevere Thunderstorm WarningMPXDakota, Ramsey47 min
Jul 1, 9:47 PM CDTSevere Thunderstorm WarningMPXGoodhue28 min
Jul 1, 9:59 PM CDTSevere Thunderstorm WarningMPXWashington61 min
Jul 1, 10:09 PM CDTSevere Thunderstorm WarningMPXDodge21 min
Jul 1, 10:31 PM CDTSevere Thunderstorm WarningMPXOlmsted29 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 1993Every severe thunderstorm warning in 1993

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.