Alert archive / Minnesota / Severe Thunderstorm Warnings in 1988

Severe Thunderstorm Warning 14, NWS Twin Cities, MN

June 14, 1988Steele County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 14, 1988, 6:34 PM CDT for Steele County, Minnesota. It was in force for 16 min.

The area

The counties it named.

The facts

Issued
Jun 14, 1988, 6:34 PM CDT (23:34 UTC)
Expired
Jun 14, 1988, 6:50 PM CDT
In force
16 min
Issued by
NWS Twin Cities, MN
Area
Whole counties

County Steele 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 12:00Z, 11.6 hours before the alert went out and 97 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 1988-06-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 66 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 12:00Z on 1988-06-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 154 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
66 J/kg
Mixed-layer CIN
-361 J/kg
Mixed-layer LCL
1581 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
154 m²/s²
0-3 km storm-relative helicity
137 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 KRST 142334
SVRRST
MNC147-049-039-150015-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING 
NATIONAL WEATHER SERVICE ROCHESTER MN
634 PM CDT TUE JUN 14 1988

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 715 PM CDT FOR PEOPLE IN THE FOLLOWING 
COUNTIES

   IN THE SOUTH CENTRAL PART OF MINNESOTA
      NORTHEAST STEELE...

   IN THE SOUTHEAST PART OF MINNESOTA
      SOUTHERN GOODHUE...NORTHERN DODGE...

THIS WARNING INCLUDES THE TOWNS OF WEST CONCORD AND ZUMBROTA..21
MILES NW OF ROCHESTER, MN.

IF YOU ARE IN AN AREA THREATENED BY THE STORM...GO TO A REINFORCED
SHELTER AND PREPARE FOR DAMAGING WIND...LARGE HAIL...VERY HEAVY
RAIN...AND LIGHTNING.

  STATE PATROL REPORTS PEA SIZE HAIL NEAR OWATONNA MN..34 MI NW OF
  ROCHESTER.  THIS STRONG THUNDERSTORM IS MOVING EAST AT 40 MPH.

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 14, 4:44 PM CDT, 1 hour 50 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE MINNEAPOLIS/ST PAUL MN
445 PM CDT TUE JUN 14 1988

...SEVERE THUNDERSTORM WATCH IN EFFECT FOR MUCH OF EASTERN MINNESOTA
AND PORTIONS OF NORTHWEST AND WEST CENTRAL WISCONSIN UNTIL 9 PM CDT....

AT 430 PM CDT...STRONG THUNDERSTORMS CONTINUED TO DEVELOP OVER EAST
CENTRAL AND SOUTHEAST MINNESOTA.THE STRONGEST STORMS WERE LOCATED NEAR
STILLWATER 25 MILES NORTHWEST OF THE TWIN CITIES AND NORTHWEST OF
OWATONNA AND SOUTHEAST OF MANKATO.

NO SEVERE WEATHER HAS BEEN REPORTED BUT VERY HEAVY RAINS...AND SMALL
HAIL CAN EXPECTED WITH STORMS AS THEY MOVE NORTHEAST AT 40 MILES AN
HOUR.

THE STORMS WERE PART OF AN AREA OF SCATTEREaD SHOWERS AND THUNDERSTORMS
THAT EXTENDED ACROSS CENTRAL AND SOUTHEAST SECTIONS OF MINNESOTA AND
EXTENDED INTO NORTHWEST WISCONSIN.
STANDFIELD
Special weather statement, Jun 14, 5:43 PM CDT, 51 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE MINNEAPOLIS/ST PAUL MN
545 PM CDT TUE JUN 14 1988

...SEVERE THUNDERSTORM WATCH IN EFFECT FOR MUCH OF EASTERN MINNESOTA
AND PORTIONS OF NORTHWEST AND WEST CENTRAL WISCONSIN UNTIL 9 PM CDT....

AT 526 PM CDT...SCATTERED THUNDERSTORMS WERE LOCATED FROM NORTHWEST
WISCONSIN INTO EAST CENTRAL AND SOUTHEAST MINNESOTA.

THE STRONGEST THUNDERSTORMS WERE LOCATED 30 MILES NORTHWEST OF RICE LAKE
NEAR SPOONER IN NORTHWEST WISCONSIN...SOUTH OF HASTINGS...NEAR KENYON
AND OVER OWATONNA IN SOUTHEAST MINNESOTA.

NO SEVERE WEATHER HAS BEEN REPORTED WITH THE STORMS BUT BRIEF PERIODS
OF HEAVY RAIN AND POSSIBLY SOME SMALL HAIL CAN BE EXPECTED AS THE STORMS
MOVE NORTHEAST AT 40 MILES AN HOUR.

THE STORMS WERE PART OF AN AREA OF SHOWERS AND THUNDERSTORMS THAT
EXTENDED FROM MANKATO TO AITKIN AND OVER INTO WISCONSIN TO NEAR HAYWARD.
Special weather statement, Jun 14, 5:52 PM CDT, 42 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MINNEAPOLIS/ST PAUL MN
550 PM CDT TUE JUN 14 1988

...SEVERE THUNDERSTORM WATCH 223 CONTINUES FOR A SMALL PART OF THE
MINNESOTA ARROWHEAD AND FOR SOUTHEAST MINNESOTA...

A COLD FRONT MOVING THROUGH MINNESOTA HAS ENDED THE SEVERE
THUNDERSTORM THREAT FOR PARTS OF EASTERN MINNESOTA.  AREAS WHICH
ARE NO LONGER IN THE SEVERE THUNDERSTORM WATCH ARE THE TWIN CITIES...
MANKATO...AND DULUTH.

THE COUNTIES STILL INCLUDED IN THE SEVERE THUNDERSTORM WATCH UNTIL
9 PM CDT ARE:

 SOUTH CENTRAL......RICE..WASECA..STEELE..FARIBAULT..FREEBORN
 SOUTHEAST..........GOODHUE..WABASHA..DODGE..OLMSTEAD..WINONA..MOWER..
                    FILLMORE..HOUSTON
BRANCH

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 14, 1:28 AM CDTSevere Thunderstorm WarningMPXKandiyohi, Stearns62 min
Jun 14, 6:34 PM CDTSevere Thunderstorm WarningMPXDodge, Goodhue41 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 1988Every severe thunderstorm warning in 1988

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.