Alert archive / Minnesota / Severe Thunderstorm Warnings in 1989

Severe Thunderstorm Warning 16, NWS Twin Cities, MN

May 24, 1989Stearns County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at May 24, 1989, 8:58 AM CDT for Stearns County, Minnesota. It was in force for 47 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
May 24, 1989, 8:58 AM CDT (13:58 UTC)
Expired
May 24, 1989, 9:45 AM CDT
In force
47 min
Issued by
NWS Twin Cities, MN
Area
Whole counties

County Stearns County, MN

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

What was reported inside it

TimeReportWhereRemark
May 24, 9:03 AM CDTHail 1.75Stearns, 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, 2.0 hours before the alert went out and 111 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 1989-05-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 134 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 1989-05-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 189 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
134 J/kg
Mixed-layer CIN
-631 J/kg
Mixed-layer LCL
1132 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
189 m²/s²
0-3 km storm-relative helicity
211 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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, May 24, 6:24 AM CDT, 2 hours 34 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE MINNEAPOLIS/ST PAUL MN
600 AM CDT WED MAY 24 1989

...HIGH POTENTIAL FOR SEVERE WEATHER OVER MINNESOTA TODAY AND
         TONIGHT..HIGH RISK ESPECIALLY ACROSS SOUTHERN
                 MINNESOTA...
INTENSE THUNDERSTORMS ARE BUILDING ON A NORTH/SOUTH LINE VICINITY OF
FARGO CURRENTLY AT THIS TIME. THE NATIONAL WEATHER SERVICE OF KANSAS
CITY HAS ISSUED A SEVERE THUNDERSTORM WATCH FOR PORTIONS OF NORTHERN
AND WESTERN MINNESOTA. THIS WATCH IS VALID UNTIL 9 00 AM CDT THIS
WEDNESDAY MORNING. THIS WATCH WILL NO DOUBT BE EXTENDED EAST AND SOUTH
THIS AFTERNOON.

ATMOSPHERIC CONDITIONS ARE EXCELLENT FOR A EXPLOSIVE OUTBREAK OF
SEVERE THUNDERSTORMS AND POSSIBLE TORNADOES ACROSS MINNESOTA TODAY
AND TONIGHT. A SURFACE LOW IN SOUTH DAKOTA WILL PUMP MOISTURE AND
WARM UNSTABLE AIR NORTH INTO MINNESOTA MAKING FOR A VERY DANGEROUS
SEVERE WEATHER PATTERN FOR THIS TIME OF YEAR.
THESE STORMS TODAY SHOULD BE MOVING EAST 30 TO 40 MPH ACROSS
MINNESOTA. LARGE HAIL AND DAMAGING WINDS ARE CERTAINLY LIKELY
FOR THESE INTENSE THUNDERSTORMS AS THEY DEVELOP ACROSS MINNESOTA
DURING THE NEXT 12 TO 18 HOURS. THE DAKOTA LOW SHOULD TRACK NORTHEAST
ACROSS NORTHWEST MINNESOTA TO NORTH OF LAKE SUPERIOR BY THURSDAY
MORNING. THIS MEANS ON THURSDAY COOLER AIR FROM CANADA WILL MOVE
SOUTH OVER MINNESOTA BRINGING COOLER TEMPERATURES AND DRIER AIR.
ALSO GUSTY NORTHWEST TO WEST SURFACE WINDS 15 TO 30 MPH ON THURSDAY
WILL MAKE IT SEEM MUCH COOLER WITH A FEW SHOWERS ACROSS NORTHERN
MINNESOTA.

THIS IS A VERY DANGEROUS SEVERE WEATHER PATTERN FOR MINNESOTA AND
ALL PERSONS SHOULD MONITOR THEIR RADIO..TV..BEST YET..THEIR NOAA
WEATHER RADIO FOR THE LASTEST DETAILS CONCERNING THIS STORMY
WEATHER PATTERN.

COLEMAN
Special weather statement, May 24, 6:25 AM CDT, 2 hours 33 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MINNEAPOLIS/ST PAUL MN
600 AM CDT WED MAY 24 1989

...HIGH POTENTIAL FOR SEVERE WEATHER OVER MINNESOTA TODAY AND
         TONIGHT..HIGH RISK ESPECIALLY ACROSS SOUTHERN
                 MINNESOTA...
INTENSE THUNDERSTORMS ARE BUILDING ON A NORTH/SOUTH LINE VICINITY OF
FARGO CURRENTLY AT THIS TIME. THE NATIONAL WEATHER SERVICE OF KANSAS
CITY HAS ISSUED A SEVERE THUNDERSTORM WATCH FOR PORTIONS OF NORTHERN
AND WESTERN MINNESOTA. THIS WATCH IS VALID UNTIL 9 00 AM CDT THIS
WEDNESDAY MORNING. THIS WATCH WILL NO DOUBT BE EXTENDED EAST AND SOUTH
THIS AFTERNOON.

ATMOSPHERIC CONDITIONS ARE EXCELLENT FOR A EXPLOSIVE OUTBREAK OF
SEVERE THUNDERSTORMS AND POSSIBLE TORNADOES ACROSS MINNESOTA TODAY
AND TONIGHT. A SURFACE LOW IN SOUTH DAKOTA WILL PUMP MOISTURE AND
WARM UNSTABLE AIR NORTH INTO MINNESOTA MAKING FOR A VERY DANGEROUS

SEVERE WEATHER PATTERN FOR THIS TIME OF YEAR.

THESE STORMS TODAY SHOULD BE MOVING EAST 30 TO 40 MPH ACROSS
MINNESOTA. LARGE HAIL AND DAMAGING WINDS ARE CERTAINLY LIKELY
FOR THESE INTENSE THUNDERSTORMS AS THEY DEVELOP ACROSS MINNESOTA
DURING THE NEXT 12 TO 18 HOURS. THE DAKOTA LOW SHOULD TRACK NORTHEAST
ACROSS NORTHWEST MINNESOTA TO NORTH OF LAKE SUPERIOR BY THURSDAY
MORNING. THIS MEANS ON THURSDAY COOLER AIR FROM CANADA WILL MOVE
SOUTH OVER MINNESOTA BRINGING COOLER TEMPERATURES AND DRIER AIR.
ALSO GUSTY NORTHWEST TO WEST SURFACE WINDS 15 TO 30 MPH ON THURSDAY
WILL MAKE IT SEEM MUCH COOLER WITH A FEW SHOWERS ACROSS NORTHERN
MINNESOTA.

THIS IS A VERY DANGEROUS SEVERE WEATHER PATTERN FOR MINNESOTA AND
ALL PERSONS SHOULD MONITOR THEIR RADIO..TV..BEST YET..THEIR NOAA
WEATHER RADIO FOR THE LASTEST DETAILS CONCERNING THIS STORMY
WEATHER PATTERN.

COLEMAN
Special weather statement, May 24, 7:57 AM CDT, 1 hour 1 minute before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST CLOUD MN
750 AM CDT WED MAY 24 1989

...SEVERE THUNDERSTORM WATCH UNTIL 9 AM CDT FOR PORTIONS OF WEST
    CENTRAL AND NORTHWEST MINNESOTA...

AT 745 AM CDT THIS WEDNESDAY MORNING THUNDERSTORMS...SOME POSSIBLY
SEVERE WERE MOVING INTO WEST CENTRAL MINNESOTA.  A LINE OF
THUNDERSTORMS WAS LOCATED FROM EAST OF DETROIT LAKES MINNESOTA
SOUTHWEST TO THE SOUTH DAKOTA BORDER NEAR ABERDEEN.  THE HEAVIEST OF
THESE THUNDERSTORMS WAS LOCATED OVER THE CITY OF CYRUS...25 MILES
SOUTHWEST OF ALEXANDRIA.  AT 749 AM CDT 1/4 TO 1/2 HAIL WAS REPORTED
JUST NORTH OF THE CITY OF CYRUS IN WESTERN POPE COUNTY.  THESE
THUNDERSTORMS WERE MOVING SOUTHEAST AT 20 TO 30v MPH.

TRIPLETT
Special weather statement, May 24, 8:09 AM CDT, 49 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MINNEAPOLIS/ST. PAUL MN
810 AM CDT WED MAY 24  1989

      ..... SEVERE THUNDERSTORM WATCH 312 CANCELLED .....

THE NATIONAL SEVERE STORMS FORECAST CENTER HAS CANCELLED
SEVERE THUNDERSTORM WATCH NUMBER 312 ISSUED AT 341  AM CDT  FOR
     PORTIONS OF EASTERN NORTH DAKOTA
     PORTIONS OF NORTHERN AND WESTERN MINNESOTA

THUNDERSTORMS HAVE MOVED SOUTH OF THE POSTED WATCH AREA. THESE
THUNDERSTORMS REMAIN VERY INTENSE AND MAY YET PRODUCE LARGE HAIL
STRONG WINDS AND BRIEF HEAVY RAINFALLS.

..ANTHONY/RND...
Special weather statement, May 24, 8:16 AM CDT, 42 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST CLOUD MN
815 AM CDT WED MAY 24 1989

AT 815 AM CDT THIS WEDNESDAY MORNING THUNDERSTORMS...SOME CONTAINING
SMALL HAIL...MODERATE TO HEAVY RAIN AND GUSTY WINDS TO 40 MPH WERE
MOVING THROUGH CENTRAL MINNESOTA.  THESE THUNDERSTORMS WILL BE
ENTERING WESTERN STEARNS...NORTHERN SWIFT AND EXTREME NORTHERN
KANDIYOHI COUNTIES AROUND 830 TO 900 AM THIS WEDNESAY MORNING.
THESE THUNDERSTORMS CONTINUE TO MOVE SOUTHEAST AT 20 TO 30 MPH.

TRIPLETT
Special weather statement, May 24, 8:41 AM CDT, 17 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE MINNEAPOLIS/ST PAUL MN
840 AM CDT WED MAY 24 1989

...SEVERE THUNDERSTORM WATCH FOR PORTIONS OF CENTRAL AND SOUTHERN
   MINNESOTA UNTIL 200 PM CDT THIS AFTERNOON...

A THUNDERSTORM WAS PRODUCING HEAVY RAIN AND QUARTER INCH SIZED HAIL
AT ALEXANDRIA FLIGHT SERVICE STATION. THIS THUNDERSTORM WAS LOCATED
BETWWN ELBOW LAKE AND GLENWOOD IN WEST CENTRAL MINNESOTA.

MOVEMENT WAS EAST AT 30 MILES AN HOUR.

AN AREA OF SCATTERED THUNDERSTORMS HAD INCREASED IN AREAL COVERAGE
AND INTENSITY ACROSS WEST CENTRAL AND CENTRAL MINNESOTA.

THIS AREA WAS LOCATED FROM PARK RAPIDS IN NORTH CENTRAL MINNESOTA
TO ELBOW LAKE AND MORRIS IN WEST CENTRAL MINNESOTA..TO JUST NORTH OF
MADISON AND JUST NORTHWEST OF WILLMAR..THEN TO PEQUOT LAKES TO NEAR
GRAND RAPIDS MINNESOTA.
>
MOVEMENT OF THESE THUNDERSTORMS WAS EAST AT 30 MILES AN HOUR.
SJC

The office that day

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

IssuedProductOfficeCountiesLasted
May 23, 7:03 PM CDTSevere Thunderstorm WarningMPXDodge, Olmsted42 min
May 23, 7:37 PM CDTSevere Thunderstorm WarningMPXFaribault, Martin38 min
May 23, 8:54 PM CDTSevere Thunderstorm WarningMPXCarver, Hennepin, Wright51 min
May 23, 9:41 PM CDTSevere Thunderstorm WarningMPXCarver, Hennepin49 min
May 24, 11:25 AM CDTSevere Thunderstorm WarningMPXRedwood, Renville50 min
May 24, 11:28 AM CDTSevere Thunderstorm WarningMPXRedwood, Renville47 min
May 24, 2:32 PM CDTSevere Thunderstorm WarningMPXBenton, Morrison43 min
May 24, 4:03 PM CDTSevere Thunderstorm WarningMPXDodge, Mower, Olmsted27 min
May 24, 4:09 PM CDTSevere Thunderstorm WarningMPXWinona36 min
May 24, 5:09 PM CDTSevere Thunderstorm WarningMPXCarver, McLeod51 min
May 24, 5:17 PM CDTTornado WarningMPXSibley58 min
May 24, 5:23 PM CDTTornado WarningMPXCarver67 min
May 24, 5:23 PM CDTTornado WarningMPXScott52 min
May 24, 5:33 PM CDTTornado WarningMPXLe Sueur, Nicollet42 min
May 24, 6:08 PM CDTTornado WarningMPXLe Sueur, Rice, Waseca37 min
May 24, 6:30 PM CDTTornado WarningMPXBlue Earth, Faribault, Waseca30 min
May 24, 6:30 PM CDTTornado WarningMPXFreeborn30 min
May 24, 6:52 PM CDTSevere Thunderstorm WarningMPXGoodhue38 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 1989Every severe thunderstorm warning in 1989

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.