Alert archive / Minnesota / Severe Thunderstorm Warnings in 1988
Severe Thunderstorm Warning 48, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Aug 7, 1988, 5:53 PM CDT for Wright County, Minnesota. It was in force for 37 min.
The area
The counties it named.
The facts
- Issued
- Aug 7, 1988, 5:53 PM CDT (22:53 UTC)
- Expired
- Aug 7, 1988, 6:30 PM CDT
- In force
- 37 min
- Issued by
- NWS Twin Cities, MN
- Area
- Whole counties
County Wright 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, 10.9 hours before the alert went out and 46 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1854 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 209 m²/s²
- 0-3 km storm-relative helicity
- 261 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.3
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KMSP 072253
SVRMSP
MNC171-072330-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MINNEAPOLIS MN
553 PM CDT SUN AUG 7 1988
THE NATIONAL WEATHER SERVICE IN MINNEAPOLIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 630 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
IN CENTRAL MINNESOTA
...EASTERN WRIGHT
AT 550 PM CDT...RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS FROM
WAVERLY TO BUFFALO OR 30 MILES WEST TO 30 MILES NORTHWEST OF DOWNTOWN
MINNEAPOLIS.
THE STORM WAS MOVING EAST AT 30 MILES AN HOUR.
SOME CITIES IN THE PATH OF THESE STORMS INCLUDE DELANO..ST MICHAEL.
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 ROAD3.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 7, 4:01 PM CDT, 1 hour 52 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE MINNEAPOLIS/ST PAUL MN
400 PM CDT SUN AUG 7 1988
...SEVERE THUNDERSTORM WATCH FOR CENTRAL.. EAST CENTRAL AND NORTHEAST
MINNESOTA...AND EXTREME NORTHWEST WISCONSIN.. UNTIL 10 PM CDT...
AT 445 PM CDT...A LINE OF POWERFULL THUNDERSTORMS 20 MILES WIDE WAS
MOVING THROUGH CENTRAL AND SOUTHWEST MINNESOTA. THE LINE EXTENDED FROM
ST. CLOUD SOUTHWEST THROUGH LITCHFIELD AND OLIVIA DOWN TO MARSHALL.
THE STRONGEST AREA OF STORMS WAS LOACTED 10 MILES EAST OF WILLMAR
BETWEEN ATWATER AND BLOMKEST MOVING TO THE NORTHEAST AT 30 MPH TOWARD
LITCHFIELD. STRONG THUNDERSTORM WINDS.. HAIL AND.. DEADLY LIGHTNING
CAN BE EXPECTED FROM THIS ENTIRE LINE FROM ST CLOUD SOUTHWEST TO
MARSHALL AND ESPECIALLY BETWEEN WILLMAR AND LITCHFIELD.
MOVEMENT WAS TO THE EAST AT 30 MPH.
CARLYONSpecial weather statement, Aug 7, 4:10 PM CDT, 1 hour 43 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST CLOUD MN 408 PM CDT WED AUG 3 1988 ...SEVERE THUNDERSTORM WATCH FOR CENTRAL MINNESOTA UNTIL 9PM CDT... AT 4PM A LINE OF THUNDERSTORMS EXTENDED FROM MILLE LACS LAKE SOUTHWEST TO ST CLOUD THEN TO MARSHALL. THESE THUNDERSTORMS WERE MOVING NORTHEAST AT 35 MPH. ALTHOUGH NO SEVERE WEATHER HAS BEEN REPORTED FROM THESE THUNDERSTORMS THEY ARE CAPABLE OF PRODUCING BRIEF HEAVY RAIN...VERY GUSTY WINDS AND SMALL HAIL. BE ALERT FOR CHANGING WEATHER CONDITIONS AND LISTEN TO LOCAL RADIO STATIONS AND NOAA RADIO. RUBIN/FRASER
Special weather statement, Aug 7, 4:37 PM CDT, 1 hour 16 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORECAST OFFICE MINNEAPOLIS/ST PAUL MN
435 PM CDT SUN AUG 7 1988
...SEVERE THUNDERSTORM WATCH NUMBER 360 NO LONGER IN EFFECT FOR PARTS
OF WEST CENTRAL AND CENTRAL MINNESOTA...
THE NATIONAL WEATHER SERVICE HAS REMOVED THE FOLLOWING COUNTIES
FROM SEVERE THUNDERSTORM WATCH NUMBER 360...POPE...SWIFT...SOUTHERN
CASS...AND TODD. THE WATCH REMAINS IN EFFECT FOR THE FOLLLOWING PARTS
OF MINNESOTA...
NORTHCENTRAL.......SOUTHEAST ITASCA..
NORTHEAST..........SOUTHERN ST. LOUIS..LAKE..WESTERN COOK AND ADJACENT
WATERS OF LAKE SUPERIOR
WESTCENTRAL........CHIPPEWA..EASTERN YELLOW MEDICINE..
CENTRAL............CROW WING...MORRISON..WRIGHT..
STEARNS..BENTON..SHERBURNE..KANDIYOHI..MEEKER..
RENVILLE..MCLEOD..SIBLEY
<
EAST CENTRAL...AITKIN...CARLTON...PINE...MILLE LACS...KANABEC...
ISANTI...CHISAGO..
<
TWIN CITIES METRO..ANOKA..HENNEPIN..CARVER..
SOUTHWEST..........LYON..REDWOOD..MURRAY..
NAISTATSpecial weather statement, Aug 7, 4:54 PM CDT, 59 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST CLOUD MN 455 PM CDT WED AUG 3 1988 ...SEVERE THUNDERSTORM WATCH FOR CENTRAL MINNESOTA UNTIL 9PM CDT... AT 445 PM A LINE OF THUNDERSTORMS EXTENDED FROM MILLE LACS LAKE SOUTHWEST TO ST CLOUD THEN TO LITCHFIELD IN MEEKER COUNTY. THESE THUNDERSTORMS WERE MOVING NORTHEAST AT 35 MPH. ALTHOUGH NO SEVERE WEATHER HAS BEEN REPORTED FROM THESE THUNDERSTORMS THEY ARE CAPABLE OF PRODUCING BRIEF HEAVY RAIN...VERY GUSTY WINDS AND SMALL HAIL. BE ALERT FOR CHANGING WEATHER CONDITIONS AND LISTEN TO LOCAL RADIO STATIONS AND NOAA RADIO. RUBIN/FRASER
Special weather statement, Aug 7, 4:55 PM CDT, 58 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE FORECAST OFFICE MINNEAPOLIS/ST PAUL MN 450 PM CDT SUN AUG 7 1988 ...SEVERE THUNDERSTORM WATCH IN EFFECT FOR PART OF EASTERN AND CENTRAL MINNESOTA AND A SMALL PART OF NORTHWEST WISCONSIN UNTIL 9 PM CDT... AT 435 PM CDT...A LINE OF INTENSE THUNDERSTORMS WAS LOCATED FROM EAST CENTRAL TO SOUTHWEST MINNESOTA FROM 20 MILES SOUTHEAST OF MARSHALL TO JUST WEST OF ANNANDALE TO NEAR AITKIN. THE STRONGEST STORMS WERE LOCATED NEAR HILLMAN JUST WEST OF MILLELACS LAKE AND OVER LITCHFIELD. VERY HEAVY RAINS..FREQUENT LIGHTNING AND WINDS UP TO 55 MILES CAN BE EXPECTED WITH THESE THUNDERSTORMS. WINDS OF 50 MILES AN HOUR HAVE BEEN REPORTED NEAR DANUBE IN CENTRAL RENVILLE COUNTY AT 430 PM. THESE STORMS WERE MOVING NORTHEAST AT 30 MILES AN HOUR WHILE THE LINE OF STORMS WAS MOVING SLOWLY SOUTHEAST AT 15 MILES AN HOUR. IF THE STORMS CONTINUE ON THE PRESENT COURSE AND SPEED THEY WILL BE AFFECTING THE NORTHWEST PORTION OF THE TWIN CITIES METRO AREA BETWEEN 630 AND 7PM. IF THREATENING WETHER DEVELOPS BE PREPARED TO SEEK A PLACE OF SAFETY. ALL BOATERS ON MILLE LACS LAKE SHOULD SEEK SAFE HARBOR IMMEDIATELY. STANDFIELD
Special weather statement, Aug 7, 5:46 PM CDT, 7 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE FORECAST OFFICE MINNEAPOLIS/ST PAUL MN 545 PM CDT SUN AUG 7 1988 ...SEVERE THUNDERSTORM WATCH IN EFFECT FOR PART OF EASTERN AND CENTRAL MINNESOTA AND A SMALL PART OF NORTHWEST WISCONSIN UNTIL 9 PM CDT... AT 533 PM CDT...INTENSE THUNDERSTORMS CONTINUED FROM EAST CENTRAL THROUGH CENTRAL INTO SOUTHWEST MINNESOTA. THE LEADING EDGE OF THE THUNDERSTORMS EXTENDED FROM NEAR DULUTH TO HINCKLEY TO JUST WEST OF NEW ULM TO WORTHINGTON. THE STRONGEST STORMS WERE LOCATED FROM COKATO THROUGH BUFFALO TO HINCKLEY. VERY HEAVY RAINS...FREQUENT DANGEROUS LIGHTNING AND WIND GUSTS TO 55 MILES AN HOUR CAN BE EXPECTED WITH THESE STORMS AS THEY MOVE NORTHEAST AT 25 MILES AN HOUR WHILE THE AREA MOVES SOUTHEAST AT 15 MILES AN HOUR. PERSONS IN THE PATH OF THESE STORMS SHOULD BE PREPARED TO SEEK SAFE SHELTER IF THREATENING WEATHER DEVELOPS. STANDFIELD ALL BOATERS ON MILLE LACS LAKE SHOULD S)EEK SAFE HARBOR IMMEDIATELY. STANDFIELD
The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 7, 5:00 PM CDT | Severe Thunderstorm Warning | MPX | Sherburne | 60 min |
| Aug 7, 5:06 PM CDT | Severe Thunderstorm Warning | MPX | Wright | 54 min |
| Aug 7, 6:10 PM CDT | Severe Thunderstorm Warning | MPX | Anoka, Hennepin | 50 min |
| Aug 7, 6:54 PM CDT | Severe Thunderstorm Warning | MPX | Dakota, Hennepin, Ramsey, Washington | 36 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.