Alert archive / Minnesota / Severe Thunderstorm Warnings in 1993
Severe Thunderstorm Warning 31, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 29, 1993, 10:56 AM CDT for Lac qui Parle County, Yellow Medicine County, Minnesota. It was in force for 64 min.
The area
The counties it named.
The facts
- Issued
- Jun 29, 1993, 10:56 AM CDT (15:56 UTC)
- Expired
- Jun 29, 1993, 12:00 PM CDT
- In force
- 64 min
- Issued by
- NWS Twin Cities, MN
- Area
- Whole counties
Counties Lac qui Parle County, MN, Yellow Medicine County, MN
The nearest sounding before it
Aberdeen, SD (KHON), launched 12:00Z, 3.9 hours before the alert went out and 188 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
- 145 J/kg
- Mixed-layer CIN
- -368 J/kg
- Mixed-layer LCL
- 812 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 237 m²/s²
- 0-3 km storm-relative helicity
- 291 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.1
The text
As transmitted, in the capitals the NWS used until 2016.
000
WUUS1 KSTC 291556 RRA
SVRSTC
MNC073-173-291700-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST CLOUD MINNESOTA
1056 AM CDT TUE JUN 29 1993
THE NATIONAL WEATHER SERVICE IN ST CLOUD MINNESOTA HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL NOON CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
IN WEST CENTRAL MINNESOTA
...LAC QUI PARLE COUNTY...YELLOW MEDICINE COUNTY
AT 1045 AM RADAR INDICATED A SEVERE THUNDERSTORM MOVING OUT OF EASTERN
SOUTH DAKOTA INTO LAC QUI PARLE AND YELLOW MEDICINE COUNTIES IN WESTERN
MINNESOTA. THIS STORM IS MOVING EAST AT 30 MPH AND HAS A HISTORY OF
HEAVY RAIN AND 3/4 INCH HAIL. CITIES IN THE PATH OF THIS STORM INCLUDE
CANBY AND ST LEO IN YELLOW MEDICINE COUNTY AND PROVIDENCE AND DAWSON IN
LAC QUI PARLE COUNTY.
IF YOU OUTSIDE IN THE OPEN...YOU SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT STAY AWAY FROM WINDOWS.
DO NOT USE ELECTRICAL APPLIANCES OR THE TELEPHONE UNLESS IT IS
AN EMERGENCY.
PARKIN
NNNN
V THE AFTERNOON.
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20 10 10.
MILTON T 64 42 72 OP 20 10 20.
$$
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ANOL WITH WINDS DISHING BY DARK.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 29, 8:31 AM CDT, 2 hours 25 minutes before
MNZ013-014-291430- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST CLOUD MN 820 AM CDT TUE JUN 29 1993 ...THUNDERSTORMS MOVING INTO WESTERN MINNESOTA... AT 8 AM THUNDERSTORMS WERE LOCATED OVER EASTERN DAKOTAS MOVING TOWARD THE FARGO AND SISSETON AREAS. THESE THUNDERSTORMS WILL CONTINUE TO MOVE EAST AND ENTER THE WESTERN MINNESOTA COUNTIES OF BIG STONE..LAC QUI PARLE..AND YELLOW MEDICINE BY LATE MORNING. NO SEVERE WATCHES OR WARNINGS ARE IN EFFECT FOR MINNESOTA AT THIS TIME BUT THE NATIONAL SEVERE STORMS FORECAST CENTER INDICATES THAT THERE IS A GOOD CHANCE FOR SEVERE THUNDERSTORMS IN WESTERN MINNESOTA LATE THIS AFTERNOON AND EVENING. : PERSONS IN WESTERN MINNESOTA SHOULD KEEP ABREAST OF THE LASTEST WEATHER INFORMATION AND POSSIBLE WATCHES OR WARNINGS. FEASER
Special weather statement, Jun 29, 8:33 AM CDT, 2 hours 23 minutes before
MNZ013-014-291430- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST CLOUD MN 820 AM CDT TUE JUN 29 1993 ...THUNDERSTORMS MOVING INTO WESTERN MINNESOTA... AT 8 AM THUNDERSTORMS WERE LOCATED OVER EASTERN DAKOTAS MOVING TOWARD THE FARGO AND SISSETON AREAS. THESE THUNDERSTORMS WILL CONTINUE TO MOVE EAST AND ENTER THE WESTERN MINNESOTA COUNTIES OF BIG STONE..LAC QUI PARLE..AND YELLOW MEDICINE BY LATE MORNING. NO SEVERE WATCHES OR WARNINGS ARE IN EFFECT FOR MINNESOTA AT THIS TIME BUT THE NATIONAL SEVERE STORMS FORECAST CENTER INDICATES THAT THERE IS A GOOD CHANCE FOR SEVERE THUNDERSTORMS IN WESTERN MINNESOTA LATE THIS AFTERNOON AND EVENING. PERSONS IN WESTERN MINNESOTA SHOULD KEEP ABjREAST OF THE LASTEST WEATHER INFORMATION AND POSSIBLE WATCHES OR WARNINGS. FRASER
Special weather statement, Jun 29, 9:40 AM CDT, 1 hour 16 minutes before
MNZ013-014-291530- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST CLOUD MN 940 AM CDT TUE JUN 29 1993 ...THUNDERSTORMS MOVING INTO WESTERN MINNESOTA... AT 930 AM BOTH FARGO AND HURON RADARS INDICATED A LINE OF SHOWERS WITH SOME EMBEDDED THUNDERSTORMS MOVING EAST AND APPROACHING WESTERN MINNESOTA. HEAVY RAIN AND STRONG WINDS HAVE BEEN REPORTED IN THIS LINE OF STORMS. SMALL HAIL AND DANGEROUS LIGHTNING MAY ALSO BE POSSIBLE. NO SEVERE WATCHES OR WARNINGS ARE IN EFFECT FOR MINNESOTA AT THIS TIME. PERSONS IN WESTERN MINNESOTA SHOULD KEEP AN EYE ON THE WEATHER AND BE PREPARED FOR CHANGING CONDITIONS. PARKIN
Special weather statement, Jun 29, 9:47 AM CDT, 1 hour 9 minutes before
MNZ013-014-291530- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST CLOUD MN 940 AM CDT TUE JUN 29 1993 ...THUNDERSTORMS MOVING INTO WESTERN MINNESOTA... AT 930 AM BOTH FARGO AND HURON RADARS INDICATED A LINE OF SHOWERS WITH SOME EMBEDDED THUNDERSTORMS MOVING EAST AND APPROACHING WESTERN MINNESOTA. HEAVY RAIN AND STRONG WINDS HAVE BEEN REPORTED IN THIS LINE OF STORMS. SMALL HAIL AND DANGEROUS LIGHTNING MAY ALSO BE POSSIBLE. NO SEVERE WATCHES OR WARNINGS ARE IN EFFECT FOR MINNESOTA AT THIS TIME. PERSONS IN WESTERN MINNESOTA SHOULD KEEP AN EYE ON THE WEATHER AND BE PREPARED FOR CHANGING CONDITIONS. PARKIN
Special weather statement, Jun 29, 10:30 AM CDT, 26 minutes before
MNZ013-014-291700 SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST CLOUD MN 1030 AM CDT TUE JUN 29 1993 ...THUNDERSTORMS MOVING INTO WEST CENTRAL MINNESOTA... AT 1030 AM A LINE OF SHOWERS WITH SOME EMBEDDED THUNDERSTORMS WAS LOCATED IN WESTERN MINNESOTA AND WAS BEGINNING TO MOVE INTO CENTRAL MINNESOTA. THESE STORMS HAVE THE CAPABILITY OF PRODUCING HEAVY RAIN... STRONG WINDS...SMALL HAIL...AND DANGEROUS LIGHTNING. THIS LINE OF STORMS SHOULD BE INTO THE ST. CLOUD AREA BY NOON. ANOTHER AREA OF STRONG THUNDERSTORM WAS MOVING INTO BIG STONE...LAC QUI PARLE...AND YELLOW MEDICINE COUNTIES IN WEST CENTRAL MINNESOTA. THESE STORMS HAVE A HISTORY OF STRONG WINDS ...3/4 INCH HAIL...AND DANGEROUS LIGHTNING. PERSONS IN THE MENTIONED COUNTIES AND IN CENTRAL MINNESOTA SHOULD KEEP AN EYE ON THE WEATHER AND BE PREPARED TO SEEK SHELTER SHOULD THREATENING WEATHER APPROACH. PARKIN
Special weather statement, Jun 29, 10:34 AM CDT, 22 minutes before
MNZ013-014-291700 SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST CLOUD MN 1030 AM CDT TUE JUN 29 1993 ...THUNDERSTORMS MOVING INTO WEST CENTRAL MINNESOTA... AT 1030 AM A LINE OF SHOWERS WITH SOME EMBEDDED THUNDERSTORMS WAS LOCATED IN WESTERN MINNESOTA AND WAS BEGINNING TO MOVE INTO CENTRAL MINNESOTA. THESE STORMS HAVE THE CAPABILITY OF PRODUCING HEAVY RAIN... STRONG WINDS...SMALL HAIL...AND DANGEROUS LIGHTNING. THIS LINE OF STORMS SHOULD BE INTO THE ST. CLOUD AREA BY NOON. ANOTHER AREA OF STRONG THUNDERSTORM WAS MOVING INTO BIG STONE...LAC QUI PARLE...AND YELLOW MEDICINE COUNTIES IN WEST CENTRAL MINNESOTA. THESE STORMS HAVE A HISTORY OF STRONG WINDS ...3/4 INCH HAIL...AND DAlNGEROUS LIGHTNING. PERSONS IN THE MENTIONED COUNTIES AND IN CENTRAL MINNESOTA SHOULD KEEP AN EYE ON THE WEATHER AND BE PREPARED TO SEEK SHELTER SHOULD THREATENING WEATHER APPROACH. PARKIN
The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 29, 5:37 PM CDT | Severe Thunderstorm Warning | MPX | Faribault, Martin | 38 min |
| Jun 29, 5:50 PM CDT | Flash Flood Warning | MPX | Martin | 33 min |
| Jun 29, 6:15 PM CDT | Flash Flood Warning | MPX | Faribault, Freeborn | 60 min |
| Jun 29, 6:59 PM CDT | Flash Flood Warning | MPX | Steele, Waseca | 61 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.