Alert archive / Minnesota / Severe Thunderstorm Warnings in 1993
Severe Thunderstorm Warning 10, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 7, 1993, 6:30 AM CDT for Freeborn County, Minnesota. It was in force for 30 min.
The area
The counties it named.
The facts
- Issued
- Jun 7, 1993, 6:30 AM CDT (11:30 UTC)
- Expired
- Jun 7, 1993, 7:00 AM CDT
- In force
- 30 min
- Issued by
- NWS Twin Cities, MN
- Area
- Whole counties
County Freeborn County, MN
The nearest sounding before it
Minneapolis, MN (KSTC), launched 00:00Z, 11.5 hours before the alert went out and 132 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
- 5 J/kg
- Mixed-layer CIN
- -31 J/kg
- Mixed-layer LCL
- 1003 m above ground
- 0-6 km bulk shear
- 55 kt
- 0-1 km storm-relative helicity
- 92 m²/s²
- 0-3 km storm-relative helicity
- 164 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS1 KRST 071130 RRA SVRRST MNC047-071200- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ROCHESTER MN 630 AM CDT MON JUN 7 1993 THE NATIONAL WEATHER SERVICE IN ROCHESTER MN HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 700 AM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTH CENTRAL MINNESOTA ...FREEBORN COUNTY AT 625AM...THE ROCHESTER RADAR INDICATED A GROUP OF SEVERE THUNDERSTORMS ENTERING TO SOUTHWEST PORTION OF FREEBORN COUNTY. THE STORMS WERE JUST MOVING INTO THE TOWNS OF TWIN LAKES AND CONGER WHICH ARE BOTH ABOUT 8 MI STO THE SOUTHWEST OF ALBERT LEA. THESE STORMS WERE TRACKING TOWARD THE NORTHEAST AT 25 TO 30 MILES AN HOUR. THEY SHOULD MOVE INTO THE ALBERT LEA AND GLENVILLE AREAS BY 635AM 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.
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 7, 3:38 AM CDT, 2 hours 52 minutes before
WIZ003-006-MNZALL-070945- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MINNEAPOLIS MN 338 AM CDT MON JUN 7 1993 ...STRONG THUNDERSTORMS OVER EXTREME SOUTHERN MINNESOTA... THUNDERSTORMS WITH VERY HEAVY RAINFALL CONTINUED OVER EXTREME SOUTHERN MINNESOTA. AT 330 AM THEY WERE ALONG A LINE FROM NEAR ST JAMES TO WINNEBAGO TO ELMORE. THE MOST POWERFUL STORM WAS LOCATED ABOUT 35 MILES SOUTHWEST OF MANKATO. WHILE NO SEVERE WEATHER HAD BEEN REPORTED WITH THESE STORMS AS OF 330 AM...THEY DO HAVE THE POTENTIAL TO PRODUCE STRONG GUSTY WINDS...HAIL ...AND FREQUENT DEADLY LIGHTNING...AS WELL AS VERY HEAVY RAINFALL. PERSONS ENGAGED IN OUTDOOR ACTIVITIES SUCH AS CAMPING OR BOATING SHOULD BE READY TO SEEK SAFE SHELTER. MOVEMENT WAS TO THE NORTHEAST AT 30 TO 35 MILES AN HOUR. BY 430 AM THEY SHOULD MOVE THROUGH THE MANKATO...MAPLETON...AND NEW RICHMOND AREAS. KRAFT
Special weather statement, Jun 7, 3:38 AM CDT, 2 hours 52 minutes before
WIZ003-006-MNZALL-070945- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MINNEAPOLIS MN 338 AM CDT MON JUN 7 1993 ...STRONG THUNDERSTORMS OVER EXTREME SOUTHERN MINNESOTA... THUNDERSTORMS WITH VERY HEAVY RAINFALL CONTINUED OVER EXTREME SOUTHERN MINNESOTA. AT 330 AM THEY WERE ALONG A LINE FROM NEAR ST JAMES TO WINNEBAGO TO ELMORE. THE MOST POWERFUL STORM WAS LOCATED ABOUT 35 MILES SOUTHWEST OF MANKATO. WHILE NO SEVERE WEATHER HAD BEEN REPORTED WITH THESE STORMS AS OF 330 AM...THEY DO HAVE THE POTENTIAL TO PRODUCE STRONG GUSTY WINDS...HAIL ...AND FREQUENT DEADLY LIGHTNING...AS WELL AS VERY HEAVY RAINFALL. PERSONS ENGAGED IN OUTDOOR ACTIVITIES SUCH AS CAMPING OR BOATING SHOULD BE READY TO SEEK SAFE SHELTER. MOVEMENT WAS TO THE NORTHEAST AT 30 TO 35 MILES AN HOUR. BY 430 AM THEY SHOULD MOVE THROUGH THE MANKATO...MAPLETON...AND NEW RICHMOND AREAS. KRAFT
Special weather statement, Jun 7, 4:35 AM CDT, 1 hour 55 minutes before
WIZ003-006-MNZALL-071045- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MINNEAPOLIS MN 435 AM CDT MON JUN 7 1993 ...STRONG THUNDERSTORMS OVER SOUTHERN MINNESOTA... THUNDERSTORMS WITH VERY HEAVY RAINFALL WERE OCCURRING NEAR ST PETER IN SOUTH CENTRAL MINNESOTA AT 430 AM. OTHER POWERFUL THUNDERSTORMS WERE ALONG THE IOWA BORDER FROM NORTH OF WORTHINGTON TO NEAR FAIRMONT. THEY HAVE THE POTENTIAL TO PRODUCE STRONG GUSTY WINDS...HAIL... FREQUENT DEADLY LIGHTNING...AND VERY HEAVY RAINFALL. PERSONS ENGAGED IN OUTDOOR ACTIVITIES SUCH AS CAMPING OR BOATING SHOULD BE READY TO SEEK SAFE SHELTER. LIGHT RAINSHOWERS WERE FALLING OVER ABOUT THE SOUTHWEST THIRD OF MINNESOTA. THEY WERE MAINLY LOCATED TO THE SOUTH OF A LINE FROM APPLETON TO WILLMAR TO OWATONNA. < MOVEMENT WAS TO THE NORTHEAST AT 30 TO 35 MILES AN HOUR. KRAFT
Special weather statement, Jun 7, 4:39 AM CDT, 1 hour 51 minutes before
WIZ003-006-MNZALL-071045- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MINNEAPOLIS MN 435 AM CDT MON JUN 7 1993 ...STRONG THUNDERSTORMS OVER SOUTHERN MINNESOTA... THUNDERSTORMS WITH VERY HEAVY RAINFALL WERE OCCURRING NEAR ST PETER IN SOUTH CENTRAL MINNESOTA AT 430 AM. OTHER POWERFUL THUNDERSTORMS WERE ALONG THE IOWA BORDER FROM NORTH OF WORTHINGTON TO NEAR FAIRMONT. THEY HAVE THE POTENTIAL TO PRODUCE STRONG GUSTY WINDS...HAIL... FREQUENT DEADLY LIGHTNING...AND VERY HEAVY RAINFALL. PERSONS ENGAGED IN OUTDOOR ACTIVITIES SUCH AS CAMPING OR BOATING SHOULD BE READY TO SEEK SAFE SHELTER. LIGHT RAINSHOWERS WERE FALLING OVER ABOUT THE SOUTHWEST THIRD OF MINNESOTA. THEY WERE MAINLY LOCATED TO THE SOUTH OF A LINE FROM APPLETON TO WILLMAR TO OWATONNA. < MOVEMENT WAS TO THE NORTHEAST AT 30 TO 35 MILES AN HOUR. KRAFT
Special weather statement, Jun 7, 5:10 AM CDT, 1 hour 20 minutes before
MNZ013>019-071500- SPECIAL WEATHER STATEMENT...MINNESOTA SEVERE WEATHER OUTLOOK NATIONAL WEATHER SERVICE MINNEAPOLIS/ST PAUL MN 510 AM CDT MON JUN 7 1993 ...SEVERE WEATHER THREAT LOOMS FOR SOUTHWEST AND EXTREME SOUTHERN MINNESOTA THIS AFTERNOON AND EVENING... THE NATIONAL SEVERE STORMS FORECAST CENTER IN KANSAS CITY PREDICTS THAT SEVERE THUNDERSTORMS WILL BE LIKELY OVER SOUTHWEST AND EXTREME SOUTHERN MINNESOTA THIS AFTERNOON AND EVENING. THE AREA OF GREATEST THREAT LIES SOUTH OF A LINE FROM MORRIS TO WILLMAR TO HUTCHINSON TO RED WING. SOME CITIES INCLUDED ARE MARSHALL..WORTHINGTON..FAIRMONT...MANKATO... AUSTIN AND ROCHESTER. A FEW THUNDERSTORMS COULD BECOME SEVERE IN EXTREME SOUTHERN MINNESOTA THIS MORNING. HOWEVER...THE THREAT OF SEVERE THUNDERSTORMS AND TORNADOS WILL INCREASE DURING THE AFTERNOON AND EVENING HOURS. THIS IS A POTENTIALLY DANGEROUS SITUATION. ALL PERSONS IN THE THREATENED AREA ARE URGED TO REVIEW SAFTEY RULES AND CLOSELY MONITOR NOAA WEATHER RADIO OR COMMERICAL RADIO AND TELEVION FOR POSSIBLE WATCHES AND WARNINGS. PAULSON
Special weather statement, Jun 7, 5:10 AM CDT, 1 hour 20 minutes before
MNZ013>019-071500- SPECIAL WEATHER STATEMENT...MINNESOTA SEVERE WEATHER OUTLOOK NATIONAL WEATHER SERVICE MINNEAPOLIS/ST PAUL MN 510 AM CDT MON JUN 7 1993 ...SEVERE WEATHER THREAT LOOMS FOR SOUTHWEST AND EXTREME SOUTHERN MINNESOTA THIS AFTERNOON AND EVENING... THE NATIONAL SEVERE STORMS FORECAST CENTER IN KANSAS CITY PREDICTS THAT SEVERE THUNDERSTORMS WILL BE LIKELY OVER SOUTHWEST AND EXTREME SOUTHERN MINNESOTA THIS AFTERNOON AND EVENING. THE AREA OF GREATEST THREAT LIES SOUTH OF A LINE FROM MORRIS TO WILLMAR TO HUTCHINSON TO RED WING. SOME CITIES INCLUDED ARE MARSHALL..WORTHINGTON..FAIRMONT...MANKATO... AUSTIN AND ROCHESTER. A FEW THUNDERSTORMS COULD BECOME SEVERE IN EXTREME SOUTHERN MINNESOTA THIS MORNING. HOWEVER...THE THREAT OF SEVERE THUNDERSTORMS AND TORNADOS WILL INCREASE DURING THE AFTERNOON AND EVENING HOURS. THIS IS A POTENTIALLY DANGEROUS SITUATION. ALL PERSONS IN THE THREATENED AREA ARE URGED TO REVIEW SAFTEY RULESf AND CLOSELY MONITOR NOAA WEATHER RADIO OR COMMERICAL RADIO AND TELEVION FOR POSSIBLE WATCHES AND WARNINGS. PAULSON
The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 7, 4:49 AM CDT | Severe Thunderstorm Warning | MPX | Martin | 56 min |
| Jun 7, 4:15 PM CDT | Severe Thunderstorm Warning | MPX | Renville | 45 min |
| Jun 7, 6:01 PM CDT | Severe Thunderstorm Warning | MPX | Lac qui Parle, Yellow Medicine | 59 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.