Alert archive / Minnesota / Severe Thunderstorm Warnings in 1993
Severe Thunderstorm Warning 81, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Aug 9, 1993, 6:25 PM CDT for Faribault County, Freeborn County, Minnesota. It was in force for 35 min.
The area
The counties it named.
The facts
- Issued
- Aug 9, 1993, 6:25 PM CDT (23:25 UTC)
- Expired
- Aug 9, 1993, 7:00 PM CDT
- In force
- 35 min
- Issued by
- NWS Twin Cities, MN
- Area
- Whole counties
Counties Faribault County, MN, Freeborn County, MN
The nearest sounding before it
Minneapolis, MN (KSTC), launched 12:00Z, 11.4 hours before the alert went out and 131 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
- 1750 J/kg
- Mixed-layer CIN
- -60 J/kg
- Mixed-layer LCL
- 649 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 64 m²/s²
- 0-3 km storm-relative helicity
- 124 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.8
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KRST 092325 RRA SVRRST MNC043-047-100000- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ROCHESTER MN 625 PM CDT MON AUG 9 1993 THE NATIONAL WEATHER SERVICE IN ROCHESTER MN HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 700 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTH CENTRAL MINNESOTA ...SOUTHERN FARIBAULT COUNTY...SOUTHWESTERN FREEBORN COUNTY AT 615 PM RADAR INDICATED A SEVERE THUNDERSTORM NEAR BRICELYN...OR 25 MILES SOUTHWEST OF ALBERT LEA MOVING SOUTHEAST AT 10 MPH. AT 605 PM PEA TO MARBLE SIZE HAIL WAS REPORTED AT BRICELYN. ALSO VERY HEAVY RAIN MAY PRODUCE LOCALIZED FLOODING AS THESE STORMS MOVE VERY SLOWLY TO THE~ SOUTHEAST. 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, Aug 9, 4:40 PM CDT, 1 hour 45 minutes before
WIZ003-006-MNZALL-092245- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MINNEAPOLIS MN 440 PM CDT MON AUG 9 1993 ...STRONG THUNDERSTORMS OVER SOUTH CENTRAL MINNESOTA... STRONG THUNDERSTORMS HAD DEVELOPED OVER EXTREME SOUTH CENTRAL MINNESOTA AT 430 PM. THE MOST POWERFUL STORMS WERE IN THE ALBERT LEA...AUSTIN AREA...JUST NORTH OF THE IOWA BORDER. WHILE NO SEVERE WEATHER HAS BEEN REPORTED WITH THESE THUNDERSTORMS... THEY STILL HAVE THE POTENTIAL TO PRODUCE FREQUENT DEADLY LIGHTNING... STRONG GUSTY WINDS TO ABOUT 45 MILES AN HOUR...SMALL HAIL...AND VERY HEAVY RAINFALL. PERSONS ENGAGED IN OUTDOOR ACTIVITIES SUCH AS BOATING OR OPERATING FARM EQUIPMENT SHOULD BE READY TO SEEK SAFE SHELTER. MOVEMENT WAS TO THE EAST AT 35 MILES AN HOUR. THEY SHOULD REACH THE TOWNS OF GLENVILLE...LE ROY...AND HARMONY BY ABOUT 515 PM. SHOWERS AND THUNDERSTORMS WERE ALSO OCCURRING OVER SOUTH CENTRAL AND SOUTHEAST MINNESOTA SOUTH OF A LINE FROM NEW ULM TO LE SUEUR TO REDWING TO LA CROSSE. MOVEMENT WAS TO THE EAST AT 35 MILES AN HOUR. KRAFT
Special weather statement, Aug 9, 4:40 PM CDT, 1 hour 45 minutes before
WIZ003-006-MNZALL-092245- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MINNEAPOLIS MN 440 PM CDT MON AUG 9 1993 ...STRONG THUNDERSTORMS OVER SOUTH CENTRAL MINNESOTA... STRONG THUNDERSTORMS HAD DEVELOPED OVER EXTREME SOUTH CENTRAL MINNESOTA AT 430 PM. THE MOST POWERFUL STORMS WERE IN THE ALBERT LEA...AUSTIN AREA...JUST NORTH OF THE IOWA BORDER. WHILE NO SEVERE WEATHER HAS BEEN REPORTED WITH THESE THUNDERSTORMS... THEY STILL HAVE THE POTENTIAL TO PRODUCE FREQUENT DEADLY LIGHTNING... STRONG GUSTY WINDS TO ABOUT 45 MILES AN HOUR...SMALL HAIL...AND VERY HEAVY RAINFALL. PERSONS ENGAGED IN OUTDOOR ACTIVITIES SUCH AS BOATING OR OPERATING FARM EQUIPMENT SHOULD BE READY TO SEEK SAFE SHELTER. MOVEMENT WAS TO THE EAST AT 35 MILES AN HOUR. THEY SHOULD REACH THE TOWNS OF GLENVILLE...LE ROY...AND HARMONY BY ABOUT 515 PM. SHOWERS AND THUNDERSTORMS WERE ALSO OCCURRING OVER SOUTH CENTRAL AND SOUTHEAST MINNESOTA SOUTH OF A LINE HFROM NEW ULM TO LE SUEUR TO REDWING TO LA CROSSE. MOVEMENT WAS TO THE EAST AT 35 MILES AN HOUR. KRAFT
The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 9, 6:57 AM CDT | Severe Thunderstorm Warning | MPX | Fillmore, Mower | 48 min |
| Aug 9, 5:30 PM CDT | Severe Thunderstorm Warning | MPX | Faribault | 45 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.