Alert archive / Minnesota / Severe Thunderstorm Warnings in 1992
Severe Thunderstorm Warning 78, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Sep 14, 1992, 4:18 AM CDT for Martin County, Watonwan County, Minnesota. It was in force for 42 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
- Sep 14, 1992, 4:18 AM CDT (09:18 UTC)
- Expired
- Sep 14, 1992, 5:00 AM CDT
- In force
- 42 min
- Issued by
- NWS Twin Cities, MN
- Area
- Whole counties
Counties Martin County, MN, Watonwan County, MN
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Sep 14, 4:55 AM CDT | Hail 1.75 | Martin, 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 00:00Z, 9.3 hours before the alert went out and 138 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
- 1 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1497 m above ground
- 0-6 km bulk shear
- 54 kt
- 0-1 km storm-relative helicity
- 1 m²/s²
- 0-3 km storm-relative helicity
- 123 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KRST 140920 SVRRST MNC091-165-141000- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ROCHESTER MN 418 AM CDT MON SEP 14 1992 THE NATIONAL WEATHER SERVICE IN ROCHESTER MN HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 500 AM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTH CENTRAL MINNESOTA ...MARTIN COUNTY...WATONWAN COUNTY THIS WARNING INCLUDES THE TOWNS OF SHERBURN...WELCOME... FAIRMONT...MT. LAKE...AND ST. JAMES. AT 415AM CDT RADAR INDICATED A SEVERE THUNDERSTORM 35 MILES WEST OF FAIRMONT NEAR JACKSON MINNESOTA. THE STORM WAS MOVING EAST AT 30 MPH. BY 430 AM CDT THE SEVERE THUNDERSTORM WILL BE NEAR SHERBURN AND MT. LAKE. BY 445 AM CDT THE SEVERE THUNDERSTORM WILL BE NEAR FAIRMONT AND ST. JAMES. WHEN THUNDERSTORMS ARE OCCURRING..MOVE INSIDE A STRONG BUILDING DO NOT STAND BY WINDOWS. DON'T USE TELEPHONES OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY. REMEMBER SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOS WITH LITTLE OR NO WARNING.
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, Sep 13, 10:42 PM CDT, 5 hours 36 minutes before
MNZALL-WIZ006-140445- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MINNEAPOLIS MN 1041 PM CDT SUN SEP 13 1992 ...STRONG THUNDERSTORMS OVER SOUTHEAST MINNESOTA AND WEST CENTRAL WISCONSIN... STRONG THUNDERSTORMS CONTINUED OVER SOUTHEAST MINNESOTA AND WEST CENTRAL WISCONSIN AT 1030 PM. THEY WERE MAINLY LOCATED FROM ALBERT LEA IN SOUTH CENTRAL MINNESOTA THROUGH ROCHESTER TO FAIRCHILD WISCONSIN...ABOUT 30 MILES SOUTHEAST OF THE CITY OF EAU CLAIRE. MARBLE SIZE HAIL... FREQUENT LIGHTNING...AND VERY HEAVY RAINFALL WAS REPORTED WITH THESE STORMS AS THEY MOVED THROUGH THE CITY OF FAIRCHILD AT ABOUT 1025 PM. STRONG GUSTY WINDS ARE ALSO A POSSIBILITY WITH SOME OF THESE THUNDERSTORMS. THEY WERE MOVING TO THE NORTHEAST AT 30 MILES AN HOUR. PERSONS IN THE TOWNS OF ST CHARLES...PLAINVIEW...AND ALTURA MINNESOTA...AS WELL AS GREENWOOD WISCONSIN MAY EXPECT THESE STORMS BY ABOUT 1100 PM. PERSONS ENGAGED IN OUTDOOR ACTIVITIES SUCH ASj CAMPING...FISHING... OR HIKING SHOULD BE READY TO SEEK SAFE SHELTER IF NEEDED. KRAFT
Special weather statement, Sep 13, 11:49 PM CDT, 4 hours 29 minutes before
MNZALL-WIZ006-140545- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MINNEAPOLIS MN 1145 PM CDT SUN SEP 13 1992 ...VERY HEAVY RAINS AND HAIL OVER SOUTHEAST MINNESOTA AND WEST CENTRAL WISCONSIN... STRONG THUNDERSTORMS WERE MOVING ACROSS PARTS OF SOUTHEAST MINNESOTA AND WEST CENTRAL WISCONSIN AT 1135 PM CDT. VERY HEAVY RAINS AND AND PEA TO MARBLE SIZE HAIL WERE REPORTED IN THE ROCHESTER AREA OF SOUTHEAST MINNESOTA AND IN WEST CENTRAL WISCONSIN 30 MILES SOUTH OF EAU CLAIRE NEAR FOSTER ABOUT 1130PM. THE STORMS WERE PART OF A BAND OF THUNDERSTORMS THAT EXTENDED FROM SOUTHEAST MINNESOTA NEAR ALBERT LEA INTO WESTERN WISCONSIN NEAR MEDFORD. THEY WERE MOVING TO THE NORTHEAST AT 30 MILES AN HOUR. PERSONS IN THE TOWNS OF PLAINVIEW...AND ALTURA MINNESOTA...AS WELL AS OSSEO AND FAIRCHILD IN WEST CENTRAL WISCONSIN CAN EXPECT THESE STORMS BETWEEN MIDNIGHT AND 1AM. VERY HEAVY RAINS...FREQUENT DEADLY LIGHTNING STRIKES ALONG WITH SOME HAIL CAN BE EXPECTED WITH THE STRONGER THUNDERSTORMS. ALSO THE VERY HEAVY RAINS MAY ALSO CAUSE SOME LOCALIZED STREET OR LOW LYING AREAS TO BE FLOODED. IF THREATENING WEATHER APPROACHES SEEK SAFE SHELTER INDOORS...DO NOT DRIVE ACROSS FLOODED ROADWAYS AND MONITOR LOCAL RADIO OR NWS RADIO STATIONS FOR UPDATED INFORMATION. SES
Special weather statement, Sep 14, 12:56 AM CDT, 3 hours 22 minutes before
MNZALL-WIZ006-140545- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MINNEAPOLIS MN 1250 AM CDT MON SEP 14 1992 ...VERY HEAVY RAINS AND HAIL PERSIST OVER SOUTHEAST AND SOUTH CENTRAL MINNESOTA INTO WEST WISCONSIN... STRONG THUNDERSTORMS CONTINUED MOVING TO THE NORTHEAST AT ABOUT 30 MILES AN HOUR OVER SOUTH CENTRAL AND SOUTHEAST MINNESOTA INTO WEST WISCONSIN. POLICE IN DUNN COUNTY WISCONSIN ABOUT 50 MILES EAST OF THE TWIN CITIES REPORTED NEAR ZERO VISIBILITIES IN HEAVY RAIN AND PEA SIZE HAIL AT 1230. OTHER STRONG THUNDER-STORMS WERE SCATTERED FROM SOUTH CENTRAL MINNESOTA NORTHEAST INTO WISCONSIN. THESTRONGEST STORMS WERE LOCATED NEAR FAIRMONT..CLARKS GROVE AND ALTURA MINNESOTA. STRONG THUNDERSTORMS WERE ALSO NEAR BLACK RIVER FALLS WISCONSIN. PERSONS LIVING IN THE COMMUNITIES OF WELL AND BLOOMING PRAIRIE MINNESOTA AND NEILSVILLE WISCONSIN CAN EXPECT STRONG THUNDERSTORMS WITH TORRENTIAL RAINS AND HAIL BETWEEN 1 AND 2 AM. VERY HEAVY RAINS...FREQUENT DEADLY LIGHTNING STRIKES ALONG WITH GUSTY WINDS CAN BE EXPECTED WITH THE STRONGER THUNDERSTORMS. THE VERY HEAVY RAINS ASSOCIATED WITH THESE STRONG THUNDERSTORMS ARE CAPABLE OF PRODUCING STREET AND UNDERPASS FLOODING. RAINFALL TOTALS OVER PARTS OF SOUTHEAST MINNESOTA ARE ESTIMATED TO BE IN EXCESS OF 1 1/2 INCHES SINCE ABOUT 9 PM. IF THREATENING WEATHER APPROACHES SEEK SAFE SHELTER INDOORS...DO NOT DRIVE ACROSS FLOODED ROADWAYS AND MONITOR LOCAL RADIO OR NWS RADIO STATIONS FOR UPDATED INFORMATION. LRS
Special weather statement, Sep 14, 1:57 AM CDT, 2 hours 21 minutes before
MNZALL-WIZ006-140545- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MINNEAPOLIS MN 150 AM CDT MON SEP 14 1992 ...FLASH FLOOD WATCH FOR PARTS OF SOUTH CENTRAL AND SOUTHEAST MINNESOTA... ...STRONG THUNDERSTORMS WITH VERY HEAVY RAINS CONTINUE OVER SOUTH CENTRAL AND SOUTHEAST MINNESOTA INTO WEST CENTRAL WISCONSIN... AT 133 AM STRONG THUNDERSTORMS COVERED MOST OF SOUTH CENTRAL AND SOUTHEAST MINNESOTA AS WELL A WEST CENTRAL WISCONSIN. THE AREA WAS GENERALLY SOUTH OF A LINE FROM JACKSON IN SOUTHWEST MINNESOTA NORTHEAST INTO WISCONSIN NEAR HAYWARD. STRONG THUNDERSTORMS WITH VERY HEAVY RAIN AND OCCASIONAL HAIL WERE LOCATED IN THIS LARGE BAND NEAR BLOOMING PRAIRIE MINNESOTA AND JUST SOUTH OF BLACK RIVERFALLS WISCONSIN. THESE STRONG THUNDERSTORMS HAVE BEEN PRODUCING RAINS IN EXCESS OF 1 INCH AN HOUR FOR THE PAST COUPLE OF HOURS. IN ADDITION TO HEAVY RAINS THE THUNDERSTORMS WERE ALSO PRODUCING OCCASIONAL SMALL HAIL..GUSTY WINDS AND FREQUENT LIGHTNING. > THE COMMUNITIES OF KASSON AND WEST CONCORD MINNESOTA AND BLACK RIVER FALLS CAN EXPECT STRONG THUNDERSTORMS BEFORE 3 AM. THE SHOWERS AND THUNDERSTORMS WERE MOVING TO THE NORTHEAST AT ABOUT 30 MILES AN HOUR. FLOODING IS A DEFINITE THREAT IN SOUTHEAST MINNESOTA AS SHOWERS AND THUNDERSTORMS HAVE BEEN FOLLOWING THE SAME TRACK ACROSS THE SOUTHEAST CORNER OF MINNESOTA AND WEST WISCONSIN FOR THE PAST FEW HOURS. IF THREATENING WEATHER APPROACHES SEEK SAFE SHELTER INDOORS...DO NZOT DRIVE ACROSS FLOODED ROADWAYS AND MONITOR LOCAL RADIO OR NWS RADIO STATIONS FOR UPDATED INFORMATION. LRS
Special weather statement, Sep 14, 2:56 AM CDT, 1 hour 22 minutes before
MNZALL-WIZ006-140545- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MINNEAPOLIS MN 250 AM CDT MON SEP 14 1992 ...FLASH FLOOD WATCH FOR PARTS OF SOUTH CENTRAL AND SOUTHEAST MINNESOTA... AT 234 AM..A AREA OF STRONG THUNDERSTORMS PRESISTED OVER THE SOUTHEAST CORNER OF MINNESOTA INTO WESTERN AND CENTRAL WISCONSIN. THE AREA WAS SOUTH AND EAST OF A LINE FROM LAKE CRYSTAL MINNESOTA NORTHEAST INTO WISCONSIN NEAR PHILLIPS. STRONGEST THUNDERSTORMS WITH VERY HEAVY RAINS WERE LOCTED JUST NORTH OF THE ROCHESTER AREA. IN WISCONSIN THE STRONGEST STORMS WERE EAST OF THE EAU CLAIRE AREA NEAR ABBOTSFORD. THESE STRONG THUNDERSTORMS HAVE BEEN PRODUCING RAINS IN EXCESS OF 1 INCH AN HOUR FOR THE PAST SEVERAL HOURS. IN ADDITION TO HEAVY RAINS THE THUNDERSTORMS WERE ALSO PRODUCING..GUSTY WINDS AND FREQUENT LIGHTNING. MOVEMENT WAS TO THE NORTHEAST AT ABOUT 35 MILES AN HOUR. > LITTLE CHANGE IN MAXIMUM INTENSITY WAS NOTED SINCE 133 AM HOWEVER..OVERALL INTENSITIES HAVE DECREASED. FLOODING IS A DEFINITE THREAT IN SOUTHEAST MINNESOTA AS SHOWERS AND THUNDER- STORMS HAVE BEEN FOLLOWING THE SAME TRACK ACROSS THE SOUTHEAST CORNER OF MINNESOTA INTO WEST WISCONSIN FOR THE PAST FEW HOURS. LRS
Special weather statement, Sep 14, 3:54 AM CDT, 24 minutes before
RADAR SUMMARY NATIONAL WEATHER SERVICE MINNEAPOLIS MN 250 AM CDT MON SEP 14 1992 ...FLASH FLOOD WATCH FOR PARTS OF SOUTH CENTRAL AND SOUTHEAST MINNESOTA... AT 333 AM..A AREA OF STRONG THUNDERSTORMS THAT HAS PERSISTED OVER SOUTHEAST MINNESOTA FOR SEVERAL HOURS WAS BEGINNING TO WEAKEN AND MOVE OUT OF THE STATE. THE MAIN PART OF THE AREA WAS LOCARED TO THE LEFT OF A LINE FROM RHINELANDER TO EAU CLAIRE TO KENYON AND LYLE MINNESOTA. SHOWERS AND THUNDERSTORMS WERE OVER SOUTHWEST MINNESOTA AND OVER A SMALL PART OF SOUTH CENTRAL MINNESOTA. THE STRONGEST STORMS WERE NEAR WINONA MINNESOTA AND BLAIR WISCONSIN. ISOLATED STRONG THUNDERSTORMS WERE ALSO OCCURRING IN SOUTH CENTRAL MINNESOTA NEAR MAPLETON MINNESOTA. MOVEMENT WAS TO THE NORTHEAST AT ABOUT 35 MILES AN HOUR. > FLOODING IS A DEFINITE THREAT IN SOUTHEAST MINNESOTA AS SHOWERS AND THUNDER- STORMS HAVE BEEN FOLLOWING THE SAME TRACK ACROSS THE SOUTHEAST CORNER OF MINNESOTA INTO WEST WISCONSIN FOR THE PAST FEW HOURS. LRS
The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 14, 5:08 AM CDT | Severe Thunderstorm Warning | MPX | Faribault | 52 min |
Nearby
Severe Thunderstorm Warnings in Minnesota, 1992Every severe thunderstorm warning in 1992
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.