Alert archive / Minnesota / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 59, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 14, 1994, 9:48 PM CDT for Swift County, Minnesota. It was in force for 57 min.
The area
The counties it named.
The facts
- Issued
- Jun 14, 1994, 9:48 PM CDT (02:48 UTC)
- Expired
- Jun 14, 1994, 10:45 PM CDT
- In force
- 57 min
- Issued by
- NWS Twin Cities, MN
- Area
- Whole counties
County Swift County, MN
The nearest sounding before it
Minneapolis, MN (KSTC), launched 00:00Z, 2.8 hours before the alert went out and 170 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
- 4090 J/kg
- Mixed-layer CIN
- -8 J/kg
- Mixed-layer LCL
- 1595 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 106 m²/s²
- 0-3 km storm-relative helicity
- 146 m²/s²
- Significant tornado parameter
- 0.9
- Supercell composite
- 13.9
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS1 KSTC 150248 RRA SVRSTC MNC151-150345- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ST CLOUD MINNESOTA 948 PM CDT TUE JUN 14 1994 THE NATIONAL WEATHER SERVICE IN ST CLOUD MINNESOTA HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1050 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN WEST CENTRAL MINNESOTA ...SWIFT COUNTY AT 945 PM RADAR INDCIATED SEVERE THUNDERSTORMS MOVING OUT OF CHIPPEWA COUNTY AND INTO SWIFT COUNTY. THESE STORMS ARE MOVING TO THE NORTHEAST AT 30 MPH. CITIES IN THE PATH OF THESE STORMS INCLUDE BENSON...MURDOCK...AND APPLETON. 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
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 14, 9:34 PM CDT, 14 minutes before
MNZ052-053-059>063-065>070-073-150330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MINNEAPOLIS/ST PAUL MN 934 PM CDT TUE JUN 14 1994 ...SEVERE THUNDERSTORMS HAVE DEVELOPED OVER CENTRAL MINNESOTA... AT 930 PM...A SEVERE THUNDERSTORM WAS LOCATED OVER SHERBURNE COUNTY...NEAR ELK RIVER OR ABOUT 35 MILES NORTHWEST OF THE TWIN CITIES. THIS THUNDERSTORM IS PART OF A DEVELOPING LINE OF INTENSE THUNDERSTORMS WHICH EXTENDED FROM NEAR MORA IN KANABEC COUNTY TO NEAR GRANITE FALLS IN YELLOW MEDICINE COUNTY. THIS LINE OF THUNDERSTORMS WAS MOVING TO THE NORTHEAST AT 30 MPH. THESE THUNDERSTORMS WILL AFFECT AREAS WELL WEST AND NORTHWEST OF THE TWIN CITIES METRO AREA THROUGH 1030 PM. SOME TOWNS THAT WILL BE AFFECTED INCLUDE CAMBRIDGE IN ISANTI COUNTY AND SACRED HEART AND OLIVIA IN RENVILLE COUNTY. OTHER INTENSE AND POSSIBLY SEVERE THUNDERSTORMS WILL DEVELOP OVER EAST CENTRAL MINNESOTA INTO WEST CENTRAL WISCONSIN THROUGH THE EARLY MORNING HOURS. A TORNADO WATCH IS ALSO IN EFFECT FOR MUCH OF EAST CENTRAL MINNESOTA INCLUDING THE TWIN CITIES AND MOST OF THE METRO AREA...EXTENDING WEST TO RENVILLE COUNTY. THIS IS A DANGEROUS SITUATION. DAMAGING WINDS ARE LIKELY WITH THESE THUNDERSTORMS AS WELL AS LARGE HAIL AND FREQUENT CLOUD TO GROUND LIGHTNING. SEEK SHELTER QUICKLY SHOULD ONE OF THESE STORMS APPROACH YOUR LOCATION. LISTEN TO NOAA WEATHER RADIO AND COMMERCIAL RADIO AND TELEVISION FOR UPDATES AND POSSIBLE WARNINGS. KAVINSKY
Special weather statement, Jun 14, 9:35 PM CDT, 13 minutes before
MNZ052-053-059>063-065>070-073-150330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MINNEAPOLIS/ST PAUL MN 934 PM CDT TUE JUN 14 1994 ...SEVERE THUNDERSTORMS HAVE DEVELOPED OVER CENTRAL MINNESOTA... AT 930 PM...A SEVERE THUNDERSTORM WAS LOCATED OVER SHERBURNE COUNTY...NEAR ELK RIVER OR ABOUT 35 MILES NORTHWEST OF THE TWIN CITIES. THIS THUNDERSTORM IS PART OF A DEVELOPING LINE OF INTENSE THUNDERSTORMS WHICH EXTENDED FROM NEAR MORA IN KANABEC COUNTY TO NEAR GRANITE FALLS IN YELLOW MEDICINE COUNTY. THIS LINE OF THUNDERSTORMS WAS MOVING TO THE NORTHEAST AT 30 MPH. THESE THUNDERSTORMS WILL AFFECT AREAS WELL WEST AND NORTHWEST OF THE TWIN CITIES METRO AREA THROUGH 1030 PM. SOME TOWNS THAT WILL BE AFFECTED INCLUDE CAMBRIDGE IN ISANTI COUNTY AND SACRED HEART AND OLIVIA IN RENVILLE COUNTY. OTHER INTENSE AND POSSIBLY SEVERE THUNDERSTORMS WILL DEVELOP OVER EAST CENTRAL MINNESOTA INTO WEST CENTRAL WISCONSIN THROUGH THE EARLY MORNING HOURS. A TORNADO WATCH IS ALSO IN EFFECT FOR MUCH OF EAST CENTRAL MINNESOTA INCLUDING THE TWIN CITIES AND MOST OF THE METRO AREA...EXTENDING WEST TO RENVILLE COUNTY. THIS IS A DANGEROUS SITUATION. DAMAGING WINDS ARE LIKELY WITH THESE THUNDERSTORMS AS WELL AS LARGE HAIL AND FREQUENT CLOUD TO GROUND LIGHTNING. SEEK SHELTER QUICKLY SHOULD ONE OF THESE STORMS APPROACH YOUR LOCATION. LISTEN TO NOAA WEATHER RADIO AND COMMERCIAL RADIO AND TELEVISION FOR UPDATES AND POSSIBLE WARNINGS. KAVINSKY
The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 14, 8:30 PM CDT | Severe Thunderstorm Warning | MPX | Meeker | 45 min |
| Jun 14, 8:54 PM CDT | Severe Thunderstorm Warning | MPX | Wright | 51 min |
| Jun 14, 8:56 PM CDT | Severe Thunderstorm Warning | MPX | Sherburne | 49 min |
| Jun 14, 9:04 PM CDT | Severe Thunderstorm Warning | MPX | Chippewa, Yellow Medicine | 56 min |
| Jun 14, 9:26 PM CDT | Severe Thunderstorm Warning | MPX | Mille Lacs | 34 min |
| Jun 14, 9:33 PM CDT | Severe Thunderstorm Warning | MPX | Isanti | 35 min |
| Jun 14, 9:54 PM CDT | Severe Thunderstorm Warning | MPX | Renville | 51 min |
| Jun 14, 11:19 PM CDT | Severe Thunderstorm Warning | MPX | Benton, Sherburne, Stearns | 56 min |
Nearby
Severe Thunderstorm Warnings in Minnesota, 1994Every severe thunderstorm warning in 1994
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.