Alert archive / Minnesota / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 14, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at May 23, 1994, 4:56 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
- May 23, 1994, 4:56 AM CDT (09:56 UTC)
- Expired
- May 23, 1994, 6:00 AM 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 00:00Z, 9.9 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
- 76 J/kg
- Mixed-layer CIN
- -132 J/kg
- Mixed-layer LCL
- 2489 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 10 m²/s²
- 0-3 km storm-relative helicity
- 41 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.4
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KMSP 230956 RRA SVRSTC MNC073-173-231050- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ST CLOUD MN ISSUED BY MINNEAPOLIS MN 456 AM CDT MON MAY 23 1994 THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 600 AM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN WEST CENTRAL MINNESOTA ...LAC QUI PARLE COUNTY...YELLOW MEDICINE COUNTY AT 4:53 AM RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS NEAR NASSAU TO CANBY...OR ABOUT 30 TO 50 MILES NORTHWEST OF MARSHALL MINNESOTA. THESE STORMS ARE MOVING EAST TO NORTHEAST AT 30 TO 35 MILES PER HOUR. THEY SHOULD BE IN THE MADISON AREA OF LAC QUI PARLE COUNTY BY 520 AM AND THE ST LEO OF YELLOW MEDICINE COUNTY ALSO BY 520 AM. 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. & BAP/DRB
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, May 23, 4:37 AM CDT, 19 minutes before
MNZ046-048-054>059-064-071>073-080-081-089-090-231100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MINNEAPOLIS/ST PAUL MN 437 AM CDT MON MAY 23 1994 ...STRONG THUNDERSTORMS DEVELOPING RAPIDLY OVER EXTREME WESTERN MINNESOTA... STRONG THUNDERSTORMS HAVE DEVELOPED RAPIDLY OVER THE MINNESOTA..SOUTH DAKOTA BORDER SINCE 4 AM. THESE STORMS WERE LOCATED FROM JUST NORTH OF WATERTOWN SOUTH DAKOTA TO AROUND IVANHOE MINNESOTA AND WERE MOVING EAST AT 30 MILES AN HOUR. LOOK FOR THESE STORMS TO MOVE INTO THE CITIES OF CANBY...MARSHALL... AND TRACY MINNESOTA BEFORE 5 AM...AND THEN EASTWARD TOWARD GRANITE FALLS...REDWOOD FALLS...AND WINDOM BEFORE 530 AM. THESE STORMS ARE CAPABLE OF PRODUCING STRONG GUSTY WINDS...SMALL HAIL...VERY HEAVY RAIN...AND FREQUENT DEADLY LIGHTNING. BE PREPARED TO SEEK PROPER SHELTER SHOULD THESE STORMS APPROACH YOUR AREA. DRB/BAP
Special weather statement, May 23, 4:41 AM CDT, 15 minutes before
MNZ046-048-054>059-064-071>073-080-081-089-090-231100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MINNEAPOLIS/ST PAUL MN 437 AM CDT MON MAY 23 1994 ...STRONG THUNDERSTORMS DEVELOPING RAPIDLY OVER EXTREME WESTERN MINNESOTA... STRONG THUNDERSTORMS HAVE DEVELOPED RAPIDLY OVER THE MINNESOTA..SOUTH DAKOTA BORDER SINCE 4 AM. THESE STORMS WERE LOCATED FROM JUST NORTH OF WATERTOWN SOUTH DAKOTA TO AROUND IVANHOE MINNESOTA AND WERE MOVING EAST AT 30 MILES AN HOUR. LOOK FOR THESE STORMS TO MOVE INTO THE CITIES OF CANBY...MARSHALL... AND TRACY MINNESOTA BEFORE 5 AM...AND THEN EASTWARD TOWARD GRANITE FALLS...REDWOOD FALLS...AND WINDOM BEFORE 530 AM. THESE STORMS ARE CAPABLE OF PRODUCING STRONG GUSTY WINDS...SMALL HAIL...VERY HEAVY RAIN...AND FREQUENT DEADLY LIGHTNING. BE PREPARED TO SEEK PROPER SHELTER SHOULD THESE STORMS APPROACH YOUR AREA. DRB/BAP
The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 23, 7:14 AM CDT | Severe Thunderstorm Warning | MPX | Renville | 46 min |
| May 23, 10:51 AM CDT | Severe Thunderstorm Warning | MPX | Freeborn | 39 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.