Alert archive / Minnesota / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 126, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Jul 7, 1994, 3:59 PM CDT for Sibley County, Minnesota. It was in force for 61 min.
The area
The counties it named.
The facts
- Issued
- Jul 7, 1994, 3:59 PM CDT (20:59 UTC)
- Expired
- Jul 7, 1994, 5:00 PM CDT
- In force
- 61 min
- Issued by
- NWS Twin Cities, MN
- Area
- Whole counties
County Sibley County, MN
The nearest sounding before it
Aberdeen, SD (KHON), launched 12:00Z, 9.0 hours before the alert went out and 331 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
- -10 J/kg
- Mixed-layer LCL
- 542 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- 103 m²/s²
- 0-3 km storm-relative helicity
- 203 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 KMSP 072058 SVRMSP MNC143-072200- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MINNEAPOLIS MN 359 PM CDT THU JUL 7 1994 THE NATIONAL WEATHER SERVICE IN MINNEAPOLIS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 500 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN CENTRAL MINNESOTA ...SIBLEY COUNTY AT 358 PM RADAR SHOWED A SEVERE THUNDERSTORM NEAR THE TOWN OF GAYLORD IN SIBLEY COUNTY. GAYLORD IS 45 MILES SOUTHWEST OF THE TWIN CITIES. THIS STORM IS MOVING TO THE NORTHEAST AT 30 MPH. CITIES IN THE PATH ARE...NEW ROME...ARLINGTON...AND GREEN ISLE. 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. MJM
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, Jul 7, 2:30 PM CDT, 1 hour 29 minutes before
MNZ042>044-046-048>051-054>058-064-072030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST CLOUD MN 230 PM CDT THU JUL 7 1994 ...THUNDERSTORMS IN WEST-CENTRAL MINNESOTA... AT 230 PM RADAR SHOWED THUNDERSTORMS IN WEST-CENTRAL MINNESOTA EXTENDING IN A LINE FROM SAUK CENTRE TO WILLMAR TO NEW ULM. THE STORMS WERE MOVING EAST AT 15 MPH. THESE THUNDERSTORMS ARE CAPABLE OF PRODUCING VERY HEAVY RAIN... SMALL HAIL...GUSTY WINDS AND FREQUENT LIGHTNING STRIKES. THE HEAVY RAINS FROM THE STORMS MAY CAUSE LOCAL STREET FLOODING AND PONDING OF WATER ON ROADWAYS. DO NOT DRIVE OVER FLOODED ROADS. IF YOU ARE IN THE PATH OF THESE STORM...BE PREPARED FOR RAPIDLY CHANGING WEATHER CONDITIONS. IF ON A LAKE...GET OFF THE WATER AND SEEK SHELTER. PARKIN
Special weather statement, Jul 7, 2:31 PM CDT, 1 hour 28 minutes before
MNZ042>044-046-048>051-054>058-064-072030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST CLOUD MN 230 PM CDT THU JUL 7 1994 ...THUNDERSTORMS IN WEST-CENTRAL MINNESOTA... AT 230 PM RADAR SHOWED THUNDERSTORMS IN WEST-CENTRAL MINNESOTA EXTENDING IN A LINE FROM SAUK CENTRE TO WILLMAR TO NEW ULM. THE STORMS WERE MOVING EAST AT 15 MPH. THESE THUNDERSTORMS ARE CAPABLE OF PRODUCING VERY HEAVY RAIN... SMALL HAIL...GUSTY WINDS AND FREQUENT LIGHTNING STRIKES. THE HEAVY RAINS FROM THE STORMS MAY CAUSE LOCAL STREET FLOODING AND PONDING OF WATER ON ROADWAYS. DO NOT DRIVE OVER FLOODED ROADS. IF YOU ARE IN THE PATH OF THESE STORM...BE PREPARED FOR RAPIDLY CHANGING WEATHER CONDITIONS. IF ON <A LAKE...GET OFF THE WATER AND SEEK SHELTER. PARKIN
Special weather statement, Jul 7, 3:23 PM CDT, 36 minutes before
MNC019-085-143-072130- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MINNEAPOLIS MN 323 PM CDT THU JUL 7 1994 ....STRONG THUNDERSTORMS DEVELOPING IN PORTIONS OF CENTRAL MINNESOTA... AT 315 PM RADAR INDICATED STRONG THUNDERSTORMS DEVELOPING IN SIBLEY AND MCLEOD COUNTY NEAR THE TOWN OF SUMTER AND ABOUT 10 MILES SOUTH OF GAYLORD. THESE STORMS ARE MOVING TO THE NORTHEAST AT 20 MILES AN HOUR AND SHOULD BE IN THE VICINITY OF GLENCOE AND LE SUEUR BY 345 PM. IF YOU SEE STORMS APPROACHING YOUR AREA TAKE COVER. THESE STORMS ARE CAPABLE OF PRODUCING HEAVY RAINS...LARGE HAIL...AND GUSTY WINDS. MJM &
Special weather statement, Jul 7, 3:24 PM CDT, 35 minutes before
MNC019-085-143-072130- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MINNEAPOLIS MN 323 PM CDT THU JUL 7 1994 ....STRONG THUNDERSTORMS DEVELOPING IN PORTIONS OF CENTRAL MINNESOTA... AT 315 PM RADAR INDICATED STRONG THUNDERSTORMS DEVELOPING IN SIBLEY AND MCLEOD COUNTY NEAR THE TOWN OF SUMTER AND ABOUT 10 MILES SOUTH OF GAYLORD. THESE STORMS ARE MOVING TO THE NORTHEAST AT 20 MILES AN HOUR AND SHOULD BE IN THE VICINITY OF GLENCOE AND LE SUE`UR BY 345 PM. IF YOU SEE STORMS APPROACHING YOUR AREA TAKE COVER. THESE STORMS ARE CAPABLE OF PRODUCING HEAVY RAINS...LARGE HAIL...AND GUSTY WINDS. MJM &
Local storm report, Jul 7, 3:40 PM CDT, 19 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ST CLOUD MN
340 PM CDT THU JUL 07 1994
PRELIMINARY REPORT FOR 7 JUL 94
310 PM FUNNEL CLOUD REPORTED 6 MILES SOUTH OF ATWATER MN...12
MILES SOUTHEAST OF WILLMAR MN. FUNNEL CONFIRMED BY
SKYWARN TRAINED SHERIFF DEPARTMENT OFFICER. FUNNEL
VISIBLE FROM 310-330 PM THEN RECEDED INTO CLOUD BASE.
MCBEATH PETERSLocal storm report, Jul 7, 3:41 PM CDT, 18 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ST CLOUD MN
340 PM CDT THU JUL 07 1994
PRELIMINARY REPORT FOR 7 JUL 94
310 PM FUNNEL CLOUD REPORTED 6 MILES SOUTH OF ATWATER MN...12
MILES SOUTHEAST OF WILLMAR MN. FUNNEL CONFIRMED BY
SKYWARN TRAINED SHERIFF DEPARTMENT OFFICER. FUNNEL
VISIBLE FROM 310-330 PM THEN RECEDED INTO CLOUD BASE.
MCBEATH PETERSThe office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 7, 3:09 PM CDT | Tornado Warning | MPX | Wabasha, Winona | 36 min |
| Jul 7, 3:20 PM CDT | Tornado Warning | MPX | Kandiyohi, Meeker | 25 min |
| Jul 7, 3:31 PM CDT | Severe Thunderstorm Warning | MPX | McLeod | 44 min |
| Jul 7, 3:41 PM CDT | Severe Thunderstorm Warning | MPX | Blue Earth, Le Sueur, Nicollet | 34 min |
| Jul 7, 4:14 PM CDT | Severe Thunderstorm Warning | MPX | Carver, Scott | 61 min |
| Jul 7, 4:14 PM CDT | Severe Thunderstorm Warning | MPX | McLeod | 61 min |
| Jul 7, 4:20 PM CDT | Severe Thunderstorm Warning | MPX | Blue Earth, Le Sueur, Nicollet | 40 min |
| Jul 7, 4:29 PM CDT | Tornado Warning | MPX | Carver, Scott, Sibley | 46 min |
| Jul 7, 4:50 PM CDT | Tornado Warning | MPX | Carver | 25 min |
| Jul 7, 5:08 PM CDT | Severe Thunderstorm Warning | MPX | Sherburne | 52 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.