Alert archive / Minnesota / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 6, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Apr 24, 1994, 6:14 PM CDT for Anoka County, Hennepin County, Wright County, Minnesota. It was in force for 46 min.
The area
The counties it named.
The facts
- Issued
- Apr 24, 1994, 6:14 PM CDT (23:14 UTC)
- Expired
- Apr 24, 1994, 7:00 PM CDT
- In force
- 46 min
- Issued by
- NWS Twin Cities, MN
- Area
- Whole counties
Counties Anoka County, MN, Hennepin County, MN, Wright County, MN
The nearest sounding before it
Minneapolis, MN (KSTC), launched 12:00Z, 11.2 hours before the alert went out and 34 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1686 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 60 m²/s²
- 0-3 km storm-relative helicity
- 140 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KMSP 242316 SVRMSP MNC171-003-053-250000- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MINNEAPOLIS MN 614 PM CDT SUN APR 24 1994 THE NATIONAL WEATHER SERVICE IN MINNEAPOLIS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 700 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN CENTRAL MINNESOTA ...EASTERN WRIGHT COUNTY IN EAST CENTRAL MINNESOTA ...SOUTHERN ANOKA COUNTY...NORTHERN HENNEPIN COUNTY AT 610 PM...WEATHER RADAR DETECTED A SEVERE THUNDERSTORM 5 MILES NORTHEAST OF BUFFALO MINNESOTA IN WRIGHT COUNTY...ABOUT 30 MILES NORTHWEST OF DOWNTOWN MINNEAPOLIS. THE STORM IS MOVING EAST AT 30 MPH WHICH WOULD CARRY IT ACROSS ST. MICHAEL...HANOVER BY 630 PM AND TO ROGERS..ANOKA AND BROOKLIN PARK BEFORE 645 PM. LARGE HAIL IS INDICATED WITH THIS STORM. MOVE CARS INTO GARAGES IMMEDIATELY. 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. TOGSTAD
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, Apr 24, 1:33 PM CDT, 4 hours 41 minutes before
WIZ109-241930- SPECIAL WEATHER STATEMENT...CORRECTED CODING NATIONAL WEATHER SERVICE MINNEAPOLIS MN 122 PM CDT SUN APR 24 1994 AT 120 PM RADAR SHOWED A STRONG THUNDERSTORM MOVING INTO ST CROIX COUNTY IN WESTERN WISCONSIN. AS THIS STORM MOVES THROUGH THE COUNTY LOOK FOR VERY HEAVY RAIN...STRONG WINDS...AND PEA TO MARBLE SIZE HAIL. SOME TOWNS IN ST CROIX COUNTY THAT WILL EXPERIENCE THIS STORM BY 2 PM INCLUDE...NEW RICHMOND...SOMERSET...GLENWOOD CITY. DRB
Special weather statement, Apr 24, 1:46 PM CDT, 4 hours 28 minutes before
MNZ004>096-242000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MINNEAPOLIS MN 145 PM CDT SUN APR 24 1994 A COLD FRONT HAS MOVED FURTHER SOUTH IN MINNESOTA THIS AFTERNOON. NORTH OF THE FRONT CONDITIONS HAVE BECOME QUITE STABLE. THUNDERSTORMS ARE NO LONGER EXPECTED IN THE NORTH TWIN CITIES METRO AREA OR IN THE VICINITY OF RENVILLE AND REDWOOD FALLS. THE SEVERE THUNDERSTORM WATCH WILL NO LONGER BE IN EFFECT IN ANOKA...CHISAGO...WRIGHT...RENVILLE AND REDWOOD COUNTIES IN MINNESOTA. THE SEVERE THUNDERSTORM WATCH REMAINED IN EFFECT FOR MUCH OF THE REST OF SOUTHEAST AND SOUTH CENTRAL MINNESOTA UNTIL 5 PM. THE WATCH EXTENDED ROUGHLY SOUTHEAST OF A FORREST LAKE...HUTCHINSON...WINDOM LINE.. SEVERE THUNDERSTORMS WITH LARGE HAIL AND STRONG WINDS WILL CONTINUE TO BE POSSIBLE. SCOTT
Special weather statement, Apr 24, 2:10 PM CDT, 4 hours 4 minutes before
MNZ004>096-242000- SPECIAL WEATHER STATEMENT...CORRECTED NATIONAL WEATHER SERVICE MINNEAPOLIS MN 145 PM CDT SUN APR 24 1994 A COLD FRONT HAS MOVED FURTHER SOUTH IN MINNESOTA THIS AFTERNOON. NORTH OF THE FRONT CONDITIONS HAVE BECOME QUITE STABLE. THUNDERSTORMS ARE NO LONGER EXPECTED IN THE NORTH TWIN CITIES METRO AREA OR IN THE VICINITY OF RENVILLE AND REDWOOD FALLS. THE SEVERE THUNDERSTORM WATCH WILL NO LONGER BE IN EFFECT IN ANOKA...CHISAGO...WRIGHT...RENVILLE... REDWOOD AND SOUTHEAST SHERBURNE COUNTIES IN MINNESOTA. THE SEVERE THUNDERSTORM WATCH REMAINED IN EFFECT FOR MUCH OF THE REST OF SOUTHEAST AND SOUTH CENTRAL MINNESOTA UNTIL 5 PM. THE WATCH EXTENDED ROUGHLY SOUTHEAST OF A FORREST LAKE...HUTCHINSON...WINDOM LINE. SEVERE THUNDERSTORMS WITH LARGE HAIL AND STRONG WINDS WILL CONTINUE TO BE POSSIBLE. SCOTT
Special weather statement, Apr 24, 3:02 PM CDT, 3 hours 12 minutes before
MNZ060-062-063-066>070-074>075-081-242200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MINNEAPOLIS/ST PAUL MN 300 PM CDT SUN APR 24 1994 ...A CHANGE IN THE SEVERE THUNDERSTORM WATCH FOR MINNESOTA... THE THREAT OF SEVERE WEATHER HAS CONTINUED TO DIMINISH ACROSS PART OF SOUTHWEST INTO EAST CENTRAL MINNESOTA...THEREFORE THE FOLLOWING COUNTIES HAVE BEEN CLEARED... BROWN...CARVER...COTTONWOOD...DAKOTA...HENNEPIN...JACKSON...MCLEOD... MARTIN...NICOLLET...RAMSEY...SCOTT...SIBLEY...WASHINGTON AND WATONWAN. SOME CITIES CLEARED INCLUDE FAIRMONT...MINNEAPOLIS/ST PAUL...HUTCHINSON AND NEW ULM. A NEW SEVERE THUNDERSTORM WATCH IS BEING ISSUED FOR PART OF SOUTHEAST MINNESOTA...NAMELY THAT AR6EA SOUTH OF A LINE FROM MANKATO TO RED WING. DETAILS ON THIS NEW WATCH WILL BE AVAILABLE BY 315 PM. TDK
Special weather statement, Apr 24, 3:03 PM CDT, 3 hours 11 minutes before
WIZ027-028-242100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MINNEAPOLIS MN 301 PM CDT SUN APR 24 1994 AT 300 PM A STRONG THUNDERSTORM WAS MOVING INTO SOUTHERN CHIPPEWA AND NORTHERN EAU CLAIRE COUNTIES. THIS STORM WAS MOVING TO THE EAST AT 25 MPH AND WILL MOVE INTO CHIPPEWA FALLS AND EAU CLAIRE BY 315 PM. THIS STORM HAS HAD A HISTORY OF HAIL AND VERY HEAVY RAIN AND RESIDENTS OF NORTHERN EAU CLAIRE AND SOUTHERN CHIPPEWA COUTNIES SHOUL@D BE PREPARED FOR A PERIOD OF VERY HEAVY RAIN...GUSTY WINDS...AND POSSIBLE HAIL. REMEMBER...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR THE AREA UNTIL 5 PM TODAY. DRB
Special weather statement, Apr 24, 5:41 PM CDT, 33 minutes before
MNZ060-068-242345- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MINNEAPOLIS MN 539 PM CDT SUN APR 24 1994 AT 535 PM MARBLE SIZE HAIL WAS REPORTED IN THE CITY OF CHANHASSEN... ABOUT 15 MILES WEST OF DOWNTOWN MINNEAPOLIS. RADAR SHOWED THIS STRONG THUNDERSTORM MOVING EAST AT 25 MILES AN HOUR. THIS STORM WILL MOVE INTO EDEN PRAIRIE AND BLOOMINGTON BY 6 PM. PEOPLE SHOULD EXPECT HEAVY RAIN AND PEA TO MARBLE SIZE HAIL WITH THESE STORMS. @ DRB
The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 24, 5:15 PM CDT | Severe Thunderstorm Warning | MPX | Mower | 30 min |
| Apr 24, 5:45 PM CDT | Severe Thunderstorm Warning | MPX | Fillmore, Mower | 30 min |
| Apr 24, 5:57 PM CDT | Severe Thunderstorm Warning | MPX | Freeborn | 33 min |
| Apr 24, 6:29 PM CDT | Severe Thunderstorm Warning | MPX | Fillmore, Mower | 31 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.