Alert archive / Minnesota / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 193, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Aug 25, 1994, 5:15 PM CDT for Chisago County, Minnesota. It was in force for 45 min.
The area
The counties it named.
The facts
- Issued
- Aug 25, 1994, 5:15 PM CDT (22:15 UTC)
- Expired
- Aug 25, 1994, 6:00 PM CDT
- In force
- 45 min
- Issued by
- NWS Twin Cities, MN
- Area
- Whole counties
County Chisago County, MN
The nearest sounding before it
Minneapolis, MN (KSTC), launched 12:00Z, 10.3 hours before the alert went out and 91 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
- 1334 J/kg
- Mixed-layer CIN
- -154 J/kg
- Mixed-layer LCL
- 1348 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 77 m²/s²
- 0-3 km storm-relative helicity
- 134 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 252218 RRA SVRMSP MNC025-252300- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MINNEAPOLIS MN 515 PM CDT THU AUG 25 1994 THE NATIONAL WEATHER SERVICE IN MINNEAPOLIS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 600 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN EAST CENTRAL MINNESOTA ...CHISAGO COUNTY AT 515 PM A SEVERE THUNDERSTORM WAS MOVING INTO CHISAGO COUNTY NEAR THE TOWNS OF RUSH CITY...HARRIS...AND NORTH BRANCH. THESE TOWNS ARE ABOUT 30 TO 45 MILES NORTH OF THE TWIN CITIES METRO AREA. MOVEMENT OF THE STORMS WAS TO THE EAST AT 30 MILES AN HOUR TOWARD THE TOWNS OF CENTER CITY...TAYLORS FALLS...AND NORTH BRANCH. TREES AND POWER LINES WERE REPORTED DOWN FROM THIS STORM IN ISANTI COUNTY NEAR ISANTI. EXPECT STRONG AND DAMAGING WINDS FROM THIS STORM AS WELL AS LARGE HAIL SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND...LARGE HAIL... DEADLY LIGHTNING...AND VERY HE2AVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM. PEOPLE IN MOBILE HOMES SHOULD GO TO A STORM SHELTER. BRIGHT &
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, Aug 25, 3:02 PM CDT, 2 hours 13 minutes before
MNZ059-060-065>070-073-252030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MINNEAPOLIS/ST PAUL MN 302 PM CDT THU AUG 25 1994 ...HAIL REPORTED IN RENVILLE COUNTY... AT 2:50 PM A NATIONAL WEATHER SERVICE SEVERE WEATHER SPOTTER REPORTED PEA SIZE HAIL ABOUT 1 MILE EAST OF THE TOWN OF FAIRFAX IN FAR SOUTHERN RENVILLE COUNTY. THE THUNDERSTORM PRODUCING THE HAIL WAS ABOUT 15 MILES EAST OF REDWOOD FALLS. THIS STORM WAS PART OF A DEVELOPING LINE OF STRONG THUNDERSTORMS EXTENDING FROM NEAR OLIVIA IN RENVILLE COUNTY TO JUST WEST OF MANKATO. THESE STORM ARE MOVING TO THE EAST AND WILL AFFECT THE TOWNS OF HECTOR...GIBBON AND CHURCHILL THROUGH 4 PM. STRONG AND POSSIBLY SEVERE THUNDERSTORMS WILL CONTINUE TO AFFECT CENTRAL AND SOUTHERN MINNESOTA THROUGH THIS EVENING. REMAIN ALERT FOR APPROACHING THUNDERSTORMS. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR THE AREA THROUGH 8 PM. KAVINSKY
Special weather statement, Aug 25, 3:04 PM CDT, 2 hours 11 minutes before
MNZ059-060-065>070-073-252030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MINNEAPOLIS/ST PAUL MN 302 PM CDT THU AUG 25 1994 ...HAIL REPORTED IN RENVILLE COUNTY... AT 2:50 PM A NATIONAL WEATHER SERVICE SEVERE WEATHER SPOTTER REPORTED PEA SIZE HAIL ABOUT 1 MILE EAST OF THE TOWN OF FAIRFAX IN FAR SOUTHERN RENVILLE COUNTY. THE THUNDERSTORM PRODUCING THE HAIL WAS ABOUT 15 MILES EAST OF REDWOOD FALLS. THIS STORM WAS PART OF A DEVELOPING LINE OF STRONG THUNDERSTORMS EXTENDING FROM NEAR OLIVIA IN RENVILLE COUNTY TO JUST WEST OF MANKATO. THESE STORM ARE MOVING TO THE EAST AND WILL AFFECT THE TOWNS OF HECTOR...GIBBON AND CHURCHILL THROUGH 4 PM. STRONG AND POSSIBLY SEVERE THUNDERSTORMS \WILL CONTINUE TO AFFECT CENTRAL AND SOUTHERN MINNESOTA THROUGH THIS EVENING. REMAIN ALERT FOR APPROACHING THUNDERSTORMS. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR THE AREA THROUGH 8 PM. KAVINSKY
Special weather statement, Aug 25, 3:20 PM CDT, 1 hour 55 minutes before
MNZ052-053-059>063-065>070-073-WIZ014>016-023-028-252125- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MINNEAPOLIS/ST PAUL MN 320 PM CDT THU AUG 25 1994 ...STRONG THUNDERSTORMS MOVING THROUGH CENTRAL AND SOUTH CENTRAL MINNESOTA... AT 320 PM...TWO LINES OF STRONG THUNDERSTORMS WERE AFFECTING PORTIONS OF CENTRAL MINNESOTA. THE FIRST LINE OF STRONG THUNDERSTORMS EXTENDED FROM BENSON IN SWIFT COUNTY TO NEAR LONG PRAIRE. THE LEADING EDGE OF THIS LINE OF STORMS WAS ABOUT 35 MILES WEST OF ST. CLOUD. THESE STORMS WERE MOVING RAPIDLY TO THE SOUTHEAST AT 40 MILES AN HOUR. THE SECOND LINE OF STRONG STORMS WAS OVER SOUTH CENTRAL MINNESOTA ...FROM WILLMAR TO NEAR MANKOTA. THIS LINE WAS SLOWLY MOVING TO THE EAST...BUT DEVELOPING TO THE NORTH. SOME TOWNS IN THE PATH OF THIS AREA OF STORMS ARE HUTCHINSON...FERNANDO AND CHURCHILL. BOTH THESE LINES OF THUNDERSTORMS HAVE THE CAPABILITY OF PRODUCING DAMAGING WINDS AND HAIL LARGER THAN DIME SIZE. THE THUNDERSTORMS WILL CONTINUE TO SPREAD EASTWARD ACROSS CENTRAL MINNESOTA INTO PORTIONS OF EAST CENTRAL MINNESOTA THROUGH 5 PM...AND INTO WEST CENTRAL WISCONSIN EARLY IN THE EVENING. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR ALL OF SOUTHERN MINNESOTA INCLUDING THE TWIN CITIES THROUGH 8 PM. KAVINSKY
Special weather statement, Aug 25, 3:23 PM CDT, 1 hour 52 minutes before
MNZ052-053-059>063-065>070-073-WIZ014>016-023-028-252125- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MINNEAPOLIS/ST PAUL MN 320 PM CDT THU AUG 25 1994 ...STRONG THUNDERSTORMS MOVING THROUGH CENTRAL AND SOUTH CENTRAL MINNESOTA... AT 320 PM...TWO LINES OF STRONG THUNDERSTORMS WERE AFFECTING PORTIONS OF CENTRAL MINNESOTA. THE FIRST LINE OF STRONG THUNDERSTORMS EXTENDED FROM BENSON IN SWIFT COUNTY TO NEAR LONG PRAIRE. THE LEADING EDGE OF THIS LINE OF STORMS WAS ABOUT 35 MILES WEST OF ST. CLOUD. THESE STORMS WERE MOVING RAPIDLY TO THE SOUTHEAST AT 40 MILES AN HOUR. THE SECOND LINE OF STRONG STORMS WAS OVER SOUTH CENTRAL MINNESOTA ...FROM WILLMAR TO NEAR MANKOTA. THIS LINE WAS SLOWLY MOVING TO THE EAST...BUT DEVELOPING TO THE NORTH. SOME TOWNS IN THE PATH OF THIS AREA OF STORMS ARE HUTCHINSON...FERNANDO AND CHURCHILL. BOTH THESE LINES OF THUNDERSTORMS HAVE THE CAPABILITY OF PRODUCING DAMAGING WINDS AND HAIL LARGER THAN DIME SIZE. THE THUNDERSTORMS WILL CONTINUE TO SPREAD EASTWARD ACROSS CENTRAL MINNESOTA INTO PORTIONS OF EAST CENTRAL MINNESOTA THROUGH 5 PM...AND INTO WEST CENTRAL WISCONSIN EARLY IN THE EVENING. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR ALL OF SOUTHERN MINNESOTA INCLUDING THE TWIN CITIES THROUGH 8 PM. KAVINSKY
Special weather statement, Aug 25, 5:09 PM CDT, 6 minutes before
MNZ060-066-067-068-252315- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MINNEAPOLIS MN 509 PM CDT THU AUG 25 1994 AT 505 PM VERY STRONG THUNDERSTORMS CONTINUED TO PERSIST IN SOUTHERN MCLEOD AND SIBLEY COUNTIES NEAR THE TOWNS OF SUMPTER...NEW AUBURN...AND GAYLORD. THESE STORMS ARE MOVING SLOWLY AND WILL MOVE INTO THE ARLINGTON... GREEN ISLE AND NEW ROME AREAS. EXPECT TORRENTIAL RAIN PRODUCING PONDING OF WATER ON ROADWAYS...SMALL HAIL...AND STRONG..GUSTY WINDS FROM THESE STORMS. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR MUCH OF SOUTHERN MINNESOTA UNTIL 8 PM CDT. SEVERE THUNDERSTORMS PRODUCE STRONG AND DAMAGING WINDS...LARGE HAIL...AND DEADLY LIGHTNING. BE PREPARED TO TAKE COVER QUICKLY SHOULD SEVERE WEATHER APPROACH YOUR AREA. DRB
Special weather statement, Aug 25, 5:12 PM CDT, 3 minutes before
MNZ060-066-067-068-252315- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MINNEAPOLIS MN 509 PM CDT THU AUG 25 1994 AT 505 PM VERY STRONG THUNDERSTORMS CONTINUED TO PERSIST IN SOUTHERN MCLEOD AND SIBLEY COUNTIES NEAR THE TOWNS OF SUMPTER...NEW AUBURN...AND GAYLORD. THESE STORMS ARE MOVING SLOWLY AND WILL MOVE INTO THE ARLINGTON... GREEN ISLE AND NEW ROME AREAS. EXPECT TORRENTIAL RAIN PRODUCING PONDING OF WATER ON ROADWAYS...SMALL HAIL...AND STRONG..GUSTY WINDS FROM THESE STORMS. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR MUCH OF SOUTHERN MINNESOTA UNTIL 8 PM CDT. SEVERE THUNDERSTORMS PRODUCE STRONG AND DAMAGING WINDS...LARGE HAIL...AND DEADLY LIGHTNING. BE PREPARED TO TAKE COVER QUICKLY SHOULD SEVERE WEATHER APPROACH YOUR AREA. DRB
The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 25, 3:17 PM CDT | Severe Thunderstorm Warning | MPX | Stearns, Todd | 43 min |
| Aug 25, 3:17 PM CDT | Severe Thunderstorm Warning | MPX | Pope | 43 min |
| Aug 25, 3:39 PM CDT | Severe Thunderstorm Warning | MPX | McLeod, Renville, Sibley | 51 min |
| Aug 25, 3:44 PM CDT | Severe Thunderstorm Warning | MPX | Morrison | 46 min |
| Aug 25, 4:01 PM CDT | Severe Thunderstorm Warning | MPX | Stearns | 59 min |
| Aug 25, 4:13 PM CDT | Severe Thunderstorm Warning | MPX | McLeod, Sibley | 47 min |
| Aug 25, 4:18 PM CDT | Severe Thunderstorm Warning | MPX | Benton, Sherburne | 57 min |
| Aug 25, 4:45 PM CDT | Tornado Warning | MPX | Benton, Mille Lacs | 30 min |
| Aug 25, 5:01 PM CDT | Severe Thunderstorm Warning | MPX | Anoka | 44 min |
| Aug 25, 5:05 PM CDT | Severe Thunderstorm Warning | MPX | Isanti | 40 min |
| Aug 25, 5:40 PM CDT | Severe Thunderstorm Warning | MPX | Blue Earth, Brown, Nicollet | 35 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.