Alert archive / Minnesota / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 154, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Jul 19, 1994, 5:31 PM CDT for Chisago County, Minnesota. It was in force for 44 min.
The area
The counties it named.
The facts
- Issued
- Jul 19, 1994, 5:31 PM CDT (22:31 UTC)
- Expired
- Jul 19, 1994, 6:15 PM CDT
- In force
- 44 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, 10.5 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
- 44 J/kg
- Mixed-layer CIN
- -204 J/kg
- Mixed-layer LCL
- 892 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- 10 m²/s²
- 0-3 km storm-relative helicity
- 80 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KMSP 192229 RRA SVRMSP MNC025-192315- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MINNEAPOLIS MN 531 PM CDT TUE JUL 19 1994 THE NATIONAL WEATHER SERVICE IN MINNEAPOLIS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 615 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN EAST CENTRAL MINNESOTA ...CHISAGO COUNTY AT 529 PM CDT A SEVERE THUNDERSTORM WAS OVER CHISAGO COUNTY ABOUT 30 MILES NORTH NORTHEAST OF THE TWIN CITIES. STRONG WINDS AND LARGE HAIL CAN BE EXPECTED WITH THIS STORM AS IT MOVES TOWARD THE CITIES SHAFER AND TAYLOR FALLS. SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND...LARGE HAIL... DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM. EDWARDS
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 19, 4:24 PM CDT, 1 hour 7 minutes before
MNZ052-053-059>063-065>070-073-192225- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MINNEAPOLIS/ST PAUL MN 427 PM CDT TUE JUL 19 1994 ...THUNDERSTORMS DEVELOPING RAPIDLY OVER PORTIONS OF EAST CENTRAL MINNESOTA... AT 420 PM...A THUNDERSTORM HAD DEVELOPED RAPIDLY OVER NORTHERN ANOKA AND SOUTHERN ISANTI COUNTIES...OVER THE TOWNS OF BETHEL AND COOPERS CORNERS OR ABOUT 20 MILES NORTH OF DOWNTOWN MINNEAPOLIS. THE THUNDERSTORM WAS MOVING TO THE EAST-NORTHEAST AT 25 MPH. NO SEVERE WEATHER HAS BEEN REPORTED WITH THIS THUNDERSTORM...HOWEVER IT HAS THE CAPABILITY OF PRODUCING LARGE HAIL AND DAMAGING WINDS AS IT TRACKS ACROSS SOUTHERN ISANTI COUNTY...NORTHERN ANOKA COUNTY INTO SOUTHERN CHISAGO COUNTIES THROUGH 515 PM. SOME TOWNS IN THE PATH OF THIS THUNDERSTORM INCLUDE WEBER AND STACEY. STRONG THUNDERSTORMS CAPABLE OF PRODUCING SEVERE WEATHER ARE EXPECTED ACROSS PORTIONS EAST CENTRAL MINNESOTA INTO WEST CENTRAL WISCONSIN THROUGH THE EVENING. REMEMBER...LIGHTNING MAY STRIKE WELL AHEAD OF AN APPROACHING THUNDERSTORM. PRECAUTIONS SHOULD BE TAKEN EVEN THOUGH THE THUNDERSTORM IS NOT DIRECTLY OVERHEAD. KAVINSKY
Special weather statement, Jul 19, 4:27 PM CDT, 1 hour 4 minutes before
MNZ052-053-059>063-065>070-073-192225- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MINNEAPOLIS/ST PAUL MN 427 PM CDT TUE JUL 19 1994 ...THUNDERSTORMS DEVELOPING RAPIDLY OVER PORTIONS OF EAST CENTRAL MINNESOTA... AT 420 PM...A THUNDERSTORM HAD DEVELOPED RAPIDLY OVER NORTHERN ANOKA AND SOUTHERN ISANTI COUNTIES...OVER THE TOWNS OF BETHEL AND COOPERS CORNERS OR ABOUT 20 MILES NORTH OF DOWNTOWN MINNEAPOLIS. THE THUNDERSTORM WAS MOVING TO THE EAST-NORTHEAST AT 25 MPH. NO SEVERE WEATHER HAS BEEN REPORTED WITH THIS THUNDERSTORM...HOWEVER IT HAS THE CAPABILITY OF PRODUCING LARGE HAIL AND DAMAGING WINDS AS IT TRACKS ACROSS SOUTHERN ISANTI COUNTY...NORTHERN ANOKA COUNTY INTO SOUTHERN CHISAGO COUNTIES THROUGH 515 PM. SOME TOWNS IN THE PATH OF THIS THUNDERSTORM INCLUDE WEBER AND STACEY. STRONG THUNDERSTORMS CAPABLE OF PRODUCING SEVERE WEATHER ARE EXPECTED ACROSS PORTIONS EAST CENTRAL MINNESOTA INTO WEST CENTRAL WISCONSIN THROUGH THE EVENING. REMEMBER...LIGHTNING MAY STRIKE WELL AHEAD OF AN APPROACHING THUNDERSTORM. PRECAUTIONS SHOULD BE TAKEN EVEN THOUGH THE THUNDERSTORM IS NOT DIRECTLY OVERHEAD. KAVINSKY
Special weather statement, Jul 19, 4:57 PM CDT, 34 minutes before
MNC019-053-139-143-192300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MINNEAPOLIS MN 500 PM CDT TUE JUL 19 1994 AT 455 PM CDT STRONG THUNDERSTORMS WERE MOVING THROUGH SIBLEY COUNTY OF EAST CENTRAL MINNESOTA...ABOUT 30 MILES SOUTHWEST OF THE TWIN CITIES. PEOPLE IN THE CITIES OF GAYLORD AND HENDERSON IN EASTERN SIBLEY COUNTY CAN EXPECT HEAVY RAIN AND FREQUENT LIGHTNING WITH THIS STORM. SHORTLY AFTER 500PM THIS STORM WILL MOVE INTO WESTERN SCOTT COUNTY AND EXTREME SOUTHERN CARVER COUNTY...BETWEEN THE CITIES OF COLOGNE AND NEW PRAGUE TOWARDS THE CITY OF CHASKA. IF THIS STORM CONTINUES TO MOVE ON ITS CURRENT TRACK IT WILL APPROACH THE SOUTHERN SHORES OF LAKE MINNETONKA AROUND 530PM. EDWARDS
Special weather statement, Jul 19, 5:00 PM CDT, 31 minutes before
MNC019-053-139-143-192300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MINNEAPOLIS MN 500 PM CDT TUE JUL 19 1994 AT 455 PM CDT STRONG THUNDERSTORMS WERE MOVING THROUGH SIBLEY COUNTY OF EAST CENTRAL MINNESOTA...ABOUT 30 MILES SOUTHWEST OF THE TWIN CITIES. PEOPLE IN THE CITIES OF GAYLORD AND HENDERSON IN EASTERN SIBLEY COUNTY CAN EXPECT HEAVY RAIN AND FREQUENT LIGHTNING WITH THIS STORM. SHORTLY AFTER 500PM THIS STORM WILL MOVE INTO WESTERN SCOTT COUNTY AND EXTREME SOUTHERN CARVER COUNTY...BETWEEN THE CITIES OF COLOGNE AND NEW PRAGUE TOWARDS THE CITY OF CHASKA. IF THIS STORM CONTINUES TO MOVE ON ITS CURRENT TRACK IT WILL APPROACH THE SOUTHERN SHORES OF LAKE MINNETONKA AROUND 530PM. EDWARDS
Special weather statement, Jul 19, 5:21 PM CDT, 10 minutes before
MNC003-019-025-053-059-139-143-192330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MINNEAPOLIS MN 523 PM CDT TUE JUL 19 1994 A STRONG THUNDERSTORM CAPABLE OF PRODUCING WIND GUSTS TO 45 MPH IS MOVING INTO NORTHERN SCOTT COUNTY AND SOUTHERN CARVER COUNTY AT 520 PM CDT. IT APPEARS THAT STORMS ARE CLUSTERING TO THE SOUTHWEST AND WEST OF THE TWIN CITIES METRO AREA. PERSONS IN THE WESTERN SECTIONS OF THE METRO AREA..INCLUDING MINNETONKA...EDEN PRAIRIE AND SHAKOPEE SHOULD BE PREPARED FOR GUSTY WINDS AND HEAVY RAIN. MOTORIST AT RUSH HOUR CAN EXPECT TO DRIVE INTO THUNDERSTORMS IN THE SOUTHWEST METRO AREA BETWEEN 530 AND 600 PM CDT. SMALL HAIL WAS REPORTED IN GREEN ISLE IN SIBLEY COUNTY AT 520 PM BY THE COUNTY SHERIFF. AN UNCONFIRMED REPORT OF FUNNEL CLOUD WAS RECEIVED ABOUT THE SAME TIME IN NORWOOD IN SOUTHERN CARVER COUNTY. PEOPLE IN CHASKA SHOULD BE PREPARED TO MOVE TO SHELTER IF A WARNING IS ISSUED OR THREATENING WEATHER APPROACHES. EDWARDS
Special weather statement, Jul 19, 5:30 PM CDT, 1 minute before
MNZ042>044-046-048>051-054>058-064-192330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST CLOUD MN 530 PM CDT TUE JUL 19 1994 ...STRONG THUNDERSTORMS CONTINUE IN CENTRAL MINNESOTA... AT 525 PM TWO LINES OF STRONG THUNDERSTORMS LOCATED IN CENTRAL MINNESOTA. THE FIRST EXTENDED FROM MILLE LACS LAKE SOUTH OVER MILLE LACS COUNTY TO MINNEAPOLIS AND SHOULD MOVE INTO KANABEC AND ISANTI COUNTIES BY 6 PM. THE SECOND WAS LOCATED FROM JUST WEST OF BRAINERD SOUTHWEST TO GRANITE FALLS IN YELLOW MEDICINE COUNTY. THESE STRONG STORMS WERE MOVING EAST AT 30 MPH. PERSONS IN WESTERN MORRISON COUNTY ESPECIALLY THE CITIES OF LITTLE FALLS...RANDALL AND PILLAGER CAN EXPECT THESE STORMS BY 6 PM. STRONG STORMS CAN ALSO BE EXPECTED IN GLENWOOD AND WILLMAR BY 615 PM. THESE STORMS ARE CAABLE OF PRODUCING GUSTY WINDS...VERY HEAVY RAIN IN A SHORT PERIOD OF TIME AND FREQUENT LIGHTNING STRIKES. KEEP TUNED TO NOAA WEATHER RADIO AND LOCAL RADIO STATIONS FOR POSSIBLE WARNING AND UPDATED STATEMENTS. FRASER
The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 18, 8:13 PM CDT | Severe Thunderstorm Warning | MPX | Stearns | 47 min |
| Jul 19, 1:31 AM CDT | Severe Thunderstorm Warning | MPX | Benton, Sherburne, Stearns | 59 min |
| Jul 19, 1:57 AM CDT | Severe Thunderstorm Warning | MPX | Wright | 48 min |
| Jul 19, 2:26 AM CDT | Severe Thunderstorm Warning | MPX | Carver, McLeod | 39 min |
| Jul 19, 2:37 AM CDT | Severe Thunderstorm Warning | MPX | Hennepin | 54 min |
| Jul 19, 3:49 PM CDT | Severe Thunderstorm Warning | MPX | Brown, Nicollet | 41 min |
| Jul 19, 4:04 PM CDT | Tornado Warning | MPX | Mille Lacs | 26 min |
| Jul 19, 4:15 PM CDT | Tornado Warning | MPX | Benton | 30 min |
| Jul 19, 4:39 PM CDT | Tornado Warning | MPX | Anoka, Chisago, Isanti | 51 min |
| Jul 19, 5:27 PM CDT | Severe Thunderstorm Warning | MPX | Carver | 48 min |
| Jul 19, 5:48 PM CDT | Severe Thunderstorm Warning | MPX | Hennepin | 42 min |
| Jul 19, 6:11 PM CDT | Severe Thunderstorm Warning | MPX | Chisago | 49 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.