Alert archive / Minnesota / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 158, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Jul 19, 1994, 8:35 PM CDT for Freeborn County, Minnesota. It was in force for 31 min.
The area
The counties it named.
The facts
- Issued
- Jul 19, 1994, 8:35 PM CDT (01:35 UTC)
- Expired
- Jul 19, 1994, 9:06 PM CDT
- In force
- 31 min
- Issued by
- NWS Twin Cities, MN
- Area
- Whole counties
County Freeborn County, MN
The nearest sounding before it
Minneapolis, MN (KSTC), launched 00:00Z, 1.6 hours before the alert went out and 132 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
- 503 J/kg
- Mixed-layer CIN
- -73 J/kg
- Mixed-layer LCL
- 682 m above ground
- 0-6 km bulk shear
- 51 kt
- 0-1 km storm-relative helicity
- 14 m²/s²
- 0-3 km storm-relative helicity
- 343 m²/s²
- Significant tornado parameter
- 0.8
- Supercell composite
- 7.4
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KRST 200137 RRA SVRRST MNC047-099-200215- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ROCHESTER MN 835 PM CDT TUE JUL 19 1994 THE NATIONAL WEATHER SERVICE IN ROCHESTER MN HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 915 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTH CENTRAL MINNESOTA ...EASTERN FREEBORN COUNTY IN SOUTHEAST MINNESOTA ...MOWER COUNTY AT 825 PM CDT RADAR INDICATED SEVERE THUNDERSTORMS 7 MILES SOUTHEAST OF ALBERT LEA NEAR THE TOWN OF GLENNVILLE...AND 15 MILES SOUTHEAST OF AUSTIN NEAR ADAMS. THES STORMS SHOULD BE NEAR AUSTIN BY 845PM AND NEAR GRAND MEADOW AND LE YAS THEY MOVE EAST AT 20 MPH. A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. REMEMBER SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES WITH LITTLE OR NO WARNING. STAY INDOORS...REMAIN CALM AND BE READY TO MOVE QUICKLY TO THE BASEMENT. WINDS IN EXCESS OF 60 MPH...MAKE THIS A VERY DANGEROUS STORM. GET READY FOR DAMAGING WINDS. HOUSES COULD BE BADLY DAMAGED... SO HEAD FOR THE BASEMENT. MOBILE HOMES COULD BE OVERTURNED. PEOPLE IN MOBILE HOMES SHOULD FLEE TO A STORM SHELTER. &
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, 7:25 PM CDT, 1 hour 10 minutes before
MNZ042>044-046-048>051-054>058-064-200130- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST CLOUD MN 725 PM CDT TUE JUL 19 1994 ...STRONG THUNDERSTORMS CONTINUE IN CENTRAL MINNESOTA... ...TORNADO WATCH FOR EAST CENTRAL MINNESOTA INCLUDING SHERBURNE COUNTY UNTIL 10 PM... AT 715 PM RADAR INDICATED A LINE OF SHOWERS AND THUNDERSTORMS FROM MILLE LACS LAKE TO ST CLOUD TO REDWOOD FALLS MOVING TO THE EAST AT 30 MPH. THE STRONGEST STORMS WERE LOCATED IN THE ST CLOUD AREA...NEAR FOLEY MN AND JUST TO THE SOUTH OF PRINCETON MN. AT 636 PM THE YELLOW MEDICINE COUNTY SHERIFF REPORTED PEA SIZE HAIL IN ECHO WHICH IS 15 MILES NORTHWEST OF REDWOOD FALLS MN. THESE STORMS ARE CAPABLE OF PRODUCING STRONG WINDS...BRIEF HEAVY RAIN ...DEADLY LIGHTNING AND SMALL HAIL. THIS LINE OF STORMS SHOULD MOVE INTO MILACA AND ELK RIVER BY 745 PM. IF THREATENING WEATHER APPROACHES...SEEK SHELTER IMMEDIATELY. KEEP TUNED TO NOAA WEATHER RADIO AND LOCAL RADIO STATIONS FOR POSSIBLE WARNINGS AND UPDATED STATEMENTS. MCBEATH PETERS
Special weather statement, Jul 19, 8:17 PM CDT, 18 minutes before
MNZ063-070-200215- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MINNEAPOLIS MN 819 PM CDT TUE JUL 19 1994 THUNDERSTORMS OVER PORTIONS OF THE SOUTHERN PART OF THE TWIN CITIES METRO AREA THIS EVENING. AT 813 PM NATIONAL WEATHER SERVICE RADAR INDICATED STRONG THUNDERSTORMS OVER DAKOTA AND SOUTHERN WASHINGTON COUNTIES. THESE THUNDERSTORMS WERE CAPABLE OF PRODUCING HEAVY RAIN AND DANGEROUS LIGHTNING. THESE THUNDERSTORMS WERE MOVING TO THE NORTHEAST AT 30 MPH. SOME OF THE CITIES THAT WILL BE AFFECTED BY THESE THUNDERSTORMS BY 845 PM ARE COTTAGE GROVE...ROSEMOUNT AND INVER GROVE HEIGHTS. PERSONS SOUTH AND EAST OF THE TWIN CITIES METRO SHOULD TAKE SHELTER IF THREATNING WEATHER APPROACHES AND STAY TUNED TO NOAA WEATHER RADIO FOR THE LATEST ON THESE THUNDERSTORMS. TIPTON
Special weather statement, Jul 19, 8:19 PM CDT, 16 minutes before
MNZ063-070-200215- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MINNEAPOLIS MN 819 PM CDT TUE JUL 19 1994 THUNDERSTORMS OVER PORTIONS OF THE SOUTHERN PART OF THE TWIN CITIES METRO AREA THIS EVENING. AT 813 PM NATIONAL WEATHER SERVICE RADAR INDICATED STRONG THUNDERSTORMS OVER DAKOTA AND SOUTHERN WASHINGTON COUNTIES. THESE THUNDERSTORMS WERE CAPABLE OF PRODUCING HEAVY RAIN AND DANGEROUS LIGHTNING. THESE THUNDERSTORMS WERE MOVING TO THE NORTHEAST AT 30 MPH. SOME OF THE CITIES THAT WILL BE AFFECTED BY THESE THUNDERSTORMS BY 845 PM ARE COTTAGE GROVE...ROSEMOUNT AND INVER GROVE HEIGHTS. PERSONS SOUTH AND EAST OF THE TWIN CITIES METRO SHOULD TAKE SHELTER IF THREATNING WEATHER APPROACHES AND STAY TUNED TO NOAA WEATHER RADIO FOR THE LATEST ON THESE THUNDERSTORMS. TIPTON
Special weather statement, Jul 19, 8:30 PM CDT, 5 minutes before
MNZALL-200230- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MINNEAPOLIS MN 830 PM CDT TUE JUL 19 1994 THE NATIONAL WEATHER SERVICE HAS CANCELLED A PORTION OF THE TORNADO WATCH THIS TUESDAY EVENING. THE MINNESOTA COUNTIES DROPPED FROM THE WATCH ARE...SIBLEY...NICOLLET...BROWN...BLUE EARTH...WATONWAN AND MARTIN THE TWIN CITIES AND ROCHESTER...AS WELL AS A GOOD PART OF SOUTHEAST MINNESOTA REMAIN IN THE TORNADO WATCH THIS TUESDAY EVENING.
Special weather statement, Jul 19, 8:33 PM CDT, 2 minutes before
MNZALL-200230- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MINNEAPOLIS MN 830 PM CDT TUE JUL 19 1994 THE NATIONAL WEATHER SERVICE HAS CANCELLED A PORTION OF THE TORNADO WATCH THIS TUESDAY EVENING. THE MINNESOTA COUNTIES DROPPED FROM THE WATCH ARE...SIBLEY...NICOLLET...BROWN...BLUE EARTH...WATONWAN AND MARTIN THE TWIN CITIES AND ROCHESTER...AS WELL AS A GOOD PART OF SOUTHEAST MINNESOTA REMAIN IN THE TORNADO WATCH THIS TUESDAY EVENING. Z
Special weather statement, Jul 19, 8:35 PM CDT, 0 minutes before
MNZ042>044-046-048>051-054>058-064-200300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST CLOUD MN 835 PM CDT TUE JUL 19 1994 ...TORNADO WATCH FOR EAST CENTRAL MINNESOTA INCLUDING SHERBURNE COUNTY UNTIL 10 PM... AT 825 PM RADAR INDICATED A LINE OF SHOWERS AND THUNDERSTORMS FROM SOUTHERN MILLE LACS COUNTY...THROUGH EASTERN SHERBURNE COUNTY...AND INTO CENTRAL WRIGHT COUNTY. THE STRONGEST STORM WAS LOCATED NEAR PRINCETON IN SOUTHERN MILLE LACS COUNTY. THESE STORMS WERE MOVING TO THE EAST AT 30 MPH. THESE STORMS ARE CAPABLE OF PRODUCING STRONG WINDS...BRIEF HEAVY RAIN ...DEADLY LIGHTNING AND SMALL HAIL. THIS LINE OF STORMS SHOULD MOVE OUT OF THE AREA AND INTO KANABEC AND ISANTI COUTNIES BY 9 PM. IF YOU ARE IN THE PATH OF THESE STORMS...BE PREPARED TO TAKE IMMEIDIATE SHELTER. STAY TUNED FOR POSSIBLE UPDATES. PARKIN
The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 19, 8:02 PM CDT | Tornado Warning | MPX | Blue Earth, Waseca | 28 min |
| Jul 19, 8:35 PM CDT | Severe Thunderstorm Warning | MPX | Mower | 40 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.