Alert archive / Minnesota / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 80, NWS Twin Cities, MN

June 30, 1994Stearns County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 30, 1994, 5:22 PM CDT for Stearns County, Minnesota. It was in force for 38 min.

The area

The counties it named.

The facts

Issued
Jun 30, 1994, 5:22 PM CDT (22:22 UTC)
Expired
Jun 30, 1994, 6:00 PM CDT
In force
38 min
Issued by
NWS Twin Cities, MN
Area
Whole counties

County Stearns County, MN

The nearest sounding before it

Minneapolis, MN (KSTC), launched 12:00Z, 10.4 hours before the alert went out and 111 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.

Skew-T log-pSkew-T log-p diagram, Minneapolis, MN at 12:00Z on 1994-06-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Minneapolis, MN at 12:00Z on 1994-06-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 124 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
845 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
124 m²/s²
0-3 km storm-relative helicity
177 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KSTC 302222 RRA
SVRSTC
MNC145-302300-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST CLOUD MINNESOTA
522 PM CDT THU JUN 30 1994
 
THE NATIONAL WEATHER SERVICE IN ST CLOUD MINNESOTA  HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  600 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN CENTRAL MINNESOTA
 
   ...EASTERN STEARNS COUNTY
 
AT 515 PM RADAR SHOWED A SEVERE THUNDERSTORM IN CENTRAL STEARNS COUNTY
NEAR ALBANY WHICH IS 18 MILES WEST OF ST CLOUD.
 
THIS SEVERE THUNDERSTORM WAS MOVING EAST AT 25 MPH.
 
PERSONS IN AVON AND ST JOSEPH CAN EXPECT THIS STORM IN THEIR AREA BY 535
PM AND THE STORM WILL BE IN THE ST CLOUD AREA BY 545 PM.
 
 
 
IF hOUTSIDE..FIND A STRONG BUILDING.  DO NOT SEEK SHELTER UNDER TREES.
STAY INDOORS AWAY FROM WINDOWS.  DO NOT USE ELECTRICAL APPLIANCES.
 
FRASER
 
 
NNNN

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, Jun 30, 11:52 AM CDT, 5 hours 30 minutes before
MNZ042>044-046-048>051-054>058-064-301800-

SPECIAL WEATHER STATEMENT...CORRECTED FOR WIND GUSTS IN THUNDERSTORMS
NATIONAL WEATHER SERVICE ST CLOUD MN
1145 AM CDT THU JUN 30 1994

...STRONG THUNDERSTORMS MOVING INTO CENTRAL MINNESOTA...

DURING THE MORNING...A LINE OF STRONG THUNDERSTORMS HAD MOVED FROM
NORTH DAKOTA INTO MINNESOTA AND AT 1130 AM WAS LOCATED IN A LINE
FROM WADENA TO FERGUS FALLS.  THESE THUNDERSTORMS WERE MOVING
SOUTHEAST AT 30 MPH.  BY 1230 PM THESE STORMS WILL BE LOCATED IN A
LINE FROM STAPLES TO LONG PRAIRE IN TODD COUNTY SOUTHWEST TO GLENWOOD
IN POPE COUNTY.

PERSONS IN THE PATH OF THESE STORMS CAN EXPECT BRIEF HEAVY RAIN...
SMALL HAIL...FREQUENT LIGHTNING STRIKES ANnD WIND GUSTS TO 35 MPH.

FRASER
Special weather statement, Jun 30, 12:59 PM CDT, 4 hours 23 minutes before
MNZ042>044-046-048>051-054>058-064-301900-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST CLOUD MN
1255 AM CDT THU JUN 30 1994

...STRONG THUNDERSTORMS OVER CENTRAL MINNESOTA...

AT 1245 PM AN AREA OF THUNDERSTORMS EXTENDED FROM BRAINERD SOUTHWEST
TO LONG PRAIRIE TO GLENWOOD AND WERE MOVING SOUTHEAST AT 35 MPH.
THE STRONGEST THUNDERSTORMS WERE LOCATED ABOUT 30 MILES NORTHEAST
OF ALEXANDRIA NEAR BROWERVILLE AND LONG PRAIRIE IN TODD COUNTY.

BY 2 PM THESE THUNDERSTORMS WILL MOVE TO A LINE FROM MILLE LACS LAKE
TO LITTLE FALLS IN MORRISON SOUTHWEST TO NEAR BENSON IN SWIFT COUNTY.

PERSONS IN THE PATH OF THESE STORMS CAN EXPECT BRIEF HEAVY RAIN...
SMALL HAIL...FREQUENT LIGHTNING STRIKES AND WIND GUSTS TO 45 MPH.

BOATERS...ESPECIALLY THOSE PERSONS ON MILLE LACS LAKE SHOULD BE
PREPARED FOR ROUGH WATER IN ADDITION TO FREQUENT LIGHTNING STRIKES
AND SEEK SAFE HARBOR IF THREATENING WEATHER APPROACHES.

FRASER
Special weather statement, Jun 30, 2:05 PM CDT, 3 hours 17 minutes before
MNZ042>044-046-048>051-054>058-064-302000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST CLOUD MN
205 PM CDT THU JUN 30 1994

...SHOWERS AND THUNDERSTORMS OVER CENTRAL MINNESOTA...

AT 200 PM A LINE OF SHOWERS AND THUNDERSTORMS WAS LOCATED FROM EAST
OF MILLE LACS LAKE TO ST CLOUD TO NEW LONDON. THESE STORMS ARE
MOVING TO THE SOUTHEAST AT 30 MPH.

BY 300 PM THIS LINE OF STORMS SHOULD BE FROM SOUTH OF MILLE LACS LAKE
TO BECKER TO LITCHFIELD.

PERSONS IN THE PATH OF THESE STORMS CAN EXPECT BRIEF HEAVY RAIN...
SMALL HAIL...FREQUENT LIGHTNING STRIKES AND GUSTY WINDS.

IF OUTDOOR...SEEK SHELTER IN A SECURE BUILDING. STAY TUNED TO NOAA
WEATHER RADIO OR LOCAL MEDIA FOR FURTHER UPDATES.

PARKIN
Special weather statement, Jun 30, 2:07 PM CDT, 3 hours 15 minutes before
MNZ042>044-046-048>051-054>058-064-302000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST CLOUD MN
205 PM CDT THU JUN 30 1994

...SHOWERS AND THUNDERSTORMS OVER CENTRAL MINNESOTA...

AT 200 PM A LINE OF SHOWERS AND THUNDERSTORMS WAS LOCATED FROM EAST
OF MILLE LACS LAKE TO ST CLOUD TO NEW LONDON. THESE STORMS ARE
MOVING TO THE SOUTHEAST AT 30 MPH.

BY 300 PM THIS LINE OF STORMS SHOULD BE FROM SOUTH OF MILLE LACS LAKE
TO BECKER TO LITCHFIELD.

PERSONS IN THE PATH OF THESE STORMS CAN EXPECT BRIEF HEAVY RAIN...
SMALL HAIL...FREQUENT LIGHTNING STRIKES AND GUSTY WINDS.

IF OUTDOOR...SEEK SHELTER IN A SECURE BUILDING. STAY TUNED TO NOAA
WEATHER RADIO OR LOCAL MEDIA FOR FURTHER UPDATES.L

PARKIN
Special weather statement, Jun 30, 2:59 PM CDT, 2 hours 23 minutes before
MNZ042>044-046-048>051-054>058-064-302100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST CLOUD MN
300 PM CDT THU JUN 30 1994

...SHOWERS AND THUNDERSTORMS OVER CENTRAL MINNESOTA...

AT 3 PM A LINE OF SHOWERS AND THUNDERSTORMS WAS LOCATED FROM SOUTH OF
MILLE LACS LAKE TO EAST OF ST CLOUD TO HUTCHINSON. THE LINE OF STORMS
IS MOVING TO THE SOUTHEAST AT 25 MPH.

THE LINE OF STORMS HAS BEEN PRODUCING LIGHT TO MODERATE RAIN AND
SHOULD MOVE TO JUST NORTH AND WEST OF THE TWIN CITIES BY 4 PM.

THESE STORMS ARE CAPABLE OF PRODUCING BRIEF PERIODS OF RAIN...
OCCASIONAL LIGHTNING STRIKES AND GUSTY WINDS.

PERSONS IN THE PATH OF THESE STORMS SHOULD BE PREPARED TO SEEK
SHELTER IF NECESSARY. IFf ON A LAKE...GO TO SHORE AND STAY INDOORS.

PARKIN
Special weather statement, Jun 30, 3:00 PM CDT, 2 hours 22 minutes before
MNZ042>044-046-048>051-054>058-064-302100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST CLOUD MN
300 PM CDT THU JUN 30 1994

...SHOWERS AND THUNDERSTORMS OVER CENTRAL MINNESOTA...

AT 3 PM A LINE OF SHOWERS AND THUNDERSTORMS WAS LOCATED FROM SOUTH OF
MILLE LACS LAKE TO EAST OF ST CLOUD TO HUTCHINSON. THE LINE OF STORMS
IS MOVING TO THE SOUTHEAST AT 25 MPH.

THE LINE OF STORMS HAS BEEN PRODUCING LIGHT TO MODERATE RAIN AND
SHOULD MOVE TO JUST NORTH AND WEST OF THE TWIN CITIES BY 4 PM.

THESE STORMS ARE CAPABLE OF PRODUCING BRIEF PERIODS OF RAIN...
OCCASIONAL LIGHTNING STRIKES AND GUSTY WINDS.

PERSONS IN THE PATH OF THESE STORMS SHOULD BE PREPARED TO SEEK
SHELTER IF NECESSARY. IF ON A LAKE...GO TO SHORE AND STAY INDOORS.

PARKIN

The office that day

Everything else NWS Twin Cities, MN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 30, 5:43 PM CDTSevere Thunderstorm WarningMPXMeeker47 min
Jun 30, 5:46 PM CDTSevere Thunderstorm WarningMPXRenville59 min
Jun 30, 6:08 PM CDTSevere Thunderstorm WarningMPXWright52 min
Jun 30, 6:30 PM CDTSevere Thunderstorm WarningMPXMcLeod60 min
Jun 30, 6:55 PM CDTSevere Thunderstorm WarningMPXWright35 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.