Alert archive / Minnesota / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 52, NWS Twin Cities, MN

July 19, 1992Anoka County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jul 19, 1992, 7:15 AM CDT for Anoka County, Minnesota. It was in force for 45 min.

The area

The counties it named.

The facts

Issued
Jul 19, 1992, 7:15 AM CDT (12:15 UTC)
Expired
Jul 19, 1992, 8:00 AM CDT
In force
45 min
Issued by
NWS Twin Cities, MN
Area
Whole counties

County Anoka County, MN

The nearest sounding before it

Minneapolis, MN (KSTC), launched 12:00Z, 0.3 hours before the alert went out and 55 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 1992-07-19Temperature 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 1992-07-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 187 square meters per square second.1939587897Sfc1 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
1432 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
187 m²/s²
0-3 km storm-relative helicity
246 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.6

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMSP 191226
SVRMSP
MNC003-191300-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MINNEAPOLIS MN
715 AM CDT SUN JUL 19 1992
 
THE NATIONAL WEATHER SERVICE IN MINNEAPOLIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING     EFFECTIVE UNTIL  800 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN EAST CENTRAL MINNESOTA
 
   ...ANOKA COUNTY
 
AT 713 AM CDT...WEATHER RADAR WAS INDICATING A SEVERE THUNDERSTORM JUST
WEST OF ANOKA OR 18 MILES NORTH NORTHWEST OF DOWNTOWN MINNEAPOLIS.
 
THIS SEVERE THUNDERSTORM WAS MOVING EAST AT 35 MILES AN HOUR AND WILL BE
AFFECTING AREAS NEAR ANOKA...COON RAPIDS AND BLAINE.
 
 
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A
STRONG BUILDING.  DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN...
AND DEADLY LIGHTNING ARE ALL POSSIBLE. REMEMBER SEVERE THUNDERSTORMS
CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE ADVANCE WARNING
RJN

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, 6:51 AM CDT, 24 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE MINNEAPOLIS/ST PAUL MN
645 AM CDT SUN JUL 19 1992

...THUNDERSTORMS MOVING INTO EASTERN MINNESOTA...

THUNDERSTORMS WITH VERY HEAVY RAINS HAVE BEEN FORMING SOUTHEAST OF
ST CLOUD ACROSS WESTERN SHERBURNE AND WRIGHT COUNTIES. THE STRONGEST
STORMS WERE LOCATED AT 640 AM FROM AROUND CLEAR LAKE TO JUST NORTHWEST
OF BUFFALO.

THESE STORMS WERE MOVING EAST AT 35 MILES AN HOUR AND WILL BE PRODUCING
VERY HEAVY RAINS...FREQUENT LIGHTNING STRIKES AS WELL AS GUSTY WINDS AS
THEY MOVE INTO AREAS FROM PRINCETON TO ELK RIVER...TO NEAR ROCKFORD
BY 730 AM.

OTHER SHOWERS AND THUNDERSTORMS CONTINUE TO SPREAD EAST ACROSS A LARGE
PART OF CENTRAL AND EASTERN MINNESOTA AS WELL AS NORTHWEST WISCONSIN
GENERALLY FROM DULUTH AND HAYWARD TO JUST SOUTHWEST OF MINNEAPOLIS.
KVS

Nearby

Severe Thunderstorm Warnings in Minnesota, 1992Every severe thunderstorm warning in 1992

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.