Alert archive / Minnesota / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 142, NWS Twin Cities, MN

August 13, 1995Anoka County, Isanti County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Aug 13, 1995, 5:38 PM CDT for Anoka County, Isanti County, Minnesota. It was in force for 37 min.

The area

The counties it named.

The facts

Issued
Aug 13, 1995, 5:38 PM CDT (22:38 UTC)
Expired
Aug 13, 1995, 6:15 PM CDT
In force
37 min
Issued by
NWS Twin Cities, MN
Area
Whole counties

Counties Anoka County, MN, Isanti County, MN

The radar

The Minneapolis radar (KMPX), 67 km from the middle of the area, began a volume at 22:45 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 10.6 hours before the alert went out and 68 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 1995-08-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 194 joules per kilogram.LCLLFCEL10008507005003002001001 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 1995-08-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 90 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
194 J/kg
Mixed-layer CIN
-328 J/kg
Mixed-layer LCL
1129 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
90 m²/s²
0-3 km storm-relative helicity
77 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMSP 132240 RRA
SVRMSP
MNC003-053-059-123-132315-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
538 PM CDT SUN AUG 13 1995
 
THE NATIONAL WEATHER SERVICE IN TWIN CITIES/CHANHASSEN HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 615 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN EAST CENTRAL MINNESOTA
 
   ...ANOKA COUNTY...EASTERN HENNEPIN COUNTY...ISANTI COUNTY
   ...RAMSEY COUNTY
 
AT 535 PM...DOPPLER RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS ALONG
A LINE FROM CAMBRIDGE TO COON RAPIDS TO MINNEKONKA. THIS LINE OF SEVERE
WEATHER WAS 20 MILES WEST OF DOWNTOWN ST PAUL AND WAS MOVING EAST AT 30
MPH.
 
SOME CITIES IN THE PATH OF THIS STORM INCLUDE BROOKLYN CENTER...
ST PAUL...WHITE BEAR LAKE...SHOREVIEW...BETHEL AND ISANTI. THIS LINE OF
STORMS HAS A HISTORY OF PRODUCING DAMAGNING WINDS AND TORRENTIAL RAINS.
 
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND...LARGFE HAIL...
DEADLY LIGHTNING...AND VERY HEAVY RAIN.  FOR YOUR PROTECTION
MOVE TO AN INTERIOR ROOM.  PEOPLE IN MOBILE HOMES SHOULD GO
TO A STORM SHELTER.

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 12, 8:33 PM CDTSevere Thunderstorm WarningMPXDakota, Ramsey27 min
Aug 13, 1:57 PM CDTSevere Thunderstorm WarningMPXLac qui Parle, Yellow Medicine33 min
Aug 13, 2:33 PM CDTSevere Thunderstorm WarningMPXRedwood42 min
Aug 13, 2:43 PM CDTTornado WarningMPXSwift32 min
Aug 13, 2:49 PM CDTSevere Thunderstorm WarningMPXKandiyohi, Renville40 min
Aug 13, 3:54 PM CDTSevere Thunderstorm WarningMPXMeeker21 min
Aug 13, 5:04 PM CDTSevere Thunderstorm WarningMPXAnoka, Hennepin26 min
Aug 13, 5:38 PM CDTSevere Thunderstorm WarningMPXHennepin, Ramsey37 min
Aug 13, 5:48 PM CDTSevere Thunderstorm WarningMPXChisago, Washington27 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 1995Every severe thunderstorm warning in 1995

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; radar from the NEXRAD Level II archive.