Alert archive / Minnesota / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 183, NWS Twin Cities, MN

September 30, 1995Washington County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Sep 30, 1995, 4:44 PM CDT for Washington County, Minnesota. It was in force for 46 min.

The area

The counties it named.

The facts

Issued
Sep 30, 1995, 4:44 PM CDT (21:44 UTC)
Expired
Sep 30, 1995, 5:30 PM CDT
In force
46 min
Issued by
NWS Twin Cities, MN
Area
Whole counties

County Washington County, MN

The radar

The Minneapolis radar (KMPX), 58 km from the middle of the area, began a volume at 21:47 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, 9.7 hours before the alert went out and 60 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 1995-09-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 176 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Minneapolis, MN at 12:00Z on 1995-09-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 53 square meters per square second.19395878Sfc1 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
176 J/kg
Mixed-layer CIN
-112 J/kg
Mixed-layer LCL
615 m above ground
0-6 km bulk shear
54 kt
0-1 km storm-relative helicity
53 m²/s²
0-3 km storm-relative helicity
69 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMSP 302145 RRA
SVRMSP
MNC163-302230-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
444 PM CDT SAT SEP 30 1995
 
THE NATIONAL WEATHER SERVICE IN TWIN CITIES/CHANHASSEN HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  530 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN EAST CENTRAL MINNESOTA
 
   ...WASHINGTON COUNTY
 
AT 445 PM...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM NEAR SOUTH ST
PAUL. THIS STORM WAS MOVING TO THE NORTHEAST AT 30 MPH AND WILL AFFECT
THE TOWNS OF NEWPORT...WOODBURY...LAKE ELMO AND STILLWATER.
 
GOLF BALL SIZED HAIL WAS REPORTED IN EAGAN AT 440 PM.
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND...LARGE 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.
 
HAMEN/RICHARDSON
 
&

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.