Alert archive / North Dakota / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 1, NWS Grand Forks, ND

June 20, 1995Cavalier County, North Dakota

NWS Grand Forks, ND issued this severe thunderstorm warning at Jun 20, 1995, 5:20 PM CDT for Cavalier County, North Dakota. It was in force for 25 min.

The area

The counties it named.

The facts

Issued
Jun 20, 1995, 5:20 PM CDT (22:20 UTC)
Expired
Jun 20, 1995, 5:45 PM CDT
In force
25 min
Issued by
NWS Grand Forks, ND
Area
Whole counties

County Cavalier County, ND

The nearest sounding before it

Bismarck Municip, ND (KBIS), launched 12:00Z, 10.3 hours before the alert went out and 278 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, Bismarck Municip, ND at 12:00Z on 1995-06-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1456 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, Bismarck Municip, ND at 12:00Z on 1995-06-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 52 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
1456 J/kg
Mixed-layer CIN
-214 J/kg
Mixed-layer LCL
1571 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
52 m²/s²
0-3 km storm-relative helicity
-22 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 
WUUS1 KFAR 202220 RRA
SVRFAR
NDC019-202245-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING 
NATIONAL WEATHER SERVICE FARGO ND
520 PM CDT TUE JUN 20 1995

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 545 PM CDT FOR PEOPLE IN THE FOLLOWING 
COUNTY

   IN THE NORTHEAST PART OF NORTH DAKOTA
      CAVALIER

AT 515 PM CDT...DOPPLER RADAR OUT OF BISMARCK INDICATED A SEVERE
THUNDERSTORM LOCATED JUST EAST OF HAMDEN...OR 35 MILES NORTHEAST
OF DEVILS LAKE.  THIS THUNDERSTORM WAS MOVING NORTH-NORTHEAST AT
35 TO 40 MPH.

SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION...MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS.

A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA.  REMEMBER...
SEVERE THUNDERSTORMS CAN AND OCCASIONALLY TO PRODUCE TORNADOES
WITH LITTLE OR NO ADVANCE WARNING.  REMAIN CALM BUT BE ALERT TO
RAPIDLY CHANGING WEATHER CONDITIONS.  IF YOU SPOT A FUNNEL OR A
TORNADO YOU SHOULD SEEK SHELTER IN A REINFORCED BUILDING.

ARMSTRONG

The office that day

Everything else NWS Grand Forks, ND issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 20, 6:53 PM CDTTornado WarningFGFCavalier37 min

Nearby

Severe Thunderstorm Warnings in North Dakota, 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.