Alert archive / North Dakota / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 77, NWS Bismarck, ND

July 20, 1995Burleigh County, North Dakota

NWS Bismarck, ND issued this severe thunderstorm warning at Jul 20, 1995, 7:11 PM CDT for Burleigh County, North Dakota. It was in force for 64 min.

The area

The counties it named.

The facts

Issued
Jul 20, 1995, 7:11 PM CDT (00:11 UTC)
Expired
Jul 20, 1995, 8:15 PM CDT
In force
64 min
Issued by
NWS Bismarck, ND
Area
Whole counties

County Burleigh County, ND

The radar

The Bismarck radar (KBIS), 32 km from the middle of the area, began a volume at 00:19 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

Bismarck Municip, ND (KBIS), launched 00:00Z, 0.2 hours before the alert went out and 29 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 00:00Z on 1995-07-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 540 joules per kilogram.LCLEL10008507005003002001001 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 00:00Z on 1995-07-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 38 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
540 J/kg
Mixed-layer CIN
-7 J/kg
Mixed-layer LCL
1554 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
38 m²/s²
0-3 km storm-relative helicity
148 m²/s²
Significant tornado parameter
0.1
Supercell composite
2.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KBIS 210014 RRA
SVRBIS
NDC015-210115-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BISMARCK ND
711 PM CDT THU JUL 20 1995
 
THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  815 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN CENTRAL NORTH DAKOTA
 
   ...CENTRAL BURLEIGH COUNTY
 
A SEVERE THUNDERSTORM LOCATED 5 MILES NORTHEAST OF BISMARCK WAS MOVING
NORTHEAST AT 30 MPH. 50 TO 60 MPH WINDS AND 3/4 INCH HAIL WAS REPORTED
IN BISMARCK AS THE THUNDERSTORM MOVED THROUGH. THE SEVERE THUNDERSTORM
WILL PASS TO THE NORTH OF MENOKEN AND MOVE TO THE TOWN OF WING BY 8 PM
CDT.
 
 
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 IN SEVERE THUNDERSTORMS.
STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.
 
 
VAN ESS
&

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 20, 7:10 PM CDT, 1 minute before
NDZ035-210100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BISMARCK ND
710 PM CDT THU JUL 20 1995

...STRONG THUNDERSTORM NOW EAST OF BISMARCK...

A STRONG THUNDERSTORM MOVED RAPIDLY THROUGH BISMARCK. SOME OF THE REPORTS
AROUND THE CITY INCLUDED 1 INCH OF RAIN WITH WIDESPREAD STREET FLOODING
...50 MPH WINDS WITH SOME TREE BRANCHES DOWN AND MOSTLY SMALL HAIL. IN
NORTHEAST BISMARCK...DIVIDE FROM 12TH STREET EAST REPORTS OF 50 TO 60
MPH WINDS...MARBLE TO 3/4 INCH HAIL AND SOME PROPERTY DAMAGE. AT THE
BISMARCK AIRPORT THE WIND GUSTED TO 41 MPH...NO HAIL AND RAINFALL UNDER
1/4 INCH.

RVE/RGT
Special weather statement, Jul 20, 7:11 PM CDT, 0 minutes before
NDZ035-210100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BISMARCK ND
710 PM CDT THU JUL 20 1995

...STRONG THUNDERSTORM NOW EAST OF BISMARCK...

A STRONG THUNDERSTORM MOVED RAPIDLY THROUGH BISMARCK. SOME OF THE REPORTS
AROUND THE CITY INCLUDED 1 INCH OF RAIN WITH WIDESPREAD STREET FLOODING
...50 MPH WINDS WITH SOME TREE BRANCHES DOWN AND MOSTLY SMALL HAIL. IN
NORTHEAST BISMARCK...DIVIDE FROM 12TH STREET EAST REPORTS OF 50 TO 60
MPH WINDS...MARBLE TO 3/4 INCH HAIL AND SOME PROPERTY DAMAGE. AT THE
BISMARCK AIRPORT THE WIND GUSTED TO 41 MPH...NO HAIL AND RAINFALL UNDER
1/4 INCH.

RVE/RGT

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; radar from the NEXRAD Level II archive.