Alert archive / North Dakota / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 64, NWS Bismarck, ND

July 12, 1995Billings County, North Dakota

NWS Bismarck, ND issued this severe thunderstorm warning at Jul 12, 1995, 7:46 PM MDT for Billings County, North Dakota. It was in force for 59 min.

The area

The counties it named.

The facts

Issued
Jul 12, 1995, 7:46 PM MDT (01:46 UTC)
Expired
Jul 12, 1995, 8:45 PM MDT
In force
59 min
Issued by
NWS Bismarck, ND
Area
Whole counties

County Billings County, ND

The radar

The Bismarck radar (KBIS), 201 km from the middle of the area, began a volume at 01:50 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, 1.8 hours before the alert went out and 205 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 1995-07-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1559 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 00:00Z on 1995-07-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 57 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
1559 J/kg
Mixed-layer CIN
-245 J/kg
Mixed-layer LCL
1493 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
57 m²/s²
0-3 km storm-relative helicity
192 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.4

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KISN 130147 RRA
SVRISN
NDC007-130245-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE WILLISTON ND
846 PM CDT (746 PM MDT) WED JUL 12 1995
 
THE NATIONAL WEATHER SERVICE IN WILLISTON HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  945 PM CDT (845 PM MDT)
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN WEST CENTRAL NORTH DAKOTA
 
   ...BILLINGS COUNTY
 
AT 743 MDT RADAR INDICATED A SEVERE THUNDERSTORM 40 MILES WEST OF
DICKINSON NORTH DAKOTA. THIS STORM WAS MOVING NORTHEAST AT 30 MPH AND
WILL MOVE THROUGH THE TOWN OF MEDORA BY 8 PM MDT.
 
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND 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.  HEAVY RAINS FLOOD ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 12, 7:15 PM MDTSevere Thunderstorm WarningBISBowman, Slope60 min
Jul 12, 7:53 PM MDTSevere Thunderstorm WarningBISAdams, Hettinger67 min
Jul 12, 7:53 PM MDTSevere Thunderstorm WarningBISStark67 min
Jul 12, 9:00 PM MDTSevere Thunderstorm WarningBISGrant, Morton60 min
Jul 12, 9:10 PM MDTSevere Thunderstorm WarningBISMercer65 min
Jul 12, 9:29 PM MDTSevere Thunderstorm WarningBISBurleigh61 min
Jul 12, 9:29 PM MDTSevere Thunderstorm WarningBISGrant, Morton39 min
Jul 13, 12:13 AM MDTSevere Thunderstorm WarningBISStutsman47 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; radar from the NEXRAD Level II archive.