Alert archive / North Dakota / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 92, NWS Grand Forks, ND

July 13, 1996Nelson County, North Dakota

NWS Grand Forks, ND issued this severe thunderstorm warning at Jul 13, 1996, 8:50 PM CDT for Nelson County, North Dakota. It was in force for 25 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jul 13, 1996, 8:50 PM CDT (01:50 UTC)
Expired
Jul 13, 1996, 9:15 PM CDT
In force
25 min
Issued by
NWS Grand Forks, ND
Area
Whole counties

County Nelson County, ND

The radar

The Fargo/Grand Forks radar (KMVX), 78 km from the middle of the area, began a volume at 01:49 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 228 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 1996-07-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 57 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 1996-07-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -35 square meters per square second.1939Sfc1 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
57 J/kg
Mixed-layer CIN
-99 J/kg
Mixed-layer LCL
1992 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
-35 m²/s²
0-3 km storm-relative helicity
17 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 KFAR 140151
SVRFAR
NDC063-140215-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE EASTERN NORTH DAKOTA ND
850 PM CDT SAT JUL 13 1996
 
THE NATIONAL WEATHER SERVICE IN EASTERN NORTH DAKOTA HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  915 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTHEAST NORTH DAKOTA
 
   ...NORTHERN NELSON COUNTY
 
A SEVERE THUNDERSTORM WAS LOCATED 35 MILES NORTHEAST OF DEVILS LAKE
NORTH DAKOTA OR 15 MILES NORTHEAST OF LAKOTA AT 850 PM CDT. THE STORM
WAS MOVING SOUTHWEST AT 15 MPH. THIS STORM HAS PRODUCED DIME-SIZE HAIL.
 
THE STORM WILL BE LOCATED 5 MILES NORTH OF LAKOTA BY 920 PM CDT.
 
WHEN THUNDERSTORMS ARE OCCURRING...MOVE INTO A STRONG BUILDING.
DON'T USE TELEPHONES OR ELECTRICAL APPLIANCES AND STAY AWAY FROM
WINDOWS.

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 13, 7:01 PM CDTSevere Thunderstorm WarningFGFWalsh29 min
Jul 13, 7:36 PM CDTSevere Thunderstorm WarningFGFGrand Forks44 min
Jul 13, 7:57 PM CDTSevere Thunderstorm WarningFGFNelson48 min
Jul 13, 8:16 PM CDTSevere Thunderstorm WarningFGFWalsh29 min

Nearby

Severe Thunderstorm Warnings in North Dakota, 1996Every severe thunderstorm warning in 1996

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.