Alert archive / North Dakota / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 37, NWS Grand Forks, ND

August 6, 1992Barnes County, North Dakota

NWS Grand Forks, ND issued this severe thunderstorm warning at Aug 6, 1992, 5:00 PM CDT for Barnes County, North Dakota. It was in force for 55 min.

The area

The counties it named.

The facts

Issued
Aug 6, 1992, 5:00 PM CDT (22:00 UTC)
Expired
Aug 6, 1992, 5:55 PM CDT
In force
55 min
Issued by
NWS Grand Forks, ND
Area
Whole counties

County Barnes County, ND

The nearest sounding before it

Bismarck Municip, ND (KBIS), launched 12:00Z, 10.0 hours before the alert went out and 201 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 1992-08-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 1992-08-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 54 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
684 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
54 m²/s²
0-3 km storm-relative helicity
102 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 
TTAA00 KFAR 062201
SVRFAR
NDC003-062255-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE FARGO ND
500 PM CDT THU AUG 6 1992
 
THE NATIONAL WEATHER SERVICE IN FARGO HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 600 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN EAST CENTRAL NORTH DAKOTA
 
   ...BARNES COUNTY
 
AT 455 PM CDT RADAR INDICATED A LARGE SEVERE THUNDERSTORM 10 MILES
NORTH OF JAMESTOWN MOVING EAST AT 25 MILES AN HOUR. THIS THUNDERSTORM
HAS PRODUCED HAIL TO AROUND 1 INCH IN DIAMETER.
 
THIS WARNING INCLUDES THE WIMBLEDON...URBANA AND VALLEY CITY AREA.
 
THIS IS A DANGEROUS STORM.  IF YOU ARE IN ITS PATH YOU SHOULD
PREPARE FOR DAMAGING WIND IN EXCESS OF 55 MPH...LARGE HAIL...AND
DEADLY LIGHTNING.  PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT STAY AWAY FROM WINDOWS.
EWENS

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, Aug 6, 4:40 PM CDT, 20 minutes before
NDZ012-013-014-015-016-017-018-MNZ001-006-007-010-011-013-062300-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE FARGO ND
440 PM CDT THU AUG 6 1992

...STRONG THUNDERSTORMS DEVELOPING IN THE JAMESTOWN AREA...

AT 425 PM...STRONG THUNDERSTORMS HAD DEVELOPED IN THE JAMESTOWN AREA OF
NORTH DAKOTA. THESE STORMS ARE CAPABLE OF PRODUCING VERY HEAVY RAINS...
DEADLY LIGHTNING...GUSTY WINDS AND HAIL.  MOVEMENT WAS TO THE EAST-
NORTHEAST AT AROUND 30 MILES AN HOUR...WHICH WILL PUT THEM IN NORTHWEST
BARNES COUNTY NEAR WIMBLEDON AROUND 5 PM.
PERSONS IN THE PATH OF THESE STORMS SHOULD TAKE COVER AS THEY APPROACH.

ELSEWHERE...SCATTERED SHOWERS AND THUNDERSTORMS EXTENDED ALL THE WAYt
FROM NORTHEAST SOUTH DAKOTA INTO NORTHEAST NORTH DAKOTA. MOVEMENT WAS
TO THE EAST AT 30 MILES AN HOUR.

WELVAERT

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 6, 5:56 PM CDTSevere Thunderstorm WarningFGFBarnes64 min

Nearby

Severe Thunderstorm Warnings in North Dakota, 1992Every severe thunderstorm warning in 1992

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.