Alert archive / North Dakota / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 47, NWS Bismarck, ND

August 8, 1992Towner County, North Dakota

NWS Bismarck, ND issued this severe thunderstorm warning at Aug 8, 1992, 9:45 PM CDT for Towner County, North Dakota. It was in force for 45 min.

The area

The counties it named.

The facts

Issued
Aug 8, 1992, 9:45 PM CDT (02:45 UTC)
Expired
Aug 8, 1992, 10:30 PM CDT
In force
45 min
Issued by
NWS Bismarck, ND
Area
Whole counties

County Towner County, ND

The nearest sounding before it

International Fa, MN (KINL), launched 00:00Z, 2.8 hours before the alert went out and 437 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, International Fa, MN at 00:00Z on 1992-08-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 170 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, International Fa, MN at 00:00Z on 1992-08-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 78 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
170 J/kg
Mixed-layer CIN
-341 J/kg
Mixed-layer LCL
1556 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
78 m²/s²
0-3 km storm-relative helicity
224 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 8, 7:24 PM CDTSevere Thunderstorm WarningBISBottineau41 min
Aug 8, 7:58 PM CDTSevere Thunderstorm WarningBISBenson47 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.