Alert archive / Michigan / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 20, NWS Grand Rapids, MI

July 13, 1992Van Buren County, Michigan

NWS Grand Rapids, MI issued this severe thunderstorm warning at Jul 13, 1992, 9:43 PM EDT for Van Buren County, Michigan. It was in force for 16 min.

The area

The counties it named.

The facts

Issued
Jul 13, 1992, 9:43 PM EDT (01:43 UTC)
Expired
Jul 13, 1992, 9:59 PM EDT
In force
16 min
Issued by
NWS Grand Rapids, MI
Area
Whole counties

County Van Buren County, MI

The nearest sounding before it

Detroit, MI (KFNT), launched 00:00Z, 1.7 hours before the alert went out and 241 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, Detroit, MI at 00:00Z on 1992-07-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1 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, Detroit, MI at 00:00Z on 1992-07-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 83 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
1 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
559 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
83 m²/s²
0-3 km storm-relative helicity
293 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 Grand Rapids, MI issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 13, 8:31 PM EDTSevere Thunderstorm WarningGRRBranch34 min
Jul 13, 8:54 PM EDTSevere Thunderstorm WarningGRRHillsdale31 min
Jul 13, 10:36 PM EDTSevere Thunderstorm WarningGRRKalamazoo29 min
Jul 13, 10:46 PM EDTSevere Thunderstorm WarningGRRBranch, Calhoun44 min

Nearby

Severe Thunderstorm Warnings in Michigan, 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.