Alert archive / Michigan / Severe Thunderstorm Warnings in 1993

Severe Thunderstorm Warning 9, NWS Detroit, MI

July 6, 1993Crawford County, Michigan

NWS Detroit, MI issued this severe thunderstorm warning at Jul 6, 1993, 2:32 AM EDT for Crawford County, Michigan. It was in force for 28 min.

The area

The counties it named.

The facts

Issued
Jul 6, 1993, 2:32 AM EDT (06:32 UTC)
Expired
Jul 6, 1993, 3:00 AM EDT
In force
28 min
Issued by
NWS Detroit, MI
Area
Whole counties

County Crawford County, MI

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 00:00Z, 6.5 hours before the alert went out and 277 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, Green Bay/Straub, WI at 00:00Z on 1993-07-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 48 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, Green Bay/Straub, WI at 00:00Z on 1993-07-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 169 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
48 J/kg
Mixed-layer CIN
-97 J/kg
Mixed-layer LCL
574 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
169 m²/s²
0-3 km storm-relative helicity
226 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

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 Detroit, MI issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 6, 1:10 AM EDTSevere Thunderstorm WarningDTXOtsego35 min
Jul 6, 1:55 AM EDTSevere Thunderstorm WarningDTXCrawford, Otsego35 min
Jul 6, 2:35 AM EDTSevere Thunderstorm WarningDTXRoscommon25 min

Nearby

Severe Thunderstorm Warnings in Michigan, 1993Every severe thunderstorm warning in 1993

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.