Alert archive / Michigan / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 25, NWS Grand Rapids, MI

August 15, 1995Van Buren County, Michigan

NWS Grand Rapids, MI issued this severe thunderstorm warning at Aug 15, 1995, 3:11 PM EDT for Van Buren County, Michigan. It was in force for 34 min.

The area

The counties it named.

The facts

Issued
Aug 15, 1995, 3:11 PM EDT (19:11 UTC)
Expired
Aug 15, 1995, 3:45 PM EDT
In force
34 min
Issued by
NWS Grand Rapids, MI
Area
Whole counties

County Van Buren County, MI

The nearest sounding before it

Detroit, MI (KDTX), launched 12:00Z, 7.2 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 12:00Z on 1995-08-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 182 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, Detroit, MI at 12:00Z on 1995-08-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 24 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
182 J/kg
Mixed-layer CIN
-179 J/kg
Mixed-layer LCL
929 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
24 m²/s²
0-3 km storm-relative helicity
33 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.

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 15, 2:57 PM EDT, 14 minutes before
MIZ071-072-152000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
257 PM EDT TUE AUG 15 1995

...STRONG THUNDERSTORMS OVER SOUTHERN LOWER MICHIGAN...

AT 250 PM EDT... WEATHER RADAR SHOWED STRONG THUNDERSTORMS OVER
VAN BUREN AND KALAMAZOO COUNTIES... NEAR SCHOOLCRAFT AND KALAMAZOO.
THE STORMS WERE MOVING TO THE NORTHEAST AT 25 MPH... AND WILL REMAIN
IN THE VICINITY OF KALAMAZOO THROUGH 330 PM.

THESE THUNDERSTORMS ARE CAPABLE OF PRODUCING SMALL HAIL AND WIND
GUSTS TO 50 MPH. THEY WILL ALSO PRODUCE FREQUENT... DEADLY CLOUD TO
GROUND LIGHTNING. PEOPLE IN KALAMAZOO AND VAN BUREN COUNTIES SHOULD
MOVE INDOORS UNTIL THE STORMS PASS. IF SEVERE WEATHER IS SIGHTED...
NOTIFY YOURR LOCAL LAW ENFORCEMENT AGENCY OR THE NATIONAL WEATHER
SERVICE.
MJK

The office that day

Everything else NWS Grand Rapids, MI issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 15, 4:04 PM EDTSevere Thunderstorm WarningGRRBranch41 min
Aug 15, 4:40 PM EDTSevere Thunderstorm WarningGRRHillsdale50 min
Aug 15, 5:05 PM EDTSevere Thunderstorm WarningGRRJackson25 min

Nearby

Severe Thunderstorm Warnings in Michigan, 1995Every severe thunderstorm warning in 1995

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.