Alert archive / Michigan / Severe Thunderstorm Warnings in 2006

Severe Thunderstorm Warning 43, NWS Grand Rapids, MI

June 3, 2006Montcalm County, Michigan

NWS Grand Rapids, MI issued this severe thunderstorm warning at Jun 3, 2006, 3:23 PM EDT for Montcalm County, Michigan. It was in force for 37 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jun 3, 2006, 3:23 PM EDT (19:23 UTC)
Expired
Jun 3, 2006, 4:00 PM EDT
In force
37 min
Issued by
NWS Grand Rapids, MI
Area
Counties, with a storm outline in the text

County Montcalm County, MI

The radar

The Grand Rapids radar (KGRR), 56 km from the middle of the area, began a volume at 19:24 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Detroit, MI (KDTX), launched 12:00Z, 7.4 hours before the alert went out and 155 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 2006-06-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 98 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 2006-06-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 7 square meters per square second.1939Sfc1 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
98 J/kg
Mixed-layer CIN
-57 J/kg
Mixed-layer LCL
708 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
7 m²/s²
0-3 km storm-relative helicity
16 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

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.

NWS Grand Rapids, MI wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 3, 10:30 AM EDT, 4 hours 53 minutes earlier.

Area forecast discussion, Jun 3, 10:30 AM EDT, 4 hours 53 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
1030 AM EDT SAT JUN 03 2006

.UPDATE...
MODIFIED 12Z APX AND DTX RAOBS ARE RATHER UNSTABLE AND SUGGESTIVE OF
ANOTHER ROUND OF STORMS SIMILAR TO YESTERDAY. LIFTING A SURFACE
PARCEL OF 72/56 YIELDS CAPE OF 1500-2000 J/KG AND LIFTED INDEX OF
-6 TO -8. MSAS LI/S ARE ALREADY AROUND -5 IN THE ERN CWFA. THERE IS
NO CAP AND THE CONVECTIVE/TRIGGER TEMP IS IN THE UPPER 60S. WOULD
THEREFORE EXPECT TO SEE DIURNAL CU WITH DECENT VERTICAL DEVELOPMENT
VERY SOON... AND SCTD TSTMS DEVELOPING AS EARLY AS NOON/1 PM. THE
FREEZING LEVEL IS EVEN LOWER THAN FRIDAY... AROUND 8700 FEET.

HAIL AND GUSTY WINDS IS A STRONG POSSIBILITY AGAIN TODAY...PROBABLY
REACHING OR EXCEEDING SVR CRITERIA IN A FEW CELLS. STORM MOVEMENT
SHOULD BE APPROX 010/15 BASED ON THE SOUNDINGS. 0-6KM BULK SHEAR IS
RATHER LOW AGAIN TODAY ON THE ORDER OF ONLY 15-25 KTS WHICH SHOULD
PREVENT INDIVIDUAL STORMS/CLUSTERS FROM BECOMING LONG-LIVED AND
ORGANIZED. THE MOST LIKELY SCENARIO BASED ON THE ENVIRONMENT IS
WIDELY SCATTERED PULSE EVENTS...WITH STRONGEST STORMS FIRING ON
AREAS OF ENHANCED LCL MESOSCALE SFC CONVERGENCE.

THERES A VORT MAX DROPPING SOUTH FROM LK SUPERIOR WHICH SHOULD ACT
AS A TRIGGER THIS AFTERNOON. THE LAKE BREEZE WILL ALSO NEED TO BE
MONITORED.

&&

.GRR WATCHES/WARNINGS/ADVISORIES...NONE.

&&

MEADE
Hazardous weather outlook, Jun 3, 10:00 AM EDT, 5 hours 23 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
1000 AM EDT SAT JUN 03 2006

LMZ844>849-MIZ037>040-043>046-050>052-056>059-064>067-071>074-041000-
ST JOSEPH TO SOUTH HAVEN-SOUTH HAVEN TO HOLLAND-
HOLLAND TO GRAND HAVEN-GRAND HAVEN TO WHITEHALL-
WHITEHALL TO PENTWATER-PENTWATER TO MANISTEE-MASON-LAKE-OSCEOLA-
CLARE-OCEANA-NEWAYGO-MECOSTA-ISABELLA-MUSKEGON-MONTCALM-GRATIOT-
OTTAWA-KENT-IONIA-CLINTON-ALLEGAN-BARRY-EATON-INGHAM-VAN BUREN-
KALAMAZOO-CALHOUN-JACKSON-
1000 AM EDT SAT JUN 03 2006

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHWEST LOWER
MICHIGAN.

.DAY ONE...TODAY AND TONIGHT

SCATTERED THUNDERSTORMS WILL FORM OVER SOUTHWEST MICHIGAN AROUND
NOON AND LINGER INTO THE EARLY EVENING HOURS. THE BEST CHANCE OF
STORMS WILL BE INLAND FROM LAKE MICHIGAN...ALONG AND EAST OF HIGHWAY
131. HAIL UP TO ONE INCH IN DIAMETER IS POSSIBLE WITH ANY STRONGER
STORMS THAT FORM... AS WELL AS STRONG WIND GUSTS TO 55 MPH.
THUNDERSTORM MOVEMENT WILL BE TO THE SOUTH AT 15 TO 20 MPH. THE
STORMS WILL DIMINISH AFTER 7 PM.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

SCATTERED THUNDERSTORMS ARE POSSIBLE SUNDAY AFTERNOON AS WELL AS ON
TUESDAY AND WEDNESDAY...BUT ARE NOT EXPECTED TO BE SEVERE.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT ANTICIPATED AT THIS TIME DUE TO THE
EXPECTED LOW AREAL COVERAGE OF STORMS.

OSTUNO MEADE

In the hours before

Local storm report, Jun 3, 9:30 AM EDT, 5 hours 53 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
930 AM EDT SAT JUN 03 2006

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0228 PM     TSTM WND DMG     CEDAR SPRINGS           43.22N 85.55W
06/02/2006                   KENT               MI   BROADCAST MEDIA

            TREE DOWN AWNING BLOWN OFF OF TRAILER

0230 PM     HAIL             1 W BELMONT             43.08N 85.63W
06/02/2006  E0.75 INCH       KENT               MI   PUBLIC

0252 PM     HAIL             5 N GRAND RAPIDS        43.03N 85.66W
06/02/2006  E0.75 INCH       KENT               MI   BROADCAST MEDIA

0300 PM     TSTM WND DMG     1 E ADA                 42.95N 85.47W
06/02/2006                   KENT               MI   FIRE DEPT/RESCUE

            TREE DOWN TAKING POWER WIRES DOWN

0347 PM     HAIL             2 W CUTLERVILLE         42.84N 85.70W
06/02/2006  M1.00 INCH       KENT               MI   TRAINED SPOTTER

0421 PM     HEAVY RAIN       BYRON CENTER            42.81N 85.72W
06/02/2006  M1.71 INCH       KENT               MI   PUBLIC

            SEVERAL INCHES OF STANDING WATER OVER A SECTION OF 73RD
            ST JUST NW OF CLYDE PARK AND 76TH ST.

0432 PM     HEAVY RAIN       WAYLAND                 42.67N 85.64W
06/02/2006  M0.80 INCH       ALLEGAN            MI   PUBLIC

            LOCAL STREET FLOODING AND 0.25 INCH HAIL REPORTED.

0440 PM     TSTM WND DMG     KALAMAZOO               42.27N 85.59W
06/02/2006                   KALAMAZOO          MI   LAW ENFORCEMENT

            12 LOCATIONS AROUND KALAMAZOO TOWNSHIP WHERE TREES AND
            LIMBS WERE ON WIRES

&&

BMEADE
Local storm report, Jun 3, 2:27 PM EDT, 56 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Jun 3, 4:59 PM EDTSevere Thunderstorm WarningGRRKalamazoo31 min
Jun 3, 5:22 PM EDTSevere Thunderstorm WarningGRRClinton23 min
Jun 3, 5:30 PM EDTSevere Thunderstorm WarningGRRKalamazoo30 min
Jun 3, 6:34 PM EDTSevere Thunderstorm WarningGRRKent26 min
Jun 3, 6:58 PM EDTSevere Thunderstorm WarningGRRKent47 min

Nearby

Severe Thunderstorm Warnings in Michigan, 2006Every severe thunderstorm warning in 2006

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; radar from the NEXRAD Level II archive.