Alert archive / Michigan / Severe Thunderstorm Warnings in 2014

Severe Thunderstorm Warning 116, NWS Grand Rapids, MI

October 2, 2014Calhoun County, Eaton County, Michigan

NWS Grand Rapids, MI issued this severe thunderstorm warning at Oct 2, 2014, 11:42 PM EDT for Calhoun County, Eaton County, Michigan. It was in force for 46 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: Oct 2, 2014, 11:42 PM EDT (03:42 UTC)
Expired: Oct 3, 2014, 12:28 AM EDT
In force: 46 min
Issued by: NWS Grand Rapids, MI
Area: Storm-based polygon
Tornado: Possible
Hail: 0.75 in
Wind: 60.0 mph

Counties Calhoun County, MI, Eaton County, MI

The radar

The Grand Rapids radar (KGRR), 73 km from the middle of the area, began a volume at 03:42 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.

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 Oct 2, 10:45 PM EDT, 57 minutes earlier.

Area forecast discussion, Oct 2, 10:45 PM EDT, 57 minutes before

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Hazardous weather outlook, Oct 2, 9:43 PM EDT, 1 hour 59 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
943 PM EDT THU OCT 2 2014

MIZ037>040-043>046-050>052-056>059-064>067-071>074-030830-
MASON-LAKE-OSCEOLA-CLARE-OCEANA-NEWAYGO-MECOSTA-ISABELLA-MUSKEGON-
MONTCALM-GRATIOT-OTTAWA-KENT-IONIA-CLINTON-ALLEGAN-BARRY-EATON-
INGHAM-VAN BUREN-KALAMAZOO-CALHOUN-JACKSON-
943 PM EDT THU OCT 2 2014

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

.DAY ONE...TONIGHT

THUNDERSTORMS ARE LIKELY TONIGHT...ESPECIALLY SOUTH OF I-96. SEVERE
WEATHER IS UNLIKELY. A FEW STORMS TONIGHT MAY CONTAIN GUSTY WINDS TO
50 MPH AND DANGEROUS CLOUD TO GROUND LIGHTNING STRIKES.

LOCALLY HEAVY RAINFALL IS POSSIBLE TONIGHT WEST OF A LINE FROM
BATTLE CREEK TO MOUNT PLEASANT. THIS MAY LEAD TO PONDING OF WATER IN
LOW AREAS.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

THUNDERSTORMS AND LOCALLY HEAVY RAINFALL ARE POSSIBLE FRIDAY MAINLY
IN THE MORNING. TOTAL RAINFALL COULD EXCEED TWO INCHES WEST OF A
LINE FROM BATTLE CREEK TO MOUNT PLEASANT.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED.

LMZ844>849-030830-
ST JOSEPH TO SOUTH HAVEN MI-SOUTH HAVEN TO HOLLAND MI-
HOLLAND TO GRAND HAVEN MI-GRAND HAVEN TO WHITEHALL MI-
WHITEHALL TO PENTWATER MI-PENTWATER TO MANISTEE MI-
943 PM EDT THU OCT 2 2014

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

.DAY ONE...TONIGHT

A FEW THUNDERSTORMS ARE POSSIBLE TONIGHT BUT SEVERE WEATHER IS
UNLIKELY. A FEW STORMS TONIGHT MAY CONTAIN GUSTY WINDS TO
50 MPH AND DANGEROUS CLOUD TO GROUND LIGHTNING STRIKES.

INCREASING SOUTHERLY WINDS TONIGHT MAY LEAD TO HAZARDOUS CONDITIONS
FOR SMALL CRAFT MAINLY NORTH OF HOLLAND.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

THUNDERSTORMS ARE POSSIBLE FRIDAY MORNING.

WINDS AND WAVES WILL BE HAZARDOUS TO SMALL CRAFT FRIDAY THROUGH
MONDAY. GALE FORCE WEST WINDS ARE POSSIBLE FRIDAY AFTERNOON THROUGH
SATURDAY MORNING. WATERSPOUTS ARE POSSIBLE FRIDAY NIGHT THROUGH
SUNDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED.

MEADE NJJ

In the hours before

Local storm report, Oct 2, 11:06 PM EDT, 36 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
1106 PM EDT THU OCT 02 2014

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

1056 PM     TSTM WND GST     GALESBURG               42.29N 85.42W
10/02/2014  E40 MPH          KALAMAZOO          MI   AMATEUR RADIO

            SPOTTER REPORT RELAYED BY HAM RADIO OPERATOR. HEAVY RAIN
            HAS ALSO FALLEN TO THE TUNE OF HALF AN INCH IN 30
            MINUTES.

&&

JMAPLES

The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 2, 10:45 PM EDT	Severe Thunderstorm Warning	GRR	Kalamazoo	30 min
Oct 2, 11:06 PM EDT	Severe Thunderstorm Warning	GRR	Calhoun	39 min
Oct 3, 4:08 AM EDT	Gale Warning	GRR		11 hr
Oct 3, 9:10 AM EDT	Wind Advisory	GRR	Allegan, Mason, Muskegon, Oceana, Ottawa, Van Buren	5 hr
Oct 3, 10:56 AM EDT	Areal Flood Advisory	GRR	Allegan, Kalamazoo, Kent, Ottawa, Van Buren	6 hr
Oct 3, 3:31 PM EDT	Small Craft Advisory	GRR		62 hr

Nearby

Severe Thunderstorm Warnings in Michigan, 2014 Every severe thunderstorm warning in 2014

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.