Alert archive / Michigan / Special Marine Warnings in 2021

Special Marine Warning 46, NWS Grand Rapids, MI

September 13, 2021

NWS Grand Rapids, MI issued this special marine warning at Sep 13, 2021, 4:52 AM EDT. It was in force for 113 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: Sep 13, 2021, 4:52 AM EDT (08:52 UTC)
Expired: Sep 13, 2021, 6:45 AM EDT
In force: 113 min
Issued by: NWS Grand Rapids, MI
Area: Storm-based polygon
Hail: 0.75 in
Wind: 34.0 mph

What forecasters said that day

The local office's own words before this special marine 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 special marine warning went out at Sep 13, 3:37 AM EDT, 1 hour 15 minutes earlier.

Area forecast discussion, Sep 13, 3:37 AM EDT, 1 hour 15 minutes before

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Hazardous weather outlook, Sep 13, 4:09 AM EDT, 43 minutes before

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In the hours before

Local storm report, Sep 12, 11:06 PM EDT, 5 hours 46 minutes before

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Local storm report, Sep 12, 11:10 PM EDT, 5 hours 42 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
1110 PM EDT SUN SEP 12 2021

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

0653 PM     HAIL             WOLF LAKE               43.25N 86.11W
09/12/2021  M1.00 INCH       MUSKEGON           MI   PUBLIC

            PHOTO RELAYED FROM WZZM TV. LOCATION
            APPROXIMATE.

&&

KENYON

Local storm report, Sep 12, 11:28 PM EDT, 5 hours 24 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
1128 PM EDT SUN SEP 12 2021

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

0651 PM     HAIL             GRANT                   43.34N 85.81W
09/12/2021  E1.00 INCH       NEWAYGO            MI   PUBLIC

            PHOTO RELAYED FROM WZZM TV. LOCATION
            APPROXIMATE. TIME ESTIMATED FROM RADAR.

&&

KENYON

Local storm report, Sep 12, 11:33 PM EDT, 5 hours 19 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
1133 PM EDT SUN SEP 12 2021

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

0404 PM     HAIL             HESPERIA                43.57N 86.04W
09/12/2021  E1.00 INCH       OCEANA             MI   PUBLIC

            PHOTO RELAYED FROM WZZM TV. LOCATION
            APPROXIMATE. TIME ESTIMATED FROM RADAR.

&&

KENYON

Local storm report, Sep 13, 4:18 AM EDT, 34 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 13, 3:05 AM EDT	Small Craft Advisory	GRR		56 hr
Sep 13, 3:08 AM EDT	Beach Hazards Statement	GRR	Allegan, Mason, Muskegon, Oceana, Ottawa, Van Buren	50 hr
Sep 13, 10:33 AM EDT	Special Marine Warning	GRR		87 min
Sep 13, 10:56 AM EDT	Special Weather Statement	GRR	Kent, Muskegon, Newaygo, Ottawa	64 min
Sep 13, 11:37 AM EDT	Severe Thunderstorm Warning	GRR	Kent, Ottawa	53 min
Sep 13, 12:36 PM EDT	Special Weather Statement	GRR	Clinton, Eaton, Gratiot, Ingham, Ionia	84 min
Sep 13, 1:18 PM EDT	Severe Thunderstorm Warning	GRR	Ingham	16 min

Nearby

Special Marine Warnings in Michigan, 2021 Every special marine warning in 2021

Sources

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