Alert archive / Michigan / Small Craft Advisories in 2017

Small Craft Advisory 43, NWS Grand Rapids, MI

May 16, 2017

NWS Grand Rapids, MI issued this small craft advisory at May 16, 2017, 3:21 AM EDT. It took effect at May 16, 2017, 8:00 AM EDT. It was in force for 3 days.

The area

The counties it named.

The facts

Issued: May 16, 2017, 3:21 AM EDT (07:21 UTC)
In effect from: May 16, 2017, 8:00 AM EDT
Expired: May 19, 2017, 11:00 AM EDT
In force: 3 days
Issued by: NWS Grand Rapids, MI

What forecasters said that day

The local office's own words before this small craft advisory 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 small craft advisory went out at May 16, 3:08 AM EDT, 13 minutes earlier.

Area forecast discussion, May 16, 3:08 AM EDT, 13 minutes before

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Hazardous weather outlook, May 15, 1:09 PM EDT, 14 hours 12 minutes before

HAZARDOUS WEATHER OUTLOOK
National Weather Service Grand Rapids MI
109 PM EDT Mon May 15 2017

MIZ037>040-043>046-050>052-056>059-064>067-071>074-160745-
Mason-Lake-Osceola-Clare-Oceana-Newaygo-Mecosta-Isabella-Muskegon-
Montcalm-Gratiot-Ottawa-Kent-Ionia-Clinton-Allegan-Barry-Eaton-
Ingham-Van Buren-Kalamazoo-Calhoun-Jackson-
109 PM EDT Mon May 15 2017

This hazardous weather outlook is for portions of southwest Lower
Michigan.

.DAY ONE...Today and Tonight

Thunderstorms are expected tonight after 10 PM and lasting through
the night.  Isolated stronger storms will produce damaging winds
and/or large hail. Threats also include lightning and heavy
downpours.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

A couple of stronger storms may last into Tuesday morning, mainly
north of I-96.  Another good chance of storms will come Friday night
into Saturday.

.SPOTTER INFORMATION STATEMENT...

Spotter activation be needed after 10 PM tonight.

LMZ844>849-160745-
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-
109 PM EDT Mon May 15 2017

This hazardous weather outlook is for portions of southwest Lower
Michigan.

.DAY ONE...Today and Tonight

Thunderstorms are expected tonight with the main threats being
lightning, locally gusty winds, and heavy downpours.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

Winds and waves could be hazardous to small craft by late Tuesday
afternoon into Wednesday.

Ostuno JK

In the hours before

Special weather statement, May 15, 9:21 PM EDT, 6 hours before

Special Weather Statement
National Weather Service Grand Rapids MI
921 PM EDT MON MAY 15 2017

MIZ064-071>073-160215-
Kalamazoo MI-Calhoun MI-Allegan MI-Van Buren MI-
921 PM EDT MON MAY 15 2017

...SIGNIFICANT WEATHER ADVISORY...

At 921 PM EDT, Doppler radar was tracking strong thunderstorms along
a line extending from Pullman to near Lake Michigan Beach. Movement
was southeast at 45 mph.

Dime size hail and winds in excess of 40 mph with downed tree limbs
will be possible with these storms.

Locations impacted include...
Kalamazoo...           Portage...             South Haven...
Paw Paw...             Westwood...            Van Buren SP...
Battle Creek...        Vicksburg...           Hartford...
Galesburg...           Mattawan...            Lawton...
Bangor...              Decatur...             Schoolcraft...
Climax...              Comstock Northwest...  Alamo...
Pine Grove...          Covert...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Torrential rainfall is also occurring with these storms, and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.

Frequent cloud to ground lightning is occurring with these storms.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

&&

LAT...LON 4207 8622 4224 8622 4224 8636 4245 8626
      4255 8613 4224 8504 4207 8527
TIME...MOT...LOC 0121Z 295DEG 38KT 4248 8613 4223 8646

04

Special weather statement, May 16, 12:48 AM EDT, 2 hours 33 minutes before

Special Weather Statement
National Weather Service Grand Rapids MI
1248 AM EDT TUE MAY 16 2017

MIZ043-050-056-064-160515-
Oceana MI-Muskegon MI-Allegan MI-Ottawa MI-
1248 AM EDT TUE MAY 16 2017

...SIGNIFICANT WEATHER ADVISORY...

At 1247 AM EDT, Doppler radar was tracking strong thunderstorms
along a line extending from 20 miles west of Stony Lake to 30 miles
southwest of Muskegon. Movement was east at 60 mph.

Nickel size hail and wind gusts up to 50 mph with downed tree limbs
will be possible with these storms.

Locations impacted include...
Muskegon...            Holland...             Grand Haven...
Hart...                Shelby...              Muskegon Heights...
Zeeland...             Roosevelt Park...      North Muskegon...
Ferrysburg...          Whitehall...           Montague...
Fennville...           Lakewood Club...       Fruitport...
Port Sheldon...        Saugatuck...           Beechwood...
Saugatuck SP...        Norton Shores...

LAT...LON 4381 8609 4317 8605 4250 8591 4249 8625
      4271 8621 4302 8623 4365 8654
TIME...MOT...LOC 0447Z 250DEG 56KT 4345 8692 4300 8692 4253 8713

OSTUNO

Special weather statement, May 16, 1:37 AM EDT, 1 hour 44 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
May 15, 9:21 PM EDT	Special Weather Statement	GRR	Allegan, Kalamazoo, Van Buren	54 min
May 16, 12:48 AM EDT	Special Weather Statement	GRR	Muskegon, Oceana, Ottawa	27 min
May 16, 12:53 AM EDT	Special Marine Warning	GRR		37 min
May 16, 1:08 AM EDT	Severe Thunderstorm Warning	GRR	Oceana	22 min
May 16, 1:29 AM EDT	Special Marine Warning	GRR		31 min
May 16, 1:37 AM EDT	Special Weather Statement	GRR	Kent	53 min

Nearby

Small Craft Advisories in Michigan, 2017 Every small craft advisory in 2017

Sources

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