Hazardous Weather Outlook
Issued by NWS Grand Rapids, MI

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FLUS43 KGRR 201633
HWOGRR

Hazardous Weather Outlook
National Weather Service Grand Rapids MI
1233 PM EDT Mon Aug 20 2018

MIZ037>040-043>046-050>052-056>059-064>067-071>074-210915-
Mason-Lake-Osceola-Clare-Oceana-Newaygo-Mecosta-Isabella-Muskegon-
Montcalm-Gratiot-Ottawa-Kent-Ionia-Clinton-Allegan-Barry-Eaton-
Ingham-Van Buren-Kalamazoo-Calhoun-Jackson-
1233 PM EDT Mon Aug 20 2018

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

.DAY ONE...This afternoon and Tonight

Thunderstorms are possible from late this afternoon through tonight.
Severe weather is not likely. Areas south of a South Haven to
Kalamazoo line could see some localized severe weather with gusty
winds or a brief weak tornado possible.

A widespread rain of around an inch is possible from tonight into
Tuesday. Heavier swaths of rain are expected as well. While some
localized ponding of water may occur, significant impacts are not
expected at this time.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

Thunderstorms are expected on Tuesday as well. Severe weather is
not forecast. The heavier rain will taper off through the day.

.SPOTTER INFORMATION STATEMENT...

Spotter activation could be needed south of a South Haven to
Kalamazoo line.

$$

LMZ844>849-210915-
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-
1233 PM EDT Mon Aug 20 2018

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

.DAY ONE...This afternoon and Tonight

No hazardous weather is expected at this time.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

Winds and waves will ramp up considerably around midday on Tuesday
with dangerous swimming and boating conditions developing. Waves
will build into the 4 to 7 foot range Tuesday afternoon, peaking
at 6 to 10 feet Tuesday evening. Large waves will continue into
Wednesday before gradually subsiding during the afternoon and
evening.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed.

$$

DUKE NJJ



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