National Weather Service Raw Text Product

Displaying AFOS PIL: SMWGRR Received: 2017-08-11 00:15 UTC


322 
WHUS53 KGRR 110015
SMWGRR
LMZ847-872-110115-
/O.NEW.KGRR.MA.W.0036.170811T0015Z-170811T0115Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SPECIAL MARINE WARNING
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
815 PM EDT THU AUG 10 2017

THE NATIONAL WEATHER SERVICE IN GRAND RAPIDS HAS ISSUED A

* SPECIAL MARINE WARNING FOR...
  NEARSHORE AND OPEN WATERS FROM GRAND HAVEN TO WHITEHALL MI...

* UNTIL 915 PM EDT

* AT 814 PM EDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING 
  WATERSPOUTS AND WINDS ABOVE 35 KNOTS WAS LOCATED 25 NM WEST OF THE 
  MUSKEGON LIGHT...MOVING EAST AT 20 KNOTS.

  HAZARD...WATERSPOUTS...WIND GUSTS 34 KNOTS OR GREATER...AND SMALL 
           HAIL. 

  SOURCE...RADAR INDICATED. 

  IMPACT...WATERSPOUTS CAN EASILY OVERTURN BOATS AND CREATE LOCALLY 
           HAZARDOUS SEAS. HAZARDOUS CONDITIONS ABOVE DECK IN 
           BRIEFLY HIGHER WINDS AND SUDDENLY HIGHER WAVES. 

* LOCATIONS IMPACTED INCLUDE...
  THE MUSKEGON LIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THUNDERSTORMS CAN PRODUCE SUDDEN WATERSPOUTS. WATERSPOUTS CAN EASILY
OVERTURN BOATS AND CREATE LOCALLY HAZARDOUS SEAS. SEEK SAFE HARBOR
IMMEDIATELY.

&&

LAT...LON 4317 8705 4335 8703 4336 8642 4331 8639
      4314 8628 4307 8625
TIME...MOT...LOC 0014Z 274DEG 22KT 4326 8694 

WATERSPOUT...POSSIBLE
HAIL...<.75IN
WIND...>34KTS

$$

JK