889  
WHUS53 KGRR 181340  
SMWGRR  
LMZ844>849-868-870-872-874-876-878-181515-  
/O.NEW.KGRR.MA.W.0037.190818T1340Z-190818T1515Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SPECIAL MARINE WARNING  
NATIONAL WEATHER SERVICE GRAND RAPIDS MI  
940 AM EDT SUN AUG 18 2019  
 
THE NATIONAL WEATHER SERVICE IN GRAND RAPIDS HAS ISSUED A  
 
* SPECIAL MARINE WARNING FOR...  
NEARSHORE AND OPEN WATERS FROM ST JOSEPH TO MANISTEE MI...  
 
* UNTIL 1115 AM EDT.  
 
* AT 940 AM EDT, STRONG THUNDERSTORMS WERE LOCATED ALONG A LINE  
EXTENDING FROM 15 NM EAST OF SHEBOYGAN TO 21 NM SOUTHEAST OF  
WINTHROP HARBOR, MOVING EAST AT 35 KNOTS.  
 
HAZARD...WIND GUSTS 34 KNOTS OR GREATER.  
 
SOURCE...RADAR.  
 
IMPACT...SMALL CRAFT COULD BE DAMAGED IN BRIEFLY HIGHER WINDS AND  
SUDDENLY HIGHER WAVES.  
 
* STRONG THUNDERSTORMS WILL REMAIN OVER MAINLY OPEN WATERS.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
FREQUENT LIGHTNING IS OCCURRING WITH THESE STORMS. IF CAUGHT ON THE  
OPEN WATER STAY BELOW DECK IF POSSIBLE, KEEP AWAY FROM UNGROUNDED  
METAL OBJECTS.  
 

 
 
LAT...LON 4384 8708 4379 8651 4372 8649 4367 8654  
4360 8653 4297 8623 4224 8636 4215 8645  
4217 8697 4339 8715  
TIME...MOT...LOC 1340Z 270DEG 34KT 4380 8736 4225 8747  
 
HAIL...0.00IN  
WIND...>34KTS  
 

 
 
04  
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab MI Page
The Nexlab IN Page Main Text Page