857  
WHUS53 KAPX 222313  
SMWAPX  
LHZ348-349-362-363-230045-  
/O.NEW.KAPX.MA.W.0047.170922T2313Z-170923T0045Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SPECIAL MARINE WARNING  
NATIONAL WEATHER SERVICE GAYLORD MI  
713 PM EDT FRI SEP 22 2017  
 
THE NATIONAL WEATHER SERVICE IN GAYLORD HAS ISSUED A  
 
* SPECIAL MARINE WARNING FOR...  
LAKE HURON FROM PRESQUE ISLE LT. TO STURGEON POINT MI 5NM OFF  
SHORE TO US/CANADIAN BORDER...  
LAKE HURON FROM STURGEON POINT TO ALABASTER MI 5NM OFF SHORE TO  
US/CANADIAN BORDER...  
PRESQUE ISLE LIGHT TO STURGEON PT MI INCLUDING THUNDER BAY NATIONAL  
MARINE SANCTUARY...  
STURGEON PT TO ALABASTER MI...  
 
* UNTIL 845 PM EDT  
 
* AT 710 PM EDT...SHOWERS AND THUNDERSTORM PRODUCING STRONG OUTFLOW  
WERE LOCATED ALONG A LINE EXTENDING FROM NEAR BLACK RIVER TO 40 NM  
WEST OF EAST TAWAS. OUTFLOW FROM THESE STORMS WILL PRODUCE A BRIEF  
PERIOD OF GUSTY WINDS AS IT MOVES THROUGH OVER THE NEXT HOUR.  
 
HAZARD...WIND GUSTS TO 40 KNOTS.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...SMALL CRAFT COULD BE DAMAGED IN BRIEFLY HIGHER WINDS AND  
SUDDENLY HIGHER WAVES.  
 
* LOCATIONS IMPACTED INCLUDE...  
TAWAS BAY...MIDDLE ISLAND...ALPENA...EAST TAWAS...GREENBUSH...  
STURGEON POINT...AU SABLE POINT...HARRISVILLE...TAWAS POINT...BLACK  
RIVER...SOUTH POINT...THUNDER BAY AND OSCODA.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MOVE TO SAFE HARBOR IMMEDIATELY AS GUSTY WINDS AND HIGH WAVES ARE  
EXPECTED.  
 

 
 
LAT...LON 4419 8363 4430 8358 4436 8341 4473 8336  
4485 8339 4490 8350 4498 8354 4508 8352  
4513 8341 4521 8348 4520 8282 4419 8291  
TIME...MOT...LOC 2310Z 315DEG 22KT 4477 8335 4437 8423 4414 8501  
 
HAIL...0.00IN  
WIND...40KTS  
 

 
 
ADAM  
 
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