931  
SXUS83 KAPX 181208  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
808 AM EDT SAT JUL 18 2026  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 181150Z 300 21 23 GRAND MARAIS  
GRMM4 181150Z 300 21 23 GRAND MARAIS  
CYAM 181119Z 320 6 SOO (CANADA)  
KANJ 181155Z 290 13 22 SAULT STE MARIE  
 
LAKE HURON  
 
KDRM 181155Z 260 3 DRUMMOND ISLAND  
KMCD 181155Z 310 10 20 MACKINAC ISLAND  
KSLH 181155Z 300 12 CHEBOYGAN AIRPORT  
CYGM4 181205Z 320 16 30 CHEBOYGAN MARINA  
KPZQ 181155Z 250 6 ROGERS CITY  
PRIM4 181150Z 240 12 16 PRESQUE ISLE LIGHT  
KAPN 181154Z 230 7 ALPENA GUARD BASE  
APNM4 181150Z 250 11 16 ALPENA HARBOR LIGHT  
TBIM4 181130Z 240 14 16 THUNDER BAY ISLAND  
SPTM4 181150Z CALM STURGEON POINT LIGHT  
KOSC 181155Z 280 9 16 OSCODA  
TAWM4 181140Z 230 6 11 TAWAS POINT  
GSLM4 181140Z 230 15 20 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 181155Z 320 13 19 MANISTIQUE  
NABM4 181140Z 330 12 18 NAUBINWAY  
KSJX 181155Z 330 13 22 ST JAMES  
KPLN 181154Z 320 10 PELLSTON  
KMGN 181155Z 310 7 15 HARBOR SPRINGS  
KCVX 181155Z 310 11 CHARLEVOIX  
GTLM4 181140Z 340 13 18 GRAND TRAVERSE LIGHT  
KTVC 181153Z 300 7 TRAVERSE CITY  
KFKS 181155Z 330 8 FRANKFORT  
BSBM4 181140Z 260 15 17 BIG SABLE POINT  
KLDM 181155Z 280 6 LUDINGTON AIRPORT  
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