250  
SXUS83 KAPX 181808  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
208 PM WED MAR 18 2026  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
PTIM4 181730Z 130 8 15 POINT IROQUOIS  
CYAM 181744Z 150 8 15 SOO (CANADA)  
KANJ 181755Z 150 13 19 SAULT STE MARIE  
SWPM4 181730Z 150 10 16 S.W. PIER  
LTRM4 181730Z 160 15 21 LITTLE RAPIDS  
RCKM4 181730Z 150 15 18 ROCK CUT  
WNEM4 181730Z 170 11 16 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 181730Z 180 21 25 34.16 DETOUR VILLAGE  
KDRM 181755Z 170 7 16 DRUMMOND ISLAND  
KMCD 181755Z 170 10 16 MACKINAC ISLAND  
MACM4 181730Z 170 13 18 32.18 MACKINAC CITY  
KSLH 181755Z 170 7 CHEBOYGAN AIRPORT  
CYGM4 181800Z 190 16 18 CHEBOYGAN MARINA  
KPZQ 181755Z 190 13 18 ROGERS CITY  
PRIM4 181750Z 170 3 9 PRESQUE ISLE LIGHT  
KAPN 181754Z 170 13 ALPENA GUARD BASE  
APNM4 181750Z 170 1 ALPENA HARBOR LIGHT  
TBIM4 181730Z 170 1 THUNDER BAY ISLAND  
TAWM4 181740Z 180 9 17 TAWAS POINT  
 
LAKE MICHIGAN  
 
KISQ 181755Z 220 6 MANISTIQUE  
PNLM4 181730Z 200 20 24 PORT INLAND  
NABM4 181740Z 180 25 28 NAUBINWAY  
KSJX 181755Z 180 10 14 ST JAMES  
KPLN 181754Z 150 9 PELLSTON  
KMGN 181755Z 180 10 18 HARBOR SPRINGS  
KCVX 181755Z 170 11 17 CHARLEVOIX  
GTLM4 181740Z 180 10 19 GRAND TRAVERSE LIGHT  
KTVC 181753Z 180 9 18 TRAVERSE CITY  
BSBM4 181740Z 170 11 15 BIG SABLE POINT  
LDTM4 181730Z 150 8 12 LUDINGTON  
KLDM 181755Z 160 12 16 LUDINGTON AIRPORT  
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