Station FTGM4 - Search and Rescue Data

9014098 - Fort Gratiot, MI
43.007 N 82.422 W (43°0'24" N 82°25'21" W)

For area marine forecasts, select: GREAT LAKES FORECASTS

Average surface winds - six hour block.

Date (UTC) Average
Wind Dir
(True)
Average
Wind Spd
(Knots)
Wind
Obs
Average
Seas
(Feet)
Wave
Obs
Air Temp.
(Degrees F.)
Air Temp.
Obs
Water Temp.
(Degrees F.)
Water Temp.
Obs
2024-04-25 1200Z61751-03849-0
2024-04-25 0600Z441560-03857-0
2024-04-25 0000Z132057-03557-0
2024-04-24 1800Z112760-03560-0
2024-04-24 1200Z52357-03959-0
2024-04-24 0600Z235260-04760-0
2024-04-24 0000Z228960-05260-0
2024-04-23 1800Z2201460-05660-0
2024-04-23 1200Z2041160-05260-0
2024-04-23 0600Z2111060-05360-0
2024-04-23 0000Z2041257-05854-0
2024-04-22 1800Z211960-05760-0
2024-04-22 1200Z201560-04060-0
2024-04-22 0600Z29760-04260-0
2024-04-22 0000Z288760-05146-0
2024-04-21 1800Z287860-04955-0
2024-04-21 1200Z276660-03950-0
2024-04-21 0600Z290660-04057-0
2024-04-21 0000Z286758-04354-0
2024-04-20 1800Z2891058-04355-0
2024-04-20 1200Z296960-04053-0
2024-04-20 0600Z235758-04556-0
2024-04-20 0000Z2771060-05160-0
2024-04-19 1800Z2831260-05560-0
2024-04-19 1200Z340460-04860-0
2024-04-19 0600Z6360-04860-0
2024-04-19 0000Z114460-05258-0
2024-04-18 1800Z53560-05260-0
2024-04-18 1200Z283860-05257-0
2024-04-18 0600Z265760-05560-0
2024-04-18 0000Z221660-05858-0
2024-04-17 1800Z1561360-05860-0
2024-04-17 1200Z1491159-05159-0
2024-04-17 0600Z1241160-05360-0
2024-04-17 0000Z23860-04555-0
2024-04-16 1800Z161160-04460-0
2024-04-16 1200Z161160-04260-0
2024-04-16 0600Z331160-04560-0
2024-04-16 0000Z52660-05022-0
2024-04-15 1800Z731159-0-0-0
2024-04-15 1200Z5260-0-0-0
2024-04-15 0600Z344759-0-0-0
2024-04-15 0000Z101058-0-0-0
2024-04-14 1800Z345560-07220-0
2024-04-14 1200Z194657-05441-0
2024-04-14 0600Z207560-05260-0
2024-04-14 0000Z278755-05860-0
2024-04-13 1800Z3051251-05541-0
2024-04-13 1200Z3071354-04446-0
2024-04-13 0600Z3001558-04356-0
2024-04-13 0000Z3131957-04457-0
2024-04-12 1800Z3011360-04758-0
2024-04-12 1200Z2981160-04560-0
2024-04-12 0600Z320960-04560-0
2024-04-12 0000Z3557-04657-0
2024-04-11 1800Z6860-04460-0
2024-04-11 1200Z491260-04460-0
2024-04-11 0600Z85460-04860-0
2024-04-11 0000Z851057-04857-0
2024-04-10 1800Z741158-04758-0
2024-04-10 1200Z306360-04760-0
2024-04-10 0600Z312560-05360-0
2024-04-10 0000Z237760-06854-0
2024-04-09 1800Z2011460-07060-0
2024-04-09 1200Z193860-05360-0
2024-04-09 0600Z201758-05060-0
2024-04-09 0000Z184856-06151-0
2024-04-08 1800Z1841059-06156-0
2024-04-08 1200Z157760-04760-0
2024-04-08 0600Z143860-04860-0
2024-04-08 0000Z139760-05040-0
2024-04-07 1800Z28757-04146-0
2024-04-07 1200Z13557-03638-0
2024-04-07 0600Z343460-03560-0
2024-04-07 0000Z16860-03943-0
2024-04-06 1800Z151360-04052-0
2024-04-06 1200Z3591355-04250-0
2024-04-06 0600Z332860-03957-0
2024-04-06 0000Z51960-04157-0
2024-04-05 1800Z62160-03860-0
2024-04-05 1200Z3471160-03560-0
2024-04-05 0600Z142160-03660-0
2024-04-05 0000Z31745-03845-0
2024-04-04 1800Z81260-03960-0
2024-04-04 1200Z313259-03459-0
2024-04-04 0600Z175160-03760-0
2024-04-04 0000Z182460-04458-0
2024-04-03 1800Z2181060-04560-0
2024-04-03 1200Z2151160-04160-0
2024-04-03 0600Z1761160-04860-0
2024-04-03 0000Z1301954-04457-0
2024-04-02 1800Z1041160-04355-0
2024-04-02 1200Z831260-04257-0
2024-04-02 0600Z50860-03960-0
2024-04-02 0000Z181357-03845-0
2024-04-01 1800Z161457-03853-0
2024-04-01 1200Z331660-03660-0
2024-04-01 0600Z54753-03750-0
2024-04-01 0000Z66843-03745-0
2024-03-31 1800Z36855-03649-0
2024-03-31 1200Z201255-03547-0
2024-03-31 0600Z2860-03660-0
2024-03-31 0000Z8860-03760-0
2024-03-30 1800Z94457-03858-0
2024-03-30 1200Z121655-03447-0
2024-03-30 0600Z80760-03551-0
2024-03-30 0000Z54857-03557-0
2024-03-29 1800Z354760-04260-0
2024-03-29 1200Z280560-03260-0
2024-03-29 0600Z311660-03460-0
2024-03-29 0000Z275857-04457-0
2024-03-28 1800Z2531060-04560-0
2024-03-28 1200Z229760-03458-0
2024-03-28 0600Z220560-03260-0
2024-03-28 0000Z263858-03658-0
2024-03-27 1800Z2571160-03860-0
2024-03-27 1200Z242860-04060-0
2024-03-27 0600Z225860-04560-0
2024-03-27 0000Z1851757-05252-0
2024-03-26 1800Z1811960-05060-0
2024-03-26 1200Z1751860-04560-0
2024-03-26 0600Z1551460-05060-0
2024-03-26 0000Z1511355-05346-0
2024-03-25 1800Z1751560-05152-0
2024-03-25 1200Z1661360-03760-0
2024-03-25 0600Z141960-03357-0
2024-03-25 0000Z118855-03445-0
2024-03-24 1800Z124756-03349-0
2024-03-24 1200Z212256-02452-0
2024-03-24 0600Z335460-02360-0
2024-03-24 0000Z211357-03057-0
2024-03-23 1800Z91958-03151-0
2024-03-23 1200Z350954-02839-0
2024-03-23 0600Z351060-02855-0
2024-03-23 0000Z90857-02757-0
2024-03-22 1800Z126960-02760-0
2024-03-22 1200Z152760-02560-0
2024-03-22 0600Z149760-02558-0
2024-03-22 0000Z89857-02857-0
2024-03-21 1800Z16560-02858-0
2024-03-21 1200Z334760-02260-0
2024-03-21 0600Z321860-02260-0
2024-03-21 0000Z3171158-02756-0
2024-03-20 1800Z3161460-02960-0
2024-03-20 1200Z3281060-03160-0
2024-03-20 0600Z267560-03660-0
2024-03-20 0000Z286760-04058-0
2024-03-19 1800Z2321159-03659-0
2024-03-19 1200Z2281058-03058-0
2024-03-19 0600Z280760-03060-0
2024-03-19 0000Z296658-03145-0
2024-03-18 1800Z324958-03160-0
2024-03-18 1200Z281759-02759-0
2024-03-18 0600Z300860-02960-0
2024-03-18 0000Z302651-03136-0
2024-03-17 1800Z293858-03732-0
2024-03-17 1200Z270757-03645-0
2024-03-17 0600Z306660-04159-0
2024-03-17 0000Z273857-05044-0
2024-03-16 1800Z2111260-05047-0
2024-03-16 1200Z2091158-03947-0
2024-03-16 0600Z214653-03340-0
2024-03-16 0000Z49858-03655-0
2024-03-15 1800Z211560-03760-0
2024-03-15 1200Z31360-03960-0
2024-03-15 0600Z81960-03960-0
2024-03-15 0000Z81158-04258-0
2024-03-14 1800Z36460-04160-0
2024-03-14 1200Z22660-03955-0
2024-03-14 0600Z19460-03960-0
2024-03-14 0000Z25460-04160-0
2024-03-13 1800Z46860-04550-0
2024-03-13 1200Z267553-05250-0
2024-03-13 0600Z221860-05460-0
2024-03-13 0000Z212960-06160-0
2024-03-12 1800Z193860-05958-0
2024-03-12 1200Z233660-04360-0
2024-03-12 0600Z244860-04756-0
2024-03-12 0000Z2111060-04957-0
2024-03-11 1800Z262858-04856-0
2024-03-11 1200Z281858-03258-0
2024-03-11 0600Z3101060-03259-0
2024-03-11 0000Z3201030-03415-0

The six-hour averages are calculated as follows:

  • The 0000Z average uses data from 2100Z to 0259Z.
  • The 0600Z average uses data from 0300Z to 0859Z.
  • The 1200Z average uses data from 0900Z to 1459Z.
  • The 1800Z average uses data from 1500Z to 2059Z.

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