Station GSLM4 - Search and Rescue Data

Gravelly Shoal Light, MI
44.018 N 83.537 W (44°1'6" N 83°32'14" W)


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
2024-07-27 0000Z153617-07617-0
2024-07-26 1800Z153135-07335-0
2024-07-26 1200Z340434-06734-0
2024-07-26 0600Z15435-06935-0
2024-07-26 0000Z66835-07135-0
2024-07-25 1800Z145335-07035-0
2024-07-25 1200Z320635-06535-0
2024-07-25 0600Z314835-06635-0
2024-07-25 0000Z20435-06935-0
2024-07-24 1800Z306435-07035-0
2024-07-24 1200Z3001034-06734-0
2024-07-24 0600Z228835-07135-0
2024-07-24 0000Z164435-07535-0
2024-07-23 1800Z162335-07435-0
2024-07-23 1200Z181435-07135-0
2024-07-23 0600Z168435-07135-0
2024-07-23 0000Z94935-07235-0
2024-07-22 1800Z74635-07135-0
2024-07-22 1200Z97634-07034-0
2024-07-22 0600Z77735-07035-0
2024-07-22 0000Z501135-06935-0
2024-07-21 1800Z351235-06835-0
2024-07-21 1200Z323635-06935-0
2024-07-21 0600Z296735-07235-0
2024-07-21 0000Z176435-07735-0
2024-07-20 1800Z169535-07335-0
2024-07-20 1200Z236934-06734-0
2024-07-20 0600Z2351235-07035-0
2024-07-20 0000Z168635-07535-0
2024-07-19 1800Z183535-07035-0
2024-07-19 1200Z196335-06535-0
2024-07-19 0600Z1331235-06635-0
2024-07-19 0000Z118435-06835-0
2024-07-18 1800Z69335-06535-0
2024-07-18 1200Z3221434-06034-0
2024-07-18 0600Z3041435-06235-0
2024-07-18 0000Z319735-06935-0
2024-07-17 1800Z20035-06935-0
2024-07-17 1200Z295435-06835-0
2024-07-17 0600Z3001035-06935-0
2024-07-17 0000Z282935-07735-0
2024-07-16 1800Z256535-07535-0
2024-07-16 1200Z2331134-07534-0
2024-07-16 0600Z186635-07735-0
2024-07-16 0000Z180435-07935-0
2024-07-15 1800Z193535-07535-0
2024-07-15 1200Z205635-07335-0
2024-07-15 0600Z223935-07635-0
2024-07-15 0000Z198535-08035-0
2024-07-14 1800Z186535-07535-0
2024-07-14 1200Z2011334-07434-0
2024-07-14 0600Z1501235-07735-0
2024-07-14 0000Z135835-08135-0
2024-07-13 1800Z147535-07635-0
2024-07-13 1200Z210335-07335-0
2024-07-13 0600Z156435-07335-0
2024-07-13 0000Z116735-07535-0
2024-07-12 1800Z160135-07335-0
2024-07-12 1200Z148434-07034-0
2024-07-12 0600Z135535-07135-0
2024-07-12 0000Z68535-07135-0
2024-07-11 1800Z65535-06935-0
2024-07-11 1200Z334935-06635-0
2024-07-11 0600Z3111135-06835-0
2024-07-11 0000Z3291235-06935-0
2024-07-10 1800Z3581935-06735-0
2024-07-10 1200Z391934-06834-0
2024-07-10 0600Z60835-07335-0
2024-07-10 0000Z125835-07735-0
2024-07-09 1800Z152635-07535-0
2024-07-09 1200Z236735-07235-0
2024-07-09 0600Z214935-07235-0
2024-07-09 0000Z223935-07535-0
2024-07-08 1800Z172635-07235-0
2024-07-08 1200Z192434-07234-0
2024-07-08 0600Z1361135-07335-0
2024-07-08 0000Z101635-07435-0
2024-07-07 1800Z116335-06935-0
2024-07-07 1200Z318635-06635-0
2024-07-07 0600Z254735-06835-0
2024-07-07 0000Z207435-07035-0
2024-07-06 1800Z183335-06735-0
2024-07-06 1200Z297534-06334-0
2024-07-06 0600Z330535-06435-0
2024-07-06 0000Z271135-06835-0
2024-07-05 1800Z8735-06835-0
2024-07-05 1200Z42735-06735-0
2024-07-05 0600Z30735-06835-0
2024-07-05 0000Z110235-07235-0
2024-07-04 1800Z142235-07535-0
2024-07-04 1200Z227634-07034-0
2024-07-04 0600Z2261135-07235-0
2024-07-04 0000Z2231235-07735-0
2024-07-03 1800Z2111035-07235-0
2024-07-03 1200Z1671035-07035-0
2024-07-03 0600Z1371235-07035-0
2024-07-03 0000Z1351135-07135-0
2024-07-02 1800Z1531135-06935-0
2024-07-02 1200Z1461434-06534-0
2024-07-02 0600Z1361535-06635-0
2024-07-02 0000Z75235-07135-0
2024-07-01 1800Z176135-06635-0
2024-07-01 1200Z329535-05735-0
2024-07-01 0600Z3141135-05735-0
2024-07-01 0000Z3181229-06429-0
2024-06-30 1800Z326836-06036-0
2024-06-30 1200Z2931836-05436-0
2024-06-30 0600Z2961436-06436-0
2024-06-30 0000Z2221636-07636-0
2024-06-29 1800Z2181436-07336-0
2024-06-29 1200Z201736-06836-0
2024-06-29 0600Z1482036-06836-0
2024-06-29 0000Z1391736-06836-0
2024-06-28 1800Z1431536-06536-0
2024-06-28 1200Z1361636-06436-0
2024-06-28 0600Z1341536-06336-0
2024-06-28 0000Z751036-06436-0
2024-06-27 1800Z61936-06236-0
2024-06-27 1200Z2971336-05636-0
2024-06-27 0600Z3261236-06036-0
2024-06-27 0000Z331536-06436-0
2024-06-26 1800Z13636-06736-0
2024-06-26 1200Z236836-07036-0
2024-06-26 0600Z248736-07236-0
2024-06-26 0000Z2341236-07536-0
2024-06-25 1800Z2302236-07336-0
2024-06-25 1200Z1582136-07036-0
2024-06-25 0600Z1511136-07336-0
2024-06-25 0000Z146636-07536-0
2024-06-24 1800Z155236-07036-0
2024-06-24 1200Z329636-06436-0
2024-06-24 0600Z299936-06536-0
2024-06-24 0000Z279836-06936-0
2024-06-23 1800Z2771736-07036-0
2024-06-23 1200Z2392336-07036-0
2024-06-23 0600Z208936-07236-0
2024-06-23 0000Z92336-07236-0
2024-06-22 1800Z26536-06836-0
2024-06-22 1200Z59836-06636-0
2024-06-22 0600Z35936-06536-0
2024-06-22 0000Z40936-06636-0
2024-06-21 1800Z51736-06736-0
2024-06-21 1200Z39436-06636-0
2024-06-21 0600Z53636-06536-0
2024-06-21 0000Z391236-06436-0
2024-06-20 1800Z401336-06436-0
2024-06-20 1200Z71336-06536-0
2024-06-20 0600Z301436-06736-0
2024-06-20 0000Z37236-08136-0
2024-06-19 1800Z177536-07836-0
2024-06-19 1200Z160636-07536-0
2024-06-19 0600Z1521036-07736-0
2024-06-19 0000Z1551036-07936-0
2024-06-18 1800Z162436-08036-0
2024-06-18 1200Z1541036-07636-0
2024-06-18 0600Z1661036-07736-0
2024-06-18 0000Z1551736-07736-0
2024-06-17 1800Z155336-07836-0
2024-06-17 1200Z2081036-07036-0
2024-06-17 0600Z1531136-07336-0
2024-06-17 0000Z1541936-07636-0
2024-06-16 1800Z152936-07336-0
2024-06-16 1200Z137936-06336-0
2024-06-16 0600Z1131136-06036-0
2024-06-16 0000Z581136-06036-0
2024-06-15 1800Z481136-05836-0
2024-06-15 1200Z491136-05836-0
2024-06-15 0600Z346636-06236-0
2024-06-15 0000Z73836-06536-0
2024-06-14 1800Z681036-06236-0
2024-06-14 1200Z322236-06236-0
2024-06-14 0600Z3071036-06636-0
2024-06-14 0000Z2521436-07736-0
2024-06-13 1800Z2091536-07336-0
2024-06-13 1200Z2061036-06936-0
2024-06-13 0600Z177636-07136-0
2024-06-13 0000Z2131136-07636-0
2024-06-12 1800Z141636-07136-0
2024-06-12 1200Z150536-06536-0
2024-06-12 0600Z1441336-06336-0
2024-06-12 0000Z1281236-06636-0

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.

Display all available SAR data (up to 45 days)

Display GSLM4 station page