Station GDMM5 - Search and Rescue Data

9099090 - Grand Marais, MN
47.749 N 90.341 W (47°44'55" N 90°20'28" 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 0600Z--0-070475354
2024-07-27 0000Z--0-070485360
2024-07-26 1800Z--0-069525360
2024-07-26 1200Z--0-062575360
2024-07-26 0600Z--0-059545360
2024-07-26 0000Z--0-066605360
2024-07-25 1800Z--0-066545360
2024-07-25 1200Z--0-059485360
2024-07-25 0600Z--0-055515360
2024-07-25 0000Z--0-063545360
2024-07-24 1800Z--0-064515360
2024-07-24 1200Z--0-060575360
2024-07-24 0600Z--0-057605360
2024-07-24 0000Z--0-062535358
2024-07-23 1800Z--0-062585360
2024-07-23 1200Z--0-061605360
2024-07-23 0600Z--0-062605360
2024-07-23 0000Z--0-066525360
2024-07-22 1800Z--0-063565360
2024-07-22 1200Z--0-060605260

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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