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.
03-22-2023 | 1200Z | 128 | 5 | 17 | - | 0 | 34 | 17 | - | 0 |
03-22-2023 | 0600Z | 37 | 8 | 36 | - | 0 | 34 | 36 | - | 0 |
03-22-2023 | 0000Z | 42 | 15 | 36 | - | 0 | 33 | 36 | - | 0 |
03-21-2023 | 1800Z | 40 | 14 | 36 | - | 0 | 31 | 36 | - | 0 |
03-21-2023 | 1200Z | 13 | 9 | 36 | - | 0 | 30 | 36 | - | 0 |
03-21-2023 | 0600Z | 14 | 9 | 36 | - | 0 | 34 | 36 | - | 0 |
03-21-2023 | 0000Z | 238 | 9 | 36 | - | 0 | 42 | 36 | - | 0 |
03-20-2023 | 1800Z | 187 | 5 | 36 | - | 0 | 36 | 36 | - | 0 |
03-20-2023 | 1200Z | 209 | 20 | 36 | - | 0 | 32 | 36 | - | 0 |
03-20-2023 | 0600Z | 219 | 24 | 36 | - | 0 | 33 | 36 | - | 0 |
03-20-2023 | 0000Z | 216 | 25 | 36 | - | 0 | 34 | 36 | - | 0 |
03-19-2023 | 1800Z | 226 | 21 | 36 | - | 0 | 31 | 36 | - | 0 |
03-19-2023 | 1200Z | 250 | 23 | 36 | - | 0 | 22 | 36 | - | 0 |
03-19-2023 | 0600Z | 249 | 22 | 36 | - | 0 | 21 | 36 | - | 0 |
03-19-2023 | 0000Z | 257 | 27 | 36 | - | 0 | 22 | 36 | - | 0 |
03-18-2023 | 1800Z | 241 | 25 | 36 | - | 0 | 20 | 36 | - | 0 |
03-18-2023 | 1200Z | 253 | 22 | 36 | - | 0 | 21 | 36 | - | 0 |
03-18-2023 | 0600Z | 245 | 24 | 36 | - | 0 | 27 | 36 | - | 0 |
03-18-2023 | 0000Z | 244 | 27 | 36 | - | 0 | 31 | 36 | - | 0 |
03-17-2023 | 1800Z | 249 | 29 | 36 | - | 0 | 35 | 36 | - | 0 |
03-17-2023 | 1200Z | 188 | 13 | 36 | - | 0 | 41 | 36 | - | 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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