Station MBRM4 - Search and Rescue Data

9014090 - Mouth of the Black River, MI
42.975 N 82.419 W (42°58'29" N 82°25'8" W)

Average surface winds - six hour block.

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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