Bering Sea storm

53°10.2′N 174°04.9′W

Waves left about 5 Oct 22:26Z, ± 2 h

Placed by 9 buoys, whose own placements lie within 281 nmi of it

Its swell was last measured at 46218 (Harvest, CA (071)) on 15 Oct 04:00Z; the replay ends there.

Each buoy places the storm from how its swell's period shortened as it arrived: the longest waves travel fastest. Fronts are drawn at deep-water group speeds along great circles, and stop at land. How it is worked out