Bering Sea storm

55°56.9′N 179°09.4′E

Waves left about 18 Oct 16:57Z, ± 3 h

Placed by 2 buoys, whose own placements lie within 129 nmi of it

Its swell was last measured at 46066 (South Kodiak, AK) on 22 Oct 16:50Z; 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