Bluegraph
SIMarineUS

Storms placed by their swell

North Pacific storm

32°51.3′N 150°15.1′W

Waves left about 1 Nov 23:20Z, ± 2 h

Placed by 6 buoys, whose own placements lie within 273 nmi of it

Its swell was last measured at 46053 (East Santa Barbara, CA) on 6 Nov 17:20Z; 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