Is Atmospheric Momentum The Key? - Video Forecast HERE (9/7/25)

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Surf Spot Forecast Graph Surf Size, Swell Size, Swell Period & Direction, Wind Speed & Direction   STORMSURF Surf & Wind Forecast Sumbawa -9.0 S 118.0 E Time(UTC)/Date Surf Size (ft) Swell Hght (ft) Swll Per (secs) Swl Dir (deg) Wind (kts) Signif Wave Hgt 12Z Mon 15SEP 4.5 3.3 13.7 219 SE 13 4.3 ft @ 4 secs 18Z Mon 15SEP 4.7 3.4 13.7 221 ESE 8 4.5 ft @ 4 secs 00Z Tue 16SEP 4.9 3.6 13.6 221 SE 14 4.6 ft @ 5 secs 06Z Tue 16SEP 4.9 3.7 13.2 221 SSE 12 4.8 ft @ 5 secs 12Z Tue 16SEP 4.3 3.3 12.8 221 SSE 13 5.3 ft @ 5 secs 18Z Tue 16SEP 9.1 5.7 16.1 215 SE 12 6.3 ft @ 6 secs 00Z Wed 17SEP 9.9 6.5 15.4 215 SE 13 7.0 ft @ 7 secs 06Z Wed 17SEP 9.8 6.6 14.9 215 SSE 8 7.0 ft @ 7 secs 12Z Wed 17SEP 9.6 6.6 14.6 212 SE 9 6.6 ft @ 7 secs 18Z Wed 17SEP 9.2 6.4 14.4 211 SE 10 6.4 ft @ 6 secs 00Z Thu 18SEP 8.8 6.2 14.2 210 SE 11 6.2 ft @ 6 secs 06Z Thu 18SEP 8.0 5.8 13.9 211 SSE 9 5.8 ft @ 6 secs 12Z Thu 18SEP 7.2 5.3 13.5 211 SSE 8 5.3 ft @ 5 secs 18Z Thu 18SEP 6.6 5.0 13.2 209 SE 9 5.0 ft @ 5 secs 00Z Fri 19SEP 5.8 4.6 12.6 208 ESE 7 4.6 ft @ 5 secs 06Z Fri 19SEP 4.9 4.0 12.3 215 SE 8 4.4 ft @ 4 secs 12Z Fri 19SEP 3.9 3.2 11.9 214 SE 12 4.2 ft @ 4 secs 18Z Fri 19SEP 3.2 2.8 11.6 214 E 11 4.5 ft @ 5 secs 00Z Sat 20SEP 4.5 3.3 13.5 215 ESE 9 4.3 ft @ 4 secs 06Z Sat 20SEP 3.9 3.1 12.7 214 SSE 9 4.3 ft @ 4 secs 12Z Sat 20SEP 3.7 3.0 12.4 213 ESE 11 4.5 ft @ 4 secs 18Z Sat 20SEP 5.8 3.8 15.2 214 ESE 4 5.1 ft @ 5 secs 00Z Sun 21SEP 7.5 5.1 14.6 213 E 8 5.3 ft @ 5 secs 06Z Sun 21SEP 8.3 5.5 14.9 211 SSE 10 5.5 ft @ 6 secs 12Z Sun 21SEP 8.4 5.6 15.0 211 SSE 8 5.6 ft @ 6 secs 18Z Sun 21SEP 7.8 5.3 14.7 213 SSE 9 5.5 ft @ 5 secs 00Z Mon 22SEP 7.7 5.3 14.5 211 SE 5 5.3 ft @ 5 secs 06Z Mon 22SEP 7.3 5.1 14.3 212 S 7 5.1 ft @ 5 secs 12Z Mon 22SEP 6.9 4.9 14.1 211 SE 6 5.0 ft @ 5 secs 18Z Mon 22SEP 6.5 4.7 13.9 212 S 7 4.9 ft @ 5 secs 00Z Tue 23SEP 6.1 4.4 13.7 211 E 10 5.0 ft @ 5 secs

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