Half Moon Bay, CA

Central California — Station 46012 is online

Wave Conditions as of 3:00 pm on Fri, Aug 18, 2017 (PDT)

Observed about 2 hours ago

  • Thu
  • Fri
  • 5 pm
  • 6 pm
  • 7 pm
  • 8 pm
  • 9 pm
  • 10 pm
  • 11 pm
  • 12 am
  • 1 am
  • 2 am
  • 3 am
  • 4 am
  • 5 am
  • 6 am
  • 7 am
  • 8 am
  • 9 am
  • 10 am
  • 11 am
  • 12 pm
  • 1 pm
  • 2 pm
  • 3 pm

Primary Swell

  • 6 ft
  • 10 s
  • NW
  • 6.2 ft at 10.0 s
  • Thu 5:00 pm
  • 6 ft
  • 11 s
  • WNW
  • 5.9 ft at 10.8 s
  • Thu 6:00 pm
  • 7 ft
  • 9 s
  • NW
  • 6.9 ft at 9.1 s
  • Thu 7:00 pm
  • 6 ft
  • 10 s
  • NW
  • 5.9 ft at 10.0 s
  • Thu 8:00 pm
  • 6 ft
  • 10 s
  • NW
  • 5.9 ft at 10.0 s
  • Thu 9:00 pm
  • 6 ft
  • 10 s
  • NW
  • 6.2 ft at 10.0 s
  • Thu 10:00 pm
  • 6 ft
  • 10 s
  • NW
  • 6.2 ft at 10.0 s
  • Thu 11:00 pm
  • 6 ft
  • 10 s
  • NW
  • 5.9 ft at 10.0 s
  • Fri 12:00 am
  • 6 ft
  • 9 s
  • NW
  • 5.9 ft at 9.1 s
  • Fri 1:00 am
  • 6 ft
  • 10 s
  • NW
  • 6.2 ft at 10.0 s
  • Fri 2:00 am
  • 6 ft
  • 10 s
  • WNW
  • 5.9 ft at 10.0 s
  • Fri 3:00 am
  • 6 ft
  • 10 s
  • NW
  • 5.6 ft at 10.0 s
  • Fri 4:00 am
  • 6 ft
  • 15 s
  • SSE
  • 5.9 ft at 14.8 s
  • Fri 5:00 am
  • 6 ft
  • 10 s
  • NW
  • 6.2 ft at 10.0 s
  • Fri 6:00 am
  • 6 ft
  • 9 s
  • NW
  • 5.6 ft at 9.1 s
  • Fri 7:00 am
  • 5 ft
  • 9 s
  • WNW
  • 5.3 ft at 9.1 s
  • Fri 8:00 am
  • 7 ft
  • 11 s
  • NW
  • 6.6 ft at 10.8 s
  • Fri 9:00 am
  • 6 ft
  • 10 s
  • WNW
  • 5.6 ft at 10.0 s
  • Fri 10:00 am
  • 6 ft
  • 10 s
  • WNW
  • 5.9 ft at 10.0 s
  • Fri 11:00 am
  • 6 ft
  • 10 s
  • NW
  • 5.6 ft at 10.0 s
  • Fri 12:00 pm
  • 6 ft
  • 10 s
  • WNW
  • 6.2 ft at 10.0 s
  • Fri 1:00 pm
  • 6 ft
  • 11 s
  • NW
  • 5.9 ft at 10.8 s
  • Fri 2:00 pm
  • 6 ft
  • 11 s
  • NW
  • 5.9 ft at 11.4 s
  • Fri 3:00 pm

Wind Waves

  • 1 ft
  • 3 s
  • WSW
  • 0.7 ft at 3.4 s
  • Thu 5:00 pm
  • 1 ft
  • 4 s
  • W
  • 0.7 ft at 3.6 s
  • Thu 6:00 pm
  • 1 ft
  • 4 s
  • W
  • 0.7 ft at 3.7 s
  • Thu 7:00 pm
  • 1 ft
  • 4 s
  • WNW
  • 0.7 ft at 4.0 s
  • Thu 8:00 pm
  • 1 ft
  • 3 s
  • NW
  • 0.7 ft at 3.4 s
  • Thu 9:00 pm
  • 1 ft
  • 3 s
  • W
  • 1.0 ft at 3.3 s
  • Thu 10:00 pm
  • 1 ft
  • 4 s
  • WNW
  • 1.0 ft at 3.8 s
  • Thu 11:00 pm
  • 1 ft
  • 4 s
  • WNW
  • 0.7 ft at 4.0 s
  • Fri 12:00 am
  • 1 ft
  • 4 s
  • W
  • 1.0 ft at 3.7 s
  • Fri 1:00 am
  • 1 ft
  • 4 s
  • WNW
  • 1.0 ft at 3.8 s
  • Fri 2:00 am
  • 1 ft
  • 4 s
  • W
  • 0.7 ft at 3.7 s
  • Fri 3:00 am
  • 1 ft
  • 4 s
  • WNW
  • 0.7 ft at 3.7 s
  • Fri 4:00 am
  • 1 ft
  • 3 s
  • W
  • 0.7 ft at 3.1 s
  • Fri 5:00 am
  • 1 ft
  • 4 s
  • WNW
  • 0.7 ft at 4.0 s
  • Fri 6:00 am
  • 1 ft
  • 4 s
  • WNW
  • 0.7 ft at 3.7 s
  • Fri 7:00 am
  • 1 ft
  • 4 s
  • WNW
  • 0.7 ft at 4.0 s
  • Fri 8:00 am
  • 1 ft
  • 3 s
  • W
  • 0.7 ft at 3.3 s
  • Fri 9:00 am
  • 1 ft
  • 4 s
  • WNW
  • 0.7 ft at 4.0 s
  • Fri 10:00 am
  • 1 ft
  • 4 s
  • NW
  • 0.7 ft at 3.8 s
  • Fri 11:00 am
  • 1 ft
  • 4 s
  • WNW
  • 0.7 ft at 3.6 s
  • Fri 12:00 pm
  • 1 ft
  • 4 s
  • WNW
  • 0.7 ft at 4.0 s
  • Fri 1:00 pm
  • 1 ft
  • 4 s
  • WNW
  • 0.7 ft at 3.7 s
  • Fri 2:00 pm
  • 1 ft
  • 4 s
  • NW
  • 0.7 ft at 3.8 s
  • Fri 3:00 pm

Significant Wave Height

  • 7 ft
  • 6.6 ft
  • Thu 5:00 pm
  • 6 ft
  • 5.9 ft
  • Thu 6:00 pm
  • 7 ft
  • 6.9 ft
  • Thu 7:00 pm
  • 6 ft
  • 5.9 ft
  • Thu 8:00 pm
  • 6 ft
  • 5.9 ft
  • Thu 9:00 pm
  • 6 ft
  • 6.2 ft
  • Thu 10:00 pm
  • 6 ft
  • 6.2 ft
  • Thu 11:00 pm
  • 6 ft
  • 5.9 ft
  • Fri 12:00 am
  • 6 ft
  • 5.9 ft
  • Fri 1:00 am
  • 6 ft
  • 6.2 ft
  • Fri 2:00 am
  • 6 ft
  • 5.9 ft
  • Fri 3:00 am
  • 6 ft
  • 5.9 ft
  • Fri 4:00 am
  • 6 ft
  • 5.9 ft
  • Fri 5:00 am
  • 6 ft
  • 6.2 ft
  • Fri 6:00 am
  • 6 ft
  • 5.9 ft
  • Fri 7:00 am
  • 5 ft
  • 5.3 ft
  • Fri 8:00 am
  • 7 ft
  • 6.6 ft
  • Fri 9:00 am
  • 6 ft
  • 5.6 ft
  • Fri 10:00 am
  • 6 ft
  • 5.9 ft
  • Fri 11:00 am
  • 6 ft
  • 5.6 ft
  • Fri 12:00 pm
  • 6 ft
  • 6.2 ft
  • Fri 1:00 pm
  • 6 ft
  • 5.9 ft
  • Fri 2:00 pm
  • 6 ft
  • 6.2 ft
  • Fri 3:00 pm

Average Wave Period & Mean Wave Direction

  • 9 s
  • NW
  • 317°
  • 8.7 s
  • Thu 5:00 pm
  • 8 s
  • WNW
  • 303°
  • 8.4 s
  • Thu 6:00 pm
  • 9 s
  • NW
  • 309°
  • 8.5 s
  • Thu 7:00 pm
  • 8 s
  • NW
  • 319°
  • 8.4 s
  • Thu 8:00 pm
  • 8 s
  • NW
  • 311°
  • 7.9 s
  • Thu 9:00 pm
  • 9 s
  • NW
  • 316°
  • 8.5 s
  • Thu 10:00 pm
  • 8 s
  • NW
  • 309°
  • 8.4 s
  • Thu 11:00 pm
  • 8 s
  • NW
  • 313°
  • 8.1 s
  • Fri 12:00 am
  • 8 s
  • NW
  • 305°
  • 8.3 s
  • Fri 1:00 am
  • 8 s
  • NW
  • 318°
  • 8.3 s
  • Fri 2:00 am
  • 9 s
  • WNW
  • 301°
  • 8.5 s
  • Fri 3:00 am
  • 9 s
  • NW
  • 306°
  • 8.6 s
  • Fri 4:00 am
  • 9 s
  • SSE
  • 158°
  • 8.9 s
  • Fri 5:00 am
  • 9 s
  • NW
  • 317°
  • 8.9 s
  • Fri 6:00 am
  • 9 s
  • NW
  • 306°
  • 8.9 s
  • Fri 7:00 am
  • 8 s
  • WNW
  • 301°
  • 8.3 s
  • Fri 8:00 am
  • 9 s
  • NW
  • 314°
  • 8.6 s
  • Fri 9:00 am
  • 9 s
  • WNW
  • 299°
  • 8.6 s
  • Fri 10:00 am
  • 9 s
  • WNW
  • 296°
  • 8.8 s
  • Fri 11:00 am
  • 9 s
  • NW
  • 313°
  • 8.6 s
  • Fri 12:00 pm
  • 9 s
  • WNW
  • 295°
  • 8.9 s
  • Fri 1:00 pm
  • 9 s
  • NW
  • 317°
  • 8.9 s
  • Fri 2:00 pm
  • 9 s
  • NW
  • 310°
  • 9.1 s
  • Fri 3:00 pm
  • 5 pm
  • 6 pm
  • 7 pm
  • 8 pm
  • 9 pm
  • 10 pm
  • 11 pm
  • 12 am
  • 1 am
  • 2 am
  • 3 am
  • 4 am
  • 5 am
  • 6 am
  • 7 am
  • 8 am
  • 9 am
  • 10 am
  • 11 am
  • 12 pm
  • 1 pm
  • 2 pm
  • 3 pm
  • Thu
  • Fri