HALF MOON BAY 24NM SSW of San Francisco, CA (46012)

Conditions for Wednesday

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Marine Data Graph

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General Information

Location: 37.363 North -122.881 West
Buoy Type: 3-meter discus buoy
Buoy Hull: 3D69
Payload: ARES payload
Owned by: NDBC
Windspeed: Measured by obtained from anemometer
Sea Surface: Measured by Intake
Note: "Potential Explosion Hazard Exists for this Buoy"

Weather and Wave Data

Time Temp Humidity Wind Dominant Wave Wind Wave Wave Swell Pressure
  Air
(°F)
Water
(°F)
  Dir Speed
(kts)
Speed
(mph)
Period
(sec)
Height
(ft)
Range
(ft)
Period
(sec)
Height
(ft)
Range
(ft)
Period
(sec)
Height
(ft)
Range
(ft)
Atmo.
(in)
Tend.
(in)
20:50 51 51
-
South 31.1 35.8 7 11.81 exactly 11.8 7 9.84 9.02 - 10.66 16 6.56 5.74 - 7.38 29.84 -0.04
21:50 51 52
-
South 29.2 33.6 16 13.12 exactly 13.1 7 9.84 9.02 - 10.66 16 8.20 7.38 - 9.02 29.84 -0.03
22:50 51 51
-
South 27.2 31.3 8 13.12 exactly 13.1 8 11.48 10.66 - 12.30 15 6.56 5.74 - 7.38 29.86 +0.01
23:50 52 52
-
South 27.2 31.3 8 13.12 exactly 13.1 8 11.48 10.66 - 12.30 16 6.56 5.74 - 7.38 29.85 +0.01
00:50 53 52
-
SSW 23.3 26.8 8 13.12 exactly 13.1 8 11.48 10.66 - 12.30 16 6.56 5.74 - 7.38 29.87 +0.03
01:50 53 52
-
SSW 19.4 22.4 8 13.45 exactly 13.5 8 11.48 10.66 - 12.30 16 8.20 7.38 - 9.02 29.88 +0.03
02:50 53 52
-
SSW 21.4 24.6 8 12.80 exactly 12.8 8 11.48 10.66 - 12.30 14 6.56 5.74 - 7.38 29.89 +0.04
03:50 52 52
-
WSW 21.4 24.6 8 12.14 exactly 12.1 8 9.84 9.02 - 10.66 16 6.56 5.74 - 7.38 29.90 +0.04
04:50 51 52
-
WSW 15.6 17.9 16 11.81 exactly 11.8 8 8.20 7.38 - 9.02 16 8.20 7.38 - 9.02 29.94 +0.06
05:50 51 52
-
WSW 15.6 17.9 17 10.83 exactly 10.8 6 4.92 4.10 - 5.74 17 9.84 9.02 - 10.66 29.96 +0.07
06:50 51 52
-
WSW 11.7 13.4 16 11.48 exactly 11.5 5 3.28 2.46 - 4.10 16 11.48 10.66 - 12.30 30.00 +0.09
07:50 51 52
-
WSW 11.7 13.4 15 10.83 exactly 10.8 5 3.28 2.46 - 4.10 15 9.84 9.02 - 10.66 30.02 +0.08
08:50 51 52
-
WSW 9.7 11.2 15 10.83 exactly 10.8 5 1.64 0.82 - 2.46 15 9.84 9.02 - 10.66 30.04 +0.08
09:50 51 52
-
WSW 11.7 13.4 16 12.14 exactly 12.1 5 3.28 2.46 - 4.10 16 11.48 10.66 - 12.30 30.06 +0.06
10:50 51 52
-
SW 11.7 13.4 16 10.50 exactly 10.5 4 3.28 2.46 - 4.10 16 9.84 9.02 - 10.66 30.08 +0.06
11:50 51 52
-
SW 7.8 8.9 15 12.47 exactly 12.5 3 1.64 0.82 - 2.46 15 13.12 12.30 - 13.94 30.09 +0.04
12:50 51 52
-
SW 9.7 11.2 15 10.83 exactly 10.8 4 1.64 0.82 - 2.46 15 9.84 9.02 - 10.66 30.08 +0.02
13:50 51 52
-
SW 5.8 6.7 15 11.15 exactly 11.2 4 1.64 0.82 - 2.46 15 11.48 10.66 - 12.30 30.07 -0.01
14:50 51 52
-
SW 5.8 6.7 15 10.83 exactly 10.8 4 1.64 0.82 - 2.46 15 11.48 10.66 - 12.30 30.07 -0.01
15:50 52 52
-
SSW 5.8 6.7 15 10.83 exactly 10.8 4 1.64 0.82 - 2.46 15 11.48 10.66 - 12.30 30.07 -0.01
16:50 52 52
-
SSW 3.9 4.5 14 10.17 exactly 10.2 4 1.64 0.82 - 2.46 14 9.84 9.02 - 10.66 30.06 -0.01
17:50 51 52
-
SSW 3.9 4.5 13 11.48 exactly 11.5 4 1.64 0.82 - 2.46 13 11.48 10.66 - 12.30 30.05 -0.02
18:50 51 52
-
SSW 3.9 4.5 14 11.15 exactly 11.2 4 1.64 0.82 - 2.46 14 11.48 10.66 - 12.30 30.04 -0.02
19:50 51 52
-
SSW 3.9 4.5 10 9.51 exactly 9.5 4 1.64 0.82 - 2.46 10 9.84 9.02 - 10.66 30.04 -0.01
20:50 51 52
-
SSW 3.9 4.5 14 11.81 exactly 11.8 4 1.64 0.82 - 2.46 14 11.48 10.66 - 12.30 30.04 -0.01
21:50 51 52
-
South 5.8 6.7 14 12.14 exactly 12.1 4 1.64 0.82 - 2.46 14 11.48 10.66 - 12.30 30.02 -0.02
22:50 51 52
-
South 5.8 6.7 15 11.48 exactly 11.5 4 1.64 0.82 - 2.46 15 11.48 10.66 - 12.30 30.02 -0.02
23:50 51 52
-
South 7.8 8.9 12 12.47 exactly 12.5 4 1.64 0.82 - 2.46 12 11.48 10.66 - 12.30 30.01 -0.03
00:50 51 52
-
SSW 7.8 8.9 14 9.84 exactly 9.8 3 1.64 0.82 - 2.46 14 9.84 9.02 - 10.66 30.00 -0.02
01:50 51 52
-
South 7.8 8.9 12 9.84 exactly 9.8 4 1.64 0.82 - 2.46 12 9.84 9.02 - 10.66 29.99 -0.03
02:50 51 52
-
South 7.8 8.9 11 9.84 exactly 9.8 4 1.64 0.82 - 2.46 11 9.84 9.02 - 10.66 29.97 -0.04
03:50 51 52
-
SSE 9.7 11.2 14 9.84 exactly 9.8 4 1.64 0.82 - 2.46 14 9.84 9.02 - 10.66 29.95 -0.05

Detailed Wave Spectra

Time Water Depth Wave Height Spectral Peak Period Average Wave Period Sampling Interval Wave Record
20:00 686 ft 10.30 ft 16.0 sec 6.4 sec 0.6 sec 2400 sec
21:00 686 ft 11.68 ft 6.7 sec 6.5 sec 0.6 sec 2400 sec
22:00 686 ft 13.16 ft 16.0 sec 7.0 sec 0.6 sec 2400 sec
23:00 686 ft 13.16 ft 7.7 sec 6.8 sec 0.6 sec 2400 sec
00:00 686 ft 13.09 ft 7.7 sec 6.9 sec 0.6 sec 2400 sec
01:00 686 ft 13.12 ft 8.3 sec 7.3 sec 0.6 sec 2400 sec
02:00 686 ft 13.55 ft 7.7 sec 7.5 sec 0.6 sec 2400 sec
03:00 686 ft 12.93 ft 7.7 sec 7.5 sec 0.6 sec 2400 sec
04:00 686 ft 12.24 ft 8.3 sec 7.2 sec 0.6 sec 2400 sec
05:00 686 ft 11.81 ft 16.0 sec 7.5 sec 0.6 sec 2400 sec
06:00 686 ft 10.79 ft 17.4 sec 7.7 sec 0.6 sec 2400 sec
08:00 686 ft 10.83 ft 14.8 sec 7.9 sec 0.6 sec 2400 sec
09:00 686 ft 10.83 ft 14.8 sec 8.5 sec 0.6 sec 2400 sec
10:00 686 ft 12.17 ft 16.0 sec 8.8 sec 0.6 sec 2400 sec
11:00 686 ft 10.53 ft 16.0 sec 8.2 sec 0.6 sec 2400 sec
12:00 686 ft 12.43 ft 14.8 sec 8.8 sec 0.6 sec 2400 sec
14:00 686 ft 11.06 ft 14.8 sec 8.7 sec 0.6 sec 2400 sec
15:00 686 ft 10.99 ft 14.8 sec 8.9 sec 0.6 sec 2400 sec
16:00 686 ft 10.86 ft 14.8 sec 8.6 sec 0.6 sec 2400 sec
17:00 686 ft 10.24 ft 13.8 sec 8.5 sec 0.6 sec 2400 sec
18:00 686 ft 11.45 ft 12.9 sec 8.8 sec 0.6 sec 2400 sec
19:00 686 ft 11.09 ft 13.8 sec 8.7 sec 0.6 sec 2400 sec
20:00 686 ft 9.61 ft 10.0 sec 8.1 sec 0.6 sec 2400 sec
21:00 686 ft 11.71 ft 13.8 sec 9.1 sec 0.6 sec 2400 sec
22:00 686 ft 12.04 ft 13.8 sec 9.2 sec 0.6 sec 2400 sec
23:00 686 ft 11.58 ft 14.8 sec 9.1 sec 0.6 sec 2400 sec
00:00 686 ft 12.37 ft 12.1 sec 9.5 sec 0.6 sec 2400 sec
01:00 686 ft 9.88 ft 13.8 sec 8.5 sec 0.6 sec 2400 sec
02:00 686 ft 9.97 ft 12.1 sec 9.1 sec 0.6 sec 2400 sec
03:00 686 ft 9.91 ft 11.4 sec 9.2 sec 0.6 sec 2400 sec