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

Conditions for Tuesday

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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 56 58
-
NNW 7.8 8.9 8 5.58 exactly 5.6 3 1.64 0.82 - 2.46 8 4.92 4.10 - 5.74 30.14 +0.01
21:50 56 58
-
NNW 5.8 6.7 9 5.25 exactly 5.2 4 1.64 0.82 - 2.46 9 4.92 4.10 - 5.74 30.13 -
22:50 56 58
-
NNW 3.9 4.5 16 5.91 exactly 5.9 4 1.64 0.82 - 2.46 16 6.56 5.74 - 7.38 30.12 -0.02
23:50 56 58
-
NW 5.8 6.7 8 5.91 exactly 5.9 4 1.64 0.82 - 2.46 8 6.56 5.74 - 7.38 30.11 -0.03
00:50 56 58
-
WNW 5.8 6.7 8 5.58 exactly 5.6 4 1.64 0.82 - 2.46 8 4.92 4.10 - 5.74 30.10 -0.03
01:50 56 58
-
NW 7.8 8.9 9 5.58 exactly 5.6 4 1.64 0.82 - 2.46 9 4.92 4.10 - 5.74 30.09 -0.03
02:50 56 58
-
NW 9.7 11.2 8 5.58 exactly 5.6 5 1.64 0.82 - 2.46 8 4.92 4.10 - 5.74 30.09 -0.02
03:50 56 58
-
NW 9.7 11.2 15 5.91 exactly 5.9 4 1.64 0.82 - 2.46 15 4.92 4.10 - 5.74 30.08 -0.02
04:50 55 58
-
NNW 7.8 8.9 15 5.91 exactly 5.9 4 1.64 0.82 - 2.46 15 4.92 4.10 - 5.74 30.06 -0.03
05:50 54 58
-
NNW 5.8 6.7 15 5.58 exactly 5.6 4 1.64 0.82 - 2.46 15 4.92 4.10 - 5.74 30.04 -0.04
06:50 53 58
-
NNW 9.7 11.2 8 5.58 exactly 5.6 4 1.64 0.82 - 2.46 8 4.92 4.10 - 5.74 30.05 -0.03
07:50 52 58
-
NW 7.8 8.9 15 5.58 exactly 5.6 4 1.64 0.82 - 2.46 15 4.92 4.10 - 5.74 30.05 -0.01
08:50 53 58
-
NW 5.8 6.7 8 4.92 exactly 4.9 4 1.64 0.82 - 2.46 8 4.92 4.10 - 5.74 30.05 -
09:50 52 58
-
WNW 5.8 6.7 14 6.23 exactly 6.2 4 1.64 0.82 - 2.46 14 6.56 5.74 - 7.38 30.06 -
10:50 53 58
-
WNW 5.8 6.7 14 5.25 exactly 5.2 4 1.64 0.82 - 2.46 14 4.92 4.10 - 5.74 30.05 -
11:50 52 58
-
West 7.8 8.9 15 5.25 exactly 5.2 4 1.64 0.82 - 2.46 15 4.92 4.10 - 5.74 30.03 -0.02
12:50 53 58
-
WNW 9.7 11.2 14 5.91 exactly 5.9 4 1.64 0.82 - 2.46 14 4.92 4.10 - 5.74 30.00 -0.05
13:50 53 58
-
WNW 11.7 13.4 14 5.91 exactly 5.9 5 1.64 0.82 - 2.46 14 4.92 4.10 - 5.74 29.98 -0.07
14:50 54 58
-
NW 13.6 15.7 14 5.58 exactly 5.6 6 3.28 2.46 - 4.10 14 4.92 4.10 - 5.74 29.97 -0.06
15:50 54 58
-
WNW 7.8 8.9 14 6.23 exactly 6.2 4 1.64 0.82 - 2.46 14 6.56 5.74 - 7.38 29.96 -0.04
16:50 54 58
-
West 9.7 11.2 14 5.91 exactly 5.9 4 1.64 0.82 - 2.46 14 4.92 4.10 - 5.74 29.94 -0.04
17:50 54 58
-
West 9.7 11.2 16 5.91 exactly 5.9 4 1.64 0.82 - 2.46 16 4.92 4.10 - 5.74 29.93 -0.04
18:50 53 58
-
West 9.7 11.2 14 5.91 exactly 5.9 4 1.64 0.82 - 2.46 14 4.92 4.10 - 5.74 29.92 -0.04
19:50 54 58
-
West 11.7 13.4 16 6.56 exactly 6.6 6 3.28 2.46 - 4.10 16 6.56 5.74 - 7.38 29.91 -0.02
20:50 54 58
-
WSW 5.8 6.7 16 6.56 exactly 6.6 3 1.64 0.82 - 2.46 16 6.56 5.74 - 7.38 29.90 -0.02
21:50 54 58
-
SW 9.7 11.2 15 6.56 exactly 6.6 4 1.64 0.82 - 2.46 15 6.56 5.74 - 7.38 29.89 -0.03
22:50 54 58
-
SSW 11.7 13.4 15 7.22 exactly 7.2 5 1.64 0.82 - 2.46 15 6.56 5.74 - 7.38 29.89 -0.03
23:50 53 58
-
SW 13.6 15.7 15 7.22 exactly 7.2 6 3.28 2.46 - 4.10 15 6.56 5.74 - 7.38 29.89 -0.01
00:50 55 58
-
WNW 11.7 13.4 15 6.23 exactly 6.2 4 1.64 0.82 - 2.46 15 6.56 5.74 - 7.38 29.88 -0.01
01:50 55 58
-
WNW 13.6 15.7 15 6.89 exactly 6.9 7 3.28 2.46 - 4.10 15 6.56 5.74 - 7.38 29.86 -0.03
02:50 54 58
-
WNW 17.5 20.1 15 7.55 exactly 7.5 6 4.92 4.10 - 5.74 15 6.56 5.74 - 7.38 29.86 -0.03
03:50 52 58
-
NW 15.6 17.9 15 7.55 exactly 7.5 6 4.92 4.10 - 5.74 15 6.56 5.74 - 7.38 29.86 -0.02

Detailed Wave Spectra

Time Water Depth Wave Height Spectral Peak Period Average Wave Period Sampling Interval Wave Record
21:00 686 ft 5.51 ft 8.3 sec 7.3 sec 0.6 sec 2400 sec
22:00 686 ft 5.15 ft 9.1 sec 7.3 sec 0.6 sec 2400 sec
23:00 686 ft 5.94 ft 16.0 sec 7.5 sec 0.6 sec 2400 sec
00:00 686 ft 5.91 ft 8.3 sec 7.3 sec 0.6 sec 2400 sec
01:00 686 ft 5.54 ft 8.3 sec 7.0 sec 0.6 sec 2400 sec
02:00 686 ft 5.68 ft 9.1 sec 7.4 sec 0.6 sec 2400 sec
03:00 686 ft 5.48 ft 8.3 sec 7.2 sec 0.6 sec 2400 sec
04:00 686 ft 5.87 ft 14.8 sec 7.7 sec 0.6 sec 2400 sec
05:00 686 ft 5.77 ft 14.8 sec 7.2 sec 0.6 sec 2400 sec
08:00 686 ft 5.61 ft 14.8 sec 7.3 sec 0.6 sec 2400 sec
10:00 686 ft 6.10 ft 13.8 sec 8.0 sec 0.6 sec 2400 sec
12:00 686 ft 5.35 ft 14.8 sec 7.4 sec 0.6 sec 2400 sec
13:00 686 ft 5.77 ft 13.8 sec 7.3 sec 0.6 sec 2400 sec
15:00 686 ft 5.48 ft 13.8 sec 6.9 sec 0.6 sec 2400 sec
16:00 686 ft 6.20 ft 13.8 sec 7.5 sec 0.6 sec 2400 sec
17:00 686 ft 5.84 ft 13.8 sec 7.4 sec 0.6 sec 2400 sec
18:00 686 ft 5.94 ft 16.0 sec 7.6 sec 0.6 sec 2400 sec
19:00 686 ft 6.00 ft 13.8 sec 7.7 sec 0.6 sec 2400 sec
23:00 686 ft 7.32 ft 14.8 sec 9.0 sec 0.6 sec 2400 sec
00:00 686 ft 7.09 ft 14.8 sec 8.4 sec 0.6 sec 2400 sec
02:00 686 ft 6.86 ft 14.8 sec 7.8 sec 0.6 sec 2400 sec
03:00 686 ft 7.64 ft 14.8 sec 6.9 sec 0.6 sec 2400 sec