GULF OF MAINE NM East of Portsmouth, NH (44005)

Conditions for Thursday

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Marine Data Graph

Current Weather/Wave Observations

Air Temperature: 38° F
Wind direction (W Dir): ()
Wind Speed (W Spd): kts ( )
Dominant Wave Period (DWP): 5 sec
Dominant Wave Height (DWH): 5.25 ft
Dominant Wave Range (DWR): exactly 5.2 ft
Atmospheric Pressure (AP): 30.06 in
Pressure Tendency (PT): +0.01 in
Increasing, then steady; or increasing, then increasing more slowly

Updated: 12:50 AM EDT on March 30, 2017

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Current Wave Detail Observations

Water Depth: 594 ft
Wave Height: 5.41 ft
Spectral Peak Period: 5.0 sec
Average Wave Period: 4.6 sec
Sampling Interval: 0.6 sec
Wave Record: 2400 sec

Updated: 1:00 AM EDT on March 30, 2017

General Information

Location: 43.204 North -69.128 West
Buoy Type: 3-meter discus buoy
Buoy Hull: 3DV23
Payload: AMPS payload
Owned by: NDBC
Windspeed: Measured by obtained from anemometer
Sea Surface: Measured by Intake
Note: Caution: Right whales may be active in northeast waters year-round. NOAA may establish temporary Dynamic Management Areas (DMAs) to protect aggregations of right whales. Mariners are requested to transit DMAs at 10 knots or less when consistent with safe navigation. For information on currently active DMAs, go to: http://www.nmfs.noaa.gov/pr/shipstrike


Weather and Wave Data

Time Temp Humidity Wind Dominant Wave Pressure
  Air
(°F)
Water
(°F)
  Dir Speed
(kts)
Speed
(mph)
Period
(sec)
Height
(ft)
Range
(ft)
Atmo.
(in)
Tend.
(in)
20:50 40 40
-
- 5 4.92 exactly 4.9 30.04 +0.04
21:50 39 40
-
- 5 4.92 exactly 4.9 30.05 +0.05
22:50 39 40
-
- 5 4.92 exactly 4.9 30.06 +0.04
23:50 39 40
-
- 5 5.58 exactly 5.6 30.06 +0.03
00:50 38 40
-
- 5 5.25 exactly 5.2 30.06 +0.01

Detailed Wave Spectra

Time Water Depth Wave Height Spectral Peak Period Average Wave Period Sampling Interval Wave Record
21:00 594 ft 4.99 ft 4.8 sec 4.8 sec 0.6 sec 2400 sec
23:00 594 ft 4.86 ft 5.0 sec 4.7 sec 0.6 sec 2400 sec
01:00 594 ft 5.41 ft 5.0 sec 4.6 sec 0.6 sec 2400 sec