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Station 44013 (LLNR 420) - BOSTON 16 NM East of Boston, MA
Boston Approach Lighted Buoy BF NOAA 44013
Owned and maintained by National Data Buoy Center
3-meter discus buoy
ARES 4.4 payload
42.346 N 70.651 W (42°20'44" N 70°39'4" W)
Site elevation: sea level
Air temp height: 4 m above site elevation
Anemometer height: 5 m above site elevation
Barometer elevation: sea level
Sea temp depth: 0.6 m below site elevation
Water depth: 64.5 m
Watch circle radius: 124
yards
Caution: Right whales may be active in northeast waters year-round. Mandatory speed restrictions of 10 knots apply to vessels 65 feet or greater in specific areas and times along the US east coast. Voluntary speed restrictions may be in effect in other areas and times. For current information on speed-restricted areas, go to: http://www.nmfs.noaa.gov/pr/shipstrike For area forecasts and warnings, select: Boston WFO
Important Notice to Mariners
Search And Rescue (SAR) Data
Meteorological Observations from Nearby Stations and Ships
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9:50 pm | NNE ( 12 deg ) | 22.7 kts |
9:40 pm | NNE ( 14 deg ) | 21.6 kts |
9:30 pm | N ( 10 deg ) | 20.4 kts |
9:20 pm | N ( 354 deg ) | 17.1 kts |
9:10 pm | N ( 349 deg ) | 17.9 kts |
9:00 pm | N ( 357 deg ) | 20.8 kts |
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9:44 pm | N ( 10 deg ) | 25.3 kts |
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02 | 16 | 8:50 pm | | N | 19.4 | 23.3 | 3.3 | 5 | 4.2 | NE | 29.78 | -0.04 | 35.2 | 40.6 | 32.0 | - | - | - |
02 | 16 | 7:50 pm | | N | 15.5 | 17.5 | 2.6 | 4 | 4.0 | NE | 29.80 | -0.01 | 35.2 | 40.6 | 32.4 | - | - | - |
02 | 16 | 6:50 pm | | N | 15.5 | 19.4 | 2.3 | 8 | 3.9 | E | 29.81 | -0.02 | 37.0 | 40.6 | 28.2 | - | - | - |
02 | 16 | 5:50 pm | | N | 11.7 | 13.6 | 2.0 | 9 | 4.2 | E | 29.81 | -0.03 | 37.4 | 40.6 | 31.5 | - | - | - |
02 | 16 | 4:50 pm | | N | 11.7 | 13.6 | 2.3 | 9 | 4.2 | E | 29.81 | -0.04 | 35.8 | 40.8 | 30.7 | - | - | - |
02 | 16 | 3:50 pm | | N | 13.6 | 17.5 | 2.3 | 9 | 4.0 | E | 29.83 | -0.05 | 34.7 | 40.6 | 31.3 | - | - | - |
02 | 16 | 2:50 pm | | N | 13.6 | 15.5 | 2.3 | 8 | 4.3 | ESE | 29.84 | -0.06 | 34.7 | 40.8 | 31.3 | - | - | - |
02 | 16 | 1:50 pm | | N | 11.7 | 13.6 | 2.6 | 8 | 4.4 | E | 29.86 | -0.06 | 34.5 | 40.6 | 31.5 | - | - | - |
02 | 16 | 12:50 pm | | N | 11.7 | 13.6 | 2.6 | 8 | 4.4 | E | 29.88 | -0.06 | 34.5 | 40.6 | 31.6 | - | - | - |
02 | 16 | 11:50 am | | N | 9.7 | 11.7 | 3.0 | 9 | 4.5 | ESE | 29.90 | -0.04 | 34.5 | 40.6 | 31.5 | - | - | - |
02 | 16 | 10:50 am | | N | 11.7 | 13.6 | 2.6 | 8 | 4.3 | E | 29.92 | +0.00 | 34.5 | 40.6 | 31.3 | - | - | - |
02 | 16 | 9:50 am | | N | 11.7 | 13.6 | 2.6 | 8 | 4.0 | E | 29.93 | - | 34.7 | 40.5 | 30.2 | - | - | - |
02 | 16 | 8:50 am | | NNW | 15.5 | 17.5 | 2.6 | 9 | 4.1 | ESE | 29.94 | +0.04 | 35.1 | 40.5 | 29.5 | - | - | - |
02 | 16 | 7:50 am | | N | 15.5 | 17.5 | 3.0 | 4 | 4.0 | NNW | 29.93 | +0.02 | 35.4 | 40.5 | 29.7 | - | - | - |
02 | 16 | 6:50 am | | NNW | 17.5 | 21.4 | 2.3 | 9 | 4.0 | E | 29.92 | +0.01 | 35.6 | 40.5 | 29.8 | - | - | - |
02 | 16 | 5:50 am | | NNW | 15.5 | 17.5 | 2.3 | 9 | 4.3 | ESE | 29.90 | - | 36.9 | 40.5 | 28.2 | - | - | - |
02 | 16 | 4:50 am | | NW | 11.7 | 15.5 | 2.0 | 10 | 6.2 | E | 29.91 | -0.03 | 38.3 | 40.5 | 34.3 | - | - | - |
02 | 16 | 3:50 am | | W | 3.9 | 3.9 | 2.0 | 10 | 5.9 | ENE | 29.91 | -0.03 | 36.9 | 40.5 | 36.0 | - | - | - |
02 | 16 | 2:50 am | | S | 3.9 | 5.8 | 2.3 | 9 | 5.5 | E | 29.92 | -0.02 | 36.0 | 40.6 | 34.9 | - | - | - |
02 | 16 | 1:50 am | | S | 5.8 | 7.8 | 2.0 | 10 | 5.4 | E | 29.93 | -0.02 | 38.5 | 40.5 | 36.3 | - | - | - |
02 | 16 | 12:50 am | | S | 9.7 | 11.7 | 2.0 | 10 | 5.1 | E | 29.94 | -0.02 | 39.4 | 40.5 | 36.3 | - | - | - |
02 | 15 | 11:50 pm | | SSW | 11.7 | 11.7 | 2.0 | 10 | 5.0 | E | 29.94 | -0.01 | 39.9 | 40.5 | 36.5 | - | - | - |
02 | 15 | 10:50 pm | | SSW | 5.8 | 7.8 | 2.0 | 8 | 5.0 | E | 29.96 | +0.01 | 39.7 | 40.5 | 35.8 | - | - | - |
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02 | 16 | 10:00 pm | | 3.9 | | 1.3 | | 9.1 | | E | 3.9 | 4.8 | | NE | VERY_STEEP | 4.3 |
02 | 16 | 9:00 pm | | 3.3 | | 1.3 | | 8.3 | | ESE | 3.0 | 4.5 | | NE | VERY_STEEP | 4.2 |
02 | 16 | 8:00 pm | | 2.6 | | 1.3 | | 9.1 | | ESE | 2.3 | 4.2 | | NE | VERY_STEEP | 4.0 |
02 | 16 | 7:00 pm | | 2.3 | | 1.3 | | 8.3 | | E | 1.6 | 3.3 | | NNE | N/A | 3.9 |
02 | 16 | 6:00 pm | | 2.0 | | 1.3 | | 9.1 | | E | 1.6 | 4.0 | | NE | N/A | 4.2 |
02 | 16 | 5:00 pm | | 2.3 | | 1.6 | | 9.1 | | E | 1.6 | 4.5 | | NNE | N/A | 4.2 |
02 | 16 | 4:00 pm | | 2.3 | | 1.3 | | 9.1 | | E | 2.0 | 4.0 | | NNE | N/A | 4.0 |
02 | 16 | 3:00 pm | | 2.3 | | 1.6 | | 8.3 | | ESE | 1.6 | 4.8 | | NNE | N/A | 4.3 |
02 | 16 | 2:00 pm | | 2.6 | | 2.0 | | 8.3 | | E | 2.0 | 4.2 | | NNE | SWELL | 4.4 |
02 | 16 | 1:00 pm | | 2.6 | | 2.0 | | 8.3 | | E | 1.6 | 4.3 | | NE | N/A | 4.4 |
02 | 16 | 12:00 pm | | 3.0 | | 2.0 | | 9.1 | | ESE | 2.0 | 3.7 | | NNE | SWELL | 4.5 |
02 | 16 | 11:00 am | | 2.6 | | 2.0 | | 8.3 | | E | 2.0 | 3.6 | | NNE | SWELL | 4.3 |
02 | 16 | 10:00 am | | 2.6 | | 1.6 | | 8.3 | | E | 2.0 | 3.8 | | NNE | AVERAGE | 4.0 |
02 | 16 | 9:00 am | | 2.6 | | 1.6 | | 9.1 | | ESE | 2.0 | 3.4 | | NNW | AVERAGE | 4.1 |
02 | 16 | 8:00 am | | 3.0 | | 1.6 | | 9.1 | | E | 2.3 | 3.6 | | NNW | VERY_STEEP | 4.0 |
02 | 16 | 7:00 am | | 2.3 | | 1.6 | | 9.1 | | E | 1.6 | 3.0 | | NW | N/A | 4.0 |
02 | 16 | 6:00 am | | 2.3 | | 1.6 | | 9.1 | | ESE | 1.3 | 2.5 | | WNW | N/A | 4.3 |
02 | 16 | 5:00 am | | 2.0 | | 1.6 | | 10.0 | | E | 1.0 | 5.0 | | ESE | N/A | 6.2 |
02 | 16 | 4:00 am | | 2.0 | | 2.0 | | 10.0 | | ENE | 0.7 | 3.7 | | ESE | N/A | 5.9 |
02 | 16 | 3:00 am | | 2.3 | | 2.0 | | 9.1 | | E | 1.0 | 3.7 | | ESE | N/A | 5.5 |
02 | 16 | 2:00 am | | 2.0 | | 2.0 | | 10.0 | | E | 1.0 | 3.8 | | ESE | N/A | 5.4 |
02 | 16 | 1:00 am | | 2.0 | | 2.0 | | 10.0 | | E | 1.0 | 4.0 | | ESE | N/A | 5.1 |
02 | 16 | 12:00 am | | 2.0 | | 1.6 | | 10.0 | | E | 1.3 | 4.3 | | ESE | N/A | 5.0 |
02 | 15 | 11:00 pm | | 2.0 | | 2.0 | | 7.7 | | E | 1.0 | 3.4 | | SE | N/A | 5.0 |
Plot of wave energy versus frequency (and period)
Description of Measurements
Links which are specific to this station are listed below:
Real Time Data in tabular form for the last forty-five days.
Historical Data & Climatic Summaries for quality controlled data for the current month, previous months, and previous years.
The weekly status report and the weekly maintenance report
also provide valuable station information. Note that the payload types and the station locations occasionally change.
Please refer to the NDBC data inventory
for the data history of each station.
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