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Storm Special! View the latest observations near East Pacific Tropical Storm Howard.

NDBC is adding additional data to its .drift file format on or about August 17. For more info, see the Drift File Format Change Notice.

Station 46080 (LLNR 982) - PORTLOCK BANK- 76 NM ENE of Kodiak, AK

Owned and maintained by National Data Buoy Center
3-meter discus buoy w/ seal cage
ARES payload
57.947 N 150.042 W (57°56'51" N 150°2'30" W)

Site elevation: sea level
Air temp height: 4.4 m above site elevation
Anemometer height: 4.9 m above site elevation
Barometer elevation: 0.3 m above mean sea level
Sea temp depth: 0.6 m below water line
Water depth: 254.5 m
Watch circle radius: 452 yards

Latest NWS Marine Forecast

Important Notice to Mariners

Search And Rescue (SAR) Data

Meteorological Observations from Nearby Stations and Ships

Map Type:

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(24 hours for tsunami stations)

Disclaimer

Conditions at 46080 as of
(5:50 pm AKDT on 08/09/2022)
0150 GMT on 08/10/2022:
Unit of Measure: Time Zone: Click on the graph icon in the table below to see a time series plot of the last five days of that observation.
	Wind Direction (WDIR):	SSW ( 200 deg true )
	Wind Speed (WSPD):	15.5 kts
	Wind Gust (GST):	17.5 kts
	Wave Height (WVHT):	3.6 ft
	Dominant Wave Period (DPD):	6 sec
	Average Period (APD):	4.7 sec
	Mean Wave Direction (MWD):	SW ( 215 deg true )
	Atmospheric Pressure (PRES):	29.92 in
	Pressure Tendency (PTDY):	-0.04 in ( Falling )
	Air Temperature (ATMP):	55.4 °F
	Water Temperature (WTMP):	53.8 °F
	Dew Point (DEWP):	55.4 °F
	Wind Speed at 10 meters (WSPD10M):	15.5 kts
	Wind Speed at 20 meters (WSPD20M):	17.5 kts
	Combined plot of Wind Speed, Gust, and Air Pressure

Supplemental Measurements
Highest 1-minute Wind Speed
Time (AKDT)		WSPD		WDIR
5:50 pm		15.5 kts		-

Previous observations
MM	DD	TIME (AKDT)	WDIR	WSPD kts	GST kts	WVHT ft	DPD sec	APD sec	MWD	PRES in	PTDY in	ATMP °F	WTMP °F	DEWP °F	SAL psu	VIS nmi	TIDE ft

08	09	4:50 pm	SSW	13.6	15.5	3.6	6	4.6	SSW	29.94	-0.03	55.2	53.8	55.2	-	-	-
08	09	3:50 pm	SSW	15.5	17.5	3.9	5	4.3	SW	29.95	-0.02	55.2	53.6	55.2	-	-	-
08	09	2:50 pm	SW	15.5	17.5	3.3	14	4.4	SSE	29.96	-0.03	54.9	53.4	54.9	-	-	-
08	09	1:50 pm	SW	15.5	17.5	3.0	13	4.9	S	29.96	-0.05	54.9	53.4	54.9	-	-	-
08	09	12:50 pm	ENE	7.8	9.7	3.3	6	5.3	SSW	29.97	-0.08	53.6	53.4	53.6	-	-	-
08	09	11:50 am	ENE	5.8	7.8	3.6	12	5.3	SSE	29.99	-0.06	52.7	53.4	52.7	-	-	-
08	09	10:50 am	ESE	1.9	1.9	3.6	6	5.1	SSW	30.01	-0.05	52.7	53.6	52.5	-	-	-
08	09	9:50 am	SW	7.8	9.7	3.9	6	5.2	SSW	30.04	-0.03	52.9	53.6	52.2	-	-	-
08	09	8:50 am	SSW	11.7	13.6	4.3	7	5.2	SW	30.05	-0.03	53.4	53.8	50.5	-	-	-
08	09	7:50 am	SSW	13.6	15.5	3.9	7	5.2	SW	30.06	-0.02	53.2	53.8	51.4	-	-	-
08	09	6:50 am	SSW	15.5	17.5	4.3	7	5.2	SW	30.07	-0.02	53.1	53.8	51.8	-	-	-
08	09	5:50 am	SW	13.6	15.5	4.6	7	5.3	SW	30.08	-	52.9	53.6	51.6	-	-	-
08	09	4:50 am	SW	11.7	15.5	4.3	7	5.3	SW	30.09	+0.00	52.9	53.6	51.8	-	-	-
08	09	3:50 am	SW	13.6	15.5	4.3	7	4.9	SW	30.09	+0.00	52.9	53.6	51.8	-	-	-
08	09	1:50 am	SW	9.7	11.7	4.9	7	5.3	SW	30.09	+0.01	52.7	53.4	51.3	-	-	-
08	09	12:50 am	SW	15.5	17.5	4.9	7	5.1	SW	30.09	+0.01	52.9	53.4	51.4	-	-	-
08	08	11:50 pm	SW	15.5	17.5	4.9	7	5.1	SW	30.08	+0.00	52.9	53.4	51.4	-	-	-
08	08	10:50 pm	SW	17.5	21.4	5.2	6	5.0	SW	30.08	+0.00	53.1	53.6	51.4	-	-	-
08	08	9:50 pm	SW	21.4	25.3	5.6	6	5.1	SW	30.07	-0.01	53.1	53.6	51.3	-	-	-
08	08	8:50 pm	SW	17.5	21.4	4.9	7	5.2	SW	30.07	-0.02	53.4	54.0	51.3	-	-	-
08	08	7:50 pm	SW	15.5	17.5	5.2	7	5.5	SW	30.08	-0.01	53.4	54.0	51.8	-	-	-
08	08	6:50 pm	SW	17.5	19.4	5.2	7	5.3	SW	30.09	-	53.4	54.0	52.0	-	-	-
08	08	5:50 pm	SW	15.5	19.4	5.6	7	5.2	SW	30.09	-0.01	53.2	53.8	52.0	-	-	-

Detailed Wave Summary
for 46080 as of
(6:00 pm AKDT on 08/09/2022)
0200 GMT on 08/10/2022:
These wave data are displayed in rounded times. Unit of Measure: Time Zone: Click on the graph icon in the table below to see a time series plot of the last five days of that observation.
	Significant Wave Height (WVHT):	3.6 ft
	Swell Height (SwH):	1.6 ft
	Swell Period (SwP):	12.1 sec
	Swell Direction (SwD):	SW
	Wind Wave Height (WWH):	3.3 ft
	Wind Wave Period (WWP):	6.2 sec
	Wind Wave Direction (WWD):	SW
	Wave Steepness (STEEPNESS):	STEEP
	Average Wave Period (APD):	4.7 sec

Previous observations
MM	DD	TIME (AKDT)	WVHT ft	SwH ft	SwP sec	SwD	WWH ft	WWP sec	WWD	STEEPNESS	APD sec

08	09	5:00 pm	3.6	1.6	12.9	SSE	3.3	5.9	SSW	STEEP	4.6
08	09	4:00 pm	3.9	1.6	12.1	S	3.6	5.3	SW	VERY_STEEP	4.3
08	09	3:00 pm	3.3	1.6	13.8	SSE	3.0	5.3	SW	AVERAGE	4.4
08	09	2:00 pm	3.0	1.6	12.9	S	2.6	6.2	SW	AVERAGE	4.9
08	09	1:00 pm	3.3	3.3	6.2	SSW	1.3	3.7	SSW	STEEP	5.3
08	09	12:00 pm	3.6	3.3	12.1	SSE	1.3	3.8	SW	SWELL	5.3
08	09	11:00 am	3.6	3.3	6.2	SSW	1.3	3.8	SSW	STEEP	5.1
08	09	10:00 am	3.9	3.6	6.2	SSW	1.6	3.6	SSW	STEEP	5.2
08	09	9:00 am	4.3	3.3	6.7	SW	2.6	5.0	SSW	STEEP	5.2
08	09	8:00 am	3.9	2.6	6.7	SW	3.3	5.0	SW	STEEP	5.2
08	09	7:00 am	4.3	2.3	13.8	SSE	3.6	6.7	SW	STEEP	5.2
08	09	6:00 am	4.6	2.6	12.1	SSE	3.6	6.7	SW	STEEP	5.3
08	09	5:00 am	4.3	3.3	7.1	SW	2.6	5.9	WSW	AVERAGE	5.3
08	09	4:00 am	4.3	3.0	6.7	SW	3.3	5.9	WSW	STEEP	4.9
08	09	2:00 am	4.9	4.6	6.7	SW	2.3	4.3	WSW	STEEP	5.3
08	09	1:00 am	4.9	3.0	12.9	SSE	3.9	6.7	SW	STEEP	5.1
08	09	12:00 am	4.9	2.3	12.9	S	4.3	7.1	SW	STEEP	5.1
08	08	11:00 pm	5.2	1.6	12.9	ESE	5.2	5.6	SW	VERY_STEEP	5.0
08	08	10:00 pm	5.6	1.6	12.1	SE	5.2	6.2	SW	VERY_STEEP	5.1
08	08	9:00 pm	4.9	2.0	12.1	SSE	4.6	6.7	SW	STEEP	5.2
08	08	8:00 pm	5.2	2.6	13.8	SSW	4.6	6.7	SW	STEEP	5.5
08	08	7:00 pm	5.2	2.0	13.8	SSW	4.9	6.7	SW	STEEP	5.3
08	08	6:00 pm	5.6	2.0	12.9	S	4.9	6.7	SW	STEEP	5.2

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.