Station 46077 (LLNR 26950) - SHELIKOF STRAIT, AK

Owned and maintained by National Data Buoy Center
3-meter discus buoy
AMPS payload
57.910 N 154.175 W (57°54'36" N 154°10'30" 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 water line
Water depth: 201 m
Watch circle radius: 350 yards

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Disclaimer

Conditions at 46077 as of
(10:50 pm AKST on 11/14/2018)
0750 GMT on 11/15/2018:
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):	NE ( 40 deg true )
	Wind Speed (WSPD):	13.6 kts
	Wind Gust (GST):	15.5 kts
	Wave Height (WVHT):	2.0 ft
	Dominant Wave Period (DPD):	10 sec
	Average Period (APD):	3.7 sec
	Mean Wave Direction (MWD):	WSW ( 248 deg true )
	Atmospheric Pressure (PRES):	29.95 in
	Pressure Tendency (PTDY):	+0.06 in ( Rising )
	Air Temperature (ATMP):	43.5 °F
	Water Temperature (WTMP):	44.6 °F
	Dew Point (DEWP):	41.5 °F
	Wind Chill (CHILL):	36.1 °F
	Wind Speed at 10 meters (WSPD10M):	15.5 kts
	Wind Speed at 20 meters (WSPD20M):	15.5 kts
	Combined plot of Wind Speed, Gust, and Air Pressure

Continuous Winds
TIME (AKST)	WDIR	WSPD
10:50 pm	NE ( 42 deg )	14.0 kts
10:40 pm	NE ( 43 deg )	13.4 kts
10:30 pm	NE ( 42 deg )	12.2 kts
10:20 pm	NE ( 41 deg )	12.2 kts
10:10 pm	NE ( 40 deg )	12.6 kts
10:00 pm	NE ( 36 deg )	13.0 kts

Supplemental Measurements
Highest 1-minute Wind Speed
Time (AKST)		WSPD		WDIR
10:44 pm		15.5 kts		NE ( 40 deg true )

Peak gust during the measurement hour
TIME (AKST)	GDR	GST
10:44 pm	NE ( 40 deg )	15.5 kts

Previous observations

MM	DD	TIME (AKST)	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
11	14	9:50 pm	NE	11.7	13.6	2.0	9	3.6	W	29.93	+0.06	43.9	44.6	41.4	-	-	-
11	14	8:50 pm	NE	13.6	15.5	2.0	3	3.6	NNE	29.91	+0.07	43.7	44.6	41.2	-	-	-
11	14	7:50 pm	NE	11.7	15.5	2.0	9	3.6	SSW	29.90	+0.08	44.1	44.6	41.4	-	-	-
11	14	6:50 pm	NE	11.7	15.5	2.0	3	3.5	NNE	29.87	+0.07	44.1	44.6	41.2	-	-	-
11	14	5:50 pm	NE	13.6	15.5	2.3	3	3.5	NE	29.84	+0.06	43.9	44.8	40.6	-	-	-
11	14	4:50 pm	NE	15.5	17.5	2.0	3	3.3	NNE	29.82	+0.04	43.9	44.8	40.6	-	-	-
11	14	3:50 pm	NE	13.6	15.5	2.0	4	3.4	NNE	29.80	+0.04	44.1	44.8	40.3	-	-	-
11	14	2:50 pm	NE	15.5	17.5	2.0	4	3.4	NNE	29.78	-	43.9	44.8	39.2	-	-	-
11	14	1:50 pm	NE	15.5	17.5	2.3	4	3.6	N	29.78	-	43.9	44.8	39.4	-	-	-
11	14	12:50 pm	NNE	15.5	17.5	2.6	4	3.6	NNE	29.76	+0.08	43.9	44.8	39.4	-	-	-
11	14	9:50 am	NE	15.5	19.4	3.0	4	3.8	NNE	29.68	+0.09	44.1	44.8	40.6	-	-	-
11	14	8:50 am	NNE	17.5	21.4	3.0	4	3.7	NNE	29.65	+0.08	44.1	44.8	40.3	-	-	-
11	14	7:50 am	NNE	19.4	23.3	2.6	4	3.6	NNE	29.62	+0.08	44.2	44.8	39.4	-	-	-
11	14	6:50 am	NNE	17.5	21.4	3.0	4	3.6	NNE	29.59	+0.07	44.4	44.6	40.6	-	-	-
11	14	5:50 am	NNE	19.4	23.3	3.0	5	3.4	NNE	29.57	+0.06	44.8	44.6	41.0	-	-	-
11	14	4:50 am	NNE	19.4	23.3	2.6	3	3.4	N	29.54	+0.05	44.8	44.6	41.2	-	-	-
11	14	3:50 am	NNE	21.4	23.3	2.6	3	3.4	N	29.53	+0.06	44.8	44.6	41.4	-	-	-
11	14	2:50 am	NNE	19.4	23.3	3.3	4	3.6	N	29.51	+0.06	44.6	44.6	41.5	-	-	-
11	14	1:50 am	NNE	19.4	25.3	3.6	4	3.8	N	29.49	+0.09	44.8	44.8	42.1	-	-	-
11	14	12:50 am	NNE	19.4	23.3	3.9	5	4.2	N	29.47	+0.08	44.8	44.8	41.9	-	-	-
11	13	11:50 pm	NE	19.4	23.3	4.9	5	4.4	NNE	29.44	+0.08	44.6	44.8	41.9	-	-	-
11	13	10:50 pm	NE	23.3	27.2	5.2	5	4.6	NNE	29.41	+0.08	44.4	44.8	41.7	-	-	-

Detailed Wave Summary
for 46077 as of
(11:00 pm AKST on 11/14/2018)
0800 GMT on 11/15/2018:
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):	2.0 ft
	Swell Height (SwH):	1.3 ft
	Swell Period (SwP):	10.0 sec
	Swell Direction (SwD):	WSW
	Wind Wave Height (WWH):	1.6 ft
	Wind Wave Period (WWP):	3.2 sec
	Wind Wave Direction (WWD):	NNE
	Average Wave Period (APD):	3.7 sec

Previous observations

MM	DD	TIME (AKST)	WVHT ft	SwH ft	SwP sec	SwD	WWH ft	WWP sec	WWD	STEEPNESS	APD sec
11	14	10:00 pm	2.0	1.3	9.1	W	1.6	3.3	NNE	N/A	3.6
11	14	9:00 pm	2.0	1.0	10.0	W	1.6	3.3	NNE	N/A	3.6
11	14	8:00 pm	2.0	1.3	9.1	SSW	1.6	3.3	NNE	N/A	3.6
11	14	7:00 pm	2.0	1.0	8.3	WNW	2.0	3.4	NNE	N/A	3.5
11	14	6:00 pm	2.3	1.0	9.1	SW	2.0	3.3	NE	N/A	3.5
11	14	5:00 pm	2.0	1.0	10.0	WSW	1.6	3.0	NNE	N/A	3.3
11	14	4:00 pm	2.0	1.0	10.0	NW	1.6	3.6	NNE	N/A	3.4
11	14	3:00 pm	2.0	1.0	10.0	W	1.6	3.6	NNE	N/A	3.4
11	14	2:00 pm	2.3	1.0	10.8	W	2.0	3.8	N	N/A	3.6
11	14	1:00 pm	2.6	1.0	10.0	NNE	2.3	4.0	NNE	N/A	3.6
11	14	10:00 am	3.0	1.3	10.0	NNE	2.6	4.2	NNE	VERY_STEEP	3.8
11	14	9:00 am	3.0	1.0	10.0	N	2.6	4.2	NNE	VERY_STEEP	3.7
11	14	8:00 am	2.6	1.0	10.0	NNE	2.6	4.2	NNE	VERY_STEEP	3.6
11	14	7:00 am	3.0	1.0	10.0	NW	2.6	4.2	NNE	VERY_STEEP	3.6
11	14	6:00 am	3.0	0.7	9.1	ESE	3.0	4.5	NNE	VERY_STEEP	3.4
11	14	5:00 am	2.6	1.0	8.3	NW	2.6	3.3	N	VERY_STEEP	3.4
11	14	4:00 am	2.6	1.0	9.1	NE	2.6	3.3	N	VERY_STEEP	3.4
11	14	3:00 am	3.3	1.0	9.1	NNW	3.0	4.0	N	VERY_STEEP	3.6
11	14	2:00 am	3.6	1.0	11.4	WSW	3.3	4.0	N	VERY_STEEP	3.8
11	14	1:00 am	3.9	1.0	10.8	ENE	3.9	5.0	N	VERY_STEEP	4.2
11	14	12:00 am	4.9	0.7	10.0	NE	4.9	5.0	NNE	VERY_STEEP	4.4
11	13	11:00 pm	5.2	1.0	10.8	NNE	5.2	5.3	NNE	VERY_STEEP	4.6

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.