NDBC has recently revised the NDBC Handbook of Automated Data Quality Control Checks and Procedures. The new document can be found on our Publications page.

Station 46071 (LLNR 27545) - WESTERN ALEUTIANS - 14NM SOUTH OF AMCHITKA IS, AK Image indicating link to RSS feed of recent meteorological observations for station 46071


Conditions at 46071 as of
(9:00 pm HAST on 03/28/2025)
0700 GMT on 03/29/2025:
     

Click on the graph icon in the table below to see a time series plot of the last five days of that observation.

5-day plot - Wind Direction Wind Direction (WDIR):SSE ( 150 deg true )
5-day plot - Wind Speed Wind Speed (WSPD): 5.8 kts
5-day plot - Wind Gust Wind Gust (GST): 11.7 kts
5-day plot - Atmospheric Pressure Atmospheric Pressure (PRES):30.75 in
5-day plot - Pressure Tendency Pressure Tendency (PTDY):+0.02 in ( Rising )
5-day plot - Water Temperature Water Temperature (WTMP): 40.6 °F
5-day plot - Wind Speed at 10 Meters Wind Speed at 10 meters (WSPD10M): 7.8 kts
5-day plot - Wind Speed at 20 Meters Wind Speed at 20 meters (WSPD20M): 7.8 kts
5-day plot -  Wind Speed, Wind Gust and Atmospheric Pressure Combined plot of Wind Speed, Gust, and Air Pressure
Supplemental Measurements
Lowest 1-minute Pressure
Time (HAST)Pressure
9:00 pm30.75 in
Highest 1-minute Wind Speed
Time (HAST)5-day plot - 1-Minute Wind Speed WSPD 5-day plot - 1-Minute Wind Direction WDIR
8:55 pm 9.7 ktsSSE ( 150 deg true )
Previous observations
TIME
(HAST)
5-day plot - Wind Direction
WDIR
 
5-day plot - Wind Speed
WSPD
kts
5-day plot - Wind Gust
GST
kts
5-day plot - Wave Height
WVHT
ft
5-day plot - Dominant Wave Period
DPD
sec
5-day plot - Average Wave Period
APD
sec
5-day plot - Mean Wave Direction
MWD
 
5-day plot - Atmospheric Pressure
PRES
in
5-day plot - Pressure Tendency
PTDY
in
5-day plot - Air Temperature
ATMP
°F
5-day plot - Water Temperature
WTMP
°F
5-day plot - Dew Point
DEWP
°F
5-day plot - Salinity
SAL
psu
5-day plot - Visibility
VIS
nmi
5-day plot - Tide (above MLLW)
TIDE
ft
2025-03-28 08:50 pm S 5.8 9.7 8.2 118.7 SE30.75-- 40.6----
2025-03-28 08:40 pm S 3.9 5.8 8.2-8.7 SE30.75-- 40.6----
2025-03-28 08:30 pm SE 3.9 5.8----30.75-- 40.8----
2025-03-28 08:20 pm SE 5.8 9.7 8.5 139.2 SE30.75-- 40.8----
2025-03-28 08:10 pmSSE 3.9 7.8----30.74-- 40.8----
2025-03-28 08:00 pm S 3.9 9.7----30.75+0.01- 40.8----
2025-03-28 07:50 pmSSE 5.8 11.7 8.5 139.0 SE30.74-- 40.8----
2025-03-28 07:40 pmSSE 1.9 7.8----30.74-- 40.8----
2025-03-28 07:30 pm SE 5.8 9.7----30.74-- 40.8----
2025-03-28 07:20 pmSSE 5.8 9.7 9.5 139.2 SE30.74-- 40.8----
2025-03-28 07:10 pmSSE 3.9 5.8 9.5-9.2 SE30.74-- 40.8----
2025-03-28 07:00 pm SE 5.8 9.7----30.74+0.00- 40.8----
2025-03-28 06:50 pmSSE 3.9 7.8 8.9 139.3 SE30.74-- 40.6----
2025-03-28 06:40 pmSSE 3.9 7.8 8.9-9.3 SE30.73-- 40.6----
2025-03-28 06:30 pm E 3.9 9.7----30.73-- 40.6----
2025-03-28 06:20 pm SE 3.9 7.8 9.2 129.2 SE30.73-- 40.8----
2025-03-28 06:10 pm S 3.9 7.8 9.2-9.2 SE30.73-- 40.8----
2025-03-28 06:00 pmSSE 3.9 9.7----30.73-0.01- 40.6----
2025-03-28 05:50 pmSSE 3.9 5.8 9.5 129.3 SE30.73-- 40.6----
2025-03-28 05:40 pm SE 5.8 7.8----30.73-- 40.6----
2025-03-28 05:30 pm SE 5.8 7.8----30.73-- 40.5----
2025-03-28 05:20 pmSSE 3.9 9.7 8.5 118.9 SE30.73-- 40.8----
2025-03-28 05:10 pmSSE 5.8 9.7 8.5-8.9 SE30.73-- 40.6----
2025-03-28 05:00 pmSSE 3.9 7.8----30.73+0.00- 40.6----
2025-03-28 04:50 pm SE 5.8 11.7 9.8 139.5 SE30.74-- 40.8----
2025-03-28 04:40 pmSSE 5.8 9.7 9.8-9.5 SE30.73-- 40.6----
2025-03-28 04:30 pmSSE 5.8 9.7----30.73-- 40.6----
2025-03-28 04:20 pm SE 5.8 9.7 9.2 139.5 SE30.73-- 40.6----
2025-03-28 04:10 pmSSE 5.8 7.8 9.2-9.5 SE30.73-- 40.6----
2025-03-28 04:00 pmSSE 5.8 9.7----30.73+0.00- 40.6----
2025-03-28 03:50 pm SE 5.8 9.7 9.2 139.7SSE30.73-- 40.5----
2025-03-28 03:40 pm SE 5.8 9.7----30.74-- 40.5----
2025-03-28 03:30 pmESE 5.8 7.8----30.74-- 40.5----
2025-03-28 03:20 pm SE 5.8 7.8 9.5 129.4SSE30.74-- 40.6----
2025-03-28 03:10 pmESE 5.8 7.8----30.74-- 40.5----
2025-03-28 03:00 pmESE 3.9 9.7----30.74+0.00- 40.5----
2025-03-28 02:50 pm SE 5.8 9.7 8.9 149.2SSE30.74-- 40.5----
2025-03-28 02:40 pm SE 5.8 9.7----30.74-- 40.5----
2025-03-28 02:30 pm SE 5.8 7.8----30.74-- 40.5----
2025-03-28 02:20 pmESE 3.9 7.8 8.9 129.2 SE30.73-- 40.3----
2025-03-28 02:10 pm SE 7.8 9.7 8.9-9.2 SE30.74-- 40.3----
2025-03-28 02:00 pmESE 5.8 9.7----30.74-0.01- 40.3----
2025-03-28 01:50 pmESE 5.8 9.7 9.2 139.5 SE30.74-- 40.3----
2025-03-28 01:40 pm SE 3.9 7.8----30.75-- 40.1----
2025-03-28 01:20 pmESE 5.8 7.8 8.2 129.0 SE30.74-- 40.1----
2025-03-28 01:10 pm SE 5.8 7.8 8.2-9.0 SE30.74-- 40.3----
2025-03-28 01:00 pmESE 5.8 9.7----30.74+0.00- 40.3----
2025-03-28 12:50 pmESE 3.9 7.8 8.9 129.1 SE30.74-- 40.3----
2025-03-28 12:40 pm SE 5.8 9.7----30.73-- 40.3----
2025-03-28 12:30 pmESE 3.9 7.8----30.74-- 40.3----
2025-03-28 12:20 pm SE 5.8 9.7 8.9 139.1 SE30.74-- 40.3----
2025-03-28 12:10 pmESE 3.9 7.8 8.9-9.1 SE30.74-- 40.3----
2025-03-28 12:00 pm E 3.9 5.8----30.75+0.01- 40.3----
2025-03-28 11:50 amESE 3.9 7.8 8.5 139.2SSE30.76-- 40.3----
2025-03-28 11:40 am S 3.9 7.8----30.76-- 40.3----
2025-03-28 11:30 am SE 3.9 5.8----30.76-- 40.3----
2025-03-28 11:20 am E 1.9 5.8 8.5 139.0 SE30.76-- 40.3----
2025-03-28 11:10 am E 3.9 7.8 8.5-9.0 SE30.76-- 40.3----
2025-03-28 11:00 am E 3.9 7.8----30.76+0.04- 40.3----
2025-03-28 10:50 amESE 3.9 9.7 8.5 149.2SSE30.76-- 40.3----
2025-03-28 10:40 amSSE 3.9 5.8----30.75-- 40.3----
2025-03-28 10:30 am SE 5.8 9.7----30.75-- 40.3----
2025-03-28 10:20 am SE 5.8 11.7 8.9 139.4 SE30.75-- 40.3----
2025-03-28 10:10 am SE 5.8 7.8 8.9-9.4 SE30.75-- 40.3----
2025-03-28 10:00 amESE 5.8 9.7----30.74+0.04- 40.3----
2025-03-28 09:50 amESE 5.8 9.7 9.2 139.4SSE30.74-- 40.3----
2025-03-28 09:40 am E 5.8 7.8 9.2-9.4SSE30.74-- 40.3----
2025-03-28 09:30 amESE 5.8 9.7----30.74-- 40.3----
2025-03-28 09:20 am SE 5.8 9.7 9.5 139.6SSE30.73-- 40.3----
2025-03-28 09:10 am E 5.8 9.7----30.73-- 40.3----
2025-03-28 09:00 am E 5.8 9.7----30.74+0.04- 40.1----
2025-03-28 08:50 am E 7.8 9.7 9.2 139.4SSE30.73-- 40.1----
2025-03-28 08:40 am SE 5.8 9.7----30.73-- 40.1----
2025-03-28 08:30 am SE 5.8 9.7----30.73-- 40.1----
2025-03-28 08:20 amESE 5.8 9.7 9.2 139.7SSE30.72-- 40.1----
2025-03-28 08:10 am E 5.8 7.8 9.2-9.7SSE30.73-- 40.1----
2025-03-28 08:00 amESE 3.9 7.8----30.72+0.02- 40.1----
2025-03-28 07:50 amESE 3.9 7.8 9.2 139.5SSE30.72-- 40.1----
2025-03-28 07:40 amESE 7.8 11.7----30.71-- 40.1----
2025-03-28 07:30 am E 5.8 9.7----30.71-- 40.1----
2025-03-28 07:20 am E 7.8 9.7 7.9 149.0SSE30.71-- 40.1----
2025-03-28 07:10 amESE 5.8 9.7 7.9-9.0SSE30.71-- 40.1----
2025-03-28 07:00 amESE 5.8 9.7----30.71+0.01- 40.1----
2025-03-28 06:50 amESE 7.8 11.7 8.5 139.2SSE30.71-- 40.1----
2025-03-28 06:40 am E 5.8 7.8----30.71-- 40.1----
2025-03-28 06:30 am E 7.8 11.7----30.71-- 40.1----
2025-03-28 06:20 am E 7.8 9.7 9.2 139.8 SE30.71-- 40.1----
2025-03-28 06:10 am E 7.8 11.7 9.2-9.8 SE30.70-- 40.1----
2025-03-28 06:00 am E 7.8 11.7----30.70+0.00- 40.1----
2025-03-28 05:50 am E 5.8 9.7 8.9-9.6 SE30.69-------
2025-03-28 05:40 am--- 8.9 14----- 40.1----
2025-03-28 05:30 amESE 5.8 9.7----30.69-- 40.1----
2025-03-28 05:20 amESE 5.8 9.7 8.5 149.3SSE30.70-- 40.1----
2025-03-28 05:10 am E 7.8 9.7 8.5-9.3SSE30.70-- 40.1----
2025-03-28 05:00 amESE 5.8 11.7----30.70+0.01- 40.1----
2025-03-28 04:50 amESE 5.8 9.7 9.2 139.7 SE30.70-- 40.1----
2025-03-28 04:40 am E 7.8 11.7----30.69-- 40.1----
2025-03-28 04:30 amESE 5.8 9.7----30.69-- 40.1----
2025-03-28 04:20 amESE 5.8 9.7 8.9 139.8 SE30.69-- 40.1----
2025-03-28 04:10 amESE 5.8 9.7 8.9-9.8 SE30.69-- 40.1----
2025-03-28 04:00 am E 7.8 11.7----30.70+0.00- 40.1----
2025-03-28 03:50 am E 5.8 9.7 8.5 149.4 SE30.69-- 40.1----
2025-03-28 03:40 amESE 7.8 11.7 8.5-9.4 SE30.70-- 40.1----
2025-03-28 03:30 amESE 7.8 9.7----30.70-- 40.1----
2025-03-28 03:20 am E 7.8 11.7 9.2 129.7 SE30.70-- 40.1----
2025-03-28 03:10 amESE 7.8 11.7 9.2-9.7 SE30.70-- 40.3----
2025-03-28 03:00 am E 7.8 9.7----30.70+0.01- 40.3----
2025-03-28 02:50 am E 7.8 11.7 9.5 139.6 SE30.70-- 40.3----
2025-03-28 02:40 am E 9.7 11.7----30.69-- 40.3----
2025-03-28 02:30 am E 7.8 11.7----30.69-- 40.3----
2025-03-28 02:20 am E 9.7 13.6 10.2 149.8 SE30.69-- 40.1----
2025-03-28 02:10 am E 9.7 13.6 10.2-9.8 SE30.69-- 40.3----
2025-03-28 02:00 amESE 9.7 13.6----30.69+0.01- 40.3----
2025-03-28 01:50 am E 9.7 13.6 9.2 149.8 SE30.69-- 40.3----
2025-03-28 01:40 am E 9.7 13.6 9.2-9.8 SE30.68-- 40.3----
2025-03-28 01:30 am E 9.7 13.6----30.69-- 40.3----
2025-03-28 01:20 am E 9.7 13.6 9.8 149.9 SE30.69-- 40.3----
2025-03-28 01:10 am E 7.8 11.7 9.8-9.9 SE30.69-- 40.3----
2025-03-28 01:00 am E 9.7 13.6----30.69+0.02- 40.3----
2025-03-28 12:50 am E 9.7 11.7 10.5 1410.0 SE30.68-- 40.3----
2025-03-28 12:40 am E 9.7 13.6----30.68-- 40.3----
2025-03-28 12:30 am E 9.7 13.6----30.68-- 40.3----
2025-03-28 12:20 am E 9.7 13.6 10.8 1310.3 SE30.68-- 40.3----
2025-03-28 12:10 am E 9.7 13.6 10.8-10.3 SE30.68-- 40.3----
2025-03-28 12:00 am E 9.7 13.6----30.68+0.03- 40.3----
2025-03-27 11:50 pm E 9.7 13.6 9.8 149.7 SE30.68-- 40.3----
2025-03-27 11:40 pmESE 9.7 13.6 9.8-9.7 SE30.68-- 40.3----
2025-03-27 11:30 pm E 9.7 13.6----30.68-- 40.3----
2025-03-27 11:20 pm E 9.7 13.6 10.8 1410.2 SE30.68-- 40.3----
2025-03-27 11:10 pm E 9.7 13.6 10.8-10.2 SE30.68-- 40.3----
2025-03-27 11:00 pm E 9.7 13.6----30.68+0.03- 40.3----
2025-03-27 10:50 pm E 9.7 13.6 12.5 1310.6 SE30.67-- 40.3----
2025-03-27 10:40 pm E 9.7 13.6 12.5-10.6 SE30.67-- 40.3----
2025-03-27 10:30 pm E 9.7 11.7----30.67-- 40.3----
2025-03-27 10:20 pm E 7.8 13.6 10.8 1410.2SSE30.67-- 40.3----
2025-03-27 10:10 pm E 9.7 13.6----30.67-- 40.3----
2025-03-27 10:00 pm E 11.7 13.6----30.67+0.03- 40.3----
2025-03-27 09:50 pm E 9.7 11.7 10.5 1410.2SSE30.66-- 40.5----
2025-03-27 09:40 pm E 7.8 11.7 10.5-10.2SSE30.66-- 40.5----
2025-03-27 09:30 pm E 9.7 11.7----30.66-- 40.5----
2025-03-27 09:20 pm E 9.7 13.6 10.5 1410.2SSE30.66-- 40.5----
2025-03-27 09:10 pm E 9.7 13.6 10.5-10.2SSE30.66-- 40.5----
2025-03-27 09:00 pm E 9.7 11.7----30.66+0.02- 40.5----
2025-03-27 08:50 pm E 9.7 13.6 10.2 1410.3SSE30.66-- 40.5----

Detailed Wave Summary
for 46071 as of
(8:40 pm HAST on 03/28/2025)
0640 GMT on 03/29/2025:

These wave data are displayed in rounded times.

     

Click on the graph icon in the table below to see a time series plot of the last five days of that observation.

5-day plot - Significant Wave Height Significant Wave Height (WVHT): 8.2 ft
5-day plot - Swell Height Swell Height (SwH): 8.2 ft
5-day plot - Swell Period Swell Period (SwP): 10.8 sec
5-day plot - Swell Direction Swell Direction (SwD): SE
5-day plot - Wind Wave Height Wind Wave Height (WWH): 1.0 ft
5-day plot - Wind Wave Period Wind Wave Period (WWP): 3.7 sec
5-day plot - Wind Wave Direction Wind Wave Direction (WWD): S
5-day plot - Wave Steepness Wave Steepness (STEEPNESS): SWELL
5-day plot - Average Wave Period Average Wave Period (APD): 8.7 sec
Previous observations
TIME
(HAST)
5-day plot - Wave Height
WVHT
ft
5-day plot - Swell Height
SwH
ft
5-day plot - Swell Period
SwP
sec
5-day plot - Swell Direction
SwD
 
5-day plot - Wind Wave Height
WWH
ft
5-day plot - Wind Wave Period
WWP
sec
5-day plot - Wind Wave Direction
WWD
 
5-day plot - Wave Steepness
STEEPNESS
 
5-day plot - Average Wave Period
APD
sec
2025-03-28 08:10 pm 8.5 8.5 12.9 SE 1.0 3.7 SSE SWELL 9.2
2025-03-28 07:40 pm 8.5 8.5 12.9 SE 1.0 3.8 SSE SWELL 9.0
2025-03-28 07:10 pm 9.5 9.5 12.9 SE 1.0 3.7 SSE SWELL 9.2
2025-03-28 06:40 pm 8.9 8.9 12.9 SE 1.0 3.7 S SWELL 9.3
2025-03-28 06:10 pm 9.2 9.2 12.1 SE 1.0 3.7 SSW SWELL 9.2
2025-03-28 05:40 pm 9.5 9.5 12.1 SE 1.0 4.0 S SWELL 9.3
2025-03-28 05:10 pm 8.5 8.5 10.8 SE 1.0 3.8 SSE AVERAGE 8.9
2025-03-28 04:40 pm 9.8 9.5 12.9 SE 0.7 3.8 SW SWELL 9.5
2025-03-28 04:10 pm 9.2 9.2 12.9 SE 1.0 3.3 ESE SWELL 9.5
2025-03-28 03:40 pm 9.2 9.2 12.9SSE 1.0 3.8 S SWELL 9.7
2025-03-28 03:10 pm 9.5 9.2 12.1SSE 1.0 3.8 SSE SWELL 9.4
2025-03-28 02:40 pm 8.9 8.9 13.8SSE 1.0 3.6 SSE SWELL 9.2
2025-03-28 02:10 pm 8.9 8.9 12.1 SE 1.0 3.7 SSW SWELL 9.2
2025-03-28 01:40 pm 9.2 9.2 12.9 SE 1.0 3.4 S SWELL 9.5
2025-03-28 01:10 pm 8.2 8.2 12.1 SE 1.0 3.7 S SWELL 9.0
2025-03-28 12:40 pm 8.9 8.5 12.1 SE 1.0 3.8 SE SWELL 9.1
2025-03-28 12:10 pm 8.9 8.9 12.9 SE 1.0 3.7 SSE SWELL 9.1
2025-03-28 11:40 am 8.5 8.5 12.9SSE 1.0 3.8 SSE SWELL 9.2
2025-03-28 11:10 am 8.5 8.5 12.9 SE 1.0 3.4 SSE SWELL 9.0
2025-03-28 10:40 am 8.5 8.5 13.8SSE 1.0 3.3 E SWELL 9.2
2025-03-28 10:10 am 8.9 8.9 12.9 SE 1.0 3.4 E SWELL 9.4
2025-03-28 09:40 am 9.2 9.2 12.9SSE 1.0 3.8 E SWELL 9.4
2025-03-28 09:10 am 9.5 9.2 12.9SSE 1.0 3.8 SE SWELL 9.6
2025-03-28 08:40 am 9.2 9.2 12.9SSE 1.0 3.7 ESE SWELL 9.4
2025-03-28 08:10 am 9.2 9.2 12.9SSE 1.0 3.8 S SWELL 9.7
2025-03-28 07:40 am 9.2 9.2 12.9SSE 1.0 3.8 ESE SWELL 9.5
2025-03-28 07:10 am 7.9 7.9 13.8SSE 1.0 3.6 SE SWELL 9.0
2025-03-28 06:40 am 8.5 8.5 12.9SSE 1.0 3.7 SE SWELL 9.2
2025-03-28 06:10 am 9.2 9.2 12.9 SE 1.0 3.7 SSE SWELL 9.8
2025-03-28 05:40 am 8.9 8.5 13.8 SE 1.0 3.3 ENE SWELL 9.6
2025-03-28 05:10 am 8.5 8.5 13.8SSE 1.0 3.7 SSE SWELL 9.3
2025-03-28 04:40 am 9.2 9.2 12.9 SE 1.0 3.8 ESE SWELL 9.7
2025-03-28 04:10 am 8.9 8.9 12.9 SE 1.0 3.4 ENE SWELL 9.8
2025-03-28 03:40 am 8.5 8.5 13.8 SE 1.0 3.8 SSE SWELL 9.4
2025-03-28 03:10 am 9.2 8.9 12.1 SE 1.0 3.8 E SWELL 9.7
2025-03-28 02:40 am 9.5 9.5 12.9 SE 1.3 4.5 SSE SWELL 9.6
2025-03-28 02:10 am 10.2 10.2 13.8 SE 1.6 4.2 SSE SWELL 9.8
2025-03-28 01:40 am 9.2 9.2 13.8 SE 1.3 3.4 ESE SWELL 9.8
2025-03-28 01:10 am 9.8 9.8 13.8 SE 1.3 4.0 ESE SWELL 9.9
2025-03-28 12:40 am 10.5 10.2 13.8 SE 1.6 5.0 SSE SWELL 10.0
2025-03-28 12:10 am 10.8 10.8 12.9 SE 1.3 4.0 E SWELL 10.3
2025-03-27 11:40 pm 9.8 9.8 13.8 SE 1.3 3.3 ENE SWELL 9.7
2025-03-27 11:10 pm 10.8 10.8 13.8 SE 1.3 4.5 SE SWELL 10.2
2025-03-27 10:40 pm 12.5 12.5 12.9 SE 1.6 4.3 SE SWELL 10.6
2025-03-27 10:10 pm 10.8 10.8 13.8SSE 1.6 3.6 E SWELL 10.2
2025-03-27 09:40 pm 10.5 10.5 13.8SSE 1.3 3.8 SE SWELL 10.2
2025-03-27 09:10 pm 10.5 10.5 13.8SSE 1.6 4.5 SSE SWELL 10.2

Plot of wave energy versus frequency (and period)