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 
Lowest 1-minute Pressure |
Time (HAST) | | Pressure |
9:00 pm | | 30.75 in |
Highest 1-minute Wind Speed |
Time (HAST) | WSPD | WDIR |
8:55 pm | 9.7 kts | SSE ( 150 deg true ) |
|
|
Previous observations
TIME (HAST) |
 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 |
2025-03-28 08:50 pm | S | 5.8 | 9.7 | 8.2 | 11 | 8.7 | SE | 30.75 | - | - | 40.6 | - | - | - | - |
2025-03-28 08:40 pm | S | 3.9 | 5.8 | 8.2 | - | 8.7 | SE | 30.75 | - | - | 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 | 13 | 9.2 | SE | 30.75 | - | - | 40.8 | - | - | - | - |
2025-03-28 08:10 pm | SSE | 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 pm | SSE | 5.8 | 11.7 | 8.5 | 13 | 9.0 | SE | 30.74 | - | - | 40.8 | - | - | - | - |
2025-03-28 07:40 pm | SSE | 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 pm | SSE | 5.8 | 9.7 | 9.5 | 13 | 9.2 | SE | 30.74 | - | - | 40.8 | - | - | - | - |
2025-03-28 07:10 pm | SSE | 3.9 | 5.8 | 9.5 | - | 9.2 | SE | 30.74 | - | - | 40.8 | - | - | - | - |
2025-03-28 07:00 pm | SE | 5.8 | 9.7 | - | - | - | - | 30.74 | +0.00 | - | 40.8 | - | - | - | - |
2025-03-28 06:50 pm | SSE | 3.9 | 7.8 | 8.9 | 13 | 9.3 | SE | 30.74 | - | - | 40.6 | - | - | - | - |
2025-03-28 06:40 pm | SSE | 3.9 | 7.8 | 8.9 | - | 9.3 | SE | 30.73 | - | - | 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 | 12 | 9.2 | SE | 30.73 | - | - | 40.8 | - | - | - | - |
2025-03-28 06:10 pm | S | 3.9 | 7.8 | 9.2 | - | 9.2 | SE | 30.73 | - | - | 40.8 | - | - | - | - |
2025-03-28 06:00 pm | SSE | 3.9 | 9.7 | - | - | - | - | 30.73 | -0.01 | - | 40.6 | - | - | - | - |
2025-03-28 05:50 pm | SSE | 3.9 | 5.8 | 9.5 | 12 | 9.3 | SE | 30.73 | - | - | 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 pm | SSE | 3.9 | 9.7 | 8.5 | 11 | 8.9 | SE | 30.73 | - | - | 40.8 | - | - | - | - |
2025-03-28 05:10 pm | SSE | 5.8 | 9.7 | 8.5 | - | 8.9 | SE | 30.73 | - | - | 40.6 | - | - | - | - |
2025-03-28 05:00 pm | SSE | 3.9 | 7.8 | - | - | - | - | 30.73 | +0.00 | - | 40.6 | - | - | - | - |
2025-03-28 04:50 pm | SE | 5.8 | 11.7 | 9.8 | 13 | 9.5 | SE | 30.74 | - | - | 40.8 | - | - | - | - |
2025-03-28 04:40 pm | SSE | 5.8 | 9.7 | 9.8 | - | 9.5 | SE | 30.73 | - | - | 40.6 | - | - | - | - |
2025-03-28 04:30 pm | SSE | 5.8 | 9.7 | - | - | - | - | 30.73 | - | - | 40.6 | - | - | - | - |
2025-03-28 04:20 pm | SE | 5.8 | 9.7 | 9.2 | 13 | 9.5 | SE | 30.73 | - | - | 40.6 | - | - | - | - |
2025-03-28 04:10 pm | SSE | 5.8 | 7.8 | 9.2 | - | 9.5 | SE | 30.73 | - | - | 40.6 | - | - | - | - |
2025-03-28 04:00 pm | SSE | 5.8 | 9.7 | - | - | - | - | 30.73 | +0.00 | - | 40.6 | - | - | - | - |
2025-03-28 03:50 pm | SE | 5.8 | 9.7 | 9.2 | 13 | 9.7 | SSE | 30.73 | - | - | 40.5 | - | - | - | - |
2025-03-28 03:40 pm | SE | 5.8 | 9.7 | - | - | - | - | 30.74 | - | - | 40.5 | - | - | - | - |
2025-03-28 03:30 pm | ESE | 5.8 | 7.8 | - | - | - | - | 30.74 | - | - | 40.5 | - | - | - | - |
2025-03-28 03:20 pm | SE | 5.8 | 7.8 | 9.5 | 12 | 9.4 | SSE | 30.74 | - | - | 40.6 | - | - | - | - |
2025-03-28 03:10 pm | ESE | 5.8 | 7.8 | - | - | - | - | 30.74 | - | - | 40.5 | - | - | - | - |
2025-03-28 03:00 pm | ESE | 3.9 | 9.7 | - | - | - | - | 30.74 | +0.00 | - | 40.5 | - | - | - | - |
2025-03-28 02:50 pm | SE | 5.8 | 9.7 | 8.9 | 14 | 9.2 | SSE | 30.74 | - | - | 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 pm | ESE | 3.9 | 7.8 | 8.9 | 12 | 9.2 | SE | 30.73 | - | - | 40.3 | - | - | - | - |
2025-03-28 02:10 pm | SE | 7.8 | 9.7 | 8.9 | - | 9.2 | SE | 30.74 | - | - | 40.3 | - | - | - | - |
2025-03-28 02:00 pm | ESE | 5.8 | 9.7 | - | - | - | - | 30.74 | -0.01 | - | 40.3 | - | - | - | - |
2025-03-28 01:50 pm | ESE | 5.8 | 9.7 | 9.2 | 13 | 9.5 | SE | 30.74 | - | - | 40.3 | - | - | - | - |
2025-03-28 01:40 pm | SE | 3.9 | 7.8 | - | - | - | - | 30.75 | - | - | 40.1 | - | - | - | - |
2025-03-28 01:20 pm | ESE | 5.8 | 7.8 | 8.2 | 12 | 9.0 | SE | 30.74 | - | - | 40.1 | - | - | - | - |
2025-03-28 01:10 pm | SE | 5.8 | 7.8 | 8.2 | - | 9.0 | SE | 30.74 | - | - | 40.3 | - | - | - | - |
2025-03-28 01:00 pm | ESE | 5.8 | 9.7 | - | - | - | - | 30.74 | +0.00 | - | 40.3 | - | - | - | - |
2025-03-28 12:50 pm | ESE | 3.9 | 7.8 | 8.9 | 12 | 9.1 | SE | 30.74 | - | - | 40.3 | - | - | - | - |
2025-03-28 12:40 pm | SE | 5.8 | 9.7 | - | - | - | - | 30.73 | - | - | 40.3 | - | - | - | - |
2025-03-28 12:30 pm | ESE | 3.9 | 7.8 | - | - | - | - | 30.74 | - | - | 40.3 | - | - | - | - |
2025-03-28 12:20 pm | SE | 5.8 | 9.7 | 8.9 | 13 | 9.1 | SE | 30.74 | - | - | 40.3 | - | - | - | - |
2025-03-28 12:10 pm | ESE | 3.9 | 7.8 | 8.9 | - | 9.1 | SE | 30.74 | - | - | 40.3 | - | - | - | - |
2025-03-28 12:00 pm | E | 3.9 | 5.8 | - | - | - | - | 30.75 | +0.01 | - | 40.3 | - | - | - | - |
2025-03-28 11:50 am | ESE | 3.9 | 7.8 | 8.5 | 13 | 9.2 | SSE | 30.76 | - | - | 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 | 13 | 9.0 | SE | 30.76 | - | - | 40.3 | - | - | - | - |
2025-03-28 11:10 am | E | 3.9 | 7.8 | 8.5 | - | 9.0 | SE | 30.76 | - | - | 40.3 | - | - | - | - |
2025-03-28 11:00 am | E | 3.9 | 7.8 | - | - | - | - | 30.76 | +0.04 | - | 40.3 | - | - | - | - |
2025-03-28 10:50 am | ESE | 3.9 | 9.7 | 8.5 | 14 | 9.2 | SSE | 30.76 | - | - | 40.3 | - | - | - | - |
2025-03-28 10:40 am | SSE | 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 | 13 | 9.4 | SE | 30.75 | - | - | 40.3 | - | - | - | - |
2025-03-28 10:10 am | SE | 5.8 | 7.8 | 8.9 | - | 9.4 | SE | 30.75 | - | - | 40.3 | - | - | - | - |
2025-03-28 10:00 am | ESE | 5.8 | 9.7 | - | - | - | - | 30.74 | +0.04 | - | 40.3 | - | - | - | - |
2025-03-28 09:50 am | ESE | 5.8 | 9.7 | 9.2 | 13 | 9.4 | SSE | 30.74 | - | - | 40.3 | - | - | - | - |
2025-03-28 09:40 am | E | 5.8 | 7.8 | 9.2 | - | 9.4 | SSE | 30.74 | - | - | 40.3 | - | - | - | - |
2025-03-28 09:30 am | ESE | 5.8 | 9.7 | - | - | - | - | 30.74 | - | - | 40.3 | - | - | - | - |
2025-03-28 09:20 am | SE | 5.8 | 9.7 | 9.5 | 13 | 9.6 | SSE | 30.73 | - | - | 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 | 13 | 9.4 | SSE | 30.73 | - | - | 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 am | ESE | 5.8 | 9.7 | 9.2 | 13 | 9.7 | SSE | 30.72 | - | - | 40.1 | - | - | - | - |
2025-03-28 08:10 am | E | 5.8 | 7.8 | 9.2 | - | 9.7 | SSE | 30.73 | - | - | 40.1 | - | - | - | - |
2025-03-28 08:00 am | ESE | 3.9 | 7.8 | - | - | - | - | 30.72 | +0.02 | - | 40.1 | - | - | - | - |
2025-03-28 07:50 am | ESE | 3.9 | 7.8 | 9.2 | 13 | 9.5 | SSE | 30.72 | - | - | 40.1 | - | - | - | - |
2025-03-28 07:40 am | ESE | 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 | 14 | 9.0 | SSE | 30.71 | - | - | 40.1 | - | - | - | - |
2025-03-28 07:10 am | ESE | 5.8 | 9.7 | 7.9 | - | 9.0 | SSE | 30.71 | - | - | 40.1 | - | - | - | - |
2025-03-28 07:00 am | ESE | 5.8 | 9.7 | - | - | - | - | 30.71 | +0.01 | - | 40.1 | - | - | - | - |
2025-03-28 06:50 am | ESE | 7.8 | 11.7 | 8.5 | 13 | 9.2 | SSE | 30.71 | - | - | 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 | 13 | 9.8 | SE | 30.71 | - | - | 40.1 | - | - | - | - |
2025-03-28 06:10 am | E | 7.8 | 11.7 | 9.2 | - | 9.8 | SE | 30.70 | - | - | 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 | SE | 30.69 | - | - | - | - | - | - | - |
2025-03-28 05:40 am | - | - | - | 8.9 | 14 | - | - | - | - | - | 40.1 | - | - | - | - |
2025-03-28 05:30 am | ESE | 5.8 | 9.7 | - | - | - | - | 30.69 | - | - | 40.1 | - | - | - | - |
2025-03-28 05:20 am | ESE | 5.8 | 9.7 | 8.5 | 14 | 9.3 | SSE | 30.70 | - | - | 40.1 | - | - | - | - |
2025-03-28 05:10 am | E | 7.8 | 9.7 | 8.5 | - | 9.3 | SSE | 30.70 | - | - | 40.1 | - | - | - | - |
2025-03-28 05:00 am | ESE | 5.8 | 11.7 | - | - | - | - | 30.70 | +0.01 | - | 40.1 | - | - | - | - |
2025-03-28 04:50 am | ESE | 5.8 | 9.7 | 9.2 | 13 | 9.7 | SE | 30.70 | - | - | 40.1 | - | - | - | - |
2025-03-28 04:40 am | E | 7.8 | 11.7 | - | - | - | - | 30.69 | - | - | 40.1 | - | - | - | - |
2025-03-28 04:30 am | ESE | 5.8 | 9.7 | - | - | - | - | 30.69 | - | - | 40.1 | - | - | - | - |
2025-03-28 04:20 am | ESE | 5.8 | 9.7 | 8.9 | 13 | 9.8 | SE | 30.69 | - | - | 40.1 | - | - | - | - |
2025-03-28 04:10 am | ESE | 5.8 | 9.7 | 8.9 | - | 9.8 | SE | 30.69 | - | - | 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 | 14 | 9.4 | SE | 30.69 | - | - | 40.1 | - | - | - | - |
2025-03-28 03:40 am | ESE | 7.8 | 11.7 | 8.5 | - | 9.4 | SE | 30.70 | - | - | 40.1 | - | - | - | - |
2025-03-28 03:30 am | ESE | 7.8 | 9.7 | - | - | - | - | 30.70 | - | - | 40.1 | - | - | - | - |
2025-03-28 03:20 am | E | 7.8 | 11.7 | 9.2 | 12 | 9.7 | SE | 30.70 | - | - | 40.1 | - | - | - | - |
2025-03-28 03:10 am | ESE | 7.8 | 11.7 | 9.2 | - | 9.7 | SE | 30.70 | - | - | 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 | 13 | 9.6 | SE | 30.70 | - | - | 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 | 14 | 9.8 | SE | 30.69 | - | - | 40.1 | - | - | - | - |
2025-03-28 02:10 am | E | 9.7 | 13.6 | 10.2 | - | 9.8 | SE | 30.69 | - | - | 40.3 | - | - | - | - |
2025-03-28 02:00 am | ESE | 9.7 | 13.6 | - | - | - | - | 30.69 | +0.01 | - | 40.3 | - | - | - | - |
2025-03-28 01:50 am | E | 9.7 | 13.6 | 9.2 | 14 | 9.8 | SE | 30.69 | - | - | 40.3 | - | - | - | - |
2025-03-28 01:40 am | E | 9.7 | 13.6 | 9.2 | - | 9.8 | SE | 30.68 | - | - | 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 | 14 | 9.9 | SE | 30.69 | - | - | 40.3 | - | - | - | - |
2025-03-28 01:10 am | E | 7.8 | 11.7 | 9.8 | - | 9.9 | SE | 30.69 | - | - | 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 | 14 | 10.0 | SE | 30.68 | - | - | 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 | 13 | 10.3 | SE | 30.68 | - | - | 40.3 | - | - | - | - |
2025-03-28 12:10 am | E | 9.7 | 13.6 | 10.8 | - | 10.3 | SE | 30.68 | - | - | 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 | 14 | 9.7 | SE | 30.68 | - | - | 40.3 | - | - | - | - |
2025-03-27 11:40 pm | ESE | 9.7 | 13.6 | 9.8 | - | 9.7 | SE | 30.68 | - | - | 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 | 14 | 10.2 | SE | 30.68 | - | - | 40.3 | - | - | - | - |
2025-03-27 11:10 pm | E | 9.7 | 13.6 | 10.8 | - | 10.2 | SE | 30.68 | - | - | 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 | 13 | 10.6 | SE | 30.67 | - | - | 40.3 | - | - | - | - |
2025-03-27 10:40 pm | E | 9.7 | 13.6 | 12.5 | - | 10.6 | SE | 30.67 | - | - | 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 | 14 | 10.2 | SSE | 30.67 | - | - | 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 | 14 | 10.2 | SSE | 30.66 | - | - | 40.5 | - | - | - | - |
2025-03-27 09:40 pm | E | 7.8 | 11.7 | 10.5 | - | 10.2 | SSE | 30.66 | - | - | 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 | 14 | 10.2 | SSE | 30.66 | - | - | 40.5 | - | - | - | - |
2025-03-27 09:10 pm | E | 9.7 | 13.6 | 10.5 | - | 10.2 | SSE | 30.66 | - | - | 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 | 14 | 10.3 | SSE | 30.66 | - | - | 40.5 | - | - | - | - |