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 MCYI3 - Michigan City Harbor Entrance Light, Michigan City, IN 
Previous observations
TIME (CDT) |
 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 |
2025-04-21 09:40 pm | W | 8 | 8 | - | - | - | - | 30.04 | - | 47.3 | - | 47.1 | - | - | - |
2025-04-21 09:30 pm | W | 6 | 8 | - | - | - | - | 30.04 | - | 47.3 | - | 47.3 | - | - | - |
2025-04-21 09:20 pm | W | 9 | 9 | - | - | - | - | 30.04 | - | 47.5 | - | 47.5 | - | - | - |
2025-04-21 09:10 pm | WNW | 10 | 11 | - | - | - | - | 30.03 | - | 48.0 | - | 47.5 | - | - | - |
2025-04-21 09:00 pm | WNW | 14 | 15 | - | - | - | - | 30.02 | +0.09 | 49.3 | - | 46.4 | - | - | - |
2025-04-21 08:50 pm | W | 13 | 14 | - | - | - | - | 30.02 | - | 49.3 | - | 47.8 | - | - | - |
2025-04-21 08:40 pm | W | 14 | 15 | - | - | - | - | 30.02 | - | 49.1 | - | 48.6 | - | - | - |
2025-04-21 08:30 pm | W | 13 | 14 | - | - | - | - | 30.01 | - | 49.6 | - | 48.6 | - | - | - |
2025-04-21 08:20 pm | W | 11 | 12 | - | - | - | - | 30.00 | - | 49.1 | - | 49.1 | - | - | - |
2025-04-21 08:10 pm | W | 9 | 10 | - | - | - | - | 30.01 | - | 48.9 | - | 48.9 | - | - | - |
2025-04-21 08:00 pm | W | 10 | 11 | - | - | - | - | 29.99 | +0.07 | 49.6 | - | 48.9 | - | - | - |
2025-04-21 07:50 pm | WSW | 10 | 11 | - | - | - | - | 29.99 | - | 49.6 | - | 48.9 | - | - | - |
2025-04-21 07:40 pm | WSW | 11 | 12 | - | - | - | - | 29.99 | - | 49.6 | - | 48.9 | - | - | - |
2025-04-21 07:30 pm | W | 13 | 13 | - | - | - | - | 29.97 | - | 50.2 | - | 48.4 | - | - | - |
2025-04-21 07:20 pm | WSW | 12 | 13 | - | - | - | - | 29.96 | - | 49.8 | - | 48.9 | - | - | - |
2025-04-21 07:10 pm | W | 13 | 14 | - | - | - | - | 29.96 | - | 50.2 | - | 48.9 | - | - | - |
2025-04-21 07:00 pm | WSW | 11 | 12 | - | - | - | - | 29.96 | +0.06 | 50.0 | - | 49.5 | - | - | - |
2025-04-21 06:50 pm | WSW | 12 | 13 | - | - | - | - | 29.96 | - | 49.8 | - | 49.3 | - | - | - |
2025-04-21 06:40 pm | WSW | 14 | 16 | - | - | - | - | 29.96 | - | 50.0 | - | 49.1 | - | - | - |
2025-04-21 06:30 pm | W | 16 | 16 | - | - | - | - | 29.95 | - | 50.2 | - | 48.7 | - | - | - |
2025-04-21 06:20 pm | W | 19 | 19 | - | - | - | - | 29.94 | - | 50.7 | - | 48.2 | - | - | - |
2025-04-21 06:10 pm | W | 17 | 19 | - | - | - | - | 29.94 | - | 50.7 | - | 48.4 | - | - | - |
2025-04-21 06:00 pm | W | 19 | 19 | - | - | - | - | 29.93 | +0.04 | 50.4 | - | 48.2 | - | - | - |
2025-04-21 05:50 pm | WSW | 19 | 21 | - | - | - | - | 29.93 | - | 50.5 | - | 48.0 | - | - | - |
2025-04-21 05:40 pm | WSW | 19 | 19 | - | - | - | - | 29.94 | - | 50.5 | - | 48.2 | - | - | - |
2025-04-21 05:30 pm | WSW | 19 | 20 | - | - | - | - | 29.93 | - | 50.0 | - | 48.2 | - | - | - |
2025-04-21 05:20 pm | WSW | 21 | 23 | - | - | - | - | 29.93 | - | 50.7 | - | 47.7 | - | - | - |
2025-04-21 05:10 pm | WSW | 22 | 24 | - | - | - | - | 29.92 | - | 50.7 | - | 47.8 | - | - | - |
2025-04-21 05:00 pm | WSW | 20 | 21 | - | - | - | - | 29.93 | +0.05 | 50.2 | - | 48.4 | - | - | - |
2025-04-21 04:50 pm | WSW | 21 | 23 | - | - | - | - | 29.92 | - | 50.4 | - | 48.0 | - | - | - |
2025-04-21 04:40 pm | WSW | 23 | 24 | - | - | - | - | 29.92 | - | 50.9 | - | 47.8 | - | - | - |
2025-04-21 04:30 pm | WSW | 19 | 21 | - | - | - | - | 29.92 | - | 49.8 | - | 48.4 | - | - | - |
2025-04-21 04:20 pm | WSW | 20 | 21 | - | - | - | - | 29.91 | - | 50.2 | - | 47.5 | - | - | - |
2025-04-21 04:10 pm | WSW | 21 | 22 | - | - | - | - | 29.91 | - | 50.4 | - | 47.5 | - | - | - |
2025-04-21 04:00 pm | WSW | 24 | 26 | - | - | - | - | 29.90 | +0.05 | 50.5 | - | 47.1 | - | - | - |
2025-04-21 03:50 pm | W | 22 | 24 | - | - | - | - | 29.90 | - | 50.0 | - | 47.5 | - | - | - |
2025-04-21 03:40 pm | WSW | 18 | 20 | - | - | - | - | 29.91 | - | 49.6 | - | 48.2 | - | - | - |
2025-04-21 03:30 pm | WSW | 20 | 22 | - | - | - | - | 29.90 | - | 49.6 | - | 47.7 | - | - | - |
2025-04-21 03:20 pm | WSW | 23 | 24 | - | - | - | - | 29.89 | - | 50.0 | - | 47.3 | - | - | - |
2025-04-21 03:10 pm | WSW | 21 | 24 | - | - | - | - | 29.90 | - | 49.6 | - | 47.5 | - | - | - |
2025-04-21 03:00 pm | WSW | 25 | 28 | - | - | - | - | 29.89 | +0.06 | 50.0 | - | 46.9 | - | - | - |
2025-04-21 02:50 pm | WSW | 26 | 30 | - | - | - | - | 29.89 | - | 49.6 | - | 46.9 | - | - | - |
2025-04-21 02:40 pm | WSW | 23 | 26 | - | - | - | - | 29.89 | - | 49.8 | - | 47.1 | - | - | - |
2025-04-21 02:30 pm | WSW | 24 | 25 | - | - | - | - | 29.89 | - | 49.3 | - | 47.8 | - | - | - |
2025-04-21 02:20 pm | WSW | 24 | 26 | - | - | - | - | 29.88 | - | 49.3 | - | 47.1 | - | - | - |
2025-04-21 02:10 pm | WSW | 27 | 29 | - | - | - | - | 29.88 | - | 49.3 | - | 46.8 | - | - | - |
2025-04-21 02:00 pm | WSW | 27 | 28 | - | - | - | - | 29.88 | +0.07 | 48.7 | - | 47.1 | - | - | - |
2025-04-21 01:50 pm | WSW | 26 | 29 | - | - | - | - | 29.87 | - | 48.6 | - | 46.8 | - | - | - |
2025-04-21 01:40 pm | WSW | 24 | 26 | - | - | - | - | 29.87 | - | 48.9 | - | 47.5 | - | - | - |
2025-04-21 01:30 pm | WSW | 20 | 21 | - | - | - | - | 29.88 | - | 48.7 | - | 47.8 | - | - | - |
2025-04-21 01:20 pm | WSW | 23 | 26 | - | - | - | - | 29.87 | - | 48.7 | - | 47.8 | - | - | - |
2025-04-21 01:10 pm | WSW | 23 | 27 | - | - | - | - | 29.87 | - | 48.4 | - | 48.2 | - | - | - |
2025-04-21 01:00 pm | WSW | 26 | 28 | - | - | - | - | 29.85 | +0.07 | 48.6 | - | 47.7 | - | - | - |
2025-04-21 12:50 pm | WSW | 23 | 27 | - | - | - | - | 29.85 | - | 48.6 | - | 48.0 | - | - | - |
2025-04-21 12:40 pm | WSW | 28 | 30 | - | - | - | - | 29.85 | - | 49.1 | - | 47.5 | - | - | - |
2025-04-21 12:30 pm | WSW | 25 | 27 | - | - | - | - | 29.84 | - | 48.7 | - | 47.8 | - | - | - |
2025-04-21 12:20 pm | WSW | 25 | 27 | - | - | - | - | 29.84 | - | 49.5 | - | 48.0 | - | - | - |
2025-04-21 12:10 pm | WSW | 27 | 30 | - | - | - | - | 29.84 | - | 49.1 | - | 48.4 | - | - | - |
2025-04-21 12:00 pm | WSW | 30 | 33 | - | - | - | - | 29.83 | +0.09 | 48.9 | - | 48.4 | - | - | - |
2025-04-21 11:50 am | WSW | 28 | 30 | - | - | - | - | 29.83 | - | 48.6 | - | 48.4 | - | - | - |
2025-04-21 11:40 am | WSW | 29 | 31 | - | - | - | - | 29.83 | - | 48.4 | - | 48.4 | - | - | - |
2025-04-21 11:30 am | WSW | 29 | 31 | - | - | - | - | 29.82 | - | 48.4 | - | 48.4 | - | - | - |
2025-04-21 11:20 am | WSW | 29 | 32 | - | - | - | - | 29.81 | - | 48.9 | - | 48.9 | - | - | - |
2025-04-21 11:10 am | WSW | 24 | 26 | - | - | - | - | 29.82 | - | 50.0 | - | 49.6 | - | - | - |
2025-04-21 11:00 am | WSW | 25 | 27 | - | - | - | - | 29.80 | +0.11 | 49.6 | - | 49.6 | - | - | - |
2025-04-21 10:50 am | WSW | 27 | 31 | - | - | - | - | 29.80 | - | 51.3 | - | 48.9 | - | - | - |
2025-04-21 10:40 am | WSW | 26 | 28 | - | - | - | - | 29.80 | - | 51.4 | - | 49.1 | - | - | - |
2025-04-21 10:30 am | SW | 25 | 29 | - | - | - | - | 29.80 | - | 51.3 | - | 49.6 | - | - | - |
2025-04-21 10:20 am | WSW | 31 | 36 | - | - | - | - | 29.79 | - | 51.6 | - | 49.1 | - | - | - |
2025-04-21 10:10 am | WSW | 29 | 32 | - | - | - | - | 29.79 | - | 51.3 | - | 49.5 | - | - | - |
2025-04-21 10:00 am | WSW | 26 | 29 | - | - | - | - | 29.78 | +0.08 | 51.3 | - | 50.9 | - | - | - |
2025-04-21 09:50 am | SW | 27 | 30 | - | - | - | - | 29.78 | - | 51.3 | - | 51.3 | - | - | - |
2025-04-21 09:40 am | WSW | 28 | 31 | - | - | - | - | 29.77 | - | 52.2 | - | 51.6 | - | - | - |
2025-04-21 09:30 am | SW | 30 | 36 | - | - | - | - | 29.76 | - | 52.9 | - | 52.0 | - | - | - |
2025-04-21 09:20 am | WSW | 32 | 36 | - | - | - | - | 29.75 | - | 52.2 | - | 52.2 | - | - | - |
2025-04-21 09:10 am | WSW | 25 | 29 | - | - | - | - | 29.75 | - | 52.7 | - | 52.7 | - | - | - |
2025-04-21 09:00 am | WSW | 28 | 32 | - | - | - | - | 29.74 | +0.05 | 52.9 | - | 52.9 | - | - | - |
2025-04-21 08:50 am | WSW | 28 | 30 | - | - | - | - | 29.73 | - | 53.1 | - | 53.1 | - | - | - |
2025-04-21 08:40 am | WSW | 27 | 31 | - | - | - | - | 29.73 | - | 53.6 | - | 53.2 | - | - | - |
2025-04-21 08:30 am | WSW | 33 | 36 | - | - | - | - | 29.71 | - | 54.1 | - | 54.0 | - | - | - |
2025-04-21 08:20 am | SW | 29 | 33 | - | - | - | - | 29.72 | - | 57.4 | - | 55.8 | - | - | - |
2025-04-21 08:10 am | SW | 29 | 34 | - | - | - | - | 29.71 | - | 57.6 | - | 57.4 | - | - | - |
2025-04-21 08:00 am | SW | 26 | 30 | - | - | - | - | 29.70 | +0.02 | 58.5 | - | 57.6 | - | - | - |
2025-04-21 07:50 am | SSW | 18 | 21 | - | - | - | - | 29.71 | - | 58.1 | - | 58.1 | - | - | - |
2025-04-21 07:40 am | SSW | 17 | 22 | - | - | - | - | 29.71 | - | 58.3 | - | 58.3 | - | - | - |
2025-04-21 07:30 am | SSW | 21 | 24 | - | - | - | - | 29.71 | - | 58.5 | - | 58.5 | - | - | - |
2025-04-21 07:20 am | SW | 25 | 30 | - | - | - | - | 29.70 | - | 58.3 | - | 58.3 | - | - | - |
2025-04-21 07:10 am | SSW | 20 | 24 | - | - | - | - | 29.71 | - | 58.5 | - | 58.5 | - | - | - |
2025-04-21 07:00 am | SSW | 19 | 21 | - | - | - | - | 29.70 | +0.03 | 58.5 | - | 58.5 | - | - | - |
2025-04-21 06:50 am | SW | 21 | 26 | - | - | - | - | 29.70 | - | 57.9 | - | 57.9 | - | - | - |
2025-04-21 06:40 am | SSW | 22 | 25 | - | - | - | - | 29.70 | - | 58.5 | - | 58.5 | - | - | - |
2025-04-21 06:30 am | SSW | 21 | 24 | - | - | - | - | 29.70 | - | 58.8 | - | 58.8 | - | - | - |
2025-04-21 06:20 am | SSW | 22 | 25 | - | - | - | - | 29.70 | - | 59.0 | - | 59.0 | - | - | - |
2025-04-21 06:10 am | SSW | 23 | 26 | - | - | - | - | 29.70 | - | 59.2 | - | 59.2 | - | - | - |
2025-04-21 06:00 am | SSW | 24 | 33 | - | - | - | - | 29.69 | +0.03 | 59.4 | - | 59.4 | - | - | - |
2025-04-21 05:50 am | SW | 27 | 31 | - | - | - | - | 29.69 | - | 59.5 | - | 59.4 | - | - | - |
2025-04-21 05:40 am | SSW | 22 | 31 | - | - | - | - | 29.68 | - | 60.4 | - | 60.1 | - | - | - |
2025-04-21 05:30 am | SSW | 22 | 28 | - | - | - | - | 29.68 | - | 60.6 | - | 60.4 | - | - | - |
2025-04-21 05:20 am | SW | 18 | 21 | - | - | - | - | 29.69 | - | 61.0 | - | 60.8 | - | - | - |
2025-04-21 05:10 am | SSW | 23 | 27 | - | - | - | - | 29.68 | - | 61.7 | - | 61.5 | - | - | - |
2025-04-21 05:00 am | SSW | 18 | 21 | - | - | - | - | 29.68 | -0.01 | 62.4 | - | 62.4 | - | - | - |
2025-04-21 04:50 am | SSW | 16 | 20 | - | - | - | - | 29.67 | - | 62.2 | - | 62.2 | - | - | - |
2025-04-21 04:40 am | SSW | 17 | 20 | - | - | - | - | 29.67 | - | 62.8 | - | 62.8 | - | - | - |
2025-04-21 04:30 am | SSW | 16 | 22 | - | - | - | - | 29.67 | - | 63.0 | - | 63.0 | - | - | - |
2025-04-21 04:20 am | SSW | 16 | 21 | - | - | - | - | 29.68 | - | 62.4 | - | 62.4 | - | - | - |
2025-04-21 04:10 am | S | 17 | 20 | - | - | - | - | 29.68 | - | 62.4 | - | 62.4 | - | - | - |
2025-04-21 04:00 am | S | 16 | 23 | - | - | - | - | 29.68 | -0.08 | 62.6 | - | 62.4 | - | - | - |
2025-04-21 03:50 am | S | 17 | 22 | - | - | - | - | 29.67 | - | 62.2 | - | 62.2 | - | - | - |
2025-04-21 03:40 am | S | 17 | 24 | - | - | - | - | 29.67 | - | 62.2 | - | 62.2 | - | - | - |
2025-04-21 03:30 am | SSE | 16 | 21 | - | - | - | - | 29.67 | - | 61.2 | - | 61.2 | - | - | - |
2025-04-21 03:20 am | S | 16 | 22 | - | - | - | - | 29.67 | - | 61.0 | - | 61.0 | - | - | - |
2025-04-21 03:10 am | SSE | 17 | 24 | - | - | - | - | 29.67 | - | 60.6 | - | 60.6 | - | - | - |
2025-04-21 03:00 am | SSE | 18 | 22 | - | - | - | - | 29.66 | -0.12 | 59.5 | - | 59.5 | - | - | - |
2025-04-21 02:50 am | SSE | 18 | 24 | - | - | - | - | 29.65 | - | 58.8 | - | 58.8 | - | - | - |
2025-04-21 02:40 am | SE | 17 | 23 | - | - | - | - | 29.64 | - | 58.1 | - | 58.1 | - | - | - |
2025-04-21 02:30 am | SE | 18 | 24 | - | - | - | - | 29.67 | - | 58.5 | - | 58.5 | - | - | - |
2025-04-21 02:20 am | SE | 15 | 20 | - | - | - | - | 29.70 | - | 58.1 | - | 58.1 | - | - | - |
2025-04-21 02:10 am | SE | 13 | 17 | - | - | - | - | 29.70 | - | 57.2 | - | 56.3 | - | - | - |
2025-04-21 02:00 am | ESE | 15 | 19 | - | - | - | - | 29.70 | -0.14 | 57.9 | - | 54.5 | - | - | - |
2025-04-21 01:50 am | SE | 14 | 20 | - | - | - | - | 29.73 | - | 58.8 | - | 52.7 | - | - | - |
2025-04-21 01:40 am | SSE | 15 | 19 | - | - | - | - | 29.74 | - | 59.2 | - | 51.8 | - | - | - |
2025-04-21 01:30 am | SSE | 15 | 18 | - | - | - | - | 29.75 | - | 59.0 | - | 50.5 | - | - | - |
2025-04-21 01:20 am | SE | 16 | 20 | - | - | - | - | 29.76 | - | 59.4 | - | 47.8 | - | - | - |
2025-04-21 01:10 am | SE | 18 | 22 | - | - | - | - | 29.76 | - | 59.4 | - | 46.0 | - | - | - |
2025-04-21 01:00 am | SE | 19 | 23 | - | - | - | - | 29.76 | -0.09 | 59.0 | - | 45.3 | - | - | - |
2025-04-21 12:50 am | SE | 15 | 20 | - | - | - | - | 29.76 | - | 58.6 | - | 45.0 | - | - | - |
2025-04-21 12:40 am | SE | 15 | 18 | - | - | - | - | 29.77 | - | 58.6 | - | 44.8 | - | - | - |
2025-04-21 12:30 am | SE | 17 | 23 | - | - | - | - | 29.76 | - | 58.1 | - | 44.1 | - | - | - |
2025-04-21 12:20 am | SE | 15 | 20 | - | - | - | - | 29.78 | - | 57.6 | - | 43.5 | - | - | - |
2025-04-21 12:10 am | ESE | 18 | 24 | - | - | - | - | 29.78 | - | 57.4 | - | 43.9 | - | - | - |
2025-04-21 12:00 am | SE | 20 | 25 | - | - | - | - | 29.78 | -0.11 | 57.7 | - | 43.3 | - | - | - |
2025-04-20 11:50 pm | SE | 19 | 25 | - | - | - | - | 29.79 | - | 57.9 | - | 42.3 | - | - | - |
2025-04-20 11:40 pm | ESE | 20 | 28 | - | - | - | - | 29.79 | - | 57.6 | - | 41.9 | - | - | - |
2025-04-20 11:30 pm | ESE | 18 | 22 | - | - | - | - | 29.80 | - | 57.6 | - | 41.7 | - | - | - |
2025-04-20 11:20 pm | ESE | 17 | 24 | - | - | - | - | 29.81 | - | 57.6 | - | 41.7 | - | - | - |
2025-04-20 11:10 pm | ESE | 16 | 20 | - | - | - | - | 29.83 | - | 57.6 | - | 41.7 | - | - | - |
2025-04-20 11:00 pm | SE | 15 | 20 | - | - | - | - | 29.83 | -0.06 | 57.7 | - | 41.7 | - | - | - |
2025-04-20 10:50 pm | ESE | 16 | 21 | - | - | - | - | 29.84 | - | 57.9 | - | 41.5 | - | - | - |
2025-04-20 10:40 pm | SE | 15 | 19 | - | - | - | - | 29.85 | - | 58.1 | - | 41.5 | - | - | - |
2025-04-20 10:30 pm | SE | 21 | 28 | - | - | - | - | 29.85 | - | 58.3 | - | 41.5 | - | - | - |
2025-04-20 10:20 pm | SE | 17 | 21 | - | - | - | - | 29.86 | - | 58.1 | - | 41.4 | - | - | - |
2025-04-20 10:10 pm | ESE | 17 | 22 | - | - | - | - | 29.84 | - | 57.6 | - | 40.8 | - | - | - |
2025-04-20 10:00 pm | ESE | 18 | 23 | - | - | - | - | 29.85 | -0.10 | 57.6 | - | 40.6 | - | - | - |
2025-04-20 09:50 pm | ESE | 17 | 24 | - | - | - | - | 29.85 | - | 57.6 | - | 40.6 | - | - | - |