Coastal Marine Lab, New Castle, NH wind

Coastal Marine Lab, New Castle, NH is a land weather station near Portsmouth. Readings from NOAA NDBC.

Latest observation

Now 5 kn from NW (310°), 2026-11-04 00:00 UTC (Tuesday 3 Nov 19:00 America/New_York). Air 12°C.

The last 24 hours

24 h: mean 5 kn, 24 readings, peak mean 12 kn, mostly WSW (257°).

Recent readings

2026-11-04 00:00 UTC: 5 kn from NW (310°)
2026-11-03 22:58 UTC: 7 kn from SE (140°)
2026-11-03 21:00 UTC: 12 kn from NE (50°)
2026-11-03 19:58 UTC: 7 kn from NE (50°)
2026-11-03 18:00 UTC: 6 kn from NE (40°)
2026-11-03 16:58 UTC: 3 kn from SE (130°)
2026-11-03 15:00 UTC: 1 kn from S (170°)
2026-11-03 13:58 UTC: 5 kn from SW (230°)

Position 43.070, -70.700; exposure coastal. Coastal Marine Lab, New Castle, NH is on the shore: it reads sea wind well, land wind less so.

Forecast against this station

Judged on the forecast published by 6 am the same morning, over the last 7 days HRRR 3 km (NOAA) has had the smallest wind-speed error at Coastal Marine Lab, New Castle, NH: 3.4 kn on average across 167 hourly comparisons, against 4.1 kn for ECMWF IFS 0.25°.

Judged on the forecast published by 6 pm the evening before, over the last 7 days HRRR 3 km (NOAA) has had the smallest wind-speed error at Coastal Marine Lab, New Castle, NH: 3.4 kn on average across 167 hourly comparisons, against 4.2 kn for ECMWF IFS 0.25°.

How forecasts are checked.

Conditions map · All stations · Weather models

Stations near Coastal Marine Lab, New Castle, NH

Great Bay Buoy, 7.4 nm away
CW0333 weather, 0.9 nm away
Greenland, Great Bay Reserve, NH, 5.7 nm away
Portsmouth Intl, 4.9 nm away
Isle of Shoals, NH, 7.0 nm away
EW1744 weather, 2.9 nm away