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Spotter Buoy

Marshfield _ backup

CM-45

Spotter Buoy • SPOT-32442C • 42.074°, -70.685°

Latest observation: Aug 13, 2026 12:30 UTC

Public
Sensor by Sofar Ocean
Sponsored by

Download Spotter Data

Choose an optional date range, then a format. Includes wave/met data, sea-surface temperature, and (for Smart Mooring buoys) inline water temperature, current and dissolved oxygen.

Leave both blank to download the full available history.

CSV: Excel, general analysis
JSON: APIs, web development
HDF5: Scientific computing
Smart Mooring buoys download CSV as a .zip with a separate water-temperature / mooring table.
Right now

Ankle-high and running long

A 0.1 m wind sea from the WSW at 17 s , with a 17 s swell underneath from the WSW . Wind 0 kt from the N .

See more detail
Sig. Wave Height
0.1 m (0.4 ft)
Mean period: 12.1 s
Ankle-high
Wind & Weather
🌡️ Loading…
N (353°) • 0.0 m/s (0.1 mph)
Peak Wave Direction:
WSW (251°)
Atmospheric Pressure: 1009.03 hPa
Surface Water Temperature: 20.6 °C (69.0 °F) From smart mooring Aug 13, 2026 12:35 pm UTC
Ocean Vibes
Feels like: —
Time:

🌙 Shaded areas show night at the station's location

Sensor status & hardware
Battery Voltage 3.50 V
Battery Power -0.18 W
Solar Voltage 5.25 V
Humidity 43.49%

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