NDBC buoy, New York

West Lake Ontario - Grimsby Buoy 45139

Name: NDBC buoy 45139 latest observation
Creator: Tide & Temp
License: https://creativecommons.org/publicdomain/zero/1.0/

Water 58.1 F as of 09:00 UTC, Sunday, October 18, 2026.

Water temperature at NDBC buoy 45139 (West Lake Ontario - Grimsby) is 58.1 F (14.5 C), observed 09:00 UTC on October 18, 2026.
Air temperature at the buoy is 51 F, cooler than the water.

Water

58.1 F

14.5 C

Air

51 F

10.4 C

Wave height

1.3 ft

dominant period 3 s

Wind

16 kt

from 250 deg

Pressure

1031 hPa

sea level

Position 43.250, -79.530 · 3-meter discus buoy · owner code C. Latest observation from NDBC station 45139; this site refreshes once a day, the buoy reports hourly.

All New York water temperatures