- Low 3:35 AM 0.6 ft
- High 9:40 AM 7.8 ft
- Low 4:06 PM 0.4 ft
- High 10:04 PM 7.5 ft
First light 6:46 AMSunrise 7:15 AMSunset 6:01 PMLast light 6:30 PM
Cos Cob Harbor, CT Tide Chart & Tide Times
NOAA tide station 8469549 · Connecticut · updated Oct 23, 2026
Fri, Oct 23: High tide 9:40 AM (7.8 ft) and 10:04 PM (7.5 ft); low tide 3:35 AM (0.6 ft) and 4:06 PM (0.4 ft).
Tide todayHigh 9:40 AM · High 10:04 PMLow 3:35 AM · Low 4:06 PM
Today's range7.4 ft0.4 → 7.8 ft (MLLW)
Waves (buoy)Loading…NDBC 44065
Water temp (buoy)Loading…
WindLoading…
Sun7:15 AM – 6:01 PMFirst light 6:46 AM · Last light 6:30 PM
Buoy: NOAA NDBC 44065 (New York Harbor Entrance - 15 NM SE of Breezy Point , NY), 45 mi away. Buoy readings are recent observations, not a surf forecast. Wind: observed at NOAA CO-OPS station 8516945 (Kings Point), 17 mi away; forecast from the NOAA National Weather Service (api.weather.gov).
Cos Cob Harbor tides — next 3 days
Shaded = night · heights in feet above MLLW · local time
- Low 4:17 AM 0.4 ft
- High 10:21 AM 8.2 ft
- Low 4:51 PM -0.0 ft
- High 10:47 PM 7.7 ft
First light 6:47 AMSunrise 7:16 AMSunset 6:00 PMLast light 6:28 PM
- Low 4:59 AM 0.2 ft
- High 11:01 AM 8.6 ft
- Low 5:36 PM -0.3 ft
- High 11:31 PM 7.7 ft
First light 6:48 AMSunrise 7:17 AMSunset 5:58 PMLast light 6:27 PM
- Low 5:42 AM 0.1 ft
- High 11:43 AM 8.8 ft
- Low 6:21 PM -0.5 ft
First light 6:49 AMSunrise 7:18 AMSunset 5:57 PMLast light 6:26 PM
Cos Cob Harbor tide table — next 9 days
| Fri, Oct 23 | Low 3:35 AM 0.64 ft | High 9:40 AM 7.79 ft | Low 4:06 PM 0.36 ft | High 10:04 PM 7.48 ft |
|---|---|---|---|---|
| Sat, Oct 24 | Low 4:17 AM 0.40 ft | High 10:21 AM 8.22 ft | Low 4:51 PM -0.03 ft | High 10:47 PM 7.65 ft |
| Sun, Oct 25 | Low 4:59 AM 0.21 ft | High 11:01 AM 8.57 ft | Low 5:36 PM -0.33 ft | High 11:31 PM 7.75 ft |
| Mon, Oct 26 | Low 5:42 AM 0.09 ft | High 11:43 AM 8.79 ft | Low 6:21 PM -0.49 ft | |
| Tue, Oct 27 | High 12:16 AM 7.75 ft | Low 6:26 AM 0.07 ft | High 12:28 PM 8.86 ft | Low 7:08 PM -0.50 ft |
| Wed, Oct 28 | High 1:03 AM 7.66 ft | Low 7:12 AM 0.14 ft | High 1:16 PM 8.77 ft | Low 7:58 PM -0.35 ft |
| Thu, Oct 29 | High 1:54 AM 7.49 ft | Low 8:03 AM 0.31 ft | High 2:08 PM 8.54 ft | Low 8:51 PM -0.10 ft |
| Fri, Oct 30 | High 2:48 AM 7.29 ft | Low 9:00 AM 0.54 ft | High 3:05 PM 8.21 ft | Low 9:50 PM 0.19 ft |
| Sat, Oct 31 | High 3:47 AM 7.11 ft | Low 10:02 AM 0.77 ft | High 4:07 PM 7.84 ft | Low 10:52 PM 0.43 ft |
Times are local (standard/daylight). Heights in feet above MLLW.
Nearby tide stations
- Stamford, CT 3.0 mi
- Rye Beach, NY 5.5 mi
- Long Neck Point, CT 6.3 mi
- Bayville Bridge, NY 8.2 mi
- Rowayton, Fivemile River, CT 8.6 mi
- South Norwalk, CT 11.0 mi
- Glen Cove, Hempstead Harbor, NY 11.0 mi
- Eatons Neck Point, NY 11.2 mi
About this station
- NOAA station ID
- 8469549
- Type
- Subordinate station (offsets from NOAA station 8467150)
- Coordinates
- 41.0167, -73.5967
- Datum
- MLLW (feet)
- Time zone
- America/New_York
FAQ
When is high tide today at Cos Cob Harbor, CT?
On Fri, Oct 23, predicted high tide at Cos Cob Harbor, CT is at 9:40 AM, 10:04 PM local time.
When is low tide today at Cos Cob Harbor, CT?
On Fri, Oct 23, predicted low tide at Cos Cob Harbor, CT is at 3:35 AM, 4:06 PM local time.
Where does this tide data come from?
Predictions come from NOAA's Center for Operational Oceanographic Products and Services (CO-OPS), station 8469549. Heights are in feet relative to Mean Lower Low Water (MLLW).