- Low 3:21 AM 0.9 ft
- High 9:36 AM 9.6 ft
- Low 3:45 PM 0.8 ft
- High 9:56 PM 9.7 ft
First light 6:37 AMSunrise 7:06 AMSunset 5:49 PMLast light 6:18 PM
Boston, MA Tide Chart & Tide Times
NOAA tide station 8443970 · Massachusetts · updated Oct 23, 2026
Fri, Oct 23: High tide 9:36 AM (9.6 ft) and 9:56 PM (9.7 ft); low tide 3:21 AM (0.9 ft) and 3:45 PM (0.8 ft).
Tide todayHigh 9:36 AM · High 9:56 PMLow 3:21 AM · Low 3:45 PM
Today's range9.0 ft0.8 → 9.7 ft (MLLW)
Water levelLoading…NOAA gauge 8443970
Waves (buoy)Loading…NDBC 44013
Water temp (buoy)Loading…
WindLoading…
Sun7:06 AM – 5:49 PMFirst light 6:37 AM · Last light 6:18 PM
Water level: NOAA CO-OPS station 8443970 (preliminary, MLLW). Buoy: NOAA NDBC 44013 (BOSTON 16 NM East of Boston, MA), 20 mi away. Buoy readings are recent observations, not a surf forecast. Wind: observed at NOAA NDBC station 44013 (BOSTON 16 NM East of Boston, MA), 20 mi away; forecast from the NOAA National Weather Service (api.weather.gov).
Boston tides — next 3 days
Shaded = night · heights in feet above MLLW · local time
- Low 4:04 AM 0.6 ft
- High 10:16 AM 10.2 ft
- Low 4:31 PM 0.1 ft
- High 10:40 PM 10.0 ft
First light 6:38 AMSunrise 7:07 AMSunset 5:48 PMLast light 6:17 PM
- Low 4:47 AM 0.3 ft
- High 10:56 AM 10.8 ft
- Low 5:16 PM -0.5 ft
- High 11:25 PM 10.2 ft
First light 6:39 AMSunrise 7:09 AMSunset 5:46 PMLast light 6:15 PM
- Low 5:29 AM 0.1 ft
- High 11:37 AM 11.2 ft
- Low 6:02 PM -0.9 ft
First light 6:41 AMSunrise 7:10 AMSunset 5:45 PMLast light 6:14 PM
Boston tide table — next 9 days
| Fri, Oct 23 | Low 3:21 AM 0.92 ft | High 9:36 AM 9.63 ft | Low 3:45 PM 0.76 ft | High 9:56 PM 9.72 ft |
|---|---|---|---|---|
| Sat, Oct 24 | Low 4:04 AM 0.58 ft | High 10:16 AM 10.23 ft | Low 4:31 PM 0.12 ft | High 10:40 PM 9.98 ft |
| Sun, Oct 25 | Low 4:47 AM 0.29 ft | High 10:56 AM 10.79 ft | Low 5:16 PM -0.45 ft | High 11:25 PM 10.15 ft |
| Mon, Oct 26 | Low 5:29 AM 0.08 ft | High 11:37 AM 11.23 ft | Low 6:02 PM -0.86 ft | |
| Tue, Oct 27 | High 12:10 AM 10.20 ft | Low 6:13 AM -0.01 ft | High 12:21 PM 11.51 ft | Low 6:49 PM -1.08 ft |
| Wed, Oct 28 | High 12:58 AM 10.13 ft | Low 6:59 AM 0.03 ft | High 1:08 PM 11.60 ft | Low 7:38 PM -1.08 ft |
| Thu, Oct 29 | High 1:48 AM 9.94 ft | Low 7:48 AM 0.20 ft | High 1:58 PM 11.48 ft | Low 8:29 PM -0.88 ft |
| Fri, Oct 30 | High 2:42 AM 9.68 ft | Low 8:40 AM 0.48 ft | High 2:52 PM 11.18 ft | Low 9:24 PM -0.53 ft |
| Sat, Oct 31 | High 3:39 AM 9.39 ft | Low 9:37 AM 0.83 ft | High 3:50 PM 10.76 ft | Low 10:23 PM -0.13 ft |
Times are local (standard/daylight). Heights in feet above MLLW.
Nearby tide stations
- Charlestown, Charles River Entrance, MA 1.3 mi
- Chelsea St. Bridge, Chelsea River, MA 2.7 mi
- Amelia Earhart Dam, Mystic River, MA 3.1 mi
- Moon Head, MA 4.3 mi
- Deer Island (South End), MA 4.6 mi
- Neponset, Neponset River, MA 4.8 mi
- Nut Island, Quincy Bay, MA 7.1 mi
- Hull, MA 7.5 mi
About this station
- NOAA station ID
- 8443970
- Type
- Reference (harmonic) station
- Coordinates
- 42.3539, -71.0503
- Datum
- MLLW (feet)
- Time zone
- America/New_York
FAQ
When is high tide today at Boston, MA?
On Fri, Oct 23, predicted high tide at Boston, MA is at 9:36 AM, 9:56 PM local time.
When is low tide today at Boston, MA?
On Fri, Oct 23, predicted low tide at Boston, MA is at 3:21 AM, 3:45 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 8443970. Heights are in feet relative to Mean Lower Low Water (MLLW).