Bass River Marina
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Around here
Around Bass River Marina
- Sun Retreats Dennis PortRV park · ★ 4.02 mi (opens in a new tab)
- Old Chatham Road CampgroundRV park · ★ 4.03.5 mi (opens in a new tab)
- Sweetwater Forest Cape Cod Family CampgroundRV park · ★ 4.37.2 mi (opens in a new tab)
- Sun Retreats Peters PondRV park · ★ 4.115.8 mi (opens in a new tab)
- Atlantic Oaks RV ResortRV park · ★ 4.515.8 mi (opens in a new tab)
- Le Count Beach HouseCabin rental20.4 mi
- Monomoy National Wildlife RefugeRecreation area10.9 mi (opens in a new tab)
- Salt Pond Visitor CenterVisitor center15.8 mi (opens in a new tab)
- Mashpee National Wildlife RefugeRecreation area16.8 mi (opens in a new tab)
- Waquoit Bay National Estuarine Research ReserveRecreation area18.9 mi (opens in a new tab)
- Cape Cod National SeashoreRecreation area19.1 mi (opens in a new tab)
Data Source: Recreation.gov · Source: USGS GNIS · Public land: USGS PAD-US
Typical flow by month
1966 to 2026
The water at Bass River Marina typically runs highest in May, at a median 14 cfs, and lowest in October, at 4.4 cfs. The highest flow on record for any single day is 51 cfs, in 1983.
Show the numbers
| Month | Typical (cfs) | Usual range (cfs) |
|---|---|---|
| January | 8.0 | 4.6 to 13 |
| February | 11 | 6.8 to 17 |
| March | 13 | 8.5 to 17 |
| April | 14 | 9.8 to 17 |
| May | 14 | 9.9 to 17 |
| June | 12 | 8.3 to 15 |
| July | 8.0 | 5.3 to 12 |
| August | 5.2 | 3.3 to 8.8 |
| September | 4.5 | 2.2 to 7.8 |
| October | 4.4 | 2.4 to 7.2 |
| November | 5.4 | 3.3 to 8.5 |
| December | 6.7 | 3.7 to 11 |
Typical is the median of each month’s daily median values, and the usual range runs from the median 25th to the median 75th percentile, across about 41 years of record. Statistics published by the US Geological Survey for Herring River at North Harwich, MA (site 01105880). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.
Current conditions
Today · Fri
45Maybe/ 100
3.5 ft waves · 92% chance of rain
RainWaves 3.8 ft65°FRain 92%Wind 19 kt, gusts 28
Waves
3.5 ft @ 6s
Wind
13 kt
Gusts 28 kt
Water
57°F
Air
61°F
Streamflow
1.8 cfs
Much below normal (7th)
Water level
1.85 ft
Air quality
35 Good
Truro monitor, 37 km
Tides
Rising
High 2.8 ft at 11:01 PM
Predicted at South Yarmouth, Bass River, under 1 km away.
Get a 2027 tide calendar for this stationForecast from Open-Meteo global models (NOAA & ECMWF). Air quality: Massachusetts Dept. of Environmental Protection via EPA AirNow. Preliminary data, not verified. Tide predictions: NOAA CO-OPS, feet above mean lower low water. See full conditions →
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