Northside Marina
Northside Marina is a marina in East Dennis, Massachusetts. Winter storage is available for both power and sailboats.
Gallery
Operator details
- Vessels
- Powerboat
Boater reviews
Rating from Google.
Around here
Around Northside Marina
- Old Chatham Road CampgroundRV park · ★ 4.03 mi (opens in a new tab)
- Sweetwater Forest Cape Cod Family CampgroundRV park · ★ 4.33.8 mi (opens in a new tab)
- Sun Retreats Dennis PortRV park · ★ 4.06.9 mi (opens in a new tab)
- Atlantic Oaks RV ResortRV park · ★ 4.510.8 mi (opens in a new tab)
- Bay View HouseCabin rental · Waterfront sites14.8 mi
- Le Count Beach HouseCabin rental14.8 mi
- Monomoy National Wildlife RefugeRecreation area10.8 mi (opens in a new tab)
- Salt Pond Visitor CenterVisitor center11 mi (opens in a new tab)
- Cape Cod National SeashoreRecreation area13.1 mi (opens in a new tab)
- Mashpee National Wildlife RefugeRecreation area20.2 mi (opens in a new tab)
- Province Lands Visitor CenterVisitor center22.4 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 Northside 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
54Maybe/ 100
92% chance of rain · Wind 16 kt
RainWaves 2.4 ft68°FRain 92%Wind 12 kt, gusts 28
Waves
2.0 ft @ 5s
Wind
9 kt
Gusts 28 kt
Water
56°F
Air
63°F
Streamflow
1.8 cfs
Much below normal (7th)
Water level
1.85 ft
Air quality
36 Good
Truro monitor, 27 km
Tides
Falling
Low 0.3 ft at Sat 3:11 AM
Predicted at Sesuit Harbor, East Dennis, 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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