Main Beach Surf Forecast — New Hampshire, United States

Exposed beach break on the New Hampshire seacoast. Best on fall hurricane groundswell and winter nor'easters with offshore west winds.

Main Beach is a surf spot in New Hampshire, United States located at 42.9080, -70.8060. View the free 16-day forecast: wave height, swell period and direction, wind speed and direction, tide and live buoy conditions, plus a multi-day surf outlook and model comparison.

Main Beach wind forecast for kitesurfing, wing foiling and windsurfing: hourly wind speed in knots, gusts and direction relative to the shore, blended from every weather model that reaches the spot.

SwellByte

MAIN BEACH

1-2ft
0.9ft @ 10s E
High confidence
Wind
3mph
Offshore
Temp
51°F
Water: 56°F

FORECAST

WED
04/11
1-3ft
1
THU
05/11
1-3ft
6
FRI
06/11
1-2ft
8
SAT
07/11
1-2ft
13
SUN
08/11
3-5ft
10

WEDNESDAY 04/11

Surf
Swell
Wind
Energy
6am
1-2ft
0.9ft@ 10s E
12
mph
30.6kJ
Noon
1-2ft
1.0ft@ 9s E
811
mph
27.5kJ
6pm
1-3ft
1.3ft@ 9s ESE
410
mph
35.5kJ
Show all 8 hours

THURSDAY 05/11

Surf
Swell
Wind
Energy
6am
1-2ft
1.2ft@ 9s ESE
616
mph
28.5kJ
Noon
1-3ft
1.6ft@ 9s ESE
1525
mph
44.0kJ
6pm
1-2ft
1.8ft@ 5s SE
718
mph
6.0kJ
Show all 8 hours

FRIDAY 06/11

Surf
Swell
Wind
Energy
6am
1-2ft
1.2ft@ 8s ESE
816
mph
21.3kJ
Noon
1-2ft
1.5ft@ 7s ESE
35
mph
22.9kJ
6pm
1-2ft
2.1ft@ 5s SE
712
mph
6.5kJ
Show all 8 hours

SATURDAY 07/11

Surf
Swell
Wind
Energy
6am
Flat
2.1ft@ 3s NNE
1324
mph
14.7kJ
Noon
1-2ft
3.7ft@ 5s NE
1222
mph
16.5kJ
6pm
1-2ft
5.4ft@ 6s NE
1625
mph
8.0kJ
Show all 8 hours

SUNDAY 08/11

Surf
Swell
Wind
Energy
6am
3-5ft
5.5ft@ 7s ENE
1016
mph
126.5kJ
Noon
3-4ft
5.1ft@ 7s ENE
1118
mph
107.3kJ
6pm
3-4ft
5.0ft@ 7s ENE
613
mph
105.0kJ
Show all 8 hours

TIDES

No tide data available. Tide predictions require a nearby NOAA station
Sunrise: 6:21amSunset: 4:31pm
UV Index: 0.0Cloud Cover: 4%
VIEW MAP
N/A
Swell
N/A
Wind
10.7 mi
Visibility
0/5
Rating

SwellByte Surfguide

Main Beach is a popular surf destination. Check the current conditions and forecast to plan your session. The rating system helps you understand the quality of the surf based on wave height, period, direction, wind conditions, and tide.