Daily forecast
as
Last update: 00:37 local time / This forecast is based on the GFS model
Monday, Mar 16
Wind
Weather
Waves
Tides
02h
12 kts
max 28 kts
3° C
1025 hpa
1.1 m
5 s
0.8
m
05h
12 kts
max 32 kts
4° C
1020 hpa
1.5 m
6 s
03:58
0.3
m
08h
15 kts
max 39 kts
1.81 mm
6° C
1014 hpa
1.9 m
6 s
1.8
m
11h
15 kts
max 36 kts
5.57 mm
8° C
1011 hpa
2.4 m
7 s
10:19
2.4
m
14h
11 kts
max 31 kts
0.99 mm
10° C
1007 hpa
2.3 m
8 s
0.9
m
17h
14 kts
max 37 kts
7.72 mm
12° C
1004 hpa
2.3 m
8 s
16:31
0.1
m
20h
15 kts
max 36 kts
2.09 mm
12° C
1002 hpa
2.4 m
8 s
1.4
m
23h
20 kts
max 44 kts
5.74 mm
13° C
997 hpa
2.9 m
8 s
22:50
2.3
m
Tuesday, Mar 17
Wind
Weather
Waves
Tides
02h
24 kts
max 53 kts
0.94 mm
14° C
992 hpa
3.5 m
9 s
1.1
m
05h
16 kts
max 34 kts
1.02 mm
12° C
993 hpa
3.2 m
9 s
04:41
0.2
m
08h
14 kts
max 24 kts
5° C
999 hpa
2.6 m
10 s
1.4
m
11h
17 kts
max 25 kts
3° C
1003 hpa
2.1 m
10 s
11:01
2.6
m
14h
15 kts
max 24 kts
4° C
1005 hpa
1.8 m
10 s
1.4
m
17h
15 kts
max 27 kts
3° C
1007 hpa
1.6 m
10 s
17:09
0.0
m
20h
15 kts
max 29 kts
-2° C
1012 hpa
1.6 m
11 s
1.0
m
23h
14 kts
max 28 kts
-3° C
1014 hpa
1.5 m
11 s
23:28
2.5
m
Wednesday, Mar 18
Wind
Weather
Waves
Tides
02h
13 kts
max 28 kts
-5° C
1016 hpa
1.4 m
11 s
1.6
m
05h
13 kts
max 29 kts
-4° C
1020 hpa
1.2 m
10 s
05:24
08h
12 kts
max 24 kts
-5° C
1023 hpa
1.1 m
10 s
0.9
m
11h
12 kts
max 16 kts
-2° C
1026 hpa
1.0 m
10 s
11:43
2.6
m
14h
8 kts
max 12 kts
1° C
1025 hpa
0.9 m
10 s
1.8
m
17h
6 kts
max 9 kts
2° C
1026 hpa
0.9 m
10 s
17:47
-0.1
m
20h
2 kts
max 2 kts
-1° C
1028 hpa
1.0 m
10 s
0.6
m
23h
2 kts
max 4 kts
-1° C
1029 hpa
1.1 m
10 s
00:05
2.6
m
Thursday, Mar 19
Wind
Weather
Waves
Tides
02h
4 kts
max 5 kts
-2° C
1029 hpa
1.1 m
9 s
2.0
m
05h
5 kts
max 8 kts
-2° C
1028 hpa
1.0 m
9 s
06:07
-0.1
m
08h
6 kts
max 10 kts
-1° C
1028 hpa
1.0 m
9 s
0.4
m
11h
9 kts
max 10 kts
3° C
1028 hpa
1.0 m
9 s
12:25
2.7
m
14h
12 kts
max 12 kts
3° C
1026 hpa
1.1 m
9 s
2.3
m
17h
10 kts
max 11 kts
2° C
1024 hpa
1.2 m
9 s
18:26
-0.2
m
20h
11 kts
max 17 kts
1° C
1023 hpa
1.3 m
9 s
0.2
m
23h
9 kts
max 16 kts
0° C
1021 hpa
1.2 m
9 s
2.2
m
Friday, Mar 20
Wind
Weather
Waves
Tides
02h
6 kts
max 14 kts
-1° C
1020 hpa
1.1 m
9 s
00:44
2.7
m
05h
7 kts
max 18 kts
-1° C
1018 hpa
1.0 m
9 s
0.4
m
08h
8 kts
max 18 kts
0° C
1017 hpa
0.9 m
9 s
06:50
-0.2
m
11h
8 kts
max 12 kts
5° C
1014 hpa
0.8 m
8 s
2.0
m
14h
7 kts
max 14 kts
8° C
1011 hpa
0.8 m
8 s
13:08
2.7
m
17h
8 kts
max 15 kts
8° C
1009 hpa
0.8 m
8 s
0.6
m
20h
5 kts
max 14 kts
4° C
1009 hpa
0.8 m
8 s
19:06
-0.2
m
23h
7 kts
max 17 kts
4° C
1008 hpa
0.7 m
8 s
1.9
m
Saturday, Mar 21
Wind
Weather
Waves
Tides
02h
8 kts
max 19 kts
2° C
1009 hpa
0.7 m
8 s
01:23
2.8
m
05h
8 kts
max 15 kts
-1° C
1012 hpa
0.8 m
7 s
0.9
m
08h
7 kts
max 14 kts
-2° C
1015 hpa
0.8 m
7 s
07:35
-0.3
m
11h
9 kts
max 11 kts
2° C
1016 hpa
0.9 m
7 s
1.4
m
14h
7 kts
max 10 kts
5° C
1014 hpa
0.9 m
8 s
13:52
2.6
m
17h
6 kts
max 10 kts
5° C
1013 hpa
0.9 m
7 s
1.2
m
20h
1 kts
max 1 kts
1° C
1013 hpa
0.9 m
7 s
19:49
-0.2
m
23h
7 kts
max 11 kts
0.72 mm
1° C
1012 hpa
0.9 m
7 s
1.4
m
Sunday, Mar 22
Wind
Weather
Waves
Tides
02h
10 kts
max 19 kts
1.26 mm
0° C
1010 hpa
0.9 m
7 s
02:06
2.8
m
05h
14 kts
max 25 kts
3.74 mm
1° C
1006 hpa
0.8 m
7 s
1.5
m
08h
11 kts
max 24 kts
1.93 mm
2° C
1002 hpa
0.8 m
7 s
08:21
-0.3
m
11h
4 kts
max 11 kts
4° C
1000 hpa
0.8 m
6 s
0.8
m
14h
6 kts
max 19 kts
0.51 mm
7° C
999 hpa
0.8 m
7 s
14:39
2.6
m
17h
8 kts
max 17 kts
0.84 mm
8° C
997 hpa
0.8 m
7 s
1.7
m
20h
9 kts
max 21 kts
1.44 mm
5° C
997 hpa
0.8 m
6 s
20:34
-0.1
m
23h
14 kts
max 30 kts
3° C
997 hpa
0.8 m
6 s
0.8
m
Monday, Mar 23
Wind
Weather
Waves
Tides
02h
15 kts
max 30 kts
0° C
998 hpa
0.8 m
7 s
02:51
2.8
m
05h
15 kts
max 29 kts
-1° C
999 hpa
0.8 m
7 s
2.1
m
08h
15 kts
max 27 kts
0° C
1000 hpa
0.8 m
6 s
09:12
-0.2
m
11h
16 kts
max 27 kts
3° C
1001 hpa
0.8 m
6 s
0.2
m
14h
16 kts
max 24 kts
4° C
1002 hpa
0.8 m
6 s
2.1
m
17h
18 kts
max 26 kts
2° C
1005 hpa
0.8 m
5 s
15:31
2.4
m
20h
17 kts
max 30 kts
-1° C
1009 hpa
0.7 m
5 s
21:24
0.0
m
23h
16 kts
max 28 kts
-3° C
1011 hpa
0.7 m
5 s
0.4
m
Tuesday, Mar 24
Wind
Weather
Waves
Tides
02h
13 kts
max 24 kts
-3° C
1012 hpa
0.6 m
5 s
2.3
m
05h
11 kts
max 21 kts
-3° C
1015 hpa
0.5 m
6 s
03:43
2.7
m
08h
11 kts
max 21 kts
-3° C
1019 hpa
0.5 m
5 s
0.6
m
11h
11 kts
max 15 kts
3° C
1022 hpa
0.4 m
6 s
10:08
-0.2
m
14h
8 kts
max 12 kts
6° C
1024 hpa
0.4 m
7 s
1.5
m
17h
3 kts
max 6 kts
6° C
1027 hpa
0.4 m
8 s
16:30
2.3
m
20h
4 kts
max 9 kts
1° C
1031 hpa
0.5 m
8 s
1.0
m
23h
6 kts
max 12 kts
-1° C
1034 hpa
0.5 m
8 s
22:21
0.2
m
Wednesday, Mar 25
Wind
Weather
Waves
Tides
02h
5 kts
max 8 kts
-1° C
1035 hpa
0.5 m
8 s
1.7
m
05h
5 kts
max 6 kts
-1° C
1037 hpa
0.5 m
7 s
04:44
2.6
m
08h
3 kts
max 5 kts
1° C
1038 hpa
0.5 m
7 s
1.3
m
11h
10 kts
max 12 kts
5° C
1039 hpa
0.6 m
7 s
11:12
0.0
m
14h
13 kts
max 16 kts
5° C
1037 hpa
0.6 m
7 s
0.9
m
17h
14 kts
max 24 kts
4° C
1035 hpa
0.8 m
6 s
17:37
2.2
m
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Additional information
General
This is the wind, wave and weather forecast for Portsmouth, Portsmouth Harbor in New Hampshire, United States of America. Windfinder specializes in wind, waves, tides and weather reports & forecasts for wind related sports like kitesurfing, windsurfing, surfing, sailing, fishing or paragliding.
Forecast
This forecast is based on the GFS model. Forecasts are available worldwide. The horizontal resolution is about 13 km. Forecasts are computed 4 times a day, at about 1:00 AM, 7:00 AM, 1:00 PM and 7:00 PM Eastern Daylight Time. Predictions are available in time steps of 3 hours for up to 10 days into the future. The arrows point in the direction in which the wind is blowing.Check the wind forecast for Portsmouth, Portsmouth Harbor when you search for the best travel destinations for your kiteboarding, windsurfing or sailing vacations in United States of America. Or use our wind forecast to find the wind speed today in Portsmouth, Portsmouth Harbor or to have a look at the wind direction tomorrow at Portsmouth, Portsmouth Harbor.
Severe Weather Warnings
When a severe weather warning or advisory is provided by the local meteorological institute, we display it as a banner above the wind forecast.The weather warning, for example a high wind warning, can help you prepare for dangerous weather conditions and avoid weather-related risks. The color scale indicates the intensity of the predicted weather event. For more details click or tap on the warning. General information about severe weather warnings can be found in our help section.
Please be aware that severe weather may occur without a prior severe weather warning being reported.
Units
We use knots and degrees Celsius as our default units. These units are often used by sailors, kiters, surfers, windsurfers and paragliders. Use website settings to switch between units and 7 different languages at any time. For converting between wind speed units such as knots, km/h (kilometers per hour), m/s (meters per second), and mph (miles per hour) use our wind speed calculator.