Sea Conditions for Seavey Island, Portsmouth Harbor

Detailed Sea Conditions for Seavey Island, Portsmouth Harbor over the next 2 days

Issued (local time): 1 am Thursday 29 Jul 2021

Detailed Sea Conditions for Seavey Island, Portsmouth Harbor over the next 2 days

Issued (local time): 1 am Thursday 29 Jul 2021
Forecast update inUpdates in  hr  min  sUpdate imminent 
Wed Thursday 29 Friday 30 Sat
11PM 2AM 5AM 8AM 11AM 2PM 5PM 8PM 11PM 2AM 5AM 8AM 11AM 2PM 5PM 8PM 11PM 2AM
Tide State low flow high ebb low flow high ebb low flow high ebb low flow flow high ebb low
High Tide
height (m)

3:45AM
2.62


4:18PM
2.51


4:37AM
2.47



5:09PM
2.46

Low Tide
height (m) 		9:30PM
0.21


9:59AM
0.11


10:23PM
0.28


10:48AM
0.23



11:18PM
0.34
Swell (m)
direction
0.4
SE
0.4
SE
0.3
SE
0.2
ESE
0.2
ESE
0.5
SSE
0.6
SSE
0.9
SSE
1.1
SSE
0.8
SSE
0.7
SE
0.6
SE
0.6
SE
0.5
SE
0.7
NW
0.7
NW
0.5
SE
0.5
SE
Wave Height (m) 0.4 0.4 0.3 0.2 0.2 0.5 0.6 0.9 1.1 0.8 0.7 0.6 0.6 0.5 0.7 0.7 0.5 0.5
Period (s) 10 10 10 10 10 3 4 5 5 5 6 6 6 6 3 3 7 8
Wind
(km/h)
20
WSW
15
WNW
5
NW
0
NE
20
SSE
30
SSE
30
SSW
25
S
30
SSW
15
SSW
10
SW
10
W
15
WNW
20
WNW
35
NW
30
NW
20
W
25
W
  Today's sea temperature in Seavey Island, Portsmouth Harbor, New Hampshire is 18.9 °C (Statistics for 29 Jul 1981-2005 – mean: 18.9 max: 21.1 min: 16.8 °C)
 
Summary  clear clear clear clear some
clouds 		light
rain 		light
rain 		mod
rain 		light
rain 		cloudy some
clouds 		cloudy risk
tstorm 		some
clouds 		clear clear clear clear
Rain mm - - - - - 1 1 8 5 - - - 1 - - - - -
Temp °C 18 17 16 16 20 22 22 18 18 18 18 19 23 25 22 17 16 14
Chill °C 18 17 16 16 20 22 22 17 17 18 18 19 23 25 22 16 15 12
Sunrise - - - 5:30 - - - - - - - 5:31 - - - - - -
Sunset - - - - - - - 8:07 - - - - - - - 8:06 - -

Tide datum: Mean Lower Low Water.

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