Portsmouth Harbor Weather

43°5'N 70°45'W
Current Conditions
Scattered Clouds
64°F
Feels like: 64°F
Wind Chill: 64°F Ceiling: Unl
Heat Index: 64°F Visibility: 10mi
Dew Point: 58°F Wind: -
Humidity: 80% Direction: -
Pressure: 29.91" Gusts: -
Reported: 59 minutes 5 seconds ago
July 29, 2014 10:00 pm EDT
Location: 42.967N 70.623W or 5 nautical miles SE of search location of 43.03175685184N 70.706634521484W.
Wind Direction: S (180°)
Wind Speed: 8 knots
Wind Gust: 8 knots
Atmospheric Pressure: 29.91 in (1012.8 mb)
Pressure Tendency: +0.04 in (+1.2 mb)
Air Temperature: 65°F (18.3°C)
Dew Point: 61°F (16.1°C)
July 29, 2014 10:17 pm EDT
Location: 42.942N 70.632W or 6 nautical miles SSE of search location of 43.03175685184N 70.706634521484W.
Significant Wave Height: 3 ft
Dominant Wave Period: 8 sec
Average Period: 7.2 sec
Mean Wave Direction: ESE (121°)
Water Temperature: 62°F (16.6°C)
July 29, 2014 9:45 pm EDT
Location: 43.059N 70.83W or 6 nautical miles WNW of search location of 43.03175685184N 70.706634521484W.
Wind Direction: ENE (60°)
Wind Speed: 1 knots
Atmospheric Pressure: 29.91 in (1013.0 mb)
Air Temperature: 60°F (15.8°C)
Dew Point: 60°F (15.5°C)
Tuesday, July 29
5:30am / 8:07pm 8:09am / 9:12pm
Mostly Clear
75°
58°
Day:
Night: Mostly clear. Low 58F. Winds light and variable.
Wednesday, July 30
5:31am / 8:06pm 9:07am / 9:39pm
Mostly Sunny
73°
58°
Day: Mostly sunny skies. High 73F. Winds ENE at 5 to 10 mph.
Night: A mostly clear sky. Low 58F. Winds light and variable.
Thursday, July 31
5:32am / 8:05pm 10:05am / 10:07pm
Mostly Sunny
75°
62°
A few clouds. Highs in the mid 70s and lows in the low 60s.
Friday, August 1
5:33am / 8:04pm 11:04am / 10:35pm
Mostly Sunny
76°
63°
Mostly sunny. Highs in the mid 70s and lows in the low 60s.
Saturday, August 2
5:34am / 8:03pm 12:04pm / 11:07pm
Scattered Thunderstorms
74°
60°
Scattered thunderstorms. Highs in the mid 70s and lows in the low 60s.
Sunday, August 3
5:35am / 8:01pm 1:05pm / 11:42pm
Scattered Thunderstorms
74°
64°
A few thunderstorms possible. Highs in the mid 70s and lows in the mid 60s.
Monday, August 4
5:36am / 8:00pm 2:08pm / 12:01am
Partly Cloudy
77°
64°
Mix of sun and clouds. Highs in the upper 70s and lows in the mid 60s.
Tuesday, August 5
5:38am / 7:59pm 3:11pm / 12:22am
Sunny
79°
63°
Sunny. Highs in the upper 70s and lows in the low 60s.
Wednesday, August 6
5:39am / 7:58pm 4:12pm / 1:10am
Mostly Sunny
76°
61°
More sun than clouds. Highs in the mid 70s and lows in the low 60s.
Thursday, August 7
5:40am / 7:56pm 5:11pm / 2:05am
Mostly Sunny
77°
62°
Mostly sunny. Highs in the upper 70s and lows in the low 60s.
Wind Forecast
Day TuesdayWednesdayThursday
MPH 3 2 3 5 7 5 2 2 2 6 11 9
SSW
N
NNE
ENE
ESE
ESE
ESE
WNW
SE
SE
SSE
S
Radar
Marine Forecast
  • SynopsisWEAK HIGH PRESSURE WILL BUILD ACROSS THE WATERS WEDNESDAY. LATE IN THE WEEK HIGH PRESSURE MOVES OFF THE EAST THE COAST AS A BROAD UPPER TROUGH TO THE WEST SLOWLY APPROACHES. A WEAK WAVE OF LOW PRESSURE MAY AFFECT THE WATERS OVER THE WEEKEND.
  • Overnight Variable winds 5 kt or less. Partly cloudy. Seas around 2 ft.
  • Wednesday NNW wind 5 to 10 kt becoming ESE in the afternoon. Mostly sunny. Seas around 2 ft.
  • Wednesday Night Variable winds 5 kt or less. Partly cloudy. Seas around 2 ft.
  • Thursday Variable winds 5 kt or less. A chance of showers after 1pm. Seas around 2 ft.
  • Thursday Night Variable winds 5 kt or less. Partly cloudy. Seas around 3 ft.
  • Friday Variable winds 5 kt or less. A chance of showers. Seas around 2 ft.
  • Friday Night Variable winds 5 kt or less. Mostly cloudy. Seas around 2 ft.
  • Saturday Variable winds 5 kt or less. A chance of showers. Seas around 2 ft.
  • Saturday Night Variable winds 5 kt or less. A chance of showers. Seas around 2 ft.