Portsmouth Harbor Weather

43°5'N 70°45'W
Current Conditions
Broken Clouds
20°F
Feels like: 8°F
Wind Chill: 8°F Ceiling: 25000ft
Heat Index: 20°F Visibility: 10mi
Dew Point: -6°F Wind: 12mph
Humidity: 31% Direction: 280° (W)
Pressure: 30.12" Gusts: -
Reported: 41 minutes 18 seconds ago
February 1, 2015 5:00 pm EST
Location: 42.967N 70.623W or 5 nautical miles SE of search location of 43.03175685184N 70.706634521484W.
Wind Direction: WNW (290°)
Wind Speed: 22 knots
Wind Gust: 24 knots
Atmospheric Pressure: 30.10 in (1019.3 mb)
Pressure Tendency: +0.06 in (+1.9 mb)
Air Temperature: 23°F (-5.1°C)
Dew Point: -5°F (-20.4°C)
February 1, 2015 4:45 pm EST
Location: 43.059N 70.83W or 6 nautical miles WNW of search location of 43.03175685184N 70.706634521484W.
Wind Direction: W (280°)
Wind Speed: 11 knots
Atmospheric Pressure: 30.06 in (1018.0 mb)
Air Temperature: 20°F (-6.8°C)
Dew Point: 2°F (-16.6°C)
February 1, 2015 4:04 pm EST
Location: 43.181N 70.428W or 15 nautical miles NE of search location of 43.03175685184N 70.706634521484W.
Wind Direction: WNW (290°)
Wind Speed: 17 knots
Wind Gust: 21 knots
Significant Wave Height: 3 ft
Dominant Wave Period: 4 sec
Atmospheric Pressure: 30.06 in (1018.1 mb)
Air Temperature: 25°F (-3.8°C)
Water Temperature: 42°F (5.6°C)
Visibility: 1.2 nmi
...BITTER COLD AND HEAVY SNOW ON MONDAY... .LOW PRESSURE MOVES ACROSS SOUTHERN NEW ENGLAND ON MONDAY. SNOW SPREADS SOUTHWEST TO NORTHEAST ACROSS THE AREA LATE TONIGHT INTO EARLY MONDAY. SNOW CONTINUES THROUGH THE DAY MONDAY BEFORE ENDING MONDAY NIGHT. IN GENERAL...THIS WILL BE A LIGHT FLUFFY SNOW WITH AMOUNTS RANGING FROM 8 TO 12 INCHES ON THE COASTAL PLAIN TO 3 TO...
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...BITTER COLD AND HEAVY SNOW ON MONDAY... .LOW PRESSURE MOVES ACROSS SOUTHERN NEW ENGLAND ON MONDAY. SNOW SPREADS SOUTHWEST TO NORTHEAST ACROSS THE AREA LATE TONIGHT INTO EARLY MONDAY. SNOW CONTINUES THROUGH THE DAY MONDAY BEFORE ENDING MONDAY NIGHT. IN GENERAL...THIS WILL BE A LIGHT FLUFFY SNOW WITH AMOUNTS RANGING FROM 8 TO 12 INCHES ON THE COASTAL PLAIN TO 3 TO...
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...BITTER COLD AND HEAVY SNOW ON MONDAY... .LOW PRESSURE MOVES ACROSS SOUTHERN NEW ENGLAND ON MONDAY. SNOW SPREADS SOUTHWEST TO NORTHEAST ACROSS THE AREA LATE TONIGHT INTO EARLY MONDAY. SNOW CONTINUES THROUGH THE DAY MONDAY BEFORE ENDING MONDAY NIGHT. IN GENERAL...THIS WILL BE A LIGHT FLUFFY SNOW WITH AMOUNTS RANGING FROM 8 TO 12 INCHES ON THE COASTAL PLAIN TO 3 TO...
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Sunday, February 1
6:58am / 4:55pm 3:09pm / 5:04am
Snow Late
23°
Day:
Night: Partly cloudy skies this evening will give way to cloudy skies with snow developing overnight. Low 9F. Winds NNE at 10 to 20 mph. Chance of snow 90%. Snow accumulating 1 to 3 inches.
Monday, February 2
6:57am / 4:56pm 4:05pm / 5:45am
Heavy Snow/Wind
25°
Day: Windy with snow, heavy at times. Some blowing and drifting snow. High near 25F. Winds NE at 20 to 30 mph. Chance of snow 100%. Snow accumulation of a foot or more.
Night: Snow along with gusty winds in the evening. Then becoming partly cloudy overnight. Some blowing and drifting snow. Low 2F. Winds NW at 20 to 30 mph. Chance of snow 80%. 1 to 3 inches of snow expected.
Tuesday, February 3
6:56am / 4:57pm 5:02pm / 6:22am
Partly Cloudy
21°
Mix of sun and clouds. Highs in the low 20s and lows in the upper single digits.
Wednesday, February 4
6:55am / 4:59pm 6:00pm / 6:54am
Snow Showers
31°
21°
Snow showers. Highs in the low 30s and lows in the low 20s.
Thursday, February 5
6:54am / 5:00pm 6:57pm / 7:24am
Snow Showers
22°
Snow showers. Highs in the low 20s and lows in the low single digits.
Friday, February 6
6:52am / 5:01pm 7:54pm / 7:53am
Sunny
14°
Mainly sunny. Highs in the mid teens and lows in the upper single digits.
Saturday, February 7
6:51am / 5:03pm 8:51pm / 8:21am
AM Clouds/PM Sun
29°
12°
Clouds giving way to sun . Highs in the upper 20s and lows in the low teens.
Sunday, February 8
6:50am / 5:04pm 9:48pm / 8:48am
Partly Cloudy
19°
14°
Times of sun and clouds. Highs in the upper teens and lows in the mid teens.
Monday, February 9
6:49am / 5:05pm 10:47pm / 9:17am
Partly Cloudy
23°
15°
Mix of sun and clouds. Highs in the low 20s and lows in the mid teens.
Tuesday, February 10
6:47am / 5:07pm 11:45pm / 9:48am
Partly Cloudy
31°
22°
Partly cloudy. Highs in the low 30s and lows in the low 20s.
Wind Forecast
Day SundayMondayTuesday
MPH 9 4 5 15 19 24 23 17 13 14 12 10
NW
N
NE
NE
NE
NNE
N
NNW
WNW
WNW
WNW
WNW
Radar
Marine Forecast
  • SynopsisLOW PRESSURE CROSSES JUST E OF CAPE COD ON MONDAY. HIGH PRESSURE WILL FOLLOW FOR MIDWEEK...WITH ANOTHER LATE DEVELOPING LOW PRESSURE POSSIBLE LATER IN THE WEEK.
  • Tonight WNW wind 10 to 15 kt becoming N 5 to 8 kt after midnight. Snow likely, mainly after 5am. Seas 1 to 2 ft.
  • Monday ENE wind 20 to 25 kt becoming ENE 25 to 30 kt. Winds could gust as high as 35 kt. Snow. The snow could be heavy at times. Seas 3 ft building to 6 ft.
  • Monday Night N wind 20 to 25 kt becoming NW 15 to 20 kt after midnight. Snow before 1am. Seas 7 ft subsiding to 5 ft.
  • Tuesday WNW wind 10 to 15 kt. Mostly sunny. Seas 4 ft subsiding to 2 ft.
  • Tuesday Night WSW wind around 10 kt. Partly cloudy. Seas around 2 ft.
  • Wednesday SW wind around 10 kt. A chance of snow showers after 7am. Seas around 2 ft.
  • Wednesday Night SW wind around 10 kt becoming W after midnight. A chance of snow showers. Seas 2 to 3 ft.
  • Thursday NW wind 10 to 15 kt. A chance of snow showers. Seas around 2 ft.
  • Thursday Night NNW wind around 15 kt. Mostly cloudy. Seas 1 to 2 ft.