• Today

    Mar 3

    30°Lo 25°

    Partly sunny and cold

    Beneficial weather for migraines
    • Hi
      RealFeel
      35°
    • UV
      3 - Moderate
    • Cloud
      Cover
      57%
    more
  • Wed

    Mar 4

    43°Lo 24°

    Cloudy and not as cold

    Neutral weather for migraines
    • Hi
      RealFeel
      40°
    • UV
      0 - Moderate
    • Cloud
      Cover
      96%
  • Thu

    Mar 5

    26°Lo 5°

    Colder; snowy in the morning

    Neutral weather for migraines
    • Hi
      RealFeel
      13°
    • UV
      0 - Low
    • Cloud
      Cover
      94%
    more
  • Fri

    Mar 6

    26°Lo 12°

    Mostly sunny and very cold

    Neutral weather for migraines
    • Hi
      RealFeel
      22°
    • UV
      4 - Moderate
    • Cloud
      Cover
      16%
    more
  • Sat

    Mar 7

    36°Lo 21°

    Mostly cloudy

    Neutral weather for migraines
    • Hi
      RealFeel
      26°
    • UV
      3 - Moderate
    • Cloud
      Cover
      78%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Wed
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Temp (°F) 37° 39° 40° 41° 42° 43° 43° 42°
RealFeel® 31° 34° 36° 39° 39° 40° 37° 35°
Humidity 76% 70% 66% 62% 58% 55% 55% 54%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
10%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
10%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
10%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 9 WSW 9 WSW 9 WSW 10 WSW 10 WSW 10 WSW 10 WSW 10 WSW
UV Index 1 2 2 3 3 2 1 1
Cloud Cover 100% 95% 95% 95% 95% 95% 95% 95%
Dew Point 30° 30° 30° 29° 28° 28° 28° 26°
Middle Grid line 45 F Middle Grid line 40 F Middle Grid line 35 F

Temperature History - Mar 4

more Historical Weather Data >
  Today Normal Record 3/4/2014
High 43° 42° 63° (1974) 28°
Low 24° 22° -12° (1982)

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:15 AM with 11:21 of sunlight, then sets at 5:36 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:51 PM with 13:06 of moolight, then sets at 5:57 AM

Portsmouth Weather Report

Boston: Storm to Accompany Midweek Warmup

March 3, 2015; 12:08 PM ET

The warmest weather since the middle of January will surge into the Boston area at midweek with temperatures forecast to reach the middle 40s F. more >

Making a Forecast: The Sixth Sense

Feb 16, 2015; 5:00 AM ET What steps go into making a forecast?

Wed. Migraine Headache

Wed. UV Index