• Early AM

    Mar 3

    Lo 13°

    Clear

    Asthma Weather
    • Hi
      RealFeel
      27°
    • UV
      0 - Moderate
    • Air Qual.
      Good
    more
  • Today

    Mar 3

    30°Lo 26°

    Cold with sun, some clouds

    Beneficial weather for asthma
    • Hi
      RealFeel
      39°
    • UV
      0 - Moderate
    • Air Qual.
      Good
  • Wed

    Mar 4

    39°Lo 21°

    Showers of rain and snow

    Beneficial weather for asthma
    • Hi
      RealFeel
      37°
    • UV
      0 - Low
    • Air Qual.
      Good
    more
  • Thu

    Mar 5

    27°Lo 3°

    Colder with a little snow

    Beneficial weather for asthma
    • Hi
      RealFeel
      17°
    • UV
      2 - Low
    • Cloud
      Cover
      98%
    more
  • Fri

    Mar 6

    25°Lo 13°

    Mostly sunny and very cold

    Beneficial weather for asthma
    • Hi
      RealFeel
      25°
    • UV
      4 - Moderate
    • Cloud
      Cover
      24%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Tue
8am
9am 10am 11am 12pm 1pm 2pm 3pm
  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Forecast
Sunny
Sunny
Sunny
Mostly Sunny
Mostly Sunny
Partly Cloudy
Partly Cloudy
Partly Cloudy
Temp (°F) 20° 23° 25° 27° 28° 29° 28° 28°
RealFeel® 20° 28° 33° 37° 39° 39° 36° 32°
Humidity 38% 36% 35% 34% 32% 32% 34% 37%
   
  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
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0%
 
7%
 
7%
 
7%
Ice
 
0%
 
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  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Wind (mph) 5 NW 4 NW 4 NW 4 WNW 4 W 2 WSW 4 SSW 4 S
UV Index 1 2 3 3 4 3 2 1
Cloud Cover 1% 3% 9% 10% 10% 52% 68% 70%
Dew Point -1° -1°
Middle Grid line 30 F Middle Grid line 25 F Middle Grid line 20 F Middle Grid line 15 F

Temperature History - Mar 3

more Historical Weather Data >
  Today Normal Record 3/3/2014
High 30° 41° N/A 22°
Low 26° 24° N/A 10°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:19 AM with 11:18 of sunlight, then sets at 5:37 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:57 PM with 13:33 of moolight, then sets at 5:30 AM

Londonderry Weather Report

Boston: Storm to Accompany Midweek Warmup

March 2, 2015; 8:08 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?

Tue. Air Quality

Tue. Asthma Risk

Tue. UV Index