• Today

    Feb 12

    23°Lo 11°

    Sun mixing with clouds; cold

    Beneficial weather for migraines
    • Hi
      RealFeel
      17°
    • UV
      4 - Moderate
    • Cloud
      Cover
      37%
  • Sat

    Feb 13

    19°Lo -5°

    A snow squall in the morning

    Beneficial weather for migraines
    • Hi
      RealFeel
    • UV
      2 - Low
    • Cloud
      Cover
      78%
    more
  • Sun

    Feb 14

    14°Lo -1°

    Mostly sunny and frigid

    Neutral weather for migraines
    • Hi
      RealFeel
      -1°
    • UV
      4 - Moderate
    • Cloud
      Cover
      11%
    more
  • Mon

    Feb 15

    25°Lo 19°

    Becoming cloudy; not as cold

    Beneficial weather for migraines
    • Hi
      RealFeel
      23°
    • UV
      2 - Low
    • Cloud
      Cover
      53%
    more
  • Tue

    Feb 16

    51°Lo 34°

    Cloudy and warmer; p.m. rain

    At Risk weather for migraines
    • Hi
      RealFeel
      42°
    • UV
      2 - Low
    • Cloud
      Cover
      99%
    more
Next Previous
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  Fri
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  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Sunny
Sunny
Mostly Sunny
Mostly Sunny
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Temp (°F) 12° 15° 17° 19° 21° 23° 23°
RealFeel® 12° 15° 15° 16° 17° 15°
Humidity 51% 50% 50% 44% 41% 39% 39% 41%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
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Snow
 
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Ice
 
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  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 7 WSW 7 WSW 8 WSW 8 WSW 8 SW 8 SW 8 SSW 8 SSW
UV Index 1 2 2 3 2 1 1 0
Cloud Cover 0% 2% 10% 10% 70% 70% 70% 70%
Dew Point -5° -3° -1° -1° -1°
Middle Grid line 25 F Middle Grid line 20 F Middle Grid line 15 F Middle Grid line 10 F Middle Grid line 5 F

Temperature History - Feb 12

more Historical Weather Data >
  Today Normal Record 2/12/2015
High 23° 38° N/A 28°
Low 11° 18° N/A

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:48 AM with 10:27 of sunlight, then sets at 5:15 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:09 AM with 13:09 of moolight, then sets at 10:18 PM

Lancaster Weather Report

Boston: Polar vortex to smack region during Valentine's Day weekend

February 12, 2016; 4:07 AM ET

The coldest air of the winter and perhaps during all of last winter will plunge across the Boston area during Valentine's Day weekend. more >

Fri. Migraine Headache

Fri. UV Index