• Early AM

    Apr 27

    Lo 44°

    Mostly cloudy

    Migraine Headache Weather
    • Hi
      RealFeel
      58°
    • UV
      3 - Moderate
    • Cloud
      Cover
      97%
    more
  • Today

    Apr 27

    54°Lo 39°

    A brief shower or two

    Beneficial weather for migraines
    • Hi
      RealFeel
      53°
    • UV
      4 - Moderate
    • Cloud
      Cover
      89%
    more
  • Tue

    Apr 28

    59°Lo 40°

    A little morning rain

    Beneficial weather for migraines
    • Hi
      RealFeel
      56°
    • UV
      4 - Moderate
    • Cloud
      Cover
      76%
  • Wed

    Apr 29

    66°Lo 41°

    Warmer with periods of sun

    Beneficial weather for migraines
    • Hi
      RealFeel
      76°
    • UV
      6 - High
    • Cloud
      Cover
      46%
    more
  • Thu

    Apr 30

    63°Lo 43°

    Partly sunny

    Beneficial weather for migraines
    • Hi
      RealFeel
      69°
    • UV
      6 - High
    • Cloud
      Cover
      26%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Tue
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Mostly Cloudy
Rain
Mostly Cloudy
Rain
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Temp (°F) 49° 52° 55° 56° 58° 59° 56° 52°
RealFeel® 42° 44° 50° 51° 55° 56° 51° 46°
Humidity 61% 51% 45% 44% 40% 38% 42% 49%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
47%
 
51%
 
43%
 
51%
 
47%
 
20%
 
20%
 
20%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 15 NNW 16 N 18 N 17 N 17 N 20 N 18 N 18 N
UV Index 2 3 4 4 4 4 3 3
Cloud Cover 76% 76% 76% 76% 76% 76% 76% 76%
Dew Point 36° 34° 34° 34° 34° 34° 33° 34°
Middle Grid line 60 F Middle Grid line 55 F Middle Grid line 50 F Middle Grid line 45 F

Temperature History - Apr 28

more Historical Weather Data >
  Today Normal Record 4/28/2014
High 59° 63° N/A 58°
Low 40° 40° N/A 37°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:45 AM with 13:57 of sunlight, then sets at 7:42 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:36 PM with 12:57 of moolight, then sets at 3:33 AM

Chelmsford Weather Report

Boston: Early Week Showers to Precede Dry, Seasonable Midweek

April 27, 2015; 1:33 AM ET

Showers will dot the Boston area early this week before a turn to a dry and seasonable midweek. more >

Tue. Migraine Headache

Tue. UV Index