• Today

    Feb 27

    33°Lo 17°

    Morning flurries; some sun

    Neutral weather for migraines
    • Hi
      RealFeel
      32°
    • UV
      0 - Moderate
    • Cloud
      Cover
      49%
    more
  • Sat

    Feb 28

    31°Lo 22°

    Plenty of sunshine

    Neutral weather for migraines
    • Hi
      RealFeel
      36°
    • UV
      0 - Moderate
    • Cloud
      Cover
      10%
    more
  • Sun

    Mar 1

    39°Lo 35°

    Cold with periods of sun

    Neutral weather for migraines
    • Hi
      RealFeel
      36°
    • UV
      0 - Moderate
    • Cloud
      Cover
      69%
  • Mon

    Mar 2

    46°Lo 30°

    A shower early in the morning

    Neutral weather for migraines
    • Hi
      RealFeel
      39°
    • UV
      3 - Moderate
    • Cloud
      Cover
      63%
    more
  • Tue

    Mar 3

    42°Lo 38°

    Heavy rain, some sleet early

    Beneficial weather for migraines
    • Hi
      RealFeel
      35°
    • UV
      3 - Moderate
    • Cloud
      Cover
      96%
    more
Next Previous
Hi 39° RealFeel® 36° Precipitation 25%

Day

N

E

S

W

  • S 7 mph
  • Gusts: 12 mph

Cold with intervals of clouds and sun

  • Max UV Index: 0 (Low)
  • Thunderstorms: 1%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 35° RealFeel® 26° Precipitation 65%

Night

N

E

S

W

  • WSW 10 mph
  • Gusts: 16 mph

Periods of rain

  • Max UV Index: N/A
  • Thunderstorms: 20%
  • Precipitation: 0.27 in
  • Rain: 0.27 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 3.5 hrs
  • Hours of Rain: 3.5 hrs

Temperature History - Mar 1

more Historical Weather Data >
  Today Normal Record 3/1/2014
High 39° 51° 80° (1976) 46°
Low 35° 34° 13° (1884) 23°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:41 AM with 11:20 of sunlight, then sets at 6:01 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:35 PM with 14:06 of moolight, then sets at 4:41 AM

Spring Valley Weather Report

DC: Less Extreme Cold in Store Next Week

February 27, 2015; 5:01 AM ET

While prolonged warmth for the Washington, D.C., area is still a long way off, temperatures will recover to less extreme levels next week. more >

Making a Forecast: The Sixth Sense

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

Sun. Migraine Headache

Sun. UV Index