• Cloudy 28°
    Migraine Headache Current Weather
    • Yesterday
      Temp
    • Pressure
      29.65 inHg
    • Relative Humidity
      93%
  • Early AM

    Mar 4

    Lo 27°

    Occasional snow and flurries

    Migraine Headache Weather
    • Hi
      RealFeel
      25°
    • UV
      3 - Moderate
    • Cloud
      Cover
      98%
    Day Details >
  • Today

    Mar 4

    Hi 35°

    Breezy with a little snow

    Beneficial weather for migraines
    • Hi
      RealFeel
      22°
    • UV
      2 - Low
    • Cloud
      Cover
      95%
    Day Details >
  • Tomorrow

    Mar 5

    Hi 14°

    Clouds and sun; much colder

    At Risk weather for migraines
    • Hi
      RealFeel
    • UV
      3 - Moderate
    • Cloud
      Cover
      46%
    Day Details >
Next

Snowfall today will total a coating to an inch

3/4 3/5 Now: 4:53am
AM 4-8
  • 4am Cloudy 28° 43%
  • 5am Cloudy 28° 47%
  • 6am Snow 28° 51%
  • 7am Cloudy 28° 42%
  • 8am Cloudy 29° 38%
PM 3-8
  • 3pm Cloudy 34° 40%
  • 4pm Snow 32° 51%
  • 5pm Snow 30° 51%
  • 6pm Snow 28° 49%
  • 7pm Partly cloudy 25° 39%
  • 8pm Partly cloudy 22° 33%
PM 9-2
  • 9pm Partly cloudy 20° 33%
  • 10pm Partly cloudy 19° 33%
  • 11pm Partly cloudy 17° 33%
  • 12am Partly cloudy 15° 33%
  • 1am Partly cloudy 13° 33%
  • 2am Partly cloudy 12° 36%
Hourly Forecast >
Mar 04, 2015; 12:07 AM ET
3-6 inches of snow Friday afternoon through Saturday afternoon
Ottawa, ON Weather Forecast

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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