• Today

    May 4

    17°Lo 6°

    Couple of thunderstorms

    Watch for hair frizz
    • Wind
      Gust
      44 k/h
    • Precip
      60%
    • Hours of Precip
      2.5
  • Thu

    May 5

    12°Lo 4°

    Partly sunny

    Advisory for hair frizz
    • Wind
      Gust
      33 k/h
    • Precip
      6%
    • Hours of Precip
      0
    more
  • Fri

    May 6

    17°Lo 4°

    Mostly sunny

    Advisory for hair frizz
    • Wind
      Gust
      17 k/h
    • Precip
      0%
    • Hours of Precip
      0
    more
  • Sat

    May 7

    18°Lo 4°

    A shower and t-storm around

    Advisory for hair frizz
    • Wind
      Gust
      22 k/h
    • Precip
      62%
    • Hours of Precip
      4
    more
  • Sun

    May 8

    15°Lo 2°

    Partly sunny with a shower

    Watch for hair frizz
    • Wind
      Gust
      22 k/h
    • Precip
      40%
    • Hours of Precip
      1
    more
Next Previous
Hi 17° RealFeel® 19° Precipitation 60%

Day

N

E

S

W

  • SE 22 km/h
  • Gusts: 44 km/h

Considerable clouds with a couple of showers and a thunderstorm, mainly later

  • Max UV Index: 6 (High)
  • Thunderstorms: 40%
  • Precipitation: 3 mm
  • Rain: 3 mm
  • Snow: 0 CM
  • Ice: 0 mm
  • Hours of Precipitation: 1.5 hrs
  • Hours of Rain: 1.5 hrs
Lo 6° RealFeel® 2° Precipitation 60%

Night

N

E

S

W

  • NNE 18 km/h
  • Gusts: 26 km/h

A shower this evening; otherwise, mostly cloudy

  • Max UV Index: N/A
  • Thunderstorms: 29%
  • Precipitation: 3 mm
  • Rain: 3 mm
  • Snow: 0 CM
  • Ice: 0 mm
  • Hours of Precipitation: 1 hrs
  • Hours of Rain: 1 hrs

Temperature History - May 4

more Historical Weather Data >
  Today Normal Record 5/4/2015
High 17° 16° N/A 24°
Low N/A

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:18 AM with 14:17 of sunlight, then sets at 8:35 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 5:10 AM with 12:54 of moolight, then sets at 6:04 PM

Sarnia Weather Report

Fort McMurray fire: Over 80,000 evacuate Canada town as massive wildfire encroaches area

May 4, 2016; 2:48 PM ET

A massive wildfire burning in Alberta, Canada moved through the city of Fort McMurray, forcing the entire city to be evacuated. more >