• Today

    Aug 20

    21°Lo 12°

    Pleasant and warmer

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
  • Thu

    Aug 21

    21°Lo 12°

    Couple of thunderstorms

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Fri

    Aug 22

    21°Lo 12°

    A thunderstorm in the area

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Sat

    Aug 23

    23°Lo 14°

    Mostly cloudy with a shower

    Low ragweed pollen levels
    • Precip
      40%
    • Wind
      Speed
      5 k/h
    • Cloud
      Cover
      76%
    more
  • Sun

    Aug 24

    22°Lo 13°

    A couple of thunderstorms

    Ragweed Pollen Weather
    • Precip
      59%
    • Wind
      Speed
      8 k/h
    • Cloud
      Cover
      76%
    more
Next Previous
Hi 21° RealFeel® 20° Precipitation 25%

Day

N

E

S

W

  • E 6 km/h
  • Gusts: 10 km/h

Mostly cloudy, pleasant and warmer

  • Max UV Index: 2 (Low)
  • Thunderstorms: 0%
  • Precipitation: 0 mm
  • Rain: 0 mm
  • Snow: 0 CM
  • Ice: 0 mm
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 12° RealFeel® 11° Precipitation 21%

Night

N

E

S

W

  • N 3 km/h
  • Gusts: 8 km/h

Mainly clear

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

Temperature History - Aug 20

more Historical Weather Data >
  Today Normal Record 8/20/2013
High 21° 22° 33° (1942) 31°
Low 12° (2000) 13°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:57 AM with 14:05 of sunlight, then sets at 9:02 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:29 AM with 15:26 of moolight, then sets at 5:55 PM

Top Story

Thunder Bay Weather Report

Weather Pattern Highlights Into Next Week

August 20, 2014; 10:27 AM ET

A look at the weather pattern across Canada into next week. more >