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  • Early AM

    Jul 31

    Partly to mostly cloudy Lo 14°
    more
  • Today

    Jul 31

    Partly sunny with a t-storm 25°Lo 14°
  • Sat

    Aug 1

    A thunderstorm in the area 26°Lo 13°
    more
  • Sun

    Aug 2

    Partly sunny 26°Lo 13°
    more
  • Mon

    Aug 3

    Partly sunny, a shower or two 22°Lo 11°
    more
< Previous 8 hours Next 8 hours >
  Fri
9pm
10pm 11pm Sat
12am
1am 2am 3am 4am
  9pm 10pm 11pm 12am 1am 2am 3am 4am
Forecast
Mostly Sunny
Partly Cloudy
Partly Cloudy
Partly Cloudy
T-storms
Partly Cloudy
Partly Cloudy
Partly Cloudy
Temp (°C) 21° 19° 18° 17° 16° 16° 16° 15°
RealFeel® 19° 17° 16° 15° 12° 14° 14° 14°
Humidity 66% 73% 79% 83% 83% 85% 85% 84%
   
  9pm 10pm 11pm 12am 1am 2am 3am 4am
Rain
 
34%
 
37%
 
43%
 
47%
 
51%
 
25%
 
20%
 
20%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  9pm 10pm 11pm 12am 1am 2am 3am 4am
Wind (km/h) 17 WNW 13 WNW 13 WNW 13 WNW 13 WNW 13 WNW 13 WNW 13 WNW
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 29% 38% 45% 45% 45% 45% 45% 45%
Dew Point 14° 14° 14° 14° 13° 13° 13° 13°
Middle Grid line 25 C Middle Grid line 20 C Middle Grid line 15 C Middle Grid line 10 C

Temperature History - Jul 31

more Historical Weather Data >
  Today Normal Record 7/31/2014
High 25° 23° 33° (2007) 26°
Low 14° 10° (1940)

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:30 AM with 15:06 of sunlight, then sets at 9:36 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:31 PM with 10:36 of moolight, then sets at 8:07 AM

Thunder Bay Weather Report

Weekly Clues through the End of August

July 30, 2015; 9:54 PM ET

Some forecast model clues through the end of August and an update on global sea surface temperatures. more >