Yellow advisoryFrost · in effect until 10:03 AMDetails
Current weather
1:00 AM5°C
Feels like -2°
Clear
High 19° · Low 3° · 22%
- Wind
- SW 4 km/h
- Wind gusts
- 29 km/h
- Humidity
- 93%
- Air quality (AQHI)
- 1.3 · Low risk
- UV index
- 0 · Low
More details
- Dew point
- 4°C
- Pressure
- 102.9 kPa ↗ rising
- Visibility
- 10 km
- Sunrise
- 7:36 AM
- Sunset
- 8:06 PM
- Daylight
- 12 h 30 min
Observed at Thunder Bay Airport, 1:00 AM EDT · Environment and Climate Change Canada
Hourly forecast
Hourly →- Now11°16%
- 2 AM7°0%
- 3 AM6°0%
- 4 AM5°0%
- 5 AM4°0%
- 6 AM4°0%
- 7 AM3°0%
- 8 AM3°0%
- 9 AM6°0%
- 10 AM10°0%
- 11 AM13°0%
- 12 PM14°0%
- 1 PM15°0%
- 2 PM15°0%
- 3 PM15°0%
- 4 PM14°0%
- 5 PM14°0%
- 6 PM13°0%
- 7 PM12°0%
- 8 PM11°0%
- 9 PM10°0%
- 10 PM8°0%
- 11 PM7°0%
- Sat
- 12 AM7°0%
14-day forecast
Full 14-day →ThuSep 1719°3°Mostly sunnyClearing22%
Day
Mostly sunny. High 19.
- Wind
- NW 20 km/h
- Wind gusts
- 27 km/h
- Precipitation
- 22% · 0.2 mm
- UV index (max)
- 4 Moderate
- Air quality (AQHI)
- 2 · Low risk
Night
Clearing early this evening. Wind northwest 20 km/h becoming light this evening. Low plus 3 with risk of frost.
- Low
- 3°
- Wind
- NW 20 km/h
Sunrise7:36 AM
Sunset8:06 PM
Daylight12 h 30 min
Normal17° / 5°
TodaySep 1815°6°SunnyA few clouds15%
Day
Sunny. High 15. UV index 5 or moderate.
- Wind
- E 15 km/h
- Precipitation
- 15% · 0 mm
- UV index (max)
- 5 Moderate
- Air quality (AQHI)
- 2 · Low risk
Night
A few clouds. Low 6.
- Low
- 6°
- Wind
- E 10 km/h
Sunrise7:38 AM
Sunset8:03 PM
Daylight12 h 25 min
SatSep 1917°6°Chance of showersChance of showers30%
Day
A mix of sun and cloud with 30 percent chance of showers. High 17.
- Precipitation
- 30% · 0 mm
- UV index (max)
- 4 Moderate
Night
Cloudy periods with 30 percent chance of showers. Low 6.
- Low
- 6°
- Precipitation
- 30%
Sunrise7:40 AM
Sunset8:01 PM
Daylight12 h 21 min
SunSep 2016°1°A mix of sun and cloudCloudy periods29%
Day
A mix of sun and cloud. High 16.
- Precipitation
- 29% · 0.2 mm
- UV index (max)
- 4 Moderate
Night
Cloudy periods. Low plus 1.
- Low
- 1°
Sunrise7:41 AM
Sunset7:59 PM
Daylight12 h 18 min
MonSep 2117°2°A mix of sun and cloudCloudy periods16%
Day
A mix of sun and cloud. High 17.
- Precipitation
- 16% · 0 mm
- UV index (max)
- 4 Moderate
Night
Cloudy periods. Low plus 2.
- Low
- 2°
Sunrise7:42 AM
Sunset7:57 PM
Daylight12 h 14 min
TueSep 2217°5°A mix of sun and cloudCloudy periods19%
Day
A mix of sun and cloud. High 17.
- Precipitation
- 19% · 0 mm
- UV index (max)
- 3 Moderate
Night
Cloudy periods. Low plus 5.
- Low
- 5°
Sunrise7:44 AM
Sunset7:55 PM
Daylight12 h 11 min
WedSep 2318°8°A mix of sun and cloud87%
Day
A mix of sun and cloud. High 18.
- Precipitation
- 87% · 6 mm
- UV index (max)
- 3 Moderate
Night
Low 8.
- Low
- 8°
Sunrise7:45 AM
Sunset7:53 PM
Daylight12 h 7 min
Days 8–14 · trend, lower confidence
ThuSep 2412°8°ShowersNight low 8°73%
Day
Showers. High 12.
- Wind
- NW 37 km/h
- Wind gusts
- 63 km/h
- Precipitation
- 73% · 4 mm
- UV index (max)
- 4 Moderate
Night
Low 8.
- Low
- 8°
Sunrise7:47 AM
Sunset7:51 PM
Daylight12 h 4 min
SourceExtended outlook
FriSep 2514°6°SunnyNight low 6°4%
Day
Sunny. High 14.
- Wind
- NW 27 km/h
- Wind gusts
- 48 km/h
- Precipitation
- 4% · 0 mm
- UV index (max)
- 4 Moderate
Night
Low 6.
- Low
- 6°
Sunrise7:48 AM
Sunset7:49 PM
Daylight12 h 0 min
SourceExtended outlook
SatSep 2618°9°SunnyNight low 9°6%
Day
Sunny. High 18.
- Wind
- SW 24 km/h
- Wind gusts
- 37 km/h
- Precipitation
- 6% · 0 mm
- UV index (max)
- 5 Moderate
Night
Low 9.
- Low
- 9°
Sunrise7:49 AM
Sunset7:46 PM
Daylight11 h 57 min
SourceExtended outlook
SunSep 2718°13°Mostly cloudyNight low 13°16%
Day
Mostly cloudy. High 18.
- Wind
- S 24 km/h
- Wind gusts
- 40 km/h
- Precipitation
- 16% · 0 mm
- UV index (max)
- 5 Moderate
Night
Low 13.
- Low
- 13°
Sunrise7:51 AM
Sunset7:44 PM
Daylight11 h 53 min
SourceExtended outlook
MonSep 2822°15°SunnyNight low 15°9%
Day
Sunny. High 22.
- Wind
- S 23 km/h
- Wind gusts
- 45 km/h
- Precipitation
- 9% · 0 mm
- UV index (max)
- 6 High
Night
Low 15.
- Low
- 15°
Sunrise7:52 AM
Sunset7:42 PM
Daylight11 h 50 min
SourceExtended outlook
TueSep 2915°9°Mostly cloudyNight low 9°9%
Day
Mostly cloudy. High 15.
- Wind
- NW 19 km/h
- Wind gusts
- 37 km/h
- Precipitation
- 9% · 0 mm
- UV index (max)
- 4 Moderate
Night
Low 9.
- Low
- 9°
Sunrise7:54 AM
Sunset7:40 PM
Daylight11 h 46 min
SourceExtended outlook
WedSep 3011°4°SunnyNight low 4°4%
Day
Sunny. High 11.
- Wind
- N 15 km/h
- Wind gusts
- 36 km/h
- Precipitation
- 4% · 0 mm
- UV index (max)
- 4 Moderate
Night
Low 4.
- Low
- 4°
Sunrise7:55 AM
Sunset7:38 PM
Daylight11 h 43 min
SourceExtended outlook
Sun & Moon
Moon calendar →Sunrise7:36 AM
Sunset8:06 PM
Daylight12 h 30 min
MoonFirst Quarter44% lit · rise 4:15 PM · set 11:34 PM
Climate · monthly normals
Full climate →| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High | -8° | -5° | 1° | 10° | 17° | 22° | 25° | 24° | 19° | 11° | 2° | -5° |
| Low | -21° | -18° | -12° | -4° | 1° | 7° | 10° | 9° | 5° | -1° | -8° | -16° |
| Precip | 44 mm | 28 mm | 36 mm | 57 mm | 77 mm | 91 mm | 97 mm | 82 mm | 76 mm | 72 mm | 57 mm | 45 mm |
ECCC
Activities today
Derived from the forecastLaundry dayFairLine-drying weather
GrillingGreatFire up the grill
RunningGreatLace up outside
PatioGreatDinner outdoors
Forecast: Environment and Climate Change Canada (City of Thunder Bay), issued 4:00 PM · Days 8–14: WeatherAPI.com · weather.gc.ca · 48.3651°N, 89.2890°W · Elevation 190 m · Population 8,256 · Time zone America/Toronto