Local Weather

Thunder Bay Current Weather

Temperature, wind, rain and more for Thunder Bay

Ontario, Canada

Weather conditions from closest available locations;


Name:
Thunder Bay, Ont.
Grand Marais, Grand Marais/Cook County Airport
Grand Marais, The Bay of Grand Marais
Location:
Date & Time UTC:
Temperature:
Weather:
Visibility:
Cloud Cover:
Humidity:
Pressure:
Wind Dir/Speed:
Lat: 48.37 Lon: -89.32 Alt: 199m
Fri 02nd June 11:00UTC
12°C / 54°F
A few clouds
13km
25%
94%
1021mb
SW (4 mph/6 km/h)
View Last 24Hrs
View Last 7 Days
Lat: 47.84 Lon: -90.38 Alt: 548m
Fri 02nd June 11:35UTC
15°C / 59°F
Partly cloudy
16km
50%
88%
1021mb
Not Available(0 mph/0 km/h)
View Last 24Hrs
View Last 7 Days
Lat: 47.83 Lon: -90.38 Alt: 186m
Fri 02nd June 10:56UTC
7°C / 44°F
Partly cloudy
Not Available
50%
89%
1020mb
Not Available(0 mph/0 km/h)
View Last 24Hrs
View Last 7 Days

Today and Tomorrow Forecast

DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Fri 02
Jun		08:00

ENE
ENE

2 / 5 mph 56 / 56°F 92% 1021 mb
Low level cloud: 8%
Mid level cloud: 11%
High level cloud: 3%
Most Significant Cloud Type: low
12%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
11:00

ESE
ESE

5 / 8 mph 66 / 64°F 74% 1021 mb
Low level cloud: 0%
Mid level cloud: 9%
High level cloud: 0%
Most Significant Cloud Type: medium
9%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
14:00

ESE
ESE

7 / 11 mph 69 / 66°F 69% 1021 mb
Low level cloud: 0%
Mid level cloud: 7%
High level cloud: 0%
Most Significant Cloud Type: medium
7%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
17:00

ESE
ESE

5 / 9 mph 69 / 66°F 67% 1020 mb
Low level cloud: 0%
Mid level cloud: 9%
High level cloud: 0%
Most Significant Cloud Type: medium
9%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
20:00

E
E

3 / 7 mph 66 / 63°F 78% 1020 mb
Low level cloud: 0%
Mid level cloud: 8%
High level cloud: 0%
Most Significant Cloud Type: medium
7%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
23:00

E
E

2 / 5 mph 55 / 56°F 91% 1020 mb
Low level cloud: 0%
Mid level cloud: 8%
High level cloud: 0%
Most Significant Cloud Type: medium
8%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
Sat 03
Jun		02:00

NE
NE

2 / 4 mph 52 / 53°F 94% 1021 mb
Low level cloud: 0%
Mid level cloud: 7%
High level cloud: 0%
Most Significant Cloud Type: medium
7%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
05:00

NNE
NNE

3 / 6 mph 49 / 49°F 94% 1021 mb
Low level cloud: 0%
Mid level cloud: 10%
High level cloud: 5%
Most Significant Cloud Type: medium
10%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
08:00

ENE
ENE

2 / 3 mph 58 / 56°F 86% 1022 mb
Low level cloud: 0%
Mid level cloud: 9%
High level cloud: 1%
Most Significant Cloud Type: medium
9%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
11:00

ESE
ESE

5 / 8 mph 68 / 65°F 71% 1021 mb
Low level cloud: 0%
Mid level cloud: 9%
High level cloud: 25%
Most Significant Cloud Type: medium
10%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
14:00

ESE
ESE

6 / 10 mph 70 / 68°F 64% 1021 mb
Low level cloud: 0%
Mid level cloud: 8%
High level cloud: 0%
Most Significant Cloud Type: medium
8%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
17:00

SE
SE

5 / 10 mph 70 / 68°F 67% 1021 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 0%
Most Significant Cloud Type: medium
6%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
20:00

ESE
ESE

2 / 4 mph 66 / 64°F 80% 1021 mb
Low level cloud: 0%
Mid level cloud: 7%
High level cloud: 0%
Most Significant Cloud Type: medium
6%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
23:00

E
E

1 / 2 mph 55 / 55°F 92% 1021 mb
Low level cloud: 0%
Mid level cloud: 8%
High level cloud: 0%
Most Significant Cloud Type: medium
8%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In

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Weather Charts

Rain/Snow

Cloud

Wind

Temp

Upper Air

 

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3 Hour Accumulated Rainfall in mm
0
2
6
15
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25
30
35
50
100
175
3 Hour Accumulated Snowfall in cm
0
2
6
15
20
25
30
35
50
100
Temperature Color Scale°C
Rainfall (mm/hour)
0.01 - 0.5
0.5 - 1
1 - 2
2 - 4
4 - 8
8 - 16
16 - 32
› 32
Wind Flow Color Scale
Wind Flow Color Scalekn
Lightning (t– mins)
1
5
10
15
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25
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35
40
45
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55
 

Other Locations Near to Thunder Bay

The 2 day current weather summary for Thunder Bay:

The outlook for Thunder Bay in the week ahead shows the average daytime maximum temperature will be around 22°C, with a high for the week of 23°C expected on the afternoon of Sunday 4th. The mean minimum temperature will be 10°C, dipping to its lowest on the morning of Friday 2nd at 9°C. Expect the next week to have mostly dry days although Sunday is likely to see a significant amount of rain. The current forecast indicates Sunday 2nd will have the most precipitation with an accumulation of around 14.0mm. On the whole winds are likely to be light.

The day label given represents the local day relative to the local time for the location you are looking at.
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Day

This time is corrected for local time zones and where possible for daylight saving times.
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Local Time

The wind direction we use on this page is the direction the wind is coming from, given in a 16 point compass format.
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Dir

This refers to the sustained average wind speed, normally averaged over a period of 10 minutes for up to 3 hrs.
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Speed/
Gust

Temperature from our forecast perspective are fairly well defined, they are what we would expect to measure in a standard meteorological screen (in other words, shaded and well ventilated) at 2 metres above ground level.
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Temp/
Feels Like

The relative humidity is the percent of saturation humidity, generally calculated in relation to saturated vapour density.
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Humidity

The value given is a total predicted for the previous 3 hrs and includes the time of the forecast being looked at.
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Precip Amount

The total amount of cloud as a percentage is derived from looking at cloud cover throughout the atmosphere and estimating how these combine when looked at from the ground.
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Cloud Amount

Here we try to capture the feel of the weather as an image � it will never be perfect but is useful for a quick overview.
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Weather

When we measure for forecast air pressure we are normally doing this relative to a certain height and most commonly relative to Mean Sea Level.
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Pressure