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Thunder Bay Weather Forecast

Temperature, wind, rain and more for Thunder Bay

Michigan, United States Of America

DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Tue 08
Jul		04:00

W
W

 5 / 10 mph 56 / 55°F 81% 1017 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 100%
Most Significant Cloud Type: high
99%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
07:00

W
W

 3 / 5 mph 63 / 60°F 77% 1018 mb
Low level cloud: 0%
Mid level cloud: 1%
High level cloud: 20%
Most Significant Cloud Type: high
20%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

SE
SE

 3 / 4 mph 74 / 76°F 64% 1018 mb
Low level cloud: 0%
Mid level cloud: 8%
High level cloud: 0%
Most Significant Cloud Type: medium
7%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

ESE
ESE

 9 / 11 mph 74 / 76°F 63% 1017 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 0%
Most Significant Cloud Type: medium
4%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

SE
SE

 11 / 13 mph 73 / 76°F 69% 1016 mb
Low level cloud: 0%
Mid level cloud: 45%
High level cloud: 0%
Most Significant Cloud Type: medium
45%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

SE
SE

 8 / 12 mph 68 / 66°F 80% 1016 mb
Low level cloud: 0%
Mid level cloud: 10%
High level cloud: 0%
Most Significant Cloud Type: medium
10%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

SE
SE

 7 / 15 mph 61 / 61°F 88% 1016 mb
Low level cloud: 0%
Mid level cloud: 19%
High level cloud: 2%
Most Significant Cloud Type: medium
18%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Wed 09
Jul		01:00

SSE
SSE

 6 / 14 mph 59 / 59°F 96% 1015 mb
Low level cloud: 16%
Mid level cloud: 21%
High level cloud: 0%
Most Significant Cloud Type: low
23%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

SW
SW

 4 / 9 mph 59 / 59°F 96% 1014 mb
Low level cloud: 7%
Mid level cloud: 12%
High level cloud: 0%
Most Significant Cloud Type: low
11%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
07:00

WSW
WSW

 4 / 7 mph 65 / 62°F 93% 1015 mb
Low level cloud: 6%
Mid level cloud: 9%
High level cloud: 0%
Most Significant Cloud Type: low
9%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

SW
SW

 3 / 4 mph 75 / 76°F 80% 1015 mb
Low level cloud: 12%
Mid level cloud: 16%
High level cloud: 0%
Most Significant Cloud Type: low
17%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

SE
SE

 6 / 8 mph 78 / 78°F 86% 1014 mb
Low level cloud: 50%
Mid level cloud: 15%
High level cloud: 0%
Most Significant Cloud Type: low
55%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

ESE
ESE

 5 / 8 mph 77 / 77°F 89% 1013 mb
Low level cloud: 48%
Mid level cloud: 14%
High level cloud: 0%
Most Significant Cloud Type: low
52%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
19:00

E
E

 3 / 5 mph 69 / 66°F 95% 1013 mb
Low level cloud: 34%
Mid level cloud: 16%
High level cloud: 0%
Most Significant Cloud Type: low
39%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

N
N

 6 / 12 mph 61 / 61°F 97% 1013 mb
Low level cloud: 15%
Mid level cloud: 10%
High level cloud: 0%
Most Significant Cloud Type: low
18%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In

Other Locations Near to Thunder Bay

The 7 day weather forecast summary for Thunder Bay:

The forecast for Thunder Bay in the coming week is predicting the average daytime maximum temperature will be around 27°C, with a high for the week of 31°C expected on the afternoon of Tuesday 15th. The mean minimum temperature will be 15°C, dipping to its lowest on the morning of Thursday 10th at 13°C. The week will have mostly dry days although Wednesday 09th and Saturday 12th are likely to see a little rain. The indicators are that Saturday 10th will have the most precipitation with an accumulation of around 6.0mm. On the whole winds are likely to be moderate.

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