Thunder Bay, ON - 7 Day Forecast (2024)

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Current ConditionsObserved at: Thunder Bay Airport

  • Past 24 hours
  • Weather Radar
  • Satellite
  • Lightning

Thunder Bay, ON - 7 Day Forecast (1)

14°C

  • °C
  • °F
Observed at:
Thunder Bay Airport
Date:
Condition:
Light Rain
Pressure:
100.8 kPa
Tendency:
Falling
Temperature:
13.5°C
Dew point:
13.3°C
Humidity:
99%
Wind:
ENE 15 km/h
Visibility:
24 km

Thunder Bay, ON - 7 Day Forecast (2)

14°C

Condition:
Light Rain
Pressure:
100.8 kPa
Tendency:
Falling
Temperature:
13.5°C
Dew point:
13.3°C
Humidity:
99%
Wind:
ENE 15 km/h
Visibility:
24 km

Thunder Bay, ON - 7 Day Forecast (3)

Light Rain

14°C

  • °C
  • °F
Wind:
ENE 15 km/h
More details
Temperature:
13.5°C
Pressure:
100.8 kPa
Dew point:
13.3°C
Visibility:
24 km
Humidity:
99%
Date:
Observed at:
Thunder Bay Airport

Past 24 hour Conditions

Weather Radar

Satellite

Lightning

Alerts

Jet Stream

Hourly Forecast

Air Quality

Historical Weather

ForecastForecast issued:

  • Hourly Forecast
  • Air Quality
  • Alerts
  • Jet Stream

Sun16 Jun

20°CPeriods of rain

Tonight

Thunder Bay, ON - 7 Day Forecast (5)

13°C

60%

Chance of showers

Mon
17 Jun

Thunder Bay, ON - 7 Day Forecast (6)

22°C

40%

Chance of showers

Night

Thunder Bay, ON - 7 Day Forecast (7)

13°C

60%

Chance of showers

Tue
18 Jun

Thunder Bay, ON - 7 Day Forecast (8)

24°C

Showers

Night

Thunder Bay, ON - 7 Day Forecast (9)

17°C

60%

Chance of showers

Wed
19 Jun

Thunder Bay, ON - 7 Day Forecast (10)

23°C

60%

Chance of showers

Night

Thunder Bay, ON - 7 Day Forecast (11)

11°C

40%

Chance of showers

Thu
20 Jun

Thunder Bay, ON - 7 Day Forecast (12)

21°C

Cloudy

Night

Thunder Bay, ON - 7 Day Forecast (13)

11°C

Cloudy periods

Fri
21 Jun

Thunder Bay, ON - 7 Day Forecast (14)

21°C

A mix of sun and cloud

Night

Thunder Bay, ON - 7 Day Forecast (15)

12°C

60%

Chance of showers

Sat
22 Jun

Thunder Bay, ON - 7 Day Forecast (16)

21°C

60%

Chance of showers

Detailed ForecastForecast issued:

DateDetailed Forecast
TodayCloudy. 40 percent chance of showers early this morning. Periods of rain beginning early this morning then changing to 40 percent chance of showers this afternoon. Risk of a thunderstorm this afternoon. Fog patches dissipating this afternoon. High 20. UV index 6 or high.
TonightMainly cloudy. 60 percent chance of showers this evening with risk of a thunderstorm. Low 13.
Mon, 17 JunCloudy. 40 percent chance of showers late in the afternoon. High 22. UV index 3 or moderate.
NightCloudy with 60 percent chance of showers. Low 13.
Tue, 18 JunShowers. High 24.
NightCloudy with 60 percent chance of showers. Low 17.
Wed, 19 JunCloudy with 60 percent chance of showers. High 23.
NightCloudy with 40 percent chance of showers. Low 11.
Thu, 20 JunCloudy. High 21.
NightCloudy periods. Low 11.
Fri, 21 JunA mix of sun and cloud. High 21.
NightCloudy with 60 percent chance of showers. Low 12.
Sat, 22 JunCloudy with 60 percent chance of showers. High 21.
NormalsMax21°C.Min8°C.Sunrise5:55 EDTSunset22:01 EDT

Detailed ForecastForecast issued:

Today20°C

Cloudy. 40 percent chance of showers early this morning. Periods of rain beginning early this morning then changing to 40 percent chance of showers this afternoon. Risk of a thunderstorm this afternoon. Fog patches dissipating this afternoon. High 20. UV index 6 or high.

Thunder Bay, ON - 7 Day Forecast (18)

Tonight
13°C

Mainly cloudy. 60 percent chance of showers this evening with risk of a thunderstorm. Low 13.

Thunder Bay, ON - 7 Day Forecast (19)

Mon, 17 Jun
22°C

Cloudy. 40 percent chance of showers late in the afternoon. High 22. UV index 3 or moderate.
Night:Cloudy with 60 percent chance of showers. Low 13.

Thunder Bay, ON - 7 Day Forecast (20)

Tue, 18 Jun
24°C

Showers. High 24.
Night:Cloudy with 60 percent chance of showers. Low 17.

Thunder Bay, ON - 7 Day Forecast (21)

Wed, 19 Jun
23°C

Cloudy with 60 percent chance of showers. High 23.
Night:Cloudy with 40 percent chance of showers. Low 11.

Thunder Bay, ON - 7 Day Forecast (22)

Thu, 20 Jun
21°C

Cloudy. High 21.
Night:Cloudy periods. Low 11.

Thunder Bay, ON - 7 Day Forecast (23)

Fri, 21 Jun
21°C

A mix of sun and cloud. High 21.
Night:Cloudy with 60 percent chance of showers. Low 12.

Thunder Bay, ON - 7 Day Forecast (24)

Sat, 22 Jun
21°C

Cloudy with 60 percent chance of showers. High 21.

Normals:
Max21°C.Min8°C.
Sunrise:
5:55 EDT
Sunset:
22:01 EDT

Averages and extremes

16 Jun
Average high
  • 20.6°C
Average low
  • 7.4°C
Highest temperature (1942-2004)
  • 30.6°C
  • 1946
Lowest temperature (1942-2004)
  • 1.1°C
  • 1972
Greatest precipitation (1942-2004)
  • 18.0 mm
  • 1969
Greatest rainfall (1942-2003)
  • 18.0 mm
  • 1969
Greatest snowfall (1942-2003)
  • 0.0 cm
Most snow on the ground (1955-2004)
  • 0.0 cm
Monthly frequency of precipitation
  • n/a

Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.

Yesterday's Data

  • Historical Weather

Max:
24.1°C

Min:
5.7°C

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Date modified:
Thunder Bay, ON - 7 Day Forecast (2024)

FAQs

How accurate are weather forecasts 7 days out? ›

The more days in advance the forecast, the more likely it is that the weather will change. How accurate is weather a week out? The success rate for seven-day forecasts is below 80%.

How accurate are 2 week weather forecasts? ›

The Short Answer:

A seven-day forecast can accurately predict the weather about 80 percent of the time and a five-day forecast can accurately predict the weather approximately 90 percent of the time. However, a 10-day—or longer—forecast is only right about half the time.

Why is Thunder Bay famous? ›

Known as one of Canada's greatest “outdoor cities,” Thunder Bay is also a culturally diverse city with exciting shopping, sightseeing and entertainment. The city takes its name from the bay at the head of Lake Superior and is considered the sunniest city in eastern Canada.

Is Thunder Bay worth visiting? ›

World-class attractions

Explore scenic views and natural wonders throughout the city. Have year-round family fun, from ship watching to sailing, splashing to skating, food to art and even a museum ship at Prince Arthur's Landing.

What does 40 chance of rain mean? ›

(2) If the forecaster expected a widespread area of precipitation with 100% coverage to approach, but he/she was only 40% certain that it would reach the forecast area, this would, as well, result in a "40% chance of rain" at any given location in the forecast area.

What does 50 chance of rain mean? ›

If the weather service is projecting a 50% chance of rain, that means that for the forecast area, about half of the area might expect to see some rain. It doesn't mean that it will rain half the day. That means that you might not get any rain at all, but other areas of the region may get rain.

How accurate is a 7 day forecast on Reddit? ›

- A seven-day forecast can accurately predict the weather about 80 percent of the time. - A five-day forecast can accurately predict the weather approximately 90 percent of the time. - However, a 10-day—or longer—forecast is only right about half the time.

How accurate is the AccuWeather app? ›

For both 24-hour high- and low-temperature forecasts, AccuWeather was the most accurate provider with the lowest average of absolute error and the greater percentage of forecast accuracy within 3 degrees of actual temperature observations.

Which weather app is most accurate? ›

Our Top 10 Most Accurate Weather Apps Forecasting - Free and Paid:
  • The Weather Channel - Best Free Weather App Overall.
  • AccuWeather - Most Accurate Weather App.
  • WeatherBug - Best App for Free Weather Alerts.
  • Dark Sky - Best Weather App for iPhone.
  • Shadow Weather - Best Weather App for Android.

What food is Thunder Bay known for? ›

Some of the most well-known things about Thunder Bay are the persian, Finnish pancakes and Heartbeat Hot Sauce, all of which can be found at many locations in Thunder Bay. The persian is a local favourite and has a long history in the city – a cinnamon-roll-like treat topped with a sweet berry icing.

What is the nickname for Thunder Bay? ›

The city is often referred to as the "Lakehead", or "Canadian Lakehead", because of its location at the end of Great Lakes navigation on the Canadian side of the border.

What was the old name for Thunder Bay? ›

The coming together of diverse cultures is reflected in the formation of the city itself - two towns that developed side by side. Port Arthur and Fort William amalgamated in 1970 and became the City of Thunder Bay.

Is crime bad in Thunder Bay? ›

The overall crime rate in Thunder Bay in 2022 was 5,842 per 100,000 people, down five per cent from 2021. Compared to the provincial average, Thunder Bay ranks well above the 58.5 crime severity index in Ontario and the total crime rate of 4,151.

Is Thunder Bay expensive? ›

The average cost of living in Thunder Bay is $3,298/month for a single person who rents. This average is based on many factors including the cost of housing, transportation, groceries, and entertainment.

Is Thunder Bay a beautiful city? ›

Thunder Bay is a beautiful city (except in early spring mud season) on the shores of Lake Superior--the largest of all the Great Lakes. It isn't a huge community, but it's not small by Canadian standards, either, with a population of about 110,000 people.

How accurate is a 5 day forecast on Reddit? ›

- A five-day forecast can accurately predict the weather approximately 90 percent of the time. - However, a 10-day—or longer—forecast is only right about half the time.

How many days before can you predict weather? ›

Unlike the tides and the orbit of planets, the atmospheric system has an intrinsic limit that represents a natural and ultimate boundary beyond which prediction is no longer possible. "Research has repeatedly reached the same conclusions: We can predict the weather up to 14 days in advance at best," said Dr.

How accurate are weather forecasts 14 days out on Reddit? ›

10-14 day forecasts are typically reasonably accurate depending on the model and local complications. A climate prediction might be okay past a week. Weather prediction, on the other hand, is not accurate at all past 7 days and is unlikely to improve.

What does 60 chance of rain mean? ›

Closer look at percentages

Let's use 60% as the rain chance in the forecast. That means 60% of the entire area (Central Florida) could see measurable rain at some point in the day, while the other 40% won't. That goes beyond the city that you live in.

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