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Canadian Daily UV Index Forecast

Forecast Regions

* NOTE: Corrected and/or amended bulletins are listed first *

 
FPCN48 CWAO 180300
Ultraviolet (UV) index forecast for Canadian cities issued by Environment Canada
at 11 pm EDT Thursday 17 June 2021 for Friday.

UV index is related to sky conditions and precipitations.
UV index would be higher than stated during sunny breaks or if weather
conditions improve.

All times are in local time.

Friday
Location       Weather forecast             UV index  Category   Time above 3

Iqaluit        Flurries or rain showers     4         Moderate   11 am to  3 pm
Resolute       A mix of sun and cloud       4         Moderate   11 am to  5 pm
Inuvik         Mainly sunny                 5         Moderate   12 pm to  5 pm
Rankin Inlet   A mix of sun and cloud       5         Moderate   10 am to  4 pm
Yellowknife    Sunny                        6         High       10 am to  5 pm
Whitehorse     Mainly cloudy                5         Moderate   11 am to  5 pm
Vancouver      Mainly sunny                 8         Very high  10 am to  5 pm
Victoria       Sunny                        8         Very high  10 am to  5 pm
Kamloops       Mainly sunny                 9         Very high   9 am to  5 pm
Nanaimo        Sunny                        8         Very high  10 am to  5 pm
Port Hardy     A mix of sun and cloud       8         Very high  10 am to  5 pm
Prince Rupert  Chance of showers            5         Moderate   11 am to  5 pm
Kelowna        Mainly sunny                 9         Very high   9 am to  5 pm
Prince George  Chance of showers            7         High       10 am to  5 pm
Cranbrook      Mainly sunny                 9         Very high  10 am to  5 pm
Castlegar      Mainly sunny                 9         Very high  10 am to  5 pm
Edmonton       Mainly sunny                 8         Very high  10 am to  5 pm
Calgary        Mainly sunny                 8         Very high  10 am to  5 pm
Lethbridge     Mainly sunny                 9         Very high  10 am to  5 pm
Red Deer       Mainly sunny                 8         Very high  10 am to  5 pm
Medicine Hat   Mainly sunny                 9         Very high  10 am to  5 pm
Banff          Increasing cloudiness        8         Very high  10 am to  5 pm
Grande Prairie Chance of showers            6         High       10 am to  5 pm
Saskatoon      Chance of showers            6         High       10 am to  4 pm
Regina         A mix of sun and cloud       6         High        9 am to  4 pm
Yorkton        Chance of showers            6         High       10 am to  4 pm
Thompson       Mainly sunny                 7         High       10 am to  5 pm
Winnipeg       Chance of showers            6         High       10 am to  5 pm
Thunder Bay    Chance of showers            6         High       10 am to  5 pm
Sudbury        Chance of showers            6         High       10 am to  5 pm
Windsor        Chance of showers            8         Very high  11 am to  5 pm
Toronto        Showers                      4         Moderate   11 am to  5 pm
Barrie         Showers                      6         High       11 am to  4 pm
London         Showers                      6         High       11 am to  4 pm
Ottawa         Chance of showers            5         Moderate    9 am to  4 pm
Kingston       A few showers                7         High        9 am to  3 pm
Montreal       Chance of showers            7         High        9 am to  4 pm
Sherbrooke     A mix of sun and cloud       7         High        9 am to  4 pm
Quebec         A mix of sun and cloud       7         High        9 am to  4 pm
Ste-Adele      Chance of showers            7         High        9 am to  4 pm
Fredericton    Sunny                        7         High       10 am to  5 pm
Saint John NB  Sunny                        7         High       10 am to  5 pm
Sydney         Mainly sunny                 8         Very high   9 am to  5 pm
Halifax        Sunny                        7         High       10 am to  5 pm
Charlottetown  Sunny                        8         Very high  10 am to  5 pm
St. John's NF  Clearing                     8         Very high   9 am to  4 pm
Goose Bay      Chance of showers            6         High        9 am to  4 pm

UV categories      UV index range (rounded values)

Extreme                 11 or higher
Very high                8 to 10
High                     6 to 7
Moderate                 3 to 5
Low                      2 or less

For sun protection tips you can visit Environment Canada's web site at
www.canada.ca/uv-index.

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