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Canadian Daily UV Index Forecast


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

 
FPCN48 CWAO 201800
Ultraviolet (UV) index forecast for Canadian cities issued by Environment Canada
at 2 pm EDT Tuesday 20 April 2021 for Tuesday.

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.

Tuesday
Location       Weather forecast             UV index  Category   Time above 3

Iqaluit        Periods of light snow        3         Moderate    1 pm to  2 pm
Resolute       Periods of light snow        1         Low        None
Inuvik         Snow                         1         Low        None
Rankin Inlet   Flurries                     2         Low        None
Yellowknife    Sunny                        5         Moderate   11 am to  4 pm
Whitehorse     A mix of sun and cloud       6         High       11 am to  5 pm
Vancouver      Sunny                        6         High       11 am to  4 pm
Victoria       Sunny                        6         High       11 am to  4 pm
Kamloops       Sunny                        7         High       10 am to  4 pm
Nanaimo        Sunny                        6         High       11 am to  4 pm
Port Hardy     Mainly sunny                 6         High       11 am to  4 pm
Prince Rupert  Clearing                     5         Moderate   11 am to  4 pm
Kelowna        Sunny                        7         High       10 am to  4 pm
Prince George  Sunny                        5         Moderate   11 am to  4 pm
Cranbrook      Mainly sunny                 8         Very high  11 am to  5 pm
Castlegar      Sunny                        8         Very high  11 am to  5 pm
Edmonton       Sunny                        5         Moderate   11 am to  4 pm
Calgary        Sunny                        7         High       11 am to  5 pm
Lethbridge     Clearing                     6         High       11 am to  4 pm
Red Deer       Sunny                        7         High       10 am to  5 pm
Medicine Hat   Sunny                        6         High       11 am to  4 pm
Banff          Sunny                        8         Very high  11 am to  5 pm
Grande Prairie Sunny                        5         Moderate   11 am to  5 pm
Saskatoon      Clearing                     5         Moderate   11 am to  4 pm
Regina         Mainly sunny                 5         Moderate   10 am to  4 pm
Yorkton        Flurries or rain showers     6         High       10 am to  4 pm
Thompson       Flurries                     3         Moderate   12 pm to  3 pm
Winnipeg       Flurries                     4         Moderate   12 pm to  3 pm
Thunder Bay    Flurries                     6         High       11 am to  5 pm
Sudbury        Flurries                     2         Low        None
Windsor        Periods of rain and snow     4         Moderate   12 pm to  3 pm
Toronto        Mainly cloudy                4         Moderate   12 pm to  3 pm
Barrie         Flurries                     4         Moderate   12 pm to  3 pm
London         Rain showers or flurries     5         Moderate   11 am to  4 pm
Ottawa         A few showers                3         Moderate   12 pm to  2 pm
Kingston       A few showers                6         High       10 am to  4 pm
Montreal       A few showers                5         Moderate   11 am to  4 pm
Sherbrooke     A few showers                2         Low        None
Quebec         Showers                      4         Moderate    2 pm to  3 pm
Ste-Adele      Showers                      4         Moderate   11 am to  3 pm
Fredericton    Mainly sunny                 6         High       11 am to  4 pm
Saint John NB  Sunny                        6         High       11 am to  4 pm
Sydney         Chance of showers            6         High       10 am to  4 pm
Halifax        Sunny                        6         High       11 am to  4 pm
Charlottetown  Showers or drizzle           5         Moderate   11 am to  4 pm
St. John's NF  Rain showers or flurries     2         Low        None
Goose Bay      Flurries or rain showers     4         Moderate   11 am to  3 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.

More information on the UV index

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