FPCN48 CWAO 240700 ULTRAVIOLET (UV) INDEX FORECAST FOR CANADIAN CITIES ISSUED BY ENVIRONMENT CANADA AT 3:00 A.M. EDT FRIDAY 24 OCTOBER 2025 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 RESOLUTE FLURRIES 0 LOW NONE INUVIK PERIODS OF SNOW 0 LOW NONE RANKIN INLET MAINLY CLOUDY 0 LOW NONE YELLOWKNIFE A MIX OF SUN AND CLOUD 1 LOW NONE WHITEHORSE A MIX OF SUN AND CLOUD 0 LOW NONE VANCOUVER RAIN 0 LOW NONE VICTORIA RAIN 1 LOW NONE KAMLOOPS CHANCE OF SHOWERS 1 LOW NONE NANAIMO RAIN AT TIMES HEAVY 2 LOW NONE PORT HARDY SHOWERS 1 LOW NONE PRINCE RUPERT SHOWERS 0 LOW NONE KELOWNA PERIODS OF RAIN 1 LOW NONE PRINCE GEORGE PERIODS OF RAIN 0 LOW NONE CRANBROOK A MIX OF SUN AND CLOUD 2 LOW NONE CASTLEGAR RAIN 1 LOW NONE EDMONTON A MIX OF SUN AND CLOUD 2 LOW NONE CALGARY A MIX OF SUN AND CLOUD 2 LOW NONE LETHBRIDGE MAINLY CLOUDY 2 LOW NONE RED DEER A MIX OF SUN AND CLOUD 2 LOW NONE MEDICINE HAT A MIX OF SUN AND CLOUD 2 LOW NONE BANFF CHANCE OF SHOWERS 2 LOW NONE GRANDE PRAIRIE A MIX OF SUN AND CLOUD 1 LOW NONE SASKATOON MAINLY SUNNY 2 LOW NONE REGINA SUNNY 2 LOW NONE YORKTON SUNNY 2 LOW NONE THOMPSON A MIX OF SUN AND CLOUD 1 LOW NONE WINNIPEG SUNNY 2 LOW NONE THUNDER BAY A MIX OF SUN AND CLOUD 2 LOW NONE SUDBURY RAIN SHOWERS OR FLURRIES 1 LOW NONE WINDSOR A MIX OF SUN AND CLOUD 3 MODERATE 11 AM TO 2 PM TORONTO CHANCE OF SHOWERS 2 LOW NONE BARRIE SHOWERS 1 LOW NONE LONDON A FEW SHOWERS 1 LOW NONE OTTAWA CHANCE OF SHOWERS 2 LOW NONE KINGSTON CHANCE OF SHOWERS 3 MODERATE 11 AM TO 1 PM MONTREAL A MIX OF SUN AND CLOUD 2 LOW NONE SHERBROOKE CHANCE OF SHOWERS 2 LOW NONE QUEBEC A MIX OF SUN AND CLOUD 2 LOW NONE STE-ADELE A MIX OF SUN AND CLOUD 2 LOW NONE FREDERICTON MAINLY SUNNY 3 MODERATE 12 PM TO 2 PM SAINT JOHN NB SUNNY 3 MODERATE 12 PM TO 1 PM SYDNEY CHANCE OF SHOWERS 3 MODERATE 11 AM TO 12 PM HALIFAX CHANCE OF SHOWERS 3 MODERATE 12 PM TO 1 PM CHARLOTTETOWN MAINLY SUNNY 3 MODERATE 12 PM TO 1 PM ST. JOHN'S NF SHOWERS 1 LOW NONE GOOSE BAY CHANCE OF SHOWERS 2 LOW NONE 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.