FPCN48 CWAO 271700 ULTRAVIOLET (UV) INDEX FORECAST FOR CANADIAN CITIES ISSUED BY ENVIRONMENT CANADA AT 1:00 P.M. EDT SUNDAY 27 APRIL 2025 FOR SUNDAY. 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. SUNDAY LOCATION WEATHER FORECAST UV INDEX CATEGORY TIME ABOVE 3 RESOLUTE FLURRIES 2 LOW NONE INUVIK A MIX OF SUN AND CLOUD 2 LOW NONE RANKIN INLET LIGHT SNOW 4 MODERATE 10 AM TO 1 PM YELLOWKNIFE SUNNY 3 MODERATE 12 PM TO 2 PM WHITEHORSE A MIX OF SUN AND CLOUD 3 MODERATE 11 AM TO 4 PM VANCOUVER CHANCE OF SHOWERS 4 MODERATE 10 AM TO 3 PM VICTORIA SUNNY 5 MODERATE 9 AM TO 4 PM KAMLOOPS A MIX OF SUN AND CLOUD 5 MODERATE 9 AM TO 4 PM NANAIMO SUNNY 5 MODERATE 10 AM TO 4 PM PORT HARDY A MIX OF SUN AND CLOUD 5 MODERATE 10 AM TO 4 PM PRINCE RUPERT A MIX OF SUN AND CLOUD 5 MODERATE 10 AM TO 4 PM KELOWNA MAINLY SUNNY 5 MODERATE 9 AM TO 4 PM PRINCE GEORGE A MIX OF SUN AND CLOUD 4 MODERATE 10 AM TO 4 PM CRANBROOK CHANCE OF SHOWERS 5 MODERATE 10 AM TO 4 PM CASTLEGAR CHANCE OF SHOWERS 5 MODERATE 10 AM TO 4 PM EDMONTON RAIN 4 MODERATE 10 AM TO 4 PM CALGARY CHANCE OF SHOWERS 2 LOW NONE LETHBRIDGE CHANCE OF SHOWERS 5 MODERATE 10 AM TO 4 PM RED DEER PERIODS OF RAIN 2 LOW NONE MEDICINE HAT CHANCE OF SHOWERS 5 MODERATE 10 AM TO 4 PM BANFF PERIODS OF SNOW AND RAIN 1 LOW NONE GRANDE PRAIRIE FLURRIES OR RAIN SHOWERS 4 MODERATE 11 AM TO 4 PM SASKATOON CHANCE OF SHOWERS 4 MODERATE 10 AM TO 3 PM REGINA CHANCE OF SHOWERS 6 HIGH 9 AM TO 3 PM YORKTON A MIX OF SUN AND CLOUD 5 MODERATE 9 AM TO 4 PM THOMPSON SHOWERS 4 MODERATE 10 AM TO 1 PM WINNIPEG PERIODS OF DRIZZLE 5 MODERATE 12 PM TO 4 PM THUNDER BAY CHANCE OF SHOWERS 5 MODERATE 10 AM TO 4 PM SUDBURY SUNNY 6 HIGH 10 AM TO 4 PM WINDSOR SUNNY 7 HIGH 9 AM TO 5 PM TORONTO SUNNY 6 HIGH 9 AM TO 4 PM BARRIE SUNNY 6 HIGH 9 AM TO 4 PM LONDON SUNNY 7 HIGH 9 AM TO 5 PM OTTAWA PERIODS OF RAIN 6 HIGH 9 AM TO 4 PM KINGSTON PERIODS OF RAIN 6 HIGH 10 AM TO 4 PM MONTREAL RAIN 2 LOW NONE SHERBROOKE RAIN MIXED WITH SNOW 1 LOW NONE QUEBEC RAIN 2 LOW NONE STE-ADELE RAIN MIXED WITH SNOW 4 MODERATE 11 AM TO 4 PM FREDERICTON PERIODS OF RAIN 1 LOW NONE SAINT JOHN NB PERIODS OF RAIN OR DRIZZLE 1 LOW NONE SYDNEY RAIN AT TIMES HEAVY 1 LOW NONE HALIFAX CHANCE OF SHOWERS 5 MODERATE 10 AM TO 1 PM CHARLOTTETOWN PERIODS OF RAIN 5 MODERATE 1 PM TO 4 PM ST. JOHN'S NF RAIN 1 LOW NONE GOOSE BAY SUNNY 4 MODERATE 10 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.