FPCN48 CWAO 152000 ULTRAVIOLET (UV) INDEX FORECAST FOR CANADIAN CITIES ISSUED BY ENVIRONMENT CANADA AT 4:00 P.M. EDT TUESDAY 15 APRIL 2025 FOR TUESDAY AFTERNOON AND WEDNESDAY. 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 WHITEHORSE CLEARING 2 LOW NONE VANCOUVER A MIX OF SUN AND CLOUD 4 MODERATE 10 AM TO 4 PM VICTORIA MAINLY SUNNY 5 MODERATE 10 AM TO 4 PM KAMLOOPS CHANCE OF SHOWERS 4 MODERATE 10 AM TO 3 PM NANAIMO MAINLY SUNNY 5 MODERATE 10 AM TO 4 PM PORT HARDY CHANCE OF SHOWERS 4 MODERATE 10 AM TO 4 PM PRINCE RUPERT CHANCE OF SHOWERS 3 MODERATE 11 AM TO 3 PM KELOWNA CHANCE OF SHOWERS 4 MODERATE 10 AM TO 3 PM PRINCE GEORGE CLEARING 3 MODERATE 11 AM TO 3 PM CRANBROOK CHANCE OF SHOWERS 5 MODERATE 10 AM TO 4 PM CASTLEGAR CHANCE OF SHOWERS 5 MODERATE 10 AM TO 4 PM WEDNESDAY LOCATION WEATHER FORECAST UV INDEX CATEGORY TIME ABOVE 3 RESOLUTE MAINLY SUNNY 1 LOW NONE INUVIK MAINLY CLOUDY 2 LOW NONE RANKIN INLET MAINLY SUNNY 3 MODERATE 11 AM TO 2 PM YELLOWKNIFE PERIODS OF SNOW 1 LOW NONE WHITEHORSE A MIX OF SUN AND CLOUD 3 MODERATE 12 PM TO 3 PM VANCOUVER SUNNY 5 MODERATE 10 AM TO 4 PM VICTORIA SUNNY 5 MODERATE 10 AM TO 4 PM KAMLOOPS SUNNY 4 MODERATE 10 AM TO 3 PM NANAIMO SUNNY 5 MODERATE 10 AM TO 4 PM PORT HARDY SUNNY 5 MODERATE 10 AM TO 4 PM PRINCE RUPERT MAINLY SUNNY 4 MODERATE 11 AM TO 4 PM KELOWNA SUNNY 4 MODERATE 10 AM TO 3 PM PRINCE GEORGE SUNNY 4 MODERATE 11 AM TO 3 PM CRANBROOK CHANCE OF SHOWERS 3 MODERATE 11 AM TO 3 PM CASTLEGAR MAINLY SUNNY 4 MODERATE 11 AM TO 3 PM EDMONTON INCREASING CLOUDINESS 3 MODERATE 11 AM TO 3 PM CALGARY FLURRIES 3 MODERATE 11 AM TO 3 PM LETHBRIDGE SNOW OR RAIN 1 LOW NONE RED DEER A MIX OF SUN AND CLOUD 3 MODERATE 11 AM TO 3 PM MEDICINE HAT OVERCAST 2 LOW NONE BANFF FLURRIES 2 LOW NONE GRANDE PRAIRIE FLURRIES 3 MODERATE 12 PM TO 3 PM SASKATOON CLEARING 4 MODERATE 10 AM TO 3 PM REGINA RAIN SHOWERS OR FLURRIES 4 MODERATE 10 AM TO 3 PM YORKTON CHANCE OF SHOWERS 4 MODERATE 11 AM TO 3 PM THOMPSON SNOW 1 LOW NONE WINNIPEG MAINLY CLOUDY 4 MODERATE 10 AM TO 4 PM THUNDER BAY SUNNY 5 MODERATE 11 AM TO 4 PM SUDBURY CLEARING 4 MODERATE 1 PM TO 4 PM WINDSOR CLEARING 6 HIGH 10 AM TO 4 PM TORONTO FLURRIES 2 LOW NONE BARRIE FLURRIES 2 LOW NONE LONDON FLURRIES 4 MODERATE 11 AM TO 4 PM OTTAWA CHANCE OF SNOW OR RAIN 3 MODERATE 11 AM TO 2 PM KINGSTON FLURRIES OR RAIN SHOWERS 3 MODERATE 11 AM TO 1 PM MONTREAL RAIN SHOWERS OR FLURRIES 3 MODERATE 11 AM TO 12 PM SHERBROOKE SNOW MIXED WITH RAIN 1 LOW NONE QUEBEC RAIN 1 LOW NONE STE-ADELE FLURRIES OR RAIN SHOWERS 2 LOW NONE FREDERICTON CHANCE OF SHOWERS 4 MODERATE 10 AM TO 3 PM SAINT JOHN NB CHANCE OF SHOWERS 5 MODERATE 10 AM TO 3 PM SYDNEY PERIODS OF RAIN 5 MODERATE 10 AM TO 4 PM HALIFAX CHANCE OF SHOWERS 5 MODERATE 10 AM TO 4 PM CHARLOTTETOWN A FEW SHOWERS 5 MODERATE 12 PM TO 4 PM ST. JOHN'S NF SHOWERS OR DRIZZLE 3 MODERATE 2 PM TO 3 PM GOOSE BAY SNOW MIXED WITH RAIN 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.