FPCN48 CWAO 181900 ULTRAVIOLET (UV) INDEX FORECAST FOR CANADIAN CITIES ISSUED BY ENVIRONMENT CANADA AT 3:00 P.M. EDT WEDNESDAY 18 SEPTEMBER 2024 FOR 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. WEDNESDAY LOCATION WEATHER FORECAST UV INDEX CATEGORY TIME ABOVE 3 RESOLUTE FLURRIES OR RAIN SHOWERS 1 LOW NONE INUVIK A MIX OF SUN AND CLOUD 1 LOW NONE RANKIN INLET MAINLY CLOUDY 1 LOW NONE YELLOWKNIFE RAIN 1 LOW NONE WHITEHORSE CHANCE OF SHOWERS 2 LOW NONE VANCOUVER CHANCE OF SHOWERS 4 MODERATE 10 AM TO 3 PM VICTORIA CHANCE OF SHOWERS 4 MODERATE 11 AM TO 3 PM KAMLOOPS PERIODS OF DRIZZLE 4 MODERATE 10 AM TO 3 PM NANAIMO CHANCE OF SHOWERS 3 MODERATE 11 AM TO 3 PM PORT HARDY CLEARING 3 MODERATE 12 PM TO 2 PM PRINCE RUPERT CHANCE OF SHOWERS 3 MODERATE 12 PM TO 3 PM KELOWNA MAINLY SUNNY 4 MODERATE 10 AM TO 3 PM PRINCE GEORGE CHANCE OF SHOWERS 3 MODERATE 11 AM TO 3 PM CRANBROOK SUNNY 4 MODERATE 11 AM TO 3 PM CASTLEGAR SUNNY 4 MODERATE 11 AM TO 3 PM EDMONTON MAINLY SUNNY 3 MODERATE 11 AM TO 3 PM CALGARY MAINLY SUNNY 4 MODERATE 11 AM TO 3 PM LETHBRIDGE CHANCE OF SHOWERS 3 MODERATE 11 AM TO 3 PM RED DEER MAINLY SUNNY 4 MODERATE 11 AM TO 3 PM MEDICINE HAT A FEW SHOWERS 2 LOW NONE BANFF MAINLY SUNNY 3 MODERATE 11 AM TO 3 PM GRANDE PRAIRIE MAINLY SUNNY 3 MODERATE 12 PM TO 3 PM SASKATOON SHOWERS 2 LOW NONE REGINA SHOWERS OR THUNDERSTORMS 3 MODERATE 11 AM TO 3 PM YORKTON SHOWERS 2 LOW NONE THOMPSON MAINLY SUNNY 3 MODERATE 11 AM TO 3 PM WINNIPEG A FEW SHOWERS 3 MODERATE 2 PM TO 3 PM THUNDER BAY CHANCE OF SHOWERS 5 MODERATE 11 AM TO 4 PM SUDBURY SUNNY 5 MODERATE 10 AM TO 4 PM WINDSOR MAINLY SUNNY 6 HIGH 10 AM TO 4 PM TORONTO MAINLY SUNNY 6 HIGH 10 AM TO 4 PM BARRIE SUNNY 6 HIGH 10 AM TO 4 PM LONDON MAINLY SUNNY 6 HIGH 10 AM TO 4 PM OTTAWA A MIX OF SUN AND CLOUD 6 HIGH 9 AM TO 3 PM KINGSTON A MIX OF SUN AND CLOUD 6 HIGH 10 AM TO 4 PM MONTREAL A MIX OF SUN AND CLOUD 6 HIGH 9 AM TO 3 PM SHERBROOKE A MIX OF SUN AND CLOUD 6 HIGH 9 AM TO 3 PM QUEBEC MAINLY SUNNY 6 HIGH 9 AM TO 3 PM STE-ADELE MAINLY SUNNY 6 HIGH 9 AM TO 3 PM FREDERICTON SUNNY 6 HIGH 10 AM TO 4 PM SAINT JOHN NB SUNNY 6 HIGH 10 AM TO 4 PM SYDNEY SUNNY 6 HIGH 10 AM TO 3 PM HALIFAX SUNNY 6 HIGH 10 AM TO 4 PM CHARLOTTETOWN SUNNY 6 HIGH 10 AM TO 3 PM ST. JOHN'S NF CHANCE OF SHOWERS 4 MODERATE 10 AM TO 3 PM GOOSE BAY A MIX OF SUN AND CLOUD 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.