Environment Canada's Official Text Forecasts

Use your BROWSER BACK BUTTON to return to this page from the selected forecasts

Choose a Province or Territory
AB  |  BC  |  MB  |  NB  |  NL  |  NS  |  NT  |  NU  |  ON  |  PE  |  QC  |  SK  |  YT 

Canadian Daily UV Index Forecast

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

 
FPCN48 CWAO 230745
ENVIRONMENT CANADA FORECAST ULTRAVIOLET (UV) INDICES FOR SELECTED
CANADIAN CITIES FOR FRIDAY NOVEMBER 23 2007. THE UV INDEX
BULLETIN IS ISSUED TWICE DAILY EVERY 12 HOURS. 
                                                                     
THE FORECAST MAXIMUM UV INDEX INCLUDES THE EFFECT OF CLOUDS AND      
WEATHER. ULTRAVIOLET INTENSITIES UNDER CLOUD COVER AND/OR            
PRECIPITATION WILL BE HIGHER THAN STATED IF SUNNY BREAKS OCCUR.      
                                                                     
VARIABLE CLOUD DAYS ALLOW FULL ULTRAVIOLET EXPOSURE DURING THE SUNNY 
PERIODS.                                                             
                                                                     
                               FCST UV                   TIMES UV    
LOCATION        WEATHER         INDEX      CATEGORY       ABOVE 3    
                                                                     
IQALUIT        SUNNY               0          LOW              NIL  
RESOLUTE       CLEAR               0          LOW           MISSING 
INUVIK         INCRG CLOUDINESS    0          LOW           MISSING 
RANKIN INLET   FLURRIES            0          LOW              NIL  
YELLOWKNIFE    MAINLY SUNNY        0          LOW              NIL  
WHITEHORSE     WINDY               1          LOW              NIL  
 
VANCOUVER      SUNNY               1          LOW              NIL  
VICTORIA       MAINLY SUNNY        1          LOW              NIL  
KAMLOOPS       MAINLY SUNNY        1          LOW              NIL  
NANAIMO        MAINLY SUNNY        1          LOW              NIL  
PORT HARDY     OVERCAST            1          LOW              NIL  
PRINCE RUPERT  RAIN                1          LOW              NIL  
KELOWNA        SUNNY               1          LOW              NIL  
PRINCE GEORGE  MAINLY CLOUDY       1          LOW              NIL  
CRANBROOK      VARIABLE CLOUD      1          LOW              NIL  
CASTLEGAR      MAINLY SUNNY        1          LOW              NIL  
 
EDMONTON       SUNNY               1          LOW              NIL  
CALGARY        SUNNY               1          LOW              NIL  
LETHBRIDGE     VARIABLE CLOUD      1          LOW              NIL  
RED DEER       SUNNY               1          LOW              NIL  
MEDICINE HAT   CLEARING            1          LOW              NIL  
BANFF          INCRG CLOUDINESS    1          LOW              NIL  
GRANDE PRAIRIE SUNNY               1          LOW              NIL  
SASKATOON      OVERCAST            1          LOW              NIL  
REGINA         CLOUDY              1          LOW              NIL  
YORKTON        OVERCAST            1          LOW              NIL  
THOMPSON       INCRG CLOUDINESS    1          LOW              NIL  
WINNIPEG       FLURRIES            1          LOW              NIL  
 
THUNDER BAY    FLURRIES            1          LOW              NIL  
SUDBURY        VARIABLE CLOUD      1          LOW              NIL  
WINDSOR        SUNNY               2          LOW              NIL  
TORONTO        MAINLY SUNNY        1          LOW              NIL  
BARRIE         FLURRIES            1          LOW              NIL  
LONDON         FLURRIES            1          LOW              NIL  
OTTAWA         MAINLY CLOUDY       1          LOW              NIL  
KINGSTON       MISSING             1          LOW              NIL  
MONTREAL       CLOUDY              1          LOW              NIL  
SHERBROOKE     FLURRIES            1          LOW              NIL  
QUEBEC         CLOUDY              1          LOW              NIL  
STE-ADELE      CLOUDY              1          LOW              NIL  
 
FREDERICTON    VARIABLE CLOUD      1          LOW              NIL  
SAINT JOHN NB  MAINLY CLOUDY       1          LOW              NIL  
SYDNEY         DRIZZLE             2          LOW              NIL  
HALIFAX        MAINLY CLOUDY       2          LOW              NIL  
CHARLOTTETOWN  MAINLY CLOUDY       1          LOW              NIL  
ST. JOHN'S NFL DRIZZLE             2          LOW              NIL  
GOOSE BAY      HEAVY SNOW          1          LOW              NIL  

ALL TIMES MENTIONED IN THIS BULLETIN ARE IN LOCAL TIME.
 
SUN TIP:
REFLECTION FROM ICE AND SNOW CAN INCREASE THE AMOUNT OF UV          
RECEIVED.                                                           
 
                                                                     
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                        LESS THAN 2                           
                                                                     
NOTE: UV INDEX VALUES ABOVE 3 INVOLVE USE OF DIFFERENT               
SUN-PROTECTIVE MEASURES.                                             
                                                                     
THIS BULLETIN WILL NOT BE AMENDED. CONTACT YOUR LOCAL ENVIRONMENT    
CANADA WEATHER OFFICE TO OBTAIN THE MOST UP-TO-DATE WEATHER AND UV   
INDEX INFORMATION