FPCN39 CWLW 071430
SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF
ENVIRONMENT CANADA AT 7:00 AM PST THURSDAY 7 FEBRUARY 2002 FOR TODAY.

MIXING HEIGHTS IN METRES ABOVE SEA LEVEL.  AVERAGE WINDS IN KM/H.
SUBTRACT 20 FROM THE VENTILATION INDEX IN VALLEYS IF THE MIXING
HEIGHT IS BELOW THE HEIGHT OF LOCAL MOUNTAINS OR HILLS.

07-February-2002
SOUTHERN INTERIOR                       TODAY                           TOMORROW
                7:00 AM                 4:00 PM                 4:00 PM
                VI      WND     MXG HT  VI      WND     MXG HT  VI      WND     MXG HT
                        KM/H    M               KM/H    M               KM/H    M
FRASER CANYON   36/FAIR 22      482     57/GOOD 17      882     28/POOR 7       762
KAMLOOPS        39/FAIR 31      546     95/GOOD 22      1652    49/FAIR 12      1078
OKANAGAN        36/FAIR 26      670     82/GOOD 18      1630    49/FAIR 13      1123
CASTLEGAR       49/FAIR 23      878     51/FAIR 14      1163    55/GOOD 13      1298
CRANBROOK       29/POOR 30      1068    50/FAIR 10      1854    83/GOOD 18      2157
REVELSTOKE      50/FAIR 22      850     49/FAIR 11      1256    41/FAIR 10      1114
GOLDEN          21/POOR 24      877     46/FAIR 12      1457    56/GOOD 13      1632

FORECAST UPPER WINDS FOR THIS AFTERNOON
                900m    1800m   2700m
PENTICTON       0  0    SW 56   W  81
CRANBROOK               SW 57   W  80

CENTRAL INTERIOR                        TODAY                           TOMORROW
                7:00 AM                 4:00 PM                 4:00 PM
                VI      WND     MXG HT  VI      WND     MXG HT  VI      WND     MXG HT
                        KM/H    M               KM/H    M               KM/H    M
QUESNEL         24/POOR 21      680     83/GOOD 19      1691    28/POOR 12      852
100 MILE        30/POOR 30      1077    93/GOOD 23      2129    33/POOR 10      1418
WILLIAMS LAKE   24/POOR 22      1073    82/GOOD 23      1867    28/POOR 20      1127
PUNTZI MTN      18/POOR 24      977     99/GOOD 26      2510    33/POOR 12      1311
PRINCE GEORGE   14/POOR 13      764     28/POOR 9       1114    34/FAIR 15      1027
BURNS LAKE      17/POOR 22      784     36/FAIR 11      1213    28/POOR 12      1019
SMITHERS        14/POOR 11      598     29/POOR 8       1018    28/POOR 11      856
MCBRIDE         23/POOR 16      893     49/FAIR 21      1156    40/FAIR 15      1165
CLEARWATER      39/FAIR 24      658     73/GOOD 18      1341    55/GOOD 15      1095

FORECAST UPPER WINDS FOR THIS AFTERNOON
                900m    1800m   2700m
PR. GEORGE              SW 26   SW 33
SMITHERS                W  22   W  35

NORTHERN BC/YUKON                       TODAY                           TOMORROW
                7:00 AM                 4:00 PM                 4:00 PM
                VI      WND     MXG HT  VI      WND     MXG HT  VI      WND     MXG HT
                        KM/H    M               KM/H    M               KM/H    M
FORT NELSON     19/POOR 22      470     15/POOR 6       580     13/POOR 13      439
FT ST JOHN      28/POOR 12      1006    37/FAIR 19      995     21/POOR 21      799
WHITEHORSE      10/POOR 6       728     20/POOR 11      883     26/POOR 20      871
DAWSON          11/POOR 6       437     18/POOR 12      505     16/POOR 10      492
WATSON LAKE     14/POOR 22      728     12/POOR 13      737     13/POOR 5       835

FORECAST UPPER WINDS FOR THIS AFTERNOON
                900m    1800m   2700m
DEASE LAKE              NE 19   0  0
WATSON LAKE             N  19   N  19
WHITEHORSE              N  9    0  0
MAYO                    W  30   W  37

COAST                                   TODAY                           TOMORROW
                7:00 AM                 4:00 PM                 4:00 PM
                VI      WND     MXG HT  VI      WND     MXG HT  VI      WND     MXG HT
                        KM/H    M               KM/H    M               KM/H    M
VANCOUVER       31/POOR 35      126     24/POOR 24      124     18/POOR 7       238
FRASER VALLEY   19/POOR 29      122     19/POOR 16      179     34/FAIR 12      482
SQUAMISH        22/POOR 23      156     19/POOR 16      174     26/POOR 6       595
SRN VAN ISLD    28/POOR 31      139     19/POOR 15      145     52/FAIR 15      664
CNTRL VAN ISLD  29/POOR 30      152     38/FAIR 20      324     40/FAIR 10      674
NRN VAN ISLD    14/POOR 28      57      13/POOR 14      70      19/POOR 13      165
TERRACE         12/POOR 8       283     30/POOR 8       723     27/POOR 9       616
STEWART         16/POOR 22      67      17/POOR 22      77      21/POOR 14      163

FORECAST UPPER WINDS FOR THIS AFTERNOON
                900m    1800m   2700m
VANCOUVER       SW 56   SW 57   SW 59
SANDSPIT        SW 52   SW 46   SW 46
PORT HARDY      0  0    0  0    E  9


VENTILATION GUIDELINES:
POOR:   0-33
FAIR:   34-54
GOOD:   55-100
VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET.

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