FPCN39 CWLW 111330 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT TUESDAY 11 SEPTEMBER 2001 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. 11-September-2001 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 25/POOR 11 515 23/POOR 2 1567 35/FAIR 5 1292 KAMLOOPS 18/POOR 9 526 48/FAIR 6 1749 51/FAIR 10 1296 OKANAGAN 22/POOR 11 672 54/FAIR 7 1903 59/GOOD 9 1773 CASTLEGAR 27/POOR 15 732 43/FAIR 4 2295 60/GOOD 8 2010 CRANBROOK 34/FAIR 12 1357 69/GOOD 13 2115 69/GOOD 16 1903 REVELSTOKE 12/POOR 5 565 32/POOR 3 1980 38/FAIR 6 1441 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PENTICTON 0 0 NE 9 W 24 CRANBROOK E 20 W 20 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 14/POOR 5 716 43/FAIR 5 1978 31/POOR 4 1634 100 MILE 14/POOR 6 1082 43/FAIR 7 1952 29/POOR 11 1302 WILLIAMS LAKE 14/POOR 7 1072 22/POOR 3 1775 33/FAIR 6 1742 PUNTZI MTN 18/POOR 10 1080 54/GOOD 11 1847 56/GOOD 9 2129 PRINCE GEORGE 41/FAIR 23 986 65/GOOD 10 2095 29/POOR 4 1693 BURNS LAKE 57/GOOD 24 1011 82/GOOD 17 1801 42/FAIR 7 1540 SMITHERS 61/GOOD 23 1058 83/GOOD 18 1737 36/FAIR 7 1321 MCBRIDE 41/FAIR 17 1130 48/FAIR 6 2162 28/POOR 3 1958 CLEARWATER 23/POOR 14 582 31/POOR 4 1499 31/POOR 12 754 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PR. GEORGE E 15 0 0 SMITHERS SE 48 SE 20 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 9/POOR 2 418 68/GOOD 12 1623 92/GOOD 28 1345 FT ST JOHN 33/POOR 14 1031 40/FAIR 5 1984 99/GOOD 27 2070 WHITEHORSE 49/FAIR 24 1066 99/GOOD 26 2041 91/GOOD 24 1800 DAWSON 51/FAIR 27 712 99/GOOD 27 1788 57/GOOD 15 1113 WATSON LAKE 19/POOR 14 825 93/GOOD 21 1979 48/FAIR 17 1191 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m DEASE LAKE SE 33 SE 22 WATSON LAKE SE 20 SE 26 WHITEHORSE SE 43 SE 37 MAYO S 24 S 28 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 18/POOR 19 91 37/FAIR 18 322 41/FAIR 21 318 FRASER VALLEY 16/POOR 12 169 32/POOR 7 727 38/FAIR 9 721 SRN VAN ISLD 17/POOR 14 118 20/POOR 10 220 18/POOR 7 250 CNTRL VAN ISLD 18/POOR 16 127 35/FAIR 11 501 42/FAIR 12 609 NRN VAN ISLD 12/POOR 3 211 18/POOR 6 297 48/FAIR 20 447 TERRACE 54/GOOD 21 706 59/GOOD 10 1396 27/POOR 5 923 STEWART 59/GOOD 23 522 40/FAIR 17 391 15/POOR 8 148 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m VANCOUVER E 13 0 0 W 20 SANDSPIT 0 0 W 15 W 19 PORT HARDY S 20 SW 15 SW 17 VENTILATION GUIDELINES: POOR: 0-33 FAIR: 34-54 GOOD: 55-100 VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/