FPCN39 CWLW 131330 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT THURSDAY 13 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. 13-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 23/POOR 15 411 63/GOOD 8 1855 55/GOOD 5 2369 KAMLOOPS 16/POOR 14 444 75/GOOD 11 1980 76/GOOD 9 2392 OKANAGAN 18/POOR 16 560 77/GOOD 12 2011 53/FAIR 4 2915 CASTLEGAR 35/FAIR 21 741 60/GOOD 5 2945 52/FAIR 4 2925 CRANBROOK 32/POOR 16 1227 94/GOOD 13 3099 88/GOOD 11 3170 REVELSTOKE 16/POOR 12 547 62/GOOD 6 2605 50/FAIR 4 2702 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PENTICTON 0 0 NE 19 NE 9 CRANBROOK E 24 0 0 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 10/POOR 5 596 42/FAIR 6 1714 35/FAIR 6 1441 100 MILE 13/POOR 9 1016 52/FAIR 8 2140 52/FAIR 7 2340 WILLIAMS LAKE 14/POOR 8 1051 53/FAIR 8 2188 38/FAIR 4 2418 PUNTZI MTN 19/POOR 13 1057 55/GOOD 8 2210 57/GOOD 7 2510 PRINCE GEORGE 10/POOR 3 722 32/POOR 4 1861 34/FAIR 6 1525 BURNS LAKE 11/POOR 5 634 49/FAIR 7 1786 49/FAIR 9 1525 SMITHERS 13/POOR 4 684 42/FAIR 6 1667 48/FAIR 6 1940 MCBRIDE 9/POOR 1 756 36/FAIR 5 1849 33/POOR 4 1912 CLEARWATER 16/POOR 14 490 65/GOOD 9 1940 55/GOOD 7 1896 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PR. GEORGE NW 15 W 20 SMITHERS W 20 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 22 466 95/GOOD 20 1817 58/GOOD 11 1419 FT ST JOHN 28/POOR 25 845 78/GOOD 16 1908 62/GOOD 15 1543 WHITEHORSE 63/GOOD 34 1087 84/GOOD 30 1436 60/GOOD 13 1636 DAWSON 64/GOOD 30 821 99/GOOD 24 1794 99/GOOD 19 2393 WATSON LAKE 44/FAIR 21 1042 99/GOOD 25 2115 45/FAIR 7 1777 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m DEASE LAKE SW 57 SW 63 WATSON LAKE SW 63 W 59 WHITEHORSE S 78 SW 104 MAYO S 85 SW 70 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 15/POOR 16 68 45/FAIR 29 270 14/POOR 4 223 FRASER VALLEY 24/POOR 22 189 53/FAIR 13 816 34/FAIR 9 609 SRN VAN ISLD 23/POOR 27 116 20/POOR 11 203 15/POOR 5 236 CNTRL VAN ISLD 29/POOR 25 184 28/POOR 17 237 21/POOR 5 472 NRN VAN ISLD 37/FAIR 22 284 42/FAIR 23 321 29/POOR 16 269 TERRACE 14/POOR 8 323 21/POOR 3 985 35/FAIR 6 1078 STEWART 18/POOR 13 132 25/POOR 9 344 22/POOR 7 350 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m VANCOUVER NE 19 E 11 0 0 SANDSPIT N 31 N 9 0 0 PORT HARDY SW 20 SW 30 SW 39 VENTILATION GUIDELINES: POOR: 0-33 FAIR: 34-54 GOOD: 55-100 VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/