FPCN39 CWLW 131330 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT MONDAY 13 AUGUST 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-August-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 17/POOR 13 348 85/GOOD 10 2497 69/GOOD 7 2423 KAMLOOPS 24/POOR 17 519 57/GOOD 8 1751 75/GOOD 11 1956 OKANAGAN 19/POOR 12 618 63/GOOD 6 2666 87/GOOD 11 2613 CASTLEGAR 16/POOR 8 663 77/GOOD 8 2850 85/GOOD 8 3371 CRANBROOK 10/POOR 6 977 99/GOOD 15 3771 89/GOOD 8 4093 REVELSTOKE 13/POOR 7 549 68/GOOD 7 2557 84/GOOD 9 2909 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PENTICTON 0 0 W 13 SW 31 CRANBROOK W 13 SW 15 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 12 619 59/GOOD 9 1863 68/GOOD 11 1907 100 MILE 27/POOR 19 1125 61/GOOD 9 2328 82/GOOD 14 2450 WILLIAMS LAKE 20/POOR 13 1096 56/GOOD 8 2309 67/GOOD 11 2278 PUNTZI MTN 19/POOR 16 1028 60/GOOD 8 2443 65/GOOD 9 2450 PRINCE GEORGE 12/POOR 12 740 56/GOOD 9 1909 60/GOOD 9 2024 BURNS LAKE 12/POOR 9 606 65/GOOD 8 2274 58/GOOD 7 2193 SMITHERS 10/POOR 6 559 65/GOOD 8 2267 68/GOOD 8 2394 MCBRIDE 11/POOR 5 803 95/GOOD 11 3354 73/GOOD 9 2599 CLEARWATER 13/POOR 6 520 71/GOOD 8 2437 76/GOOD 11 2048 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PR. GEORGE NW 9 SW 24 SMITHERS 0 0 S 19 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 11/POOR 6 430 75/GOOD 10 2187 69/GOOD 9 2074 FT ST JOHN 13/POOR 11 754 86/GOOD 10 3007 89/GOOD 11 2966 WHITEHORSE 10/POOR 6 735 60/GOOD 8 2237 96/GOOD 24 1929 DAWSON 65/GOOD 18 1134 89/GOOD 17 1827 99/GOOD 32 2315 WATSON LAKE 11/POOR 8 732 99/GOOD 16 2619 91/GOOD 18 2136 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m DEASE LAKE 0 0 SW 13 WATSON LAKE W 15 W 19 WHITEHORSE 0 0 W 13 MAYO W 46 W 44 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 10/POOR 7 31 22/POOR 12 204 20/POOR 12 175 FRASER VALLEY 10/POOR 3 102 33/POOR 9 580 35/FAIR 10 575 SRN VAN ISLD 12/POOR 10 74 33/POOR 8 619 15/POOR 5 233 CNTRL VAN ISLD 13/POOR 10 91 26/POOR 6 573 30/POOR 7 611 NRN VAN ISLD 16/POOR 10 146 40/FAIR 18 380 43/FAIR 18 425 TERRACE 10/POOR 4 281 59/GOOD 8 1707 58/GOOD 8 1667 STEWART 10/POOR 4 51 60/GOOD 8 1507 57/GOOD 8 1407 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m VANCOUVER 0 0 SW 13 SW 28 SANDSPIT 0 0 S 22 S 31 PORT HARDY S 17 SE 28 SE 37 VENTILATION GUIDELINES: POOR: 0-33 FAIR: 34-54 GOOD: 55-100 VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/