FPCN39 CWLW 181330 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT THURSDAY 18 OCTOBER 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. 18-October-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 59/GOOD 26 683 43/FAIR 26 502 22/POOR 15 391 KAMLOOPS 52/FAIR 30 670 17/POOR 34 387 47/FAIR 17 834 OKANAGAN 39/FAIR 25 704 13/POOR 28 482 73/GOOD 23 1198 CASTLEGAR 16/POOR 15 583 23/POOR 19 633 15/POOR 24 537 CRANBROOK 35/FAIR 20 1206 68/GOOD 23 1588 49/FAIR 14 1563 REVELSTOKE 39/FAIR 18 782 18/POOR 21 519 11/POOR 16 466 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PENTICTON 0 0 0 W 61 NW 80 CRANBROOK 0 W 48 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 19/POOR 26 619 11/POOR 23 558 63/GOOD 20 1203 100 MILE 28/POOR 27 1075 10/POOR 22 952 71/GOOD 19 1795 WILLIAMS LAKE 19/POOR 25 1014 10/POOR 22 950 83/GOOD 19 2069 PUNTZI MTN 75/GOOD 40 1354 99/GOOD 40 1948 99/GOOD 27 2296 PRINCE GEORGE 22/POOR 32 767 20/POOR 27 769 86/GOOD 26 1592 BURNS LAKE 27/POOR 39 802 84/GOOD 34 1367 95/GOOD 32 1603 SMITHERS 15/POOR 34 553 16/POOR 31 566 41/FAIR 25 787 MCBRIDE 44/FAIR 25 1029 14/POOR 24 765 16/POOR 17 809 CLEARWATER 38/FAIR 22 662 13/POOR 20 432 45/FAIR 18 823 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PR. GEORGE 0 W 85 W 94 SMITHERS 0 SW 78 W 94 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 13/POOR 19 425 23/POOR 19 519 30/POOR 12 722 FT ST JOHN 65/GOOD 35 1086 99/GOOD 38 2025 99/GOOD 31 2091 WHITEHORSE 14/POOR 22 745 34/FAIR 16 1016 21/POOR 17 831 DAWSON 14/POOR 17 421 36/FAIR 14 762 46/FAIR 14 947 WATSON LAKE 15/POOR 27 730 44/FAIR 23 1016 21/POOR 8 977 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m DEASE LAKE 0 SW 69 W 80 WATSON LAKE 0 W 69 W 70 WHITEHORSE 0 SW 54 W 57 MAYO 0 0 0 0 W 19 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 46/FAIR 21 378 16/POOR 34 38 12/POOR 30 22 FRASER VALLEY 34/FAIR 19 320 14/POOR 35 82 13/POOR 19 97 SRN VAN ISLD 53/FAIR 26 402 17/POOR 37 58 18/POOR 18 110 CNTRL VAN ISLD 51/FAIR 26 379 47/FAIR 33 272 60/GOOD 19 664 NRN VAN ISLD 12/POOR 35 39 10/POOR 34 26 15/POOR 24 69 TERRACE 12/POOR 24 243 10/POOR 21 223 10/POOR 17 229 STEWART 13/POOR 30 33 10/POOR 27 15 23/POOR 22 127 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m VANCOUVER W 54 W 44 W 54 SANDSPIT W 70 W 67 W 83 PORT HARDY W 69 W 89 W 96 VENTILATION GUIDELINES: POOR: 0-33 FAIR: 34-54 GOOD: 55-100 VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/