FPCN39 CWLW 011449 AAA REVISED SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7.33 AM PDT MONDAY 1 OCTOBER 2001 FOR TODAY. ENVIRONMENT CANADA AT 7:00 AM PDT MONDAY 1 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. 01-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 23/POOR 14 420 49/FAIR 9 1200 30/POOR 3 1608 KAMLOOPS 14/POOR 7 482 49/FAIR 9 1200 67/GOOD 10 1794 OKANAGAN 10/POOR 3 523 49/FAIR 9 1200 66/GOOD 11 1748 CASTLEGAR 15/POOR 12 584 49/FAIR 9 1200 47/FAIR 6 1872 CRANBROOK 12/POOR 12 991 49/FAIR 9 1200 48/FAIR 6 2344 REVELSTOKE 15/POOR 12 527 49/FAIR 9 1200 61/GOOD 9 1827 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PENTICTON 0 0 SW 26 SW 39 CRANBROOK SW 15 SW 44 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 21/POOR 18 673 63/GOOD 14 1474 52/FAIR 10 1506 100 MILE 17/POOR 9 1101 83/GOOD 16 2293 75/GOOD 13 2320 WILLIAMS LAKE 22/POOR 13 1132 82/GOOD 15 2339 57/GOOD 9 2170 PUNTZI MTN 20/POOR 11 1095 62/GOOD 10 2195 52/FAIR 8 2135 PRINCE GEORGE 19/POOR 16 812 69/GOOD 15 1712 56/GOOD 11 1676 BURNS LAKE 25/POOR 18 885 59/GOOD 12 1711 69/GOOD 15 1731 SMITHERS 18/POOR 13 648 56/GOOD 14 1355 51/FAIR 12 1294 MCBRIDE 11/POOR 9 767 48/FAIR 9 1669 51/FAIR 10 1678 CLEARWATER 15/POOR 11 499 64/GOOD 10 1735 70/GOOD 11 1814 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PR. GEORGE NW 11 W 20 SMITHERS 0 0 W 15 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 26/POOR 32 484 94/GOOD 19 1843 99/GOOD 41 2129 FT ST JOHN 34/FAIR 26 891 74/GOOD 13 2021 99/GOOD 32 2041 WHITEHORSE 29/POOR 30 834 89/GOOD 25 1693 93/GOOD 25 1785 DAWSON 21/POOR 18 492 53/FAIR 10 N/A 87/GOOD 22 1461 WATSON LAKE 21/POOR 26 779 53/FAIR 10 N/A 99/GOOD 33 2025 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m DEASE LAKE W 35 W 48 WATSON LAKE W 56 W 48 WHITEHORSE SW 59 W 39 MAYO W 50 SW 48 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 14/POOR 17 53 34/FAIR 30 171 50/FAIR 28 330 FRASER VALLEY 17/POOR 15 156 35/FAIR 11 537 39/FAIR 10 682 SRN VAN ISLD 16/POOR 20 85 19/POOR 16 135 22/POOR 13 202 CNTRL VAN ISLD 16/POOR 18 98 36/FAIR 25 248 44/FAIR 19 416 NRN VAN ISLD 25/POOR 23 156 42/FAIR 30 254 67/GOOD 34 452 TERRACE 31/POOR 18 459 37/FAIR 8 927 36/FAIR 6 1120 STEWART 14/POOR 3 311 13/POOR 3 276 28/POOR 17 223 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m VANCOUVER E 9 SW 11 SW 35 SANDSPIT N 31 N 20 NW 22 PORT HARDY N 24 NW 19 NW 22 VENTILATION GUIDELINES: POOR: 0-33 FAIR: 34-54 GOOD: 55-100 VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/