FPCN39 CWLW 171330 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT MONDAY 17 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. 17-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 26/POOR 14 458 86/GOOD 14 1908 84/GOOD 16 1615 KAMLOOPS 19/POOR 14 482 99/GOOD 13 2799 99/GOOD 23 2441 OKANAGAN 20/POOR 11 649 86/GOOD 12 2375 99/GOOD 18 2171 CASTLEGAR 30/POOR 16 754 77/GOOD 8 2826 81/GOOD 13 2089 CRANBROOK 16/POOR 10 1071 98/GOOD 15 2955 99/GOOD 21 2683 REVELSTOKE 18/POOR 14 565 84/GOOD 9 2885 80/GOOD 13 2011 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PENTICTON 0 0 0 0 SW 19 CRANBROOK SE 22 SW 9 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 12/POOR 10 596 75/GOOD 5 1586 80/GOOD 5 1834 100 MILE 16/POOR 14 1038 65/GOOD 6 3241 83/GOOD 11 2931 WILLIAMS LAKE 15/POOR 11 1040 60/GOOD 1 2946 72/GOOD 9 2759 PUNTZI MTN 20/POOR 12 1078 99/GOOD 19 2586 99/GOOD 21 2945 PRINCE GEORGE 13/POOR 7 783 71/GOOD 5 1568 68/GOOD 9 1626 BURNS LAKE 18/POOR 15 825 78/GOOD 18 1786 81/GOOD 17 1938 SMITHERS 17/POOR 12 646 67/GOOD 14 1578 72/GOOD 13 1264 MCBRIDE 10/POOR 5 772 74/GOOD 8 1999 62/GOOD 11 961 CLEARWATER 12/POOR 8 473 74/GOOD 5 2449 86/GOOD 12 2347 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PR. GEORGE 0 0 W 15 SMITHERS 0 0 SW 17 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 10/POOR 4 447 72/GOOD 14 1563 71/GOOD 21 822 FT ST JOHN 16/POOR 12 801 67/GOOD 12 1914 99/GOOD 27 2222 WHITEHORSE 24/POOR 19 856 74/GOOD 10 1725 59/GOOD 10 898 DAWSON 29/POOR 24 529 77/GOOD 5 1510 69/GOOD 6 1831 WATSON LAKE 20/POOR 10 902 77/GOOD 7 1494 71/GOOD 23 875 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m DEASE LAKE 0 0 S 20 WATSON LAKE W 15 SW 31 WHITEHORSE SW 19 S 28 MAYO SE 22 S 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 20/POOR 12 182 22/POOR 8 307 25/POOR 9 348 FRASER VALLEY 19/POOR 10 245 39/FAIR 10 682 47/FAIR 13 691 SRN VAN ISLD 21/POOR 12 206 22/POOR 12 216 32/POOR 16 299 CNTRL VAN ISLD 14/POOR 6 167 18/POOR 3 612 48/FAIR 10 874 NRN VAN ISLD 23/POOR 11 262 23/POOR 7 399 39/FAIR 20 330 TERRACE 16/POOR 8 375 27/POOR 13 492 20/POOR 10 427 STEWART 11/POOR 6 75 25/POOR 11 285 17/POOR 7 213 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m VANCOUVER 0 0 W 9 SW 13 SANDSPIT NW 13 W 13 SW 19 PORT HARDY S 28 S 33 S 33 VENTILATION GUIDELINES: POOR: 0-33 FAIR: 34-54 GOOD: 55-100 VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/LEC