FPCN39 CWLW 291331 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT WEDNESDAY 29 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. 29-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 20/POOR 10 439 57/GOOD 8 1639 71/GOOD 12 1578 KAMLOOPS 21/POOR 11 554 51/FAIR 7 1685 97/GOOD 17 2107 OKANAGAN 21/POOR 11 657 59/GOOD 10 1633 85/GOOD 11 2516 CASTLEGAR 30/POOR 17 733 71/GOOD 10 2102 77/GOOD 9 2572 CRANBROOK 30/POOR 16 1194 80/GOOD 10 2966 76/GOOD 8 3216 REVELSTOKE 12/POOR 6 545 50/FAIR 8 1596 69/GOOD 9 2145 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PENTICTON 0 0 0 0 S 13 CRANBROOK 0 0 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 12/POOR 10 603 39/FAIR 5 1770 31/POOR 11 947 100 MILE 15/POOR 11 1041 67/GOOD 11 2265 82/GOOD 12 2694 WILLIAMS LAKE 15/POOR 11 1038 51/FAIR 7 2260 27/POOR 4 1812 PUNTZI MTN 12/POOR 6 1010 22/POOR 2 2135 80/GOOD 15 2257 PRINCE GEORGE 10/POOR 5 718 53/FAIR 9 1782 25/POOR 9 1023 BURNS LAKE 10/POOR 2 621 37/FAIR 6 1511 28/POOR 12 851 SMITHERS 10/POOR 2 622 31/POOR 5 1390 34/FAIR 11 977 MCBRIDE 11/POOR 2 950 30/POOR 3 2092 68/GOOD 11 2106 CLEARWATER 14/POOR 9 497 33/FAIR 4 1623 80/GOOD 13 1959 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PR. GEORGE S 11 SW 22 SMITHERS S 17 S 33 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 18/POOR 15 488 45/FAIR 9 1249 90/GOOD 21 1605 FT ST JOHN 22/POOR 11 917 63/GOOD 7 2555 66/GOOD 14 1724 WHITEHORSE 65/GOOD 25 1264 80/GOOD 20 1713 44/FAIR 12 1318 DAWSON 39/FAIR 8 1132 94/GOOD 23 1573 99/GOOD 24 2231 WATSON LAKE 16/POOR 11 803 51/FAIR 9 1744 82/GOOD 18 1869 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m DEASE LAKE S 20 S 33 WATSON LAKE S 11 SW 26 WHITEHORSE S 28 S 31 MAYO S 30 SW 30 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 11/POOR 4 85 32/POOR 16 282 11/POOR 1 273 FRASER VALLEY 11/POOR 4 143 38/FAIR 9 710 40/FAIR 9 769 SRN VAN ISLD 15/POOR 18 81 16/POOR 5 278 17/POOR 9 183 CNTRL VAN ISLD 24/POOR 20 171 33/POOR 8 612 16/POOR 2 630 NRN VAN ISLD 14/POOR 10 104 22/POOR 11 240 13/POOR 16 71 TERRACE 14/POOR 8 324 24/POOR 5 772 26/POOR 13 475 STEWART 20/POOR 11 194 31/POOR 10 437 28/POOR 14 278 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m VANCOUVER 0 0 SE 11 S 19 SANDSPIT 0 0 S 11 SW 19 PORT HARDY S 59 SW 59 SW 28 VENTILATION GUIDELINES: POOR: 0-33 FAIR: 34-54 GOOD: 55-100 VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/