FPCN39 CWLW 061330 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT MONDAY 6 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. 06-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 70/GOOD 15 1273 73/GOOD 13 1551 56/GOOD 8 1594 KAMLOOPS 74/GOOD 14 1576 82/GOOD 14 1861 50/FAIR 6 1882 OKANAGAN 61/GOOD 12 1494 76/GOOD 11 2107 54/FAIR 7 1904 CASTLEGAR 16/POOR 10 617 72/GOOD 11 2001 70/GOOD 10 2066 CRANBROOK 24/POOR 10 1220 98/GOOD 17 2717 99/GOOD 18 2693 REVELSTOKE 64/GOOD 12 1582 63/GOOD 9 1917 65/GOOD 9 1978 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PENTICTON 0 0 W 24 SW 52 CRANBROOK SW 30 W 63 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 33/FAIR 18 817 83/GOOD 12 2358 71/GOOD 9 2337 100 MILE 82/GOOD 21 1939 96/GOOD 17 2649 56/GOOD 6 2749 WILLIAMS LAKE 27/POOR 17 1146 82/GOOD 11 2853 62/GOOD 7 2759 PUNTZI MTN 54/FAIR 16 1548 85/GOOD 13 2652 37/FAIR 3 2789 PRINCE GEORGE 61/GOOD 24 1206 86/GOOD 13 2489 84/GOOD 12 2538 BURNS LAKE 76/GOOD 20 1451 83/GOOD 13 2212 82/GOOD 12 2310 SMITHERS 64/GOOD 12 1657 64/GOOD 9 2006 76/GOOD 11 2180 MCBRIDE 77/GOOD 15 1993 83/GOOD 13 2391 59/GOOD 9 2053 CLEARWATER 83/GOOD 16 1736 72/GOOD 11 1901 59/GOOD 7 2080 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PR. GEORGE SW 46 W 43 SMITHERS SW 39 SW 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 30/POOR 25 547 93/GOOD 15 2195 99/GOOD 23 1892 FT ST JOHN 57/GOOD 25 1144 99/GOOD 30 2581 99/GOOD 19 2582 WHITEHORSE 52/FAIR 18 1245 82/GOOD 12 2470 91/GOOD 16 2335 DAWSON 58/GOOD 19 975 72/GOOD 18 1302 94/GOOD 19 1839 WATSON LAKE 38/FAIR 24 943 96/GOOD 18 2312 99/GOOD 22 2199 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m DEASE LAKE SW 11 W 15 WATSON LAKE W 19 W 20 WHITEHORSE N 17 N 20 MAYO W 22 W 31 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 25/POOR 7 436 52/FAIR 8 1202 60/GOOD 11 1102 FRASER VALLEY 45/FAIR 12 711 50/FAIR 8 1208 56/GOOD 10 1158 SRN VAN ISLD 15/POOR 5 241 37/FAIR 6 969 38/FAIR 6 1019 CNTRL VAN ISLD 47/FAIR 15 566 58/GOOD 8 1474 50/FAIR 7 1334 NRN VAN ISLD 46/FAIR 23 371 61/GOOD 9 1392 65/GOOD 18 784 TERRACE 67/GOOD 14 1251 56/GOOD 8 1569 57/GOOD 6 2067 STEWART 34/FAIR 7 721 33/FAIR 3 1617 66/GOOD 10 1439 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m VANCOUVER SW 19 SW 43 SW 43 SANDSPIT S 46 S 54 SW 56 PORT HARDY S 50 S 46 S 39 VENTILATION GUIDELINES: POOR: 0-33 FAIR: 34-54 GOOD: 55-100 VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/