FPCN39 CWLW 281330 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT TUESDAY 28 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. 28-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 34/FAIR 13 623 63/GOOD 20 1553 75/FAIR 4 1554 KAMLOOPS 34/FAIR 13 730 61/GOOD 8 1910 68/GOOD 3 1560 OKANAGAN 40/FAIR 16 856 73/GOOD 10 2152 69/GOOD 3 1763 CASTLEGAR 42/FAIR 18 877 78/GOOD 9 2642 67/GOOD 2 2268 CRANBROOK 48/FAIR 21 1345 87/GOOD 9 3594 57/GOOD 5 3167 REVELSTOKE 21/POOR 10 678 59/GOOD 7 2122 56/GOOD 1 1705 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PENTICTON 0 0 N 20 W 19 CRANBROOK N 17 W 11 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 40/FAIR 13 1037 62/GOOD 2 1780 81/GOOD 5 1910 100 MILE 37/FAIR 13 1389 82/GOOD 5 2353 91/GOOD 7 2278 WILLIAMS LAKE 43/FAIR 15 1423 57/GOOD 1 2345 89/GOOD 6 2424 PUNTZI MTN 16/POOR 5 1149 63/GOOD 2 2238 65/GOOD 1 1952 PRINCE GEORGE 27/POOR 16 914 92/GOOD 7 2068 87/GOOD 6 2053 BURNS LAKE 19/POOR 9 755 65/GOOD 10 1923 78/GOOD 7 1411 SMITHERS 15/POOR 4 794 55/GOOD 8 1832 79/GOOD 9 1220 MCBRIDE 52/FAIR 10 1697 62/GOOD 9 2162 64/GOOD 2 2141 CLEARWATER 31/POOR 13 726 63/GOOD 8 2032 67/GOOD 3 1566 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PR. GEORGE W 19 W 39 SMITHERS SW 19 W 30 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 38/FAIR 33 560 63/GOOD 10 1686 70/GOOD 3 1773 FT ST JOHN 53/FAIR 26 1076 97/GOOD 17 2439 58/GOOD 9 1958 WHITEHORSE 49/FAIR 18 1197 87/GOOD 18 2027 73/GOOD 18 1647 DAWSON 21/POOR 13 540 97/GOOD 16 2249 98/GOOD 19 1964 WATSON LAKE 40/FAIR 22 985 58/GOOD 8 2127 60/GOOD 9 2030 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m DEASE LAKE W 22 W 28 WATSON LAKE W 43 W 17 WHITEHORSE SW 37 W 31 MAYO W 22 W 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 6 77 32/POOR 17 265 27/POOR 12 299 FRASER VALLEY 9/POOR 1 119 41/FAIR 10 723 37/FAIR 8 775 SRN VAN ISLD 13/POOR 9 99 17/POOR 6 278 13/POOR 3 280 CNTRL VAN ISLD 15/POOR 10 133 38/FAIR 9 680 30/POOR 6 696 NRN VAN ISLD 20/POOR 10 237 33/FAIR 13 400 11/POOR 4 122 TERRACE 19/POOR 8 442 51/FAIR 8 1398 30/POOR 6 912 STEWART 12/POOR 2 284 30/POOR 7 613 40/FAIR 12 541 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m VANCOUVER 0 0 W 11 W 15 SANDSPIT 0 0 0 0 SW 19 PORT HARDY S 11 SW 24 SW 35 VENTILATION GUIDELINES: POOR: 0-33 FAIR: 34-54 GOOD: 55-100 VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/