FPCN39 CWLW 271330 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT MONDAY 27 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. 27-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 72/GOOD 48 828 59/GOOD 11 1292 81/GOOD 5 1582 KAMLOOPS 25/POOR 21 494 58/GOOD 11 1379 79/GOOD 4 1897 OKANAGAN 14/POOR 13 531 58/GOOD 9 1726 55/GOOD 7 1978 CASTLEGAR 10/POOR 7 529 72/GOOD 10 2166 68/GOOD 8 2364 CRANBROOK 15/POOR 13 1023 99/GOOD 15 3176 92/GOOD 11 3364 REVELSTOKE 11/POOR 9 487 88/GOOD 8 1520 93/GOOD 7 1878 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PENTICTON 0 0 W 20 SW 28 CRANBROOK NW 11 W 30 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 17/POOR 17 633 99/GOOD 13 1454 93/GOOD 7 1969 100 MILE 20/POOR 20 1048 92/GOOD 9 2026 76/GOOD 4 2326 WILLIAMS LAKE 17/POOR 15 1038 85/GOOD 7 2026 63/GOOD 2 2284 PUNTZI MTN 17/POOR 18 993 99/GOOD 21 2473 88/GOOD 6 2337 PRINCE GEORGE 24/POOR 25 804 69/GOOD 17 1589 61/GOOD 9 2076 BURNS LAKE 61/GOOD 23 1087 83/GOOD 21 1566 75/GOOD 13 1933 SMITHERS 65/GOOD 22 1156 87/GOOD 18 1845 69/GOOD 11 1910 MCBRIDE 19/POOR 19 827 72/GOOD 13 1990 75/GOOD 12 2210 CLEARWATER 16/POOR 14 492 91/GOOD 8 1566 61/GOOD 8 1971 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PR. GEORGE SW 37 SW 46 SMITHERS S 69 SW 85 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 19/POOR 21 467 54/FAIR 12 459 87/GOOD 17 1799 FT ST JOHN 17/POOR 14 799 99/GOOD 30 2077 99/GOOD 21 2610 WHITEHORSE 42/FAIR 15 1162 66/GOOD 19 1448 86/GOOD 22 1767 DAWSON 29/POOR 22 549 79/GOOD 10 2329 99/GOOD 25 2380 WATSON LAKE 55/GOOD 21 1197 91/GOOD 24 1772 62/GOOD 8 2271 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m DEASE LAKE S 56 SW 76 WATSON LAKE SW 52 SW 44 WHITEHORSE SE 13 S 19 MAYO SE 11 SE 20 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 10/POOR 1 98 58/GOOD 5 328 79/GOOD 16 386 FRASER VALLEY 16/POOR 13 153 78/GOOD 8 806 89/GOOD 10 931 SRN VAN ISLD 21/POOR 21 129 58/GOOD 6 294 56/GOOD 5 279 CNTRL VAN ISLD 21/POOR 19 138 61/GOOD 3 790 77/GOOD 8 739 NRN VAN ISLD 29/POOR 27 171 51/FAIR 10 54 62/GOOD 7 383 TERRACE 59/GOOD 22 749 79/GOOD 15 1528 68/GOOD 12 1453 STEWART 47/FAIR 23 368 73/GOOD 13 374 72/GOOD 10 468 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m VANCOUVER SW 13 SW 33 SW 44 SANDSPIT S 50 SW 50 SW 57 PORT HARDY W 43 SW 50 SW 57 VENTILATION GUIDELINES: POOR: 0-33 FAIR: 34-54 GOOD: 55-100 VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/LEC