FPCN39 CWLW 241331 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT MONDAY 24 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. 24-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 14/POOR 15 290 68/GOOD 15 1229 99/GOOD 25 1529 KAMLOOPS 12/POOR 5 449 39/FAIR 6 1389 63/GOOD 11 1546 OKANAGAN 13/POOR 10 528 33/POOR 5 1415 99/GOOD 22 1882 CASTLEGAR 17/POOR 16 585 49/FAIR 8 1587 87/GOOD 21 1629 CRANBROOK 11/POOR 8 990 46/FAIR 8 1939 99/GOOD 22 2716 REVELSTOKE 16/POOR 16 527 19/POOR 9 641 99/GOOD 20 2260 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PENTICTON 0 0 S 24 S 35 CRANBROOK S 30 S 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 18/POOR 17 643 53/FAIR 10 1545 68/GOOD 10 2045 100 MILE 22/POOR 16 1093 53/FAIR 10 1940 68/GOOD 10 2440 WILLIAMS LAKE 19/POOR 13 1089 53/FAIR 10 1940 68/GOOD 10 2440 PUNTZI MTN 16/POOR 15 1001 68/GOOD 15 1910 68/GOOD 10 2410 PRINCE GEORGE 26/POOR 18 868 53/FAIR 10 1691 68/GOOD 10 2191 BURNS LAKE 35/FAIR 25 921 72/GOOD 15 1830 68/GOOD 10 2215 SMITHERS 33/FAIR 24 725 68/GOOD 15 1523 75/GOOD 12 2023 MCBRIDE 31/POOR 20 953 71/GOOD 13 1964 68/GOOD 10 2230 CLEARWATER 20/POOR 17 522 51/FAIR 12 1181 92/GOOD 18 1896 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PR. GEORGE SW 43 SW 56 SMITHERS S 63 SW 78 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 3 464 27/POOR 6 954 48/FAIR 10 1243 FT ST JOHN 36/FAIR 10 1239 95/GOOD 17 2369 84/GOOD 14 2271 WHITEHORSE 70/GOOD 30 1232 96/GOOD 31 1636 78/GOOD 20 1664 DAWSON 31/POOR 29 521 99/GOOD 31 1580 99/GOOD 18 2304 WATSON LAKE 20/POOR 14 844 95/GOOD 16 2481 36/FAIR 6 1624 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m DEASE LAKE S 37 S 44 WATSON LAKE S 17 SW 37 WHITEHORSE S 61 S 44 MAYO SW 48 SW 37 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 10 35 15/POOR 9 124 18/POOR 21 79 FRASER VALLEY 12/POOR 8 127 22/POOR 6 471 29/POOR 22 237 SRN VAN ISLD 11/POOR 8 54 14/POOR 5 193 10/POOR 31 27 CNTRL VAN ISLD 10/POOR 7 49 26/POOR 9 384 31/POOR 22 219 NRN VAN ISLD 19/POOR 23 103 11/POOR 15 40 11/POOR 12 48 TERRACE 18/POOR 11 368 14/POOR 18 271 10/POOR 8 229 STEWART 16/POOR 18 77 15/POOR 19 64 12/POOR 12 49 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m VANCOUVER 0 0 S 19 S 39 SANDSPIT S 39 S 52 S 69 PORT HARDY S 33 S 41 S 56 VENTILATION GUIDELINES: POOR: 0-33 FAIR: 34-54 GOOD: 55-100 VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/