FPCN39 CWLW 011430 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PST FRIDAY 1 FEBRUARY 2002 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. 01-February-2002 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 10 428 71/GOOD 10 1829 23/POOR 24 339 KAMLOOPS 14/POOR 5 519 63/GOOD 10 1646 16/POOR 26 396 OKANAGAN 16/POOR 5 697 73/GOOD 12 1856 69/GOOD 33 921 CASTLEGAR 10/POOR 5 538 60/GOOD 10 1795 25/POOR 18 666 CRANBROOK 12/POOR 8 998 79/GOOD 14 2339 50/FAIR 19 1423 REVELSTOKE 14/POOR 5 639 60/GOOD 10 1643 12/POOR 19 473 GOLDEN 13/POOR 5 917 66/GOOD 12 1985 13/POOR 17 833 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PENTICTON 0 0 NW 22 W 24 CRANBROOK SW 28 W 41 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 13/POOR 5 701 52/FAIR 12 1345 18/POOR 32 597 100 MILE 12/POOR 5 1055 56/GOOD 12 1840 14/POOR 34 967 WILLIAMS LAKE 11/POOR 3 1034 60/GOOD 15 1740 15/POOR 32 973 PUNTZI MTN 10/POOR 3 964 71/GOOD 18 1810 56/GOOD 20 1457 PRINCE GEORGE 14/POOR 7 823 68/GOOD 20 1441 13/POOR 30 713 BURNS LAKE 10/POOR 3 790 55/GOOD 13 1515 12/POOR 21 745 SMITHERS 10/POOR 3 566 56/GOOD 12 1423 12/POOR 19 550 MCBRIDE 13/POOR 5 871 57/GOOD 14 1530 47/FAIR 22 1107 CLEARWATER 13/POOR 5 534 53/FAIR 11 1296 12/POOR 24 420 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PR. GEORGE W 19 W 30 SMITHERS SW 50 SW 43 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 9/POOR 3 408 11/POOR 7 445 12/POOR 19 406 FT ST JOHN 12/POOR 15 728 59/GOOD 13 1595 17/POOR 22 764 WHITEHORSE 10/POOR 5 736 44/FAIR 10 1453 12/POOR 9 768 DAWSON 9/POOR 3 391 9/POOR 8 378 11/POOR 18 390 WATSON LAKE 9/POOR 2 716 9/POOR 1 725 11/POOR 5 748 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m DEASE LAKE W 33 W 15 WATSON LAKE NW 9 NW 9 WHITEHORSE S 20 S 15 MAYO SW 30 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 15 30 92/GOOD 30 902 14/POOR 59 19 FRASER VALLEY 16/POOR 16 144 74/GOOD 22 858 14/POOR 42 78 SQUAMISH 14/POOR 10 147 64/GOOD 15 952 19/POOR 27 121 SRN VAN ISLD 12/POOR 16 53 82/GOOD 21 1019 14/POOR 41 40 CNTRL VAN ISLD 11/POOR 17 50 76/GOOD 23 824 14/POOR 32 51 NRN VAN ISLD 13/POOR 26 51 69/GOOD 22 722 10/POOR 18 31 TERRACE 20/POOR 5 643 17/POOR 10 367 11/POOR 17 236 STEWART 11/POOR 8 47 22/POOR 13 191 10/POOR 11 19 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m VANCOUVER S 11 W 22 W 37 SANDSPIT SW 35 W 26 W 22 PORT HARDY SW 15 SW 17 W 26 VENTILATION GUIDELINES: POOR: 0-33 FAIR: 34-54 GOOD: 55-100 VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/