FPCN39 CWLW 071430 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PST FRIDAY 7 DECEMBER 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. 07-December-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 41/FAIR 22 529 51/FAIR 31 529 19/POOR 18 329 KAMLOOPS 30/POOR 26 504 37/FAIR 29 546 34/FAIR 25 546 OKANAGAN 17/POOR 19 529 38/FAIR 30 656 34/FAIR 25 656 CASTLEGAR 16/POOR 16 570 36/FAIR 16 839 32/POOR 23 695 CRANBROOK 12/POOR 22 967 48/FAIR 21 1351 34/FAIR 25 1139 REVELSTOKE 17/POOR 15 543 19/POOR 19 543 19/POOR 18 543 GOLDEN 21/POOR 22 885 20/POOR 21 885 18/POOR 17 885 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PENTICTON 0 0 W 50 NW 50 CRANBROOK W 44 NW 76 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 30/POOR 25 714 41/FAIR 33 745 94/GOOD 28 1545 100 MILE 28/POOR 23 1098 42/FAIR 35 1140 46/FAIR 27 1240 WILLIAMS LAKE 22/POOR 23 1045 40/FAIR 32 1140 92/GOOD 27 1940 PUNTZI MTN 23/POOR 24 1022 40/FAIR 44 1059 99/GOOD 31 1910 PRINCE GEORGE 36/FAIR 29 883 45/FAIR 38 891 99/GOOD 34 1691 BURNS LAKE 35/FAIR 26 920 47/FAIR 41 915 99/GOOD 32 1715 SMITHERS 33/POOR 21 756 41/FAIR 34 723 91/GOOD 26 1523 MCBRIDE 67/GOOD 17 1587 36/FAIR 28 930 75/GOOD 18 1730 CLEARWATER 26/POOR 16 606 35/FAIR 26 596 78/GOOD 19 1396 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PR. GEORGE W 48 W 54 SMITHERS SW 93 SW 102 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 18/POOR 22 460 12/POOR 26 406 13/POOR 19 419 FT ST JOHN 20/POOR 37 752 15/POOR 30 730 11/POOR 41 703 WHITEHORSE 13/POOR 28 728 9/POOR 5 710 25/POOR 12 962 DAWSON 12/POOR 30 387 9/POOR 10 377 10/POOR 4 407 WATSON LAKE 13/POOR 12 757 10/POOR 13 704 12/POOR 28 708 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m DEASE LAKE SW 78 SW 89 WATSON LAKE W 67 W 78 WHITEHORSE SW 57 SW 81 MAYO S 30 S 35 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 19/POOR 18 106 28/POOR 38 102 99/GOOD 51 1002 FRASER VALLEY 23/POOR 20 190 25/POOR 30 158 99/GOOD 31 1058 SRN VAN ISLD 14/POOR 13 86 22/POOR 25 119 99/GOOD 36 1019 CNTRL VAN ISLD 18/POOR 16 123 24/POOR 28 124 99/GOOD 35 1024 NRN VAN ISLD 25/POOR 32 117 48/FAIR 43 222 99/GOOD 35 1022 TERRACE 49/FAIR 27 547 36/FAIR 27 417 73/GOOD 17 1217 STEWART 37/FAIR 24 249 38/FAIR 30 207 87/GOOD 24 1007 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m VANCOUVER SW 19 SW 33 W 63 SANDSPIT SW 70 W 63 W 69 PORT HARDY SW 80 W 78 W 96 VENTILATION GUIDELINES: POOR: 0-33 FAIR: 34-54 GOOD: 55-100 VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/