FPCN39 CWLW 221430 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PST SATURDAY 22 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. 22-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 22/POOR 14 406 36/FAIR 25 452 18/POOR 19 320 KAMLOOPS 16/POOR 17 417 27/POOR 19 526 13/POOR 18 382 OKANAGAN 23/POOR 21 582 41/FAIR 20 796 39/FAIR 19 784 CASTLEGAR 13/POOR 4 669 29/POOR 11 851 21/POOR 6 859 CRANBROOK 13/POOR 18 980 14/POOR 5 1122 17/POOR 7 1150 REVELSTOKE 15/POOR 10 544 29/POOR 17 669 28/POOR 10 806 GOLDEN 10/POOR 7 807 15/POOR 13 869 13/POOR 4 975 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PENTICTON 0 0 S 41 SW 35 CRANBROOK W 20 W 17 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 28 696 41/FAIR 29 780 44/FAIR 34 765 100 MILE 25/POOR 26 1056 37/FAIR 15 1329 33/POOR 31 1097 WILLIAMS LAKE 26/POOR 26 1064 37/FAIR 15 1320 39/FAIR 33 1131 PUNTZI MTN 12/POOR 16 944 14/POOR 15 974 12/POOR 24 932 PRINCE GEORGE 12/POOR 16 729 13/POOR 21 723 18/POOR 32 746 BURNS LAKE 26/POOR 24 852 13/POOR 21 751 16/POOR 30 758 SMITHERS 31/POOR 23 710 14/POOR 15 588 25/POOR 26 638 MCBRIDE 19/POOR 19 825 20/POOR 10 945 20/POOR 10 944 CLEARWATER 19/POOR 18 495 35/FAIR 15 750 34/FAIR 18 670 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PR. GEORGE SW 19 SW 30 SMITHERS S 30 S 35 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 27 389 13/POOR 16 432 9/POOR 10 388 FT ST JOHN 11/POOR 28 709 32/POOR 15 995 10/POOR 10 715 WHITEHORSE 24/POOR 31 797 64/GOOD 34 1103 55/GOOD 35 1003 DAWSON 21/POOR 36 433 32/POOR 46 470 25/POOR 30 470 WATSON LAKE 9/POOR 5 702 10/POOR 9 706 10/POOR 15 700 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m DEASE LAKE S 37 S 33 WATSON LAKE SW 19 SW 30 WHITEHORSE S 70 S 74 MAYO S 48 S 43 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 34/FAIR 37 137 50/FAIR 36 252 41/FAIR 34 202 FRASER VALLEY 24/POOR 28 158 60/GOOD 30 458 50/FAIR 30 358 SQUAMISH 17/POOR 18 135 50/FAIR 30 352 44/FAIR 30 302 SRN VAN ISLD 39/FAIR 32 215 53/FAIR 40 269 38/FAIR 30 219 CNTRL VAN ISLD 35/FAIR 30 203 49/FAIR 35 274 34/FAIR 25 221 NRN VAN ISLD 17/POOR 47 53 64/GOOD 45 322 60/GOOD 49 272 TERRACE 24/POOR 20 362 44/FAIR 30 467 32/POOR 23 417 STEWART 23/POOR 23 125 38/FAIR 30 207 36/FAIR 28 207 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m VANCOUVER SE 48 S 44 S 50 SANDSPIT SE 87 S 74 S 72 PORT HARDY SE 81 SE 72 S 63 VENTILATION GUIDELINES: POOR: 0-33 FAIR: 34-54 GOOD: 55-100 VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/KAL