FPCN39 CWLW 231430 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PST WEDNESDAY 23 JANUARY 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. 23-January-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 24/POOR 17 403 49/FAIR 32 502 14/POOR 20 278 KAMLOOPS 31/POOR 20 561 19/POOR 29 412 86/GOOD 25 1275 OKANAGAN 43/FAIR 17 874 18/POOR 30 510 29/POOR 22 636 CASTLEGAR 17/POOR 17 582 58/GOOD 17 1165 14/POOR 25 535 CRANBROOK 14/POOR 21 981 65/GOOD 23 1539 15/POOR 34 973 REVELSTOKE 46/FAIR 12 1108 12/POOR 18 477 13/POOR 23 475 GOLDEN 60/GOOD 16 1549 14/POOR 20 833 15/POOR 29 826 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PENTICTON 0 0 NW 39 NW 52 CRANBROOK NW 31 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 27/POOR 15 775 14/POOR 26 582 55/GOOD 20 1071 100 MILE 34/FAIR 17 1237 14/POOR 28 972 82/GOOD 22 1902 WILLIAMS LAKE 25/POOR 16 1126 12/POOR 20 971 56/GOOD 21 1451 PUNTZI MTN 49/FAIR 21 1336 63/GOOD 39 1249 10/POOR 15 920 PRINCE GEORGE 30/POOR 18 926 18/POOR 32 743 80/GOOD 27 1445 BURNS LAKE 41/FAIR 19 1069 45/FAIR 20 1105 68/GOOD 23 1371 SMITHERS 34/FAIR 16 844 45/FAIR 22 873 65/GOOD 19 1246 MCBRIDE 24/POOR 14 930 27/POOR 26 864 16/POOR 19 793 CLEARWATER 22/POOR 13 581 16/POOR 22 454 11/POOR 17 412 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PR. GEORGE W 26 W 44 SMITHERS SW 50 W 54 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 11 398 15/POOR 18 438 33/POOR 12 791 FT ST JOHN 11/POOR 10 736 25/POOR 26 811 30/POOR 15 967 WHITEHORSE 36/FAIR 27 910 30/POOR 25 866 18/POOR 15 816 DAWSON 54/FAIR 30 711 21/POOR 28 448 10/POOR 21 381 WATSON LAKE 14/POOR 10 788 13/POOR 9 775 26/POOR 22 836 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m DEASE LAKE S 33 SW 39 WATSON LAKE S 20 SW 17 WHITEHORSE S 41 S 30 MAYO S 30 SW 19 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 30/POOR 15 275 17/POOR 36 43 11/POOR 13 32 FRASER VALLEY 12/POOR 10 121 24/POOR 36 140 12/POOR 14 98 SQUAMISH 14/POOR 14 123 25/POOR 21 196 16/POOR 16 132 SRN VAN ISLD 41/FAIR 18 385 23/POOR 43 81 11/POOR 14 42 CNTRL VAN ISLD 30/POOR 16 286 20/POOR 32 87 10/POOR 12 40 NRN VAN ISLD 33/POOR 24 220 17/POOR 33 65 14/POOR 29 51 TERRACE 45/FAIR 20 607 34/FAIR 20 467 30/POOR 15 495 STEWART 31/POOR 19 235 25/POOR 24 136 14/POOR 19 52 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m VANCOUVER NW 28 NW 35 NW 46 SANDSPIT SW 35 SW 46 W 59 PORT HARDY SW 78 SW 67 W 91 VENTILATION GUIDELINES: POOR: 0-33 FAIR: 34-54 GOOD: 55-100 VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/MMB