FPCN39 CWLW 241430 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PST THURSDAY 24 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. 24-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 63/GOOD 35 606 74/GOOD 35 729 43/FAIR 17 658 KAMLOOPS 29/POOR 38 452 41/FAIR 33 546 46/FAIR 20 746 OKANAGAN 31/POOR 35 579 39/FAIR 31 656 51/FAIR 19 956 CASTLEGAR 34/FAIR 26 687 29/POOR 25 648 35/FAIR 20 762 CRANBROOK 39/FAIR 26 1182 41/FAIR 33 1139 35/FAIR 30 1115 REVELSTOKE 36/FAIR 19 730 31/POOR 29 593 34/FAIR 9 1003 GOLDEN 41/FAIR 21 1107 35/FAIR 31 958 29/POOR 11 1136 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PENTICTON SW 9 SW 89 W 130 CRANBROOK SW 65 W 115 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 26/POOR 30 651 48/FAIR 21 945 36/FAIR 15 904 100 MILE 26/POOR 30 1046 95/GOOD 27 2002 47/FAIR 16 1451 WILLIAMS LAKE 20/POOR 26 1023 99/GOOD 25 2477 33/POOR 13 1309 PUNTZI MTN 25/POOR 5 1506 36/FAIR 28 1110 25/POOR 5 1529 PRINCE GEORGE 33/POOR 35 827 92/GOOD 29 1617 52/FAIR 20 1180 BURNS LAKE 38/FAIR 15 1117 12/POOR 28 735 46/FAIR 25 1037 SMITHERS 52/FAIR 25 911 11/POOR 24 539 49/FAIR 20 965 MCBRIDE 43/FAIR 21 1068 14/POOR 22 772 45/FAIR 6 2004 CLEARWATER 44/FAIR 23 717 44/FAIR 23 717 47/FAIR 13 1029 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PR. GEORGE SW 85 W 89 SMITHERS SW 83 W 87 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 17/POOR 9 553 24/POOR 9 703 30/POOR 14 678 FT ST JOHN 21/POOR 30 770 33/POOR 17 979 40/FAIR 14 1154 WHITEHORSE 23/POOR 5 1223 17/POOR 15 803 33/POOR 14 1052 DAWSON 10/POOR 13 389 11/POOR 13 401 10/POOR 23 375 WATSON LAKE 24/POOR 14 892 49/FAIR 23 1070 38/FAIR 12 1178 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m DEASE LAKE NW 13 0 0 WATSON LAKE SE 26 S 19 WHITEHORSE S 30 S 20 MAYO E 41 E 22 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 49/FAIR 30 296 10/POOR 17 10 14/POOR 21 47 FRASER VALLEY 20/POOR 36 113 10/POOR 22 69 23/POOR 25 165 SQUAMISH 57/GOOD 26 487 57/GOOD 26 487 20/POOR 14 197 SRN VAN ISLD 47/FAIR 55 169 10/POOR 20 29 43/FAIR 23 336 CNTRL VAN ISLD 60/GOOD 30 424 60/GOOD 30 424 30/POOR 16 283 NRN VAN ISLD 65/GOOD 41 360 65/GOOD 41 360 35/FAIR 21 275 TERRACE 73/GOOD 26 872 73/GOOD 26 872 31/POOR 8 753 STEWART 24/POOR 27 111 12/POOR 18 33 18/POOR 20 90 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m VANCOUVER SW 74 W 93 W 109 SANDSPIT SW 78 W 76 W 107 PORT HARDY SW 76 W 85 W 81 VENTILATION GUIDELINES: POOR: 0-33 FAIR: 34-54 GOOD: 55-100 VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/DSL