FPCN39 CWLW 101426 AAA REVISED SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT WEDNESDAY 10 OCTOBER 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. 10-October-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 38/FAIR 21 1508 80/GOOD 23 634 67/GOOD 13 1365 KAMLOOPS 36/FAIR 22 1597 80/GOOD 23 571 84/GOOD 17 1638 OKANAGAN 18/POOR 22 1536 80/GOOD 32 647 78/GOOD 18 1527 CASTLEGAR 12/POOR 18 1521 80/GOOD 21 998 76/GOOD 18 1516 CRANBROOK 14/POOR 13 1006 84/GOOD 24 1873 99/GOOD 27 2362 REVELSTOKE 18/POOR 17 1540 80/GOOD 19 565 57/GOOD 18 1055 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PENTICTON 0 0 S 39 SW 41 CRANBROOK SW 24 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 25/POOR 29 648 11/POOR 23 560 81/GOOD 21 1525 100 MILE 37/FAIR 27 1148 13/POOR 32 963 96/GOOD 23 2208 WILLIAMS LAKE 32/POOR 27 1113 70/GOOD 26 951 97/GOOD 21 2361 PUNTZI MTN 41/FAIR 31 1125 77/GOOD 27 1610 99/GOOD 26 2509 PRINCE GEORGE 25/POOR 30 791 11/POOR 26 706 54/GOOD 23 1138 BURNS LAKE 27/POOR 19 1295 38/FAIR 15 1112 91/GOOD 20 2019 SMITHERS 37/FAIR 12 1406 40/FAIR 7 1157 79/GOOD 21 1457 MCBRIDE 25/POOR 21 872 25/POOR 22 870 61/GOOD 17 1464 CLEARWATER 27/POOR 20 571 70/GOOD 24 496 84/GOOD 18 1808 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PR. GEORGE SW 83 W 89 SMITHERS SW 30 SW 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 15/POOR 17 442 37/FAIR 3 2310 89/GOOD 20 1620 FT ST JOHN 17/POOR 29 747 35/FAIR 10 1216 99/GOOD 33 1844 WHITEHORSE 42/FAIR 31 929 83/GOOD 18 1913 99/GOOD 23 2285 DAWSON 20/POOR 24 458 26/POOR 20 529 61/GOOD 19 1020 WATSON LAKE 19/POOR 19 790 60/GOOD 14 1561 99/GOOD 33 2594 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m DEASE LAKE SW 54 SW 48 WATSON LAKE W 35 W 26 WHITEHORSE S 65 SW 63 MAYO S 57 S 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 34/FAIR 26 199 99/GOOD 44 55 73/GOOD 32 528 FRASER VALLEY 14/POOR 22 103 99/GOOD 38 75 55/GOOD 21 556 SRN VAN ISLD 21/POOR 14 180 99/GOOD 35 43 78/GOOD 20 323 CNTRL VAN ISLD 39/FAIR 24 287 99/GOOD 24 57 74/GOOD 21 859 NRN VAN ISLD 99/GOOD 100 744 99/GOOD 50 51 41/FAIR 15 464 TERRACE 28/POOR 15 465 99/POOR 9 240 27/POOR 13 491 STEWART 22/POOR 15 170 99/POOR 9 77 18/POOR 16 113 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m VANCOUVER S 33 S 43 SW 43 SANDSPIT SW 48 SW 44 SW 59 PORT HARDY W 30 SW 31 W 44 VENTILATION GUIDELINES: POOR: 0-33 FAIR: 34-54 GOOD: 55-100 VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/