FPCN39 CWLW 241418 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT THURSDAY 24 MAY 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. 24-May-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 20 356 83/GOOD 14 1762 79/GOOD 10 2181 KAMLOOPS 31/POOR 22 549 86/GOOD 15 1898 73/GOOD 8 2487 OKANAGAN 27/POOR 11 774 65/GOOD 10 1825 59/GOOD 5 2790 CASTLEGAR 14/POOR 9 597 85/GOOD 9 2996 72/GOOD 7 2846 CRANBROOK 12/POOR 7 1016 99/GOOD 26 3534 61/GOOD 5 3414 REVELSTOKE 22/POOR 15 611 69/GOOD 12 1709 38/FAIR 3 2420 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PENTICTON 0 0 W 26 SW 35 CRANBROOK SW 28 SW 28 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 17 734 99/GOOD 18 2789 58/GOOD 5 2835 100 MILE 21/POOR 12 1126 63/GOOD 7 2801 69/GOOD 7 3160 WILLIAMS LAKE 21/POOR 13 1107 91/GOOD 16 2580 66/GOOD 6 3286 PUNTZI MTN 18/POOR 9 1095 99/GOOD 19 3222 99/GOOD 17 3015 PRINCE GEORGE 26/POOR 17 886 99/GOOD 20 2680 47/FAIR 4 2781 BURNS LAKE 37/FAIR 20 831 99/GOOD 16 2538 59/GOOD 6 2504 SMITHERS 43/FAIR 16 969 89/GOOD 13 2429 49/FAIR 5 2280 MCBRIDE 41/FAIR 11 1348 74/GOOD 10 2457 56/GOOD 5 2926 CLEARWATER 28/POOR 16 624 74/GOOD 13 1726 63/GOOD 6 2589 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PR. GEORGE NW 19 W 19 SMITHERS W 11 W 31 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 59/GOOD 35 715 99/GOOD 20 2963 99/GOOD 17 3097 FT ST JOHN 68/GOOD 22 1378 99/GOOD 16 3879 96/GOOD 10 3611 WHITEHORSE 84/GOOD 20 1817 99/GOOD 24 2088 90/GOOD 12 2820 DAWSON 45/FAIR 8 1346 62/GOOD 6 2530 94/GOOD 9 3490 WATSON LAKE 60/GOOD 22 1244 99/GOOD 23 3083 94/GOOD 11 3227 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m DEASE LAKE W 17 SW 24 WATSON LAKE W 22 SW 24 WHITEHORSE SW 33 SW 31 MAYO SW 26 S 20 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 11/POOR 3 107 38/FAIR 17 351 37/FAIR 14 415 FRASER VALLEY 29/POOR 17 287 62/GOOD 15 901 55/GOOD 12 925 SRN VAN ISLD 26/POOR 22 164 36/FAIR 20 293 22/POOR 8 323 CNTRL VAN ISLD 26/POOR 22 169 57/GOOD 12 957 30/POOR 5 844 NRN VAN ISLD 60/GOOD 32 397 88/GOOD 34 744 68/GOOD 22 705 TERRACE 28/POOR 14 485 65/GOOD 8 1930 50/FAIR 6 1729 STEWART 14/POOR 10 91 41/FAIR 7 953 26/POOR 6 542 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m VANCOUVER SW 11 SW 20 SW 28 SANDSPIT N 41 NW 24 W 24 PORT HARDY NW 31 W 22 W 33 VENTILLATION GUIDLINES: POOR: 0-33 FAIR: 34-54 GOOD: 55-100 VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/