FPCN39 CWLW 081356 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT TUESDAY 8 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. 08-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 64/GOOD 19 935 88/GOOD 13 2122 71/GOOD 11 1707 KAMLOOPS 61/GOOD 19 1009 99/GOOD 18 2589 69/GOOD 12 1634 OKANAGAN 44/FAIR 13 1027 99/GOOD 19 2587 66/GOOD 10 1895 CASTLEGAR 15/POOR 8 638 99/GOOD 20 2542 74/GOOD 9 2440 CRANBROOK 20/POOR 12 1114 99/GOOD 28 3286 86/GOOD 11 3041 REVELSTOKE 43/FAIR 12 1054 79/GOOD 15 1768 66/GOOD 11 1749 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PENTICTON 0 0 W 43 W 48 CRANBROOK SW 31 W 52 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 93/GOOD 17 2166 99/GOOD 17 3105 71/GOOD 8 2591 100 MILE 71/GOOD 18 1837 99/GOOD 22 3261 58/GOOD 6 2854 WILLIAMS LAKE 18/POOR 20 1023 99/GOOD 16 3225 64/GOOD 7 2879 PUNTZI MTN 99/GOOD 23 2446 99/GOOD 20 3082 99/GOOD 15 3068 PRINCE GEORGE 99/GOOD 29 2505 99/GOOD 21 2826 99/GOOD 14 2929 BURNS LAKE 99/GOOD 21 2235 99/GOOD 26 2514 97/GOOD 15 2531 SMITHERS 98/GOOD 19 2116 99/GOOD 24 2281 85/GOOD 13 2278 MCBRIDE 78/GOOD 15 2017 99/GOOD 16 2718 74/GOOD 10 2453 CLEARWATER 40/FAIR 17 779 99/GOOD 19 2536 65/GOOD 8 2117 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PR. GEORGE W 54 W 69 SMITHERS SW 65 W 61 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 87/GOOD 32 1135 99/GOOD 26 3523 99/GOOD 24 3531 FT ST JOHN 50/FAIR 33 972 99/GOOD 35 3769 99/GOOD 26 3758 WHITEHORSE 82/GOOD 20 1767 99/GOOD 13 3067 99/GOOD 19 2941 DAWSON 60/GOOD 19 1006 99/GOOD 16 3011 99/GOOD 16 3211 WATSON LAKE 79/GOOD 22 1583 99/GOOD 21 3168 99/GOOD 23 3062 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m DEASE LAKE S 61 SW 80 WATSON LAKE SW 39 SW 20 WHITEHORSE S 39 S 31 MAYO SW 44 SW 26 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 72/GOOD 26 632 71/GOOD 24 684 74/GOOD 14 1234 FRASER VALLEY 42/FAIR 15 530 85/GOOD 18 1324 81/GOOD 15 1452 SRN VAN ISLD 61/GOOD 22 584 80/GOOD 13 1571 57/GOOD 10 1151 CNTRL VAN ISLD 62/GOOD 24 556 67/GOOD 12 1244 61/GOOD 9 1419 NRN VAN ISLD 66/GOOD 15 961 82/GOOD 19 1132 82/GOOD 16 1352 TERRACE 62/GOOD 14 1123 65/GOOD 16 1077 60/GOOD 10 1417 STEWART 44/FAIR 17 441 67/GOOD 19 774 57/GOOD 10 1135 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m VANCOUVER W 24 SW 33 W 57 SANDSPIT W 28 W 26 W 43 PORT HARDY W 65 SW 59 W 54 VENTILLATION GUIDLINES: POOR: 0-33 FAIR: 34-54 GOOD: 55-100 VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/GF