FPCN39 CWLW 251330 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT FRIDAY 25 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. 25-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 15/POOR 9 348 95/GOOD 13 2404 79/GOOD 11 1998 KAMLOOPS 27/POOR 13 608 92/GOOD 11 2798 95/GOOD 13 2566 OKANAGAN 39/FAIR 15 872 63/GOOD 5 3056 99/GOOD 14 2667 CASTLEGAR 44/FAIR 19 882 69/GOOD 6 3064 98/GOOD 12 3045 CRANBROOK 62/GOOD 21 1543 47/FAIR 3 3732 96/GOOD 13 3195 REVELSTOKE 24/POOR 14 641 58/GOOD 5 2737 61/GOOD 8 1981 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PENTICTON 0 0 N 26 N 31 CRANBROOK NW 24 W 24 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 22/POOR 10 785 99/GOOD 12 3194 81/GOOD 16 1845 100 MILE 11/POOR 2 1139 99/GOOD 17 3603 94/GOOD 14 2927 WILLIAMS LAKE 14/POOR 4 1176 65/GOOD 5 3706 90/GOOD 14 2773 PUNTZI MTN 13/POOR 7 1026 86/GOOD 13 2690 80/GOOD 17 2092 PRINCE GEORGE 17/POOR 9 864 80/GOOD 10 2705 61/GOOD 10 1946 BURNS LAKE 26/POOR 16 747 59/GOOD 8 2027 48/FAIR 10 1397 SMITHERS 27/POOR 13 792 58/GOOD 6 2463 41/FAIR 11 1122 MCBRIDE 14/POOR 5 898 99/GOOD 11 3588 78/GOOD 11 2458 CLEARWATER 28/POOR 17 612 90/GOOD 10 2968 92/GOOD 13 2432 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PR. GEORGE NW 15 W 28 SMITHERS 0 0 SW 19 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 52/FAIR 26 759 78/GOOD 7 3115 99/GOOD 22 2562 FT ST JOHN 62/GOOD 26 1194 74/GOOD 7 3167 99/GOOD 25 2327 WHITEHORSE 64/GOOD 18 1458 88/GOOD 12 2731 99/GOOD 16 3193 DAWSON 60/GOOD 21 941 99/GOOD 12 3520 99/GOOD 23 3361 WATSON LAKE 66/GOOD 21 1373 64/GOOD 5 3358 84/GOOD 23 1654 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m DEASE LAKE W 9 W 15 WATSON LAKE NW 22 W 24 WHITEHORSE NW 17 0 0 MAYO NW 22 W 11 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 13/POOR 8 93 36/FAIR 20 282 37/FAIR 14 404 FRASER VALLEY 11/POOR 3 203 53/FAIR 12 895 48/FAIR 9 1019 SRN VAN ISLD 17/POOR 20 90 18/POOR 6 302 20/POOR 7 324 CNTRL VAN ISLD 29/POOR 22 198 44/FAIR 10 777 35/FAIR 7 785 NRN VAN ISLD 38/FAIR 23 279 60/GOOD 22 568 24/POOR 7 428 TERRACE 26/POOR 15 436 40/FAIR 3 2358 37/FAIR 9 854 STEWART 16/POOR 12 119 39/FAIR 9 696 14/POOR 7 134 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m VANCOUVER NW 9 0 0 W 13 SANDSPIT N 30 NW 19 W 28 PORT HARDY N 15 W 9 SW 19 VENTILLATION GUIDLINES: POOR: 0-33 FAIR: 34-54 GOOD: 55-100 VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/