FPCN39 CWLW 121330 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT SATURDAY 12 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. 12-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 17/POOR 19 306 90/GOOD 23 1353 65/GOOD 10 1626 KAMLOOPS 21/POOR 16 489 66/GOOD 25 909 88/GOOD 14 2073 OKANAGAN 29/POOR 25 611 80/GOOD 16 1705 71/GOOD 10 2079 CASTLEGAR 25/POOR 22 638 82/GOOD 17 1733 94/GOOD 14 2502 CRANBROOK 15/POOR 13 1018 75/GOOD 13 2322 99/GOOD 22 3133 REVELSTOKE 30/POOR 22 636 55/GOOD 9 1631 82/GOOD 13 2091 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PENTICTON 0 0 S 33 SW 37 CRANBROOK S 24 SW 44 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 54/FAIR 23 985 99/GOOD 30 2460 99/GOOD 17 2942 100 MILE 30/POOR 25 1106 97/GOOD 33 1836 99/GOOD 18 3156 WILLIAMS LAKE 30/POOR 20 1152 61/GOOD 20 1569 99/GOOD 14 3157 PUNTZI MTN 19/POOR 7 1167 99/GOOD 33 2925 99/GOOD 18 2689 PRINCE GEORGE 46/FAIR 20 1094 99/GOOD 31 2704 99/GOOD 18 2887 BURNS LAKE 42/FAIR 23 849 56/GOOD 17 1176 99/GOOD 18 2590 SMITHERS 43/FAIR 21 864 45/FAIR 15 1036 92/GOOD 15 2305 MCBRIDE 41/FAIR 20 1062 97/GOOD 19 2308 99/GOOD 18 2461 CLEARWATER 27/POOR 23 546 45/FAIR 18 823 99/GOOD 15 2509 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PR. GEORGE S 33 S 48 SMITHERS SE 50 S 37 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 25/POOR 16 577 99/GOOD 23 3216 69/GOOD 34 835 FT ST JOHN 11/POOR 4 802 99/GOOD 31 2021 99/GOOD 47 3025 WHITEHORSE 49/FAIR 15 1283 99/GOOD 14 3173 70/GOOD 9 2466 DAWSON 78/GOOD 17 1489 64/GOOD 6 2637 56/GOOD 4 3078 WATSON LAKE 18/POOR 9 886 99/GOOD 15 3052 32/POOR 9 1202 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m DEASE LAKE E 22 SE 20 WATSON LAKE SW 9 SW 22 WHITEHORSE 0 0 0 0 MAYO W 24 W 33 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 20/POOR 22 100 89/GOOD 25 1002 16/POOR 3 442 FRASER VALLEY 27/POOR 17 259 78/GOOD 16 1258 52/FAIR 9 1123 SRN VAN ISLD 9/POOR 1 33 83/GOOD 24 919 13/POOR 2 357 CNTRL VAN ISLD 11/POOR 8 80 37/FAIR 18 341 35/FAIR 6 915 NRN VAN ISLD 10/POOR 6 61 85/GOOD 30 773 70/GOOD 15 1065 TERRACE 15/POOR 16 286 30/POOR 13 542 60/GOOD 11 1317 STEWART 18/POOR 23 80 14/POOR 12 87 20/POOR 8 261 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m VANCOUVER SE 19 S 33 S 54 SANDSPIT S 41 S 50 S 59 PORT HARDY E 13 SE 17 S 20 VENTILLATION GUIDLINES: POOR: 0-33 FAIR: 34-54 GOOD: 55-100 VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/