FPCN39 CWLW 061457 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT FRIDAY 6 APRIL 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. 06-April-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 70/GOOD 15 1273 60/GOOD 9 1561 65/GOOD 7 2235 KAMLOOPS 75/GOOD 15 1547 70/GOOD 10 1912 72/GOOD 7 2707 OKANAGAN 55/GOOD 14 1209 58/GOOD 10 1620 82/GOOD 12 2234 CASTLEGAR 32/POOR 10 955 65/GOOD 11 1749 51/FAIR 8 1684 CRANBROOK 41/FAIR 15 1379 56/GOOD 12 1835 69/GOOD 14 2028 REVELSTOKE 33/POOR 9 974 57/GOOD 10 1570 42/FAIR 8 1306 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PENTICTON 0 0 SW 11 SW 26 CRANBROOK SW 19 SW 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 29/POOR 16 793 59/GOOD 13 1445 45/FAIR 5 2103 100 MILE 64/GOOD 16 1780 86/GOOD 13 2738 44/FAIR 3 3405 WILLIAMS LAKE 52/FAIR 14 1631 63/GOOD 8 2588 53/FAIR 5 2902 PUNTZI MTN 52/FAIR 15 1545 57/GOOD 10 2030 29/POOR 5 1699 PRINCE GEORGE 25/POOR 13 929 57/GOOD 10 1822 44/FAIR 4 2534 BURNS LAKE 48/FAIR 23 911 82/GOOD 24 1431 64/GOOD 13 1593 SMITHERS 24/POOR 17 694 71/GOOD 14 1679 46/FAIR 7 1653 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PR. GEORGE SE 19 SE 20 SMITHERS NE 28 E 30 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 63/GOOD 20 1047 63/GOOD 12 1491 76/GOOD 14 1688 FT ST JOHN 22/POOR 25 793 99/GOOD 28 1838 42/FAIR 19 1058 WHITEHORSE 11/POOR 5 782 72/GOOD 13 1978 74/GOOD 14 1952 DAWSON 12/POOR 11 426 76/GOOD 21 1233 48/FAIR 16 899 WATSON LAKE 60/GOOD 19 1324 72/GOOD 12 2069 26/POOR 3 1808 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m DEASE LAKE E 24 E 24 WATSON LAKE E 20 E 22 WHITEHORSE NE 17 NE 20 MAYO NE 22 N 17 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 61/GOOD 16 786 63/GOOD 12 1087 45/FAIR 11 698 FRASER VALLEY 65/GOOD 14 1036 69/GOOD 12 1343 66/GOOD 11 1335 SRN VAN ISLD 57/GOOD 18 643 59/GOOD 13 919 36/FAIR 9 625 CNTRL VAN ISLD 48/FAIR 16 561 63/GOOD 14 969 28/POOR 3 1270 NRN VAN ISLD 63/GOOD 17 794 99/GOOD 22 1474 93/GOOD 35 811 TERRACE 31/POOR 15 501 65/GOOD 10 1591 55/GOOD 7 1732 STEWART 27/POOR 19 194 68/GOOD 12 1254 20/POOR 9 235 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m VANCOUVER SW 26 SW 26 SW 20 SANDSPIT W 13 W 15 NW 17 PORT HARDY N 30 N 24 N 20 VENTILLATION GUIDLINES: POOR: 0-33 FAIR: 34-54 GOOD: 55-100 VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/