FPCN39 CWLW 221430 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PST THURSDAY 22 MARCH 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. 22-March-2001 SOUTHERN INTERIOR TODAY TOMORROW 7:00 AM 4:00 PM 7:00 AM VI WND MXG HT VI WND MXG HT VI WND MXG HT KM/H M KM/H M KM/H M FRASER CANYON 19/POOR 12 385 68/GOOD 6 2729 61/GOOD 5 2729 KAMLOOPS 32/POOR 9 847 74/GOOD 7 2846 74/GOOD 7 2846 OKANAGAN 31/POOR 10 895 85/GOOD 9 2956 74/GOOD 7 2956 CASTLEGAR 21/POOR 6 888 89/GOOD 10 2995 68/GOOD 6 2995 CRANBROOK 12/POOR 3 1124 87/GOOD 12 2939 60/GOOD 6 2939 REVELSTOKE 25/POOR 10 742 85/GOOD 9 2943 61/GOOD 5 2943 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PENTICTON 0 0 W 22 W 52 CRANBROOK W 11 W 39 CENTRAL INTERIOR TODAY TOMORROW 7:00 AM 4:00 PM 7:00 AM VI WND MXG HT VI WND MXG HT VI WND MXG HT KM/H M KM/H M KM/H M QUESNEL 13/POOR 4 732 60/GOOD 6 2545 80/GOOD 10 2545 100 MILE 21/POOR 5 1412 71/GOOD 8 2940 84/GOOD 11 2940 WILLIAMS LAKE 22/POOR 11 1158 38/FAIR 3 2940 71/GOOD 8 2940 PUNTZI MTN 16/POOR 7 1082 65/GOOD 7 2910 97/GOOD 15 2910 PRINCE GEORGE 24/POOR 12 934 53/FAIR 25 1091 69/GOOD 20 1469 BURNS LAKE 33/POOR 9 1071 38/FAIR 15 945 75/GOOD 24 1285 SMITHERS 27/POOR 7 1009 53/FAIR 10 1523 68/GOOD 22 1200 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PR. GEORGE W 31 W 46 SMITHERS W 33 W 50 NORTHERN BC/YUKON TODAY TOMORROW 7:00 AM 4:00 PM 7:00 AM VI WND MXG HT VI WND MXG HT VI WND MXG HT KM/H M KM/H M KM/H M FORT NELSON 13/POOR 13 435 52/FAIR 7 1782 42/FAIR 6 1548 FT ST JOHN 19/POOR 22 778 53/FAIR 12 1535 47/FAIR 11 1439 WHITEHORSE 15/POOR 8 831 27/POOR 5 1396 47/FAIR 14 1287 DAWSON 18/POOR 26 433 24/POOR 8 718 36/FAIR 21 635 WATSON LAKE 15/POOR 11 797 32/POOR 3 2204 74/GOOD 16 1769 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m DEASE LAKE NE 20 NW 31 WATSON LAKE 0 0 N 13 WHITEHORSE N 24 N 37 MAYO NE 24 N 22 COAST TODAY TOMORROW 7:00 AM 4:00 PM 7:00 AM VI WND MXG HT VI WND MXG HT VI WND MXG HT KM/H M KM/H M KM/H M VANCOUVER 18/POOR 8 216 71/GOOD 16 1002 65/GOOD 10 1402 FRASER VALLEY 12/POOR 4 205 55/GOOD 10 1107 57/GOOD 8 1458 SRN VAN ISLD 32/POOR 18 269 53/FAIR 10 1019 65/GOOD 10 1419 CNTRL VAN ISLD 39/FAIR 20 333 53/FAIR 10 1024 65/GOOD 10 1424 NRN VAN ISLD 31/POOR 21 229 84/GOOD 19 1197 56/GOOD 9 1222 TERRACE 32/POOR 10 679 38/FAIR 12 717 58/GOOD 17 887 STEWART 14/POOR 11 98 26/POOR 16 210 53/FAIR 22 465 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m VANCOUVER 0 0 W 22 W 46 SANDSPIT N 30 N 20 NW 37 PORT HARDY NW 20 W 31 W 41 VENTILLATION GUIDLINES: POOR: 0-33 FAIR: 34-54 GOOD: 55-100 VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/dsl