FLCN39 CWVR 201330 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY ENVIRONMENT CANADA AT 7:00 AM PDT WEDNESDAY 20 APRIL 2011 FOR TODAY. MIXING HEIGHTS IN METRES ABOVE SEA LEVEL. AVERAGE WINDS IN KM/H. 20-APRIL-2011 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 4 489 64/GOOD 6 2474 70/GOOD 6 2842 KAMLOOPS 17/POOR 3 814 76/GOOD 6 3391 99/GOOD 21 3460 OKANAGAN 10/POOR 5 504 74/GOOD 6 3373 77/GOOD 9 2515 CASTLEGAR 14/POOR 6 648 69/GOOD 6 3069 57/GOOD 9 1737 CRANBROOK 11/POOR 3 1044 91/GOOD 11 3311 57/GOOD 9 2173 REVELSTOKE 18/POOR 4 844 57/GOOD 7 2048 64/GOOD 8 2121 GOLDEN 17/POOR 5 1086 63/GOOD 6 2970 64/GOOD 7 2702 FORECAST UPPER WINDS FOR THIS AFTERNOON 900M 1800M 2700M PENTICTON SW 25 SW 36 SW 32 CRANBROOK W 25 W 37 W 35 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 12/POOR 8 618 88/GOOD 8 3621 99/GOOD 14 3030 100 MILE 40/FAIR 13 1433 65/GOOD 5 3717 99/GOOD 18 3708 WILLIAMS LAKE 24/POOR 8 1309 80/GOOD 8 3481 99/GOOD 14 3481 PUNTZI MTN 19/POOR 9 1119 76/GOOD 7 3528 99/GOOD 13 3336 PRINCE GEORGE 12/POOR 11 744 99/GOOD 12 3786 99/GOOD 15 3172 BURNS LAKE 12/POOR 12 755 99/GOOD 13 3428 99/GOOD 17 2615 SMITHERS 15/POOR 8 650 80/GOOD 9 2773 75/GOOD 11 2134 MCBRIDE 13/POOR 2 1054 68/GOOD 7 2895 59/GOOD 6 2682 CLEARWATER 29/POOR 7 961 65/GOOD 7 2375 99/GOOD 12 3396 FORECAST UPPER WINDS FOR THIS AFTERNOON 900M 1800M 2700M PR. GEORGE E 5 E 3 W 8 SMITHERS NW 8 NW 9 NW 10 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 60/GOOD 26 851 58/GOOD 11 1434 62/GOOD 5 2974 FT ST JOHN 27/POOR 25 835 99/GOOD 16 3109 99/GOOD 18 3406 WHITEHORSE 12/POOR 5 825 89/GOOD 19 2008 99/GOOD 30 2109 DAWSON 23/POOR 9 658 66/GOOD 8 2168 40/FAIR 7 1279 WATSON LAKE 30/POOR 23 874 99/GOOD 21 2208 99/GOOD 20 2352 FORECAST UPPER WINDS FOR THIS AFTERNOON 900M 1800M 2700M DEASE LAKE W 13 NW 15 NW 14 WATSON LAKE W 18 W 19 W 19 WHITEHORSE W 21 W 23 W 21 MAYO W 23 W 28 W 23 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 35/FAIR 20 261 60/GOOD 10 1214 69/GOOD 25 621 FRASER VALLEY 16/POOR 10 189 89/GOOD 13 2002 56/GOOD 14 835 SQUAMISH 14/POOR 7 183 68/GOOD 9 1700 58/GOOD 6 1948 SRN VAN ISLD 35/FAIR 11 502 54/FAIR 8 1297 47/FAIR 10 833 CNTRL VAN ISLD 18/POOR 10 196 56/GOOD 9 1215 93/GOOD 19 1448 NRN VAN ISLD 39/FAIR 16 408 99/GOOD 25 1365 99/GOOD 35 1405 TERRACE 20/POOR 4 730 69/GOOD 9 1922 70/GOOD 11 1640 STEWART 12/POOR 5 110 54/FAIR 8 1276 47/FAIR 9 935 FORECAST UPPER WINDS FOR THIS AFTERNOON 900M 1800M 2700M VANCOUVER SW 32 SW 32 W 24 SANDSPIT N 10 NW 9 W 10 PORT HARDY NW 15 NW 17 NW 15 VENTILATION GUIDELINES: POOR: 0-33 FAIR: 34-54 GOOD: 55-100 VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/