FLCN39 CWVR 201330 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY ENVIRONMENT CANADA AT 7:00 AM PDT TUESDAY 20 APRIL 2010 FOR TODAY. MIXING HEIGHTS IN METRES ABOVE SEA LEVEL. AVERAGE WINDS IN KM/H. 20-APRIL-2010 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 10/POOR 3 264 70/GOOD 25 855 18/POOR 5 574 KAMLOOPS 16/POOR 10 473 65/GOOD 5 3088 99/GOOD 23 1889 OKANAGAN 13/POOR 10 525 76/GOOD 6 3485 86/GOOD 11 2591 CASTLEGAR 16/POOR 12 595 87/GOOD 10 2876 81/GOOD 7 3417 CRANBROOK 16/POOR 14 1025 99/GOOD 16 3870 68/GOOD 5 3966 REVELSTOKE 15/POOR 6 639 55/GOOD 9 1603 71/GOOD 8 2470 GOLDEN 12/POOR 6 883 55/GOOD 9 1972 56/GOOD 9 1994 FORECAST UPPER WINDS FOR THIS AFTERNOON 900M 1800M 2700M PENTICTON S 19 S 26 SE 30 CRANBROOK S 10 S 19 SE 22 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 17/POOR 16 638 99/GOOD 12 3834 62/GOOD 12 1613 100 MILE 26/POOR 19 1109 89/GOOD 8 4096 54/FAIR 18 1507 WILLIAMS LAKE 29/POOR 20 1132 99/GOOD 20 4224 52/FAIR 15 1578 PUNTZI MTN 12/POOR 6 992 99/GOOD 17 3735 83/GOOD 12 2710 PRINCE GEORGE 13/POOR 10 771 99/GOOD 14 3818 81/GOOD 14 2163 BURNS LAKE 11/POOR 10 744 99/GOOD 21 2694 95/GOOD 15 2632 SMITHERS 9/POOR 1 570 69/GOOD 11 1903 70/GOOD 9 2259 MCBRIDE 13/POOR 9 811 58/GOOD 9 2007 56/GOOD 9 1939 CLEARWATER 19/POOR 11 560 70/GOOD 6 3041 78/GOOD 13 1881 FORECAST UPPER WINDS FOR THIS AFTERNOON 900M 1800M 2700M PR. GEORGE S 17 S 19 S 30 SMITHERS S 27 S 37 S 42 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 13/POOR 11 442 99/GOOD 18 2852 79/GOOD 21 1311 FT ST JOHN 23/POOR 24 808 99/GOOD 20 2997 82/GOOD 20 1755 WHITEHORSE 18/POOR 28 765 66/GOOD 27 1229 99/GOOD 22 3195 DAWSON 21/POOR 35 434 27/POOR 17 577 99/GOOD 20 2649 WATSON LAKE 13/POOR 16 735 99/GOOD 17 3070 94/GOOD 12 2996 FORECAST UPPER WINDS FOR THIS AFTERNOON 900M 1800M 2700M DEASE LAKE S 32 S 40 S 40 WATSON LAKE S 27 S 32 S 37 WHITEHORSE S 45 S 50 S 39 MAYO S 32 S 37 S 37 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 19/POOR 21 93 50/FAIR 30 302 22/POOR 8 313 FRASER VALLEY 29/POOR 12 391 60/GOOD 16 812 16/POOR 4 384 SQUAMISH 11/POOR 4 158 17/POOR 4 407 24/POOR 6 537 SRN VAN ISLD 12/POOR 6 98 16/POOR 8 186 29/POOR 13 315 CNTRL VAN ISLD 20/POOR 11 213 53/FAIR 19 555 56/GOOD 13 852 NRN VAN ISLD 75/GOOD 27 679 66/GOOD 29 517 97/GOOD 29 1053 TERRACE 10/POOR 2 308 20/POOR 8 463 55/GOOD 8 1546 STEWART 12/POOR 10 54 10/POOR 6 41 30/POOR 6 700 FORECAST UPPER WINDS FOR THIS AFTERNOON 900M 1800M 2700M VANCOUVER SE 32 SE 37 SE 36 SANDSPIT SE 24 SE 43 SE 40 PORT HARDY S 36 S 39 S 21 VENTILATION GUIDELINES: POOR: 0-33 FAIR: 34-54 GOOD: 55-100 VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/