FLCN39 CWVR 311118 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY ENVIRONMENT CANADA AT 7:00 AM PDT SUNDAY 31 JULY 2011 FOR TODAY. MIXING HEIGHTS IN METRES ABOVE SEA LEVEL. AVERAGE WINDS IN KM/H. 31-July-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 24/POOR 5 784 82/GOOD 10 2340 65/GOOD 6 2570 KAMLOOPS 44/FAIR 14 888 99/GOOD 21 3172 60/GOOD 5 2746 OKANAGAN 12/POOR 4 577 99/GOOD 20 2794 42/FAIR 3 2744 CASTLEGAR 11/POOR 8 540 99/GOOD 20 3468 54/FAIR 4 3021 CRANBROOK 11/POOR 5 993 99/GOOD 28 3819 99/GOOD 14 3717 REVELSTOKE 14/POOR 5 610 70/GOOD 8 2426 27/POOR 2 2160 GOLDEN 11/POOR 4 867 80/GOOD 9 3020 52/FAIR 5 2731 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PENTICTON SW 38 SW 44 SW 49 CRANBROOK SW 33 SW 42 SW 50 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 13/POOR 3 817 65/GOOD 7 2514 67/GOOD 10 2020 100 MILE 59/GOOD 17 1640 99/GOOD 26 3420 73/GOOD 8 3088 WILLIAMS LAKE 32/POOR 8 1500 71/GOOD 10 2576 60/GOOD 7 2668 PUNTZI MTN 34/FAIR 13 1291 20/POOR 1 3047 71/GOOD 7 3236 PRINCE GEORGE 19/POOR 7 967 99/GOOD 20 2676 88/GOOD 15 2324 BURNS LAKE 31/POOR 17 968 99/GOOD 23 2507 83/GOOD 14 2271 SMITHERS 25/POOR 7 958 84/GOOD 12 2365 53/FAIR 6 2166 MCBRIDE 30/POOR 8 1251 51/FAIR 7 2055 59/GOOD 8 2219 CLEARWATER 32/POOR 8 968 72/GOOD 8 2469 47/FAIR 4 2444 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PR. GEORGE SW 17 SW 28 SW 26 SMITHERS N 14 N 13 NW 12 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 12/POOR 6 483 99/GOOD 17 2298 99/GOOD 30 2142 FT ST JOHN 29/POOR 24 860 99/GOOD 35 2973 99/GOOD 32 2536 WHITEHORSE 12/POOR 5 795 81/GOOD 9 2991 99/GOOD 22 2622 DAWSON 10/POOR 4 432 45/FAIR 6 1652 99/GOOD 17 2443 WATSON LAKE 16/POOR 4 999 61/GOOD 13 1660 99/GOOD 25 2681 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m DEASE LAKE N 10 N 11 N 9 WATSON LAKE N 11 N 15 N 8 WHITEHORSE NW 5 N 7 N 7 MAYO 0 0 N 3 N 4 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 27/POOR 11 325 57/GOOD 14 802 46/FAIR 15 534 FRASER VALLEY 44/FAIR 19 456 68/GOOD 13 1214 49/FAIR 10 944 SQUAMISH 14/POOR 6 218 40/FAIR 6 1136 20/POOR 3 763 SRN VAN ISLD 21/POOR 16 158 18/POOR 5 351 21/POOR 6 395 CNTRL VAN ISLD 40/FAIR 16 434 55/GOOD 8 1332 56/GOOD 10 1108 NRN VAN ISLD 18/POOR 9 211 44/FAIR 9 853 17/POOR 3 534 TERRACE 20/POOR 6 550 32/POOR 8 777 30/POOR 5 1057 STEWART 11/POOR 4 90 17/POOR 6 264 12/POOR 2 236 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m VANCOUVER SW 26 SW 43 SW 46 SANDSPIT W 26 W 29 W 27 PORT HARDY NW 15 NW 25 NW 29 VENTILATION GUIDELINES: POOR: 0-33 FAIR: 34-54 GOOD: 55-100 VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/