FLCN39 CWLW 211331 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT WEDNESDAY 21 JULY 2004 FOR TODAY. MIXING HEIGHTS IN METRES ABOVE SEA LEVEL. AVERAGE WINDS IN KM/H. 21-July-2004 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 21/POOR 4 810 99/GOOD 13 2767 56/GOOD 4 2939 KAMLOOPS 49/FAIR 10 1229 91/GOOD 11 2711 78/GOOD 7 3086 OKANAGAN 22/POOR 6 878 89/GOOD 10 2960 75/GOOD 6 3467 CASTLEGAR 15/POOR 6 667 72/GOOD 6 3241 35/FAIR 2 3091 CRANBROOK 14/POOR 5 1117 99/GOOD 15 4006 71/GOOD 6 3620 REVELSTOKE 15/POOR 4 720 71/GOOD 7 2779 60/GOOD 4 3512 GOLDEN 23/POOR 6 1216 99/GOOD 13 3449 70/GOOD 5 3972 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PENTICTON 0 0 NW 31 N 31 CRANBROOK W 15 N 24 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 41/FAIR 12 1114 62/GOOD 7 2363 87/GOOD 11 2734 100 MILE 40/FAIR 5 2247 89/GOOD 11 3188 91/GOOD 10 3578 WILLIAMS LAKE 69/GOOD 12 2231 72/GOOD 7 3335 99/GOOD 12 3547 PUNTZI MTN 21/POOR 5 1381 31/POOR 2 3040 55/GOOD 4 3512 PRINCE GEORGE 59/GOOD 19 1315 83/GOOD 10 2880 53/FAIR 4 3197 BURNS LAKE 32/POOR 16 1002 88/GOOD 11 2929 75/GOOD 9 2717 SMITHERS 25/POOR 9 870 89/GOOD 12 2584 81/GOOD 10 2597 MCBRIDE 31/POOR 6 1455 33/POOR 4 1952 64/GOOD 5 3419 CLEARWATER 40/FAIR 11 974 66/GOOD 7 2434 57/GOOD 5 2656 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PR. GEORGE NW 35 W 31 SMITHERS W 26 NW 28 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 9/POOR 2 426 99/GOOD 13 2770 99/GOOD 13 3083 FT ST JOHN 51/FAIR 17 1251 90/GOOD 13 2677 59/GOOD 5 3071 WHITEHORSE 18/POOR 10 873 74/GOOD 8 2904 72/GOOD 10 2350 DAWSON 10/POOR 5 392 78/GOOD 16 1574 46/FAIR 4 2401 WATSON LAKE 12/POOR 9 741 51/FAIR 8 1856 84/GOOD 13 2415 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m DEASE LAKE W 30 W 37 WATSON LAKE S 17 S 9 WHITEHORSE W 24 S 17 MAYO 0 0 0 0 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 12/POOR 2 265 70/GOOD 25 630 63/GOOD 27 491 FRASER VALLEY 15/POOR 3 439 67/GOOD 13 1174 74/GOOD 13 1400 SQUAMISH 24/POOR 6 543 51/FAIR 5 1901 66/GOOD 6 2396 SRN VAN ISLD 13/POOR 14 74 37/FAIR 13 469 40/FAIR 12 557 CNTRL VAN ISLD 31/POOR 18 265 84/GOOD 19 1204 72/GOOD 13 1285 NRN VAN ISLD 27/POOR 11 333 70/GOOD 22 735 59/GOOD 27 465 TERRACE 30/POOR 6 911 40/FAIR 5 1486 48/FAIR 5 1897 STEWART 11/POOR 4 97 17/POOR 5 311 24/POOR 5 596 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m VANCOUVER 0 0 NW 13 N 19 SANDSPIT NW 17 NW 13 NW 13 PORT HARDY 0 0 SW 13 W 15 VENTILATION GUIDELINES: POOR: 0-33 FAIR: 34-54 GOOD: 55-100 VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/PWC