FLCN39 CWLW 211331 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT THURSDAY 21 APRIL 2005 FOR TODAY. MIXING HEIGHTS IN METRES ABOVE SEA LEVEL. AVERAGE WINDS IN KM/H. 21-April-2005 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 11/POOR 5 319 62/GOOD 5 2791 34/FAIR 2 2771 KAMLOOPS 13/POOR 9 430 99/GOOD 13 3324 25/POOR 1 3438 OKANAGAN 10/POOR 4 495 69/GOOD 5 3536 62/GOOD 4 3628 CASTLEGAR 13/POOR 10 571 72/GOOD 6 3252 72/GOOD 6 3277 CRANBROOK 11/POOR 7 1001 99/GOOD 14 3764 87/GOOD 9 3578 REVELSTOKE 14/POOR 5 622 73/GOOD 7 2848 -9/POOR -1 3388 GOLDEN 10/POOR 1 880 42/FAIR 4 2526 33/POOR 3 2383 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PENTICTON 0 0 SE 17 E 31 CRANBROOK NE 31 E 74 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 9/POOR 1 586 99/GOOD 14 3275 99/GOOD 21 2195 100 MILE 11/POOR 4 1051 89/GOOD 8 4081 99/GOOD 26 3719 WILLIAMS LAKE 16/POOR 8 1099 99/GOOD 15 4147 99/GOOD 24 2865 PUNTZI MTN 11/POOR 6 959 75/GOOD 6 3854 83/GOOD 11 2890 PRINCE GEORGE 11/POOR 9 732 99/GOOD 17 3448 93/GOOD 14 2650 BURNS LAKE 10/POOR 7 742 99/GOOD 22 3074 91/GOOD 17 2237 SMITHERS 11/POOR 7 586 93/GOOD 10 3259 78/GOOD 11 2262 MCBRIDE 13/POOR 6 848 60/GOOD 6 2762 27/POOR 4 1610 CLEARWATER 14/POOR 9 499 81/GOOD 7 3332 99/GOOD 12 3486 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PR. GEORGE S 20 S 11 SMITHERS S 15 SW 20 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 5 518 99/GOOD 21 2776 99/GOOD 26 2894 FT ST JOHN 14/POOR 10 785 99/GOOD 18 3601 99/GOOD 29 3375 WHITEHORSE 30/POOR 23 880 99/GOOD 36 2229 55/GOOD 11 1660 DAWSON 10/POOR 5 390 55/GOOD 14 1115 81/GOOD 18 1515 WATSON LAKE 10/POOR 5 738 78/GOOD 19 1710 95/GOOD 19 2186 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m DEASE LAKE S 39 SW 65 WATSON LAKE SW 39 SW 41 WHITEHORSE S 37 SW 67 MAYO S 9 SE 19 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 39/FAIR 29 216 35/FAIR 16 331 57/GOOD 12 1088 FRASER VALLEY 10/POOR 1 214 34/FAIR 10 572 57/GOOD 11 1087 SQUAMISH 17/POOR 6 291 40/FAIR 4 1668 49/FAIR 4 2288 SRN VAN ISLD 16/POOR 5 274 18/POOR 8 226 33/POOR 11 461 CNTRL VAN ISLD 14/POOR 7 164 29/POOR 8 525 51/FAIR 7 1350 NRN VAN ISLD 20/POOR 11 210 57/GOOD 25 464 33/POOR 16 328 TERRACE 10/POOR 5 266 25/POOR 5 847 61/GOOD 9 1613 STEWART 12/POOR 3 20 15/POOR 5 225 24/POOR 7 428 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m VANCOUVER N 9 NE 13 E 24 SANDSPIT N 19 S 9 S 20 PORT HARDY W 13 SW 22 S 35 VENTILATION GUIDELINES: POOR: 0-33 FAIR: 34-54 GOOD: 55-100 VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/PSPC