FPCN39 CWLW 211330 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT SUNDAY 21 APRIL 2002 FOR TODAY. MIXING HEIGHTS IN METRES ABOVE SEA LEVEL. AVERAGE WINDS IN KM/H. 21-April-2002 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 67/GOOD 24 832 79/GOOD 15 1553 99/GOOD 18 2430 KAMLOOPS 88/GOOD 23 1396 87/GOOD 12 2352 99/GOOD 22 3442 OKANAGAN 58/GOOD 20 1024 87/GOOD 19 1704 99/GOOD 29 2699 CASTLEGAR 38/FAIR 15 887 81/GOOD 13 2096 99/GOOD 26 2771 CRANBROOK 30/POOR 18 1166 99/GOOD 20 2624 99/GOOD 27 2677 REVELSTOKE 26/POOR 12 712 37/FAIR 13 888 98/GOOD 19 2049 GOLDEN 18/POOR 15 896 56/GOOD 16 1467 36/FAIR 20 1064 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PENTICTON 0 0 NW 33 NW 19 CRANBROOK NW 33 W 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 90/GOOD 20 1810 99/GOOD 19 2315 99/GOOD 31 3585 100 MILE 90/GOOD 21 2157 99/GOOD 20 2817 99/GOOD 30 3971 WILLIAMS LAKE 91/GOOD 19 2325 99/GOOD 18 2885 99/GOOD 29 4010 PUNTZI MTN 91/GOOD 23 2052 99/GOOD 29 2470 99/GOOD 35 3882 PRINCE GEORGE 99/GOOD 23 2032 99/GOOD 24 2469 99/GOOD 28 3573 BURNS LAKE 83/GOOD 22 1700 99/GOOD 32 2129 99/GOOD 35 3384 SMITHERS 62/GOOD 21 1141 99/GOOD 27 1725 99/GOOD 30 2762 MCBRIDE 40/FAIR 17 1117 77/GOOD 18 1776 92/GOOD 19 2149 CLEARWATER 70/GOOD 19 1216 90/GOOD 16 2002 99/GOOD 22 3075 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PR. GEORGE W 48 W 46 SMITHERS W 48 NW 59 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 38/FAIR 30 584 99/GOOD 21 2375 98/GOOD 23 1706 FT ST JOHN 39/FAIR 30 900 99/GOOD 28 2190 99/GOOD 20 3551 WHITEHORSE 80/GOOD 30 1373 99/GOOD 26 2564 99/GOOD 17 2767 DAWSON 20/POOR 6 714 99/GOOD 29 1998 99/GOOD 19 2133 WATSON LAKE 87/GOOD 25 1649 99/GOOD 22 2534 38/FAIR 4 2193 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m DEASE LAKE W 50 W 57 WATSON LAKE W 50 W 33 WHITEHORSE W 59 W 35 MAYO W 20 W 30 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 20/POOR 12 169 35/FAIR 16 330 58/GOOD 42 278 FRASER VALLEY 37/FAIR 16 413 36/FAIR 18 358 82/GOOD 26 874 SQUAMISH 22/POOR 11 282 59/GOOD 14 901 83/GOOD 18 1259 SRN VAN ISLD 39/FAIR 26 259 56/GOOD 26 431 97/GOOD 23 1310 CNTRL VAN ISLD 36/FAIR 21 282 58/GOOD 12 976 99/GOOD 24 1408 NRN VAN ISLD 25/POOR 17 208 67/GOOD 30 513 56/GOOD 31 368 TERRACE 42/FAIR 13 755 71/GOOD 16 1238 98/GOOD 20 1740 STEWART 35/FAIR 17 321 55/GOOD 25 430 57/GOOD 19 595 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m VANCOUVER W 13 W 28 NW 39 SANDSPIT NW 30 NW 43 NW 65 PORT HARDY NW 41 NW 57 NW 74 VENTILATION GUIDELINES: POOR: 0-33 FAIR: 34-54 GOOD: 55-100 VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/