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 APRIL 2004 FOR TODAY. MIXING HEIGHTS IN METRES ABOVE SEA LEVEL. AVERAGE WINDS IN KM/H. 21-April-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 14/POOR 8 344 77/GOOD 7 2910 96/GOOD 15 2189 KAMLOOPS 22/POOR 14 528 99/GOOD 14 3519 99/GOOD 16 3210 OKANAGAN 14/POOR 6 608 99/GOOD 12 3158 99/GOOD 13 3127 CASTLEGAR 18/POOR 6 769 73/GOOD 8 2635 95/GOOD 11 3101 CRANBROOK 51/FAIR 13 1661 91/GOOD 12 3120 99/GOOD 13 3356 REVELSTOKE 31/POOR 5 1293 74/GOOD 9 2398 70/GOOD 8 2404 GOLDEN 47/FAIR 10 1623 80/GOOD 12 2454 70/GOOD 10 2373 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PENTICTON 0 0 SE 19 SE 19 CRANBROOK W 15 0 0 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 15/POOR 10 659 99/GOOD 19 3390 99/GOOD 17 3548 100 MILE 31/POOR 12 1301 99/GOOD 16 3744 99/GOOD 17 3836 WILLIAMS LAKE 32/POOR 14 1269 99/GOOD 15 4034 99/GOOD 14 3999 PUNTZI MTN 40/FAIR 18 1271 99/GOOD 23 3872 99/GOOD 26 3353 PRINCE GEORGE 11/POOR 6 748 99/GOOD 25 3262 98/GOOD 13 3050 BURNS LAKE 23/POOR 20 850 99/GOOD 25 3043 99/GOOD 27 2773 SMITHERS 21/POOR 19 646 99/GOOD 22 2637 99/GOOD 22 1958 MCBRIDE 20/POOR 11 923 99/GOOD 18 2675 80/GOOD 12 2431 CLEARWATER 24/POOR 5 984 99/GOOD 14 2888 81/GOOD 8 3001 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PR. GEORGE NW 11 NW 11 SMITHERS NW 22 W 30 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 7 468 99/GOOD 21 2695 98/GOOD 13 2707 FT ST JOHN 19/POOR 17 803 99/GOOD 28 3861 98/GOOD 12 3221 WHITEHORSE 75/GOOD 24 1439 75/GOOD 8 2927 99/GOOD 23 2175 DAWSON 16/POOR 13 470 88/GOOD 11 2578 99/GOOD 24 2221 WATSON LAKE 61/GOOD 25 1184 99/GOOD 29 3220 99/GOOD 22 2776 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m DEASE LAKE W 28 W 39 WATSON LAKE W 20 W 30 WHITEHORSE NW 37 N 33 MAYO NW 20 NW 33 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 53/FAIR 14 706 99/GOOD 33 1102 75/GOOD 18 1002 FRASER VALLEY 38/FAIR 9 717 80/GOOD 18 1191 62/GOOD 12 1122 SQUAMISH 27/POOR 10 393 56/GOOD 9 1242 61/GOOD 11 1184 SRN VAN ISLD 54/FAIR 14 755 74/GOOD 16 1119 66/GOOD 13 1119 CNTRL VAN ISLD 53/FAIR 14 729 77/GOOD 19 1006 63/GOOD 14 976 NRN VAN ISLD 13/POOR 10 99 67/GOOD 25 422 99/GOOD 29 1122 TERRACE 17/POOR 11 346 86/GOOD 13 2015 84/GOOD 19 1394 STEWART 15/POOR 21 62 99/GOOD 9 591 88/GOOD 22 1107 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m VANCOUVER SE 22 SE 20 SE 19 SANDSPIT NE 20 NE 31 NE 31 PORT HARDY N 33 NW 26 W 20 VENTILATION GUIDELINES: POOR: 0-33 FAIR: 34-54 GOOD: 55-100 VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/CPM