FPCN39 CWLW 231330 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT MONDAY 23 JULY 2001 FOR TODAY. MIXING HEIGHTS IN METRES ABOVE SEA LEVEL. AVERAGE WINDS IN KM/H. SUBTRACT 20 FROM THE VENTILATION INDEX IN VALLEYS IF THE MIXING HEIGHT IS BELOW THE HEIGHT OF LOCAL MOUNTAINS OR HILLS. 23-July-2001 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 22/POOR 12 440 85/GOOD 13 1970 61/GOOD 7 2017 KAMLOOPS 32/POOR 19 586 69/GOOD 10 1874 82/GOOD 11 2282 OKANAGAN 32/POOR 16 746 63/GOOD 8 2095 69/GOOD 10 1982 CASTLEGAR 22/POOR 15 656 73/GOOD 9 2385 84/GOOD 12 2368 CRANBROOK 20/POOR 11 1124 96/GOOD 14 3026 87/GOOD 18 2267 REVELSTOKE 16/POOR 8 611 66/GOOD 10 1870 51/FAIR 11 1297 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PENTICTON 0 0 N 20 N 13 CRANBROOK N 17 N 15 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 43/FAIR 22 876 66/GOOD 10 1970 81/GOOD 11 2434 100 MILE 32/POOR 22 1150 55/GOOD 9 2110 89/GOOD 14 2711 WILLIAMS LAKE 33/FAIR 20 1183 75/GOOD 11 2571 71/GOOD 9 2750 PUNTZI MTN 44/FAIR 19 1304 99/GOOD 18 2931 92/GOOD 13 2966 PRINCE GEORGE 45/FAIR 25 1002 92/GOOD 17 2254 97/GOOD 16 2569 BURNS LAKE 63/GOOD 17 1315 99/GOOD 22 2322 99/GOOD 19 2474 SMITHERS 61/GOOD 13 1480 99/GOOD 20 2229 99/GOOD 18 2266 MCBRIDE 19/POOR 13 869 62/GOOD 11 1892 83/GOOD 13 2383 CLEARWATER 17/POOR 14 507 66/GOOD 11 1673 92/GOOD 14 2318 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PR. GEORGE W 20 W 24 SMITHERS W 26 SW 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 22/POOR 24 487 80/GOOD 18 1516 99/GOOD 19 2311 FT ST JOHN 20/POOR 13 859 99/GOOD 24 2952 59/GOOD 9 2015 WHITEHORSE 80/GOOD 17 1880 99/GOOD 22 2395 84/GOOD 17 1995 DAWSON 30/POOR 7 968 88/GOOD 18 1728 99/GOOD 19 2039 WATSON LAKE 71/GOOD 24 1360 99/GOOD 22 2673 99/GOOD 23 2635 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m DEASE LAKE SW 28 SW 28 WATSON LAKE W 11 SW 20 WHITEHORSE SW 24 SW 13 MAYO S 24 S 20 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 18/POOR 9 180 35/FAIR 10 537 35/FAIR 15 348 FRASER VALLEY 18/POOR 9 234 51/FAIR 12 833 51/FAIR 12 850 SRN VAN ISLD 14/POOR 8 134 37/FAIR 9 649 14/POOR 3 309 CNTRL VAN ISLD 19/POOR 11 186 26/POOR 4 837 50/FAIR 10 931 NRN VAN ISLD 28/POOR 13 300 64/GOOD 26 540 80/GOOD 33 628 TERRACE 43/FAIR 9 1032 82/GOOD 13 1834 72/GOOD 11 1707 STEWART 38/FAIR 9 660 64/GOOD 13 1036 53/FAIR 11 924 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m VANCOUVER 0 0 0 0 N 9 SANDSPIT NW 13 W 13 W 19 PORT HARDY NW 17 W 26 W 33 VENTILATION GUIDELINES: POOR: 0-33 FAIR: 34-54 GOOD: 55-100 VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/