FPCN39 CWLW 071331 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT SATURDAY 7 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. 07-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 56/GOOD 16 908 94/GOOD 18 1774 79/GOOD 13 1747 KAMLOOPS 68/GOOD 20 1095 99/GOOD 22 2424 89/GOOD 12 2416 OKANAGAN 47/FAIR 14 1045 99/GOOD 15 2705 77/GOOD 10 2352 CASTLEGAR 16/POOR 3 906 93/GOOD 14 2443 83/GOOD 11 2467 CRANBROOK 40/FAIR 13 1429 99/GOOD 20 2859 99/GOOD 17 2960 REVELSTOKE 51/FAIR 12 1224 86/GOOD 12 2379 69/GOOD 9 2131 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PENTICTON 0 0 W 31 SW 33 CRANBROOK W 20 W 41 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 63/GOOD 13 1556 96/GOOD 16 2353 87/GOOD 12 2510 100 MILE 57/GOOD 11 1955 99/GOOD 20 2953 75/GOOD 8 3192 WILLIAMS LAKE 55/GOOD 10 2003 99/GOOD 16 2859 72/GOOD 8 2992 PUNTZI MTN 64/GOOD 15 1821 99/GOOD 22 2524 92/GOOD 14 2820 PRINCE GEORGE 52/FAIR 12 1497 87/GOOD 17 2085 91/GOOD 15 2452 BURNS LAKE 72/GOOD 18 1464 98/GOOD 22 1931 86/GOOD 16 2000 SMITHERS 54/FAIR 14 1249 89/GOOD 16 2074 65/GOOD 11 1795 MCBRIDE 59/GOOD 13 1650 63/GOOD 12 1823 87/GOOD 13 2574 CLEARWATER 47/FAIR 10 1223 81/GOOD 14 1861 74/GOOD 9 2345 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PR. GEORGE SW 31 W 43 SMITHERS SW 46 SW 67 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 84/GOOD 24 1308 74/GOOD 10 2141 99/GOOD 17 2722 FT ST JOHN 88/GOOD 27 1602 99/GOOD 33 2979 99/GOOD 26 2945 WHITEHORSE 53/FAIR 20 1197 94/GOOD 18 2240 90/GOOD 16 2315 DAWSON 34/FAIR 19 631 70/GOOD 11 1800 98/GOOD 12 2890 WATSON LAKE 48/FAIR 10 1535 88/GOOD 17 2118 99/GOOD 14 2974 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m DEASE LAKE SW 35 SW 41 WATSON LAKE SW 26 SW 13 WHITEHORSE S 28 S 17 MAYO SE 9 E 22 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 23/POOR 5 521 51/FAIR 10 952 56/GOOD 12 902 FRASER VALLEY 36/FAIR 11 550 59/GOOD 12 1048 48/FAIR 9 1008 SRN VAN ISLD 35/FAIR 18 317 50/FAIR 10 919 48/FAIR 10 869 CNTRL VAN ISLD 31/POOR 15 314 45/FAIR 8 974 43/FAIR 8 924 NRN VAN ISLD 34/FAIR 19 291 55/GOOD 11 972 56/GOOD 12 935 TERRACE 57/GOOD 14 1012 66/GOOD 13 1313 59/GOOD 14 1067 STEWART 45/FAIR 15 527 48/FAIR 12 707 41/FAIR 11 607 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m VANCOUVER 0 0 SW 30 W 48 SANDSPIT SW 37 SW 43 SW 54 PORT HARDY SW 31 W 26 W 33 VENTILLATION GUIDLINES: POOR: 0-33 FAIR: 34-54 GOOD: 55-100 VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/