FPCN39 CWLW 281330 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT THURSDAY 28 JUNE 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. 28-June-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 67/GOOD 17 1092 99/GOOD 30 1929 99/GOOD 25 2429 KAMLOOPS 64/GOOD 20 1029 99/GOOD 19 2546 99/GOOD 15 3146 OKANAGAN 63/GOOD 21 1078 99/GOOD 15 2650 62/GOOD 6 2608 CASTLEGAR 37/FAIR 9 1121 87/GOOD 15 2095 72/GOOD 8 2545 CRANBROOK 56/GOOD 16 1613 88/GOOD 15 2562 98/GOOD 14 3094 REVELSTOKE 50/FAIR 13 1152 71/GOOD 10 2043 58/GOOD 6 2344 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PENTICTON 0 0 W 30 SW 30 CRANBROOK W 28 W 54 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 30/POOR 21 740 63/GOOD 9 2016 66/GOOD 8 2304 100 MILE 55/GOOD 23 1398 79/GOOD 14 2335 69/GOOD 8 2850 WILLIAMS LAKE 39/FAIR 23 1212 76/GOOD 13 2363 61/GOOD 7 2745 PUNTZI MTN 13/POOR 9 986 97/GOOD 18 2565 60/GOOD 6 2924 PRINCE GEORGE 29/POOR 21 880 70/GOOD 9 2430 68/GOOD 8 2556 BURNS LAKE 62/GOOD 17 1298 92/GOOD 13 2610 76/GOOD 10 2373 SMITHERS 54/FAIR 11 1446 78/GOOD 10 2441 82/GOOD 12 2280 MCBRIDE 48/FAIR 13 1386 64/GOOD 9 2230 90/GOOD 17 2230 CLEARWATER 51/FAIR 14 1074 85/GOOD 14 2030 74/GOOD 10 2151 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PR. GEORGE SW 19 S 24 SMITHERS SW 15 S 31 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 23/POOR 19 523 42/FAIR 5 1796 81/GOOD 9 2660 FT ST JOHN 37/FAIR 16 1060 82/GOOD 21 1704 42/FAIR 4 2444 WHITEHORSE 51/FAIR 19 1195 59/GOOD 16 1448 44/FAIR 5 2177 DAWSON 54/GOOD 28 738 99/GOOD 10 3622 57/GOOD 4 3156 WATSON LAKE 40/FAIR 30 903 64/GOOD 15 1583 80/GOOD 11 2531 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m DEASE LAKE E 44 SE 20 WATSON LAKE E 48 E 31 WHITEHORSE E 43 E 33 MAYO SE 15 E 13 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 49/FAIR 10 878 63/GOOD 17 785 33/POOR 9 525 FRASER VALLEY 50/FAIR 10 973 64/GOOD 12 1183 54/GOOD 9 1198 SRN VAN ISLD 50/FAIR 10 936 49/FAIR 15 598 27/POOR 8 454 CNTRL VAN ISLD 72/GOOD 20 849 72/GOOD 15 1141 49/FAIR 8 1108 NRN VAN ISLD 48/FAIR 12 723 60/GOOD 11 1130 74/GOOD 16 1112 TERRACE 49/FAIR 10 1090 87/GOOD 15 1813 50/FAIR 6 1729 STEWART 42/FAIR 10 705 56/GOOD 11 990 23/POOR 4 677 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m VANCOUVER SW 26 SW 19 SW 26 SANDSPIT SW 22 SW 20 SW 30 PORT HARDY S 31 S 31 S 31 VENTILLATION GUIDLINES: POOR: 0-33 FAIR: 34-54 GOOD: 55-100 VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/mtnwc