FPCN39 CWLW 101400 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER SERVICE OFFICE OF ENVIRONMENT CANADA AT 7:00 AM PDT WEDNESDAY 10 MAY 2000 FOR TODAY. VENTILATION INDICES AND MIXING HEIGHTS. MIXING HEIGHTS IN METRES ABOVE SEA LEVEL. AVERAGE WINDS IN KM/HR. SUBTRACT 20 FROM THE VENTILATION INDEX IN VALLEYS IF THE MIXING HEIGHT IS BELOW THE HEIGHT OF THE LOCAL HILLS. SOUTHERN INTERIOR *** TODAY *** *** TOMORROW *** ****** 7:00 AM **** **** 4:00 PM ***** ***** 4:00 PM ***** VI MXG HT Wnd VI MXG HT Wnd VI MXG HT Wnd (m) (km/h) (m) (km/h) (m) (km/h) FRSR CANYON 52/FAIR 576 16 90/GOOD 1341 16 70/GOOD 1006 9 KAMLOOPS 100/GOOD 926 17 100/GOOD 1382 21 100/GOOD 2167 10 OKANAGAN 100/GOOD 1360 20 100/GOOD 2143 13 100/GOOD 1316 14 CASTLEGAR 100/GOOD 1655 16 100/GOOD 1874 14 88/GOOD 1178 12 CRANBROOK 100/GOOD 1872 23 100/GOOD 2898 18 100/GOOD 2301 20 REVELSTOKE 100/GOOD 1144 17 100/GOOD 1659 6 85/GOOD 1623 7 FORECAST UPPER WINDS FOR WEDNESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON 0 0 W 9 W 22 CRANBROOK W 13 W 39 CENTRAL INTERIOR *** TODAY *** *** TOMORROW *** ****** 7:00 AM **** **** 4:00 PM ***** ***** 4:00 PM ***** VI MXG HT Wnd VI MXG HT Wnd VI MXG HT Wnd (m) (km/h) (m) (km/h) (m) (km/h) QUESNEL 87/GOOD 1042 20 100/GOOD 2716 28 100/GOOD 3484 16 100 MILE 29/POOR 1142 13 100/GOOD 2305 8 100/GOOD 2793 12 WILLIAMS LK 37/FAIR 1184 18 100/GOOD 2607 22 100/GOOD 3301 11 PUNTZI MNT 60/GOOD 1311 18 100/GOOD 3056 22 100/GOOD 3672 8 PR. GEORGE 93/GOOD 1182 23 100/GOOD 3045 24 100/GOOD 3618 14 BURNS LAKE 100/GOOD 1531 19 100/GOOD 2907 16 72/GOOD 2896 5 SMITHERS 100/GOOD 1256 20 100/GOOD 2683 10 64/GOOD 2024 8 FORECAST UPPER WINDS FOR WEDNESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE 0 0 S 9 SMITHERS SW 9 SE 15 NORTHERN BC/YUKON *** TODAY *** *** TOMORROW *** ****** 7:00 AM **** **** 4:00 PM ***** ***** 4:00 PM ***** VI MXG HT Wnd VI MXG HT Wnd VI MXG HT Wnd (m) (km/h) (m) (km/h) (m) (km/h) FT NLSN 44/FAIR 682 17 100/GOOD 3506 9 100/GOOD 3552 11 FT STJOHN 47/FAIR 951 25 100/GOOD 3484 20 100/GOOD 3542 8 WHITEHORSE 55/GOOD 1324 11 55/GOOD 2524 5 100/GOOD 2963 14 DAWSON 100/GOOD 1269 18 100/GOOD 2643 22 100/GOOD 2203 23 WATSON LAKE 74/GOOD 1100 24 100/GOOD 3834 9 100/GOOD 3799 10 FORECAST UPPER WINDS FOR WEDNESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE SE 11 SE 11 WATSON LAKE E 24 E 28 WHITEHORSE 0 0 SE 19 MAYO 0 0 SW 11 COAST *** TODAY *** *** TOMORROW *** ****** 7:00 AM **** **** 4:00 PM ***** ***** 4:00 PM ***** VI MXG HT Wnd VI MXG HT Wnd VI MXG HT Wnd (m) (km/h) (m) (km/h) (m) (km/h) VANCOUVER 68/GOOD 581 16 70/GOOD 668 22 80/GOOD 227 17 FRASER VLY 52/FAIR 419 20 69/GOOD 577 16 80/GOOD 303 18 SRN VRISL 90/GOOD 663 18 100/GOOD 663 32 80/GOOD 365 29 CNTRL VRISL 93/GOOD 806 15 100/GOOD 755 25 100/GOOD 825 18 NRN VRISL 97/GOOD 588 24 100/GOOD 1025 26 89/GOOD 792 24 TERRACE 77/GOOD 689 17 100/GOOD 2311 7 71/GOOD 2526 0 STEWART 32/POOR 215 18 70/GOOD 1515 8 60/GOOD 725 10 FORECAST UPPER WINDS FOR WEDNESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER SW 12 SW 20 S 28 SANDSPIT 0 0 0 0 0 0 PORT HARDY 0 0 S 13 SE 20 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/ $$$$^^