FPCN39 CWLW 251434 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT WEDNESDAY 25 OCTOBER 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 18/POOR 375 7 23/POOR 834 4 17/POOR 479 6 KAMLOOPS 15/POOR 423 9 43/FAIR 946 4 17/POOR 762 6 OKANAGAN 12/POOR 466 1 51/FAIR 1191 9 46/FAIR 1088 8 CASTLEGAR 16/POOR 579 7 46/FAIR 1139 9 57/GOOD 1115 9 CRANBROOK 15/POOR 1007 8 57/GOOD 1643 5 78/GOOD 1638 11 REVELSTOKE 16/POOR 536 7 47/FAIR 1117 5 63/GOOD 1176 10 FORECAST UPPER WINDS FOR WEDNESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON 0 0 S 22 SW 31 CRANBROOK 0 0 SW 24 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 30/POOR 788 15 30/POOR 967 7 44/FAIR 1113 12 100 MILE 23/POOR 1179 9 16/POOR 1286 2 22/POOR 1138 9 WILLIAMS LK 28/POOR 1198 13 19/POOR 1249 2 36/FAIR 1434 7 PUNTZI MNT 35/FAIR 1215 12 18/POOR 1261 4 85/GOOD 1736 18 PR. GEORGE 17/POOR 821 10 20/POOR 903 8 22/POOR 960 13 BURNS LAKE 23/POOR 877 16 32/POOR 1128 7 98/GOOD 1485 18 SMITHERS 21/POOR 665 15 34/FAIR 843 11 77/GOOD 1081 15 FORECAST UPPER WINDS FOR WEDNESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE W 24 SW 37 SMITHERS NW 17 0 0 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 13/POOR 401 30 35/FAIR 967 7 21/POOR 711 6 FT STJOHN 22/POOR 835 13 68/GOOD 1396 15 62/GOOD 1382 13 WHITEHORSE 18/POOR 799 17 47/FAIR 984 21 14/POOR 740 18 DAWSON 28/POOR 493 31 22/POOR 470 25 15/POOR 419 12 WATSON LAKE 12/POOR 718 17 48/FAIR 1118 18 25/POOR 815 24 FORECAST UPPER WINDS FOR WEDNESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE W 33 W 35 WATSON LAKE W 56 W 43 WHITEHORSE W 48 W 54 MAYO W 50 W 57 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 14/POOR 49 13 15/POOR 156 7 14/POOR 131 9 FRASER VLY 14/POOR 109 10 16/POOR 364 7 14/POOR 245 5 SRN VRISL 12/POOR 44 5 13/POOR 72 11 16/POOR 166 2 CNTRL VRISL 12/POOR 59 4 13/POOR 181 7 33/POOR 384 12 NRN VRISL 13/POOR 57 5 12/POOR 47 1 90/GOOD 623 24 TERRACE 28/POOR 394 17 38/FAIR 596 9 18/POOR 338 8 STEWART 22/POOR 151 15 14/POOR 65 14 51/FAIR 482 8 FORECAST UPPER WINDS FOR WEDNESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER SE 14 S 20 SW 33 SANDSPIT NW 20 NW 19 NW 19 PORT HARDY N 20 0 0 SW 20 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/