FPCN39 CWLW 181430 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PST SUNDAY 18 FEBRUARY 2001 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 20/POOR 402 8 100/GOOD 1018 14 62/GOOD 865 9 KAMLOOPS 39/FAIR 625 15 94/GOOD 1002 18 35/FAIR 875 7 OKANAGAN 55/GOOD 740 20 100/GOOD 1317 15 44/FAIR 1155 7 CASTLEGAR 39/FAIR 783 15 54/FAIR 1075 9 43/FAIR 1330 4 CRANBROOK 14/POOR 1029 4 100/GOOD 1583 17 56/GOOD 2094 7 REVELSTOKE 27/POOR 634 16 29/POOR 775 8 23/POOR 1310 2 FORECAST UPPER WINDS FOR SUNDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON 0 0 SW 19 SW 39 CRANBROOK W 17 W 46 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 14/POOR 583 22 32/POOR 925 3 36/FAIR 916 14 100 MILE 63/GOOD 1265 24 31/POOR 1207 10 35/FAIR 1515 8 WILLIAMS LK 30/POOR 1105 24 14/POOR 1089 2 31/POOR 1300 8 PUNTZI MNT 16/POOR 1017 6 16/POOR 1077 4 51/FAIR 1344 14 PR. GEORGE 15/POOR 754 12 22/POOR 1029 5 41/FAIR 1060 12 BURNS LAKE 28/POOR 858 26 51/FAIR 1172 11 52/FAIR 1159 13 SMITHERS 32/POOR 694 23 59/GOOD 991 13 48/FAIR 929 12 FORECAST UPPER WINDS FOR SUNDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE 0 0 E 13 SMITHERS E 24 SE 24 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 20/POOR 486 16 27/POOR 833 6 52/FAIR 904 13 FT STJOHN 16/POOR 751 21 35/FAIR 1131 9 42/FAIR 1148 10 WHITEHORSE 12/POOR 719 7 16/POOR 799 6 21/POOR 811 22 DAWSON 12/POOR 383 16 14/POOR 419 15 17/POOR 420 31 WATSON LAKE 14/POOR 740 5 15/POOR 903 2 18/POOR 924 5 FORECAST UPPER WINDS FOR SUNDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE E 24 E 13 WATSON LAKE NE 11 NE 19 WHITEHORSE E 24 E 30 MAYO NE 13 NE 26 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 95/GOOD 492 29 92/GOOD 340 20 16/POOR 52 17 FRASER VLY 50/FAIR 328 19 92/GOOD 692 14 61/GOOD 491 17 SRN VRISL 70/GOOD 359 24 92/GOOD 167 8 30/POOR 178 15 CNTRL VRISL 71/GOOD 421 22 90/GOOD 667 12 21/POOR 194 9 NRN VRISL 56/GOOD 284 31 88/GOOD 553 16 43/FAIR 426 14 TERRACE 99/GOOD 459 19 66/GOOD 645 11 46/FAIR 599 13 STEWART 99/GOOD 152 26 66/GOOD 85 23 17/POOR 81 22 FORECAST UPPER WINDS FOR SUNDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER S 18 SW 28 SW 30 SANDSPIT SE 24 SE 15 SE 19 PORT HARDY S 27 S 31 SE 33 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/