FPCN39 CWLW 111431 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PST SUNDAY 11 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 43/FAIR 576 10 60/GOOD 864 9 79/GOOD 881 11 KAMLOOPS 25/POOR 565 14 44/FAIR 885 10 68/GOOD 874 17 OKANAGAN 27/POOR 668 9 41/FAIR 1257 8 72/GOOD 1077 13 CASTLEGAR 27/FAIR 788 13 45/FAIR 1222 8 100/GOOD 1623 13 CRANBROOK 29/POOR 1108 16 39/FAIR 1580 6 95/GOOD 2198 6 REVELSTOKE 28/POOR 612 19 44/FAIR 1288 4 62/GOOD 1130 8 FORECAST UPPER WINDS FOR SUNDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON 0 0 0 0 0 0 CRANBROOK 0 0 0 0 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 29/POOR 740 15 48/FAIR 996 16 54/FAIR 1128 10 100 MILE 20/POOR 1056 17 43/FAIR 1548 15 65/GOOD 1454 16 WILLIAMS LK 15/POOR 1035 7 50/FAIR 1470 15 57/GOOD 1553 9 PUNTZI MNT 39/FAIR 1197 17 56/GOOD 1536 12 51/FAIR 1539 4 PR. GEORGE 34/FAIR 925 16 55/GOOD 1322 13 30/POOR 1159 6 BURNS LAKE 59/GOOD 1120 19 65/GOOD 1135 15 29/POOR 1209 5 SMITHERS 59/GOOD 860 20 65/GOOD 922 13 20/POOR 880 3 FORECAST UPPER WINDS FOR SUNDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE NW 19 NW 22 SMITHERS NE 22 N 44 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 15/POOR 431 18 13/POOR 410 17 51/FAIR 822 4 FT STJOHN 12/POOR 758 8 29/POOR 1047 8 16/POOR 749 16 WHITEHORSE 20/POOR 790 25 14/POOR 771 15 18/POOR 768 33 DAWSON 45/FAIR 623 22 17/POOR 469 11 18/POOR 449 18 WATSON LAKE 15/POOR 743 16 15/POOR 832 2 13/POOR 732 12 FORECAST UPPER WINDS FOR SUNDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE W 17 NW 44 WATSON LAKE W 41 NW 50 WHITEHORSE W 35 W 48 MAYO W 44 W 67 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 62/GOOD 363 31 55/GOOD 380 13 43/FAIR 487 14 FRASER VLY 30/POOR 212 21 91/GOOD 893 17 59/GOOD 676 13 SRN VRISL 47/FAIR 366 19 55/GOOD 410 17 65/GOOD 578 15 CNTRL VRISL 42/FAIR 296 19 75/GOOD 713 13 47/FAIR 715 9 NRN VRISL 18/POOR 112 14 56/GOOD 732 9 51/FAIR 467 16 TERRACE 77/GOOD 627 20 74/GOOD 616 11 26/POOR 504 8 STEWART 33/POOR 187 24 54/GOOD 540 18 14/POOR 101 8 FORECAST UPPER WINDS FOR SUNDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER NE 18 E 22 NE 15 SANDSPIT N 37 N 43 N 63 PORT HARDY N 16 N 22 N 20 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/MTNWC