FPCN39 CWLW 071430 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PST WEDNESDAY 7 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 13/POOR 274 10 97/GOOD 1109 8 34/FAIR 631 7 KAMLOOPS 18/POOR 464 13 47/FAIR 1005 3 34/FAIR 637 14 OKANAGAN 21/POOR 750 9 99/GOOD 1377 8 100/GOOD 1020 20 CASTLEGAR 17/POOR 605 15 85/GOOD 1702 10 60/GOOD 1143 9 CRANBROOK 14/POOR 1009 8 100/GOOD 2664 13 72/GOOD 1666 11 REVELSTOKE 14/POOR 509 2 71/GOOD 1273 7 43/FAIR 899 9 FORECAST UPPER WINDS FOR WEDNESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON 0 0 W 17 NW 35 CRANBROOK W 11 W 26 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 15/POOR 599 13 26/POOR 904 7 41/FAIR 935 10 100 MILE 13/POOR 973 7 59/GOOD 1617 6 45/FAIR 1297 15 WILLIAMS LK 16/POOR 1017 7 24/POOR 1429 2 31/POOR 1196 12 PUNTZI MNT 19/POOR 992 22 36/FAIR 1245 10 36/FAIR 1225 15 PR. GEORGE 16/POOR 769 13 24/POOR 1109 4 100/GOOD 1326 23 BURNS LAKE 15/POOR 788 15 24/POOR 918 11 100/GOOD 1283 24 SMITHERS 13/POOR 566 13 20/POOR 712 8 78/GOOD 966 22 FORECAST UPPER WINDS FOR WEDNESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE NW 9 NW 37 SMITHERS W 15 W 20 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 19/POOR 604 6 26/POOR 626 10 15/POOR 464 10 FT STJOHN 16/POOR 812 4 74/GOOD 1446 16 59/GOOD 1261 14 WHITEHORSE 13/POOR 734 18 12/POOR 723 15 13/POOR 738 7 DAWSON 12/POOR 380 17 13/POOR 403 2 12/POOR 404 13 WATSON LAKE 14/POOR 742 9 19/POOR 830 11 26/POOR 972 10 FORECAST UPPER WINDS FOR WEDNESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE 0 0 0 0 WATSON LAKE SE 20 0 0 WHITEHORSE SE 15 S 15 MAYO SE 20 E 15 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 35/FAIR 395 18 43/FAIR 672 9 100/GOOD 376 37 FRASER VLY 32/POOR 284 21 47/FAIR 832 9 25/POOR 199 16 SRN VRISL 48/FAIR 503 19 42/FAIR 638 6 100/GOOD 511 35 CNTRL VRISL 25/POOR 293 12 46/FAIR 770 4 73/GOOD 319 31 NRN VRISL 16/POOR 135 6 36/FAIR 239 20 41/FAIR 239 30 TERRACE 20/POOR 382 9 27/POOR 563 7 81/GOOD 656 18 STEWART 17/POOR 126 12 15/POOR 135 9 18/POOR 75 23 FORECAST UPPER WINDS FOR WEDNESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER W 9. NW 24 NW 41 SANDSPIT W 11 W 17 W 24 PORT HARDY SW 37 W 31 W 31 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/