FPCN39 CWLW 211430 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PST WEDNESDAY 21 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 14/POOR 287 17 34/FAIR 974 4 48/FAIR 1044 4 KAMLOOPS 17/POOR 476 6 30/POOR 1139 3 45/FAIR 1255 5 OKANAGAN 26/POOR 653 10 37/FAIR 1311 4 38/FAIR 1532 4 CASTLEGAR 17/POOR 713 3 34/FAIR 1113 5 27/POOR 1525 4 CRANBROOK 17/POOR 1092 8 34/FAIR 1367 7 46/FAIR 1884 5 REVELSTOKE 18/POOR 634 6 42/FAIR 1395 3 50/FAIR 1482 6 FORECAST UPPER WINDS FOR WEDNESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON 0 0 0 0 W 22 CRANBROOK W 11 W 30 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 13/POOR 577 7 29/POOR 1136 5 72/GOOD 1321 10 100 MILE 16/POOR 1058 1 33/POOR 1669 6 36/FAIR 1749 4 WILLIAMS LK 14/POOR 1020 4 32/POOR 1635 4 43/FAIR 1688 4 PUNTZI MNT 14/POOR 948 8 37/FAIR 1504 8 100/GOOD 1767 14 PR. GEORGE 13/POOR 721 5 23/POOR 1149 5 50/FAIR 1313 6 BURNS LAKE 14/POOR 758 10 35/FAIR 1204 7 68/GOOD 1262 13 SMITHERS 18/POOR 613 13 39/FAIR 972 8 59/GOOD 1000 13 FORECAST UPPER WINDS FOR WEDNESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE 0 0 NE 13 SMITHERS E 13 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 406 21 20/POOR 749 2 100/GOOD 904 27 FT STJOHN 17/POOR 761 24 20/POOR 800 10 100/GOOD 1509 28 WHITEHORSE 13/POOR 735 13 21/POOR 862 14 76/GOOD 1074 22 DAWSON 12/POOR 400 8 15/POOR 443 14 12/POOR 416 2 WATSON LAKE 14/POOR 730 18 15/POOR 813 2 100/GOOD 1287 26 FORECAST UPPER WINDS FOR WEDNESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE 0 0 W 15 WATSON LAKE W 26 W 26 WHITEHORSE NW 22 W 30 MAYO NW 30 NW 33 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 34/FAIR 228 21 22/POOR 271 3 33/POOR 495 22 FRASER VLY 35/FAIR 336 12 36/FAIR 771 2 33/POOR 877 12 SRN VRISL 19/POOR 145 7 27/POOR 248 9 27/POOR 341 7 CNTRL VRISL 19/POOR 125 11 40/FAIR 452 5 45/FAIR 610 11 NRN VRISL 23/POOR 125 21 40/FAIR 445 5 43/FAIR 480 16 TERRACE 25/POOR 373 16 41/FAIR 654 8 40/FAIR 746 5 STEWART 23/POOR 138 20 14/POOR 67 18 21/POOR 126 20 FORECAST UPPER WINDS FOR WEDNESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER E 11 SE 9 S 15 SANDSPIT NE 18 N 19 N 19 PORT HARDY SE 9. SE 13 E 13 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/