FPCN39 CWLW 101430 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PST SUNDAY 10 DECEMBER 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 41/FAIR 508 14 80/GOOD 876 14 28/POOR 585 11 KAMLOOPS 98/GOOD 1048 16 61/GOOD 840 19 19/POOR 875 5 OKANAGAN 100/GOOD 1252 12 63/GOOD 1011 16 30/POOR 1198 5 CASTLEGAR 31/POOR 915 3 88/GOOD 1664 10 45/FAIR 1126 8 CRANBROOK 33/POOR 1285 6 59/GOOD 1614 16 28/POOR 1531 4 REVELSTOKE 44/FAIR 1057 8 52/FAIR 1375 9 40/FAIR 1305 6 FORECAST UPPER WINDS FOR SUNDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON NW 9. NW 22 N 31 CRANBROOK 0 0 N 11 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 21/POOR 653 18 47/FAIR 1061 15 24/POOR 829 10 100 MILE 43/FAIR 1298 14 45/FAIR 1392 18 17/POOR 1250 3 WILLIAMS LK 31/POOR 1115 12 47/FAIR 1498 16 18/POOR 1234 4 PUNTZI MNT 28/POOR 1176 8 31/POOR 1370 7 20/POOR 1153 6 PR. GEORGE 34/FAIR 950 16 39/FAIR 1229 11 24/POOR 1045 9 BURNS LAKE 40/FAIR 1108 13 33/POOR 1134 9 19/POOR 953 5 SMITHERS 17/POOR 597 19 33/POOR 812 16 17/POOR 656 9 FORECAST UPPER WINDS FOR SUNDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE N 13 N 20 SMITHERS E 20 N 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 13/POOR 415 11 13/POOR 434 14 25/POOR 542 17 FT STJOHN 16/POOR 853 6 17/POOR 929 6 13/POOR 717 29 WHITEHORSE 26/POOR 828 20 13/POOR 725 23 12/POOR 706 15 DAWSON 14/POOR 400 28 12/POOR 375 25 12/POOR 380 20 WATSON LAKE 13/POOR 719 10 12/POOR 710 14 13/POOR 737 3 FORECAST UPPER WINDS FOR SUNDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE S 19 W 13 WATSON LAKE SW 26 W 33 WHITEHORSE SW 39 W 37 MAYO S 15 W 37 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 47/FAIR 647 10 42/FAIR 332 10 95/GOOD 493 33 FRASER VLY 48/FAIR 429 12 46/FAIR 207 17 52/FAIR 292 24 SRN VRISL 50/FAIR 741 12 38/FAIR 366 13 100/GOOD 739 22 CNTRL VRISL 48/FAIR 768 11 51/FAIR 881 8 100/GOOD 760 22 NRN VRISL 34/FAIR 81 17 35/FAIR 272 19 73/GOOD 460 24 TERRACE 28/POOR 394 17 28/POOR 464 14 16/POOR 342 8 STEWART 19/POOR 114 20 14/POOR 48 22 15/POOR 110 8 FORECAST UPPER WINDS FOR SUNDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER N 14 N 31 N 57 SANDSPIT SE 35 S 26 SW 17 PORT HARDY E 16 N 19 NW 48 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/