FPCN39 CWLW 111430 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PST MONDAY 11 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 17/POOR 322 10 26/POOR 535 11 29/POOR 564 11 KAMLOOPS 15/POOR 495 5 20/POOR 772 4 34/FAIR 829 10 OKANAGAN 19/POOR 679 7 29/POOR 982 7 26/POOR 838 10 CASTLEGAR 33/POOR 730 14 31/POOR 972 8 23/POOR 854 6 CRANBROOK 20/POOR 1071 11 25/POOR 1368 4 22/POOR 1317 5 REVELSTOKE 14/POOR 530 5 15/POOR 884 3 24/POOR 910 7 FORECAST UPPER WINDS FOR MONDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON 0 0 NE 13 NE 28 CRANBROOK N 9 N 28 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 606 13 22/POOR 755 12 24/POOR 843 13 100 MILE 14/POOR 984 13 21/POOR 1157 8 33/POOR 1343 12 WILLIAMS LK 15/POOR 990 11 17/POOR 1109 4 26/POOR 1311 10 PUNTZI MNT 13/POOR 960 9 16/POOR 1067 4 16/POOR 1158 7 PR. GEORGE 14/POOR 747 8 17/POOR 858 5 18/POOR 940 10 BURNS LAKE 22/POOR 862 14 13/POOR 793 1 14/POOR 869 5 SMITHERS 21/POOR 650 18 16/POOR 654 9 17/POOR 664 9 FORECAST UPPER WINDS FOR MONDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE NW 19 N 41 SMITHERS 0 0 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 14/POOR 448 5 13/POOR 414 19 25/POOR 552 21 FT STJOHN 17/POOR 771 18 13/POOR 721 20 25/POOR 950 14 WHITEHORSE 13/POOR 731 23 12/POOR 712 29 12/POOR 718 9 DAWSON 12/POOR 391 17 14/POOR 419 2 13/POOR 401 17 WATSON LAKE 12/POOR 738 2 12/POOR 745 4 13/POOR 745 15 FORECAST UPPER WINDS FOR MONDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE NW 35 NW 52 WATSON LAKE NW 43 NW 50 WHITEHORSE NW 33 NW 33 MAYO NW 30 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 100/GOOD 596 41 100/GOOD 497 36 68/GOOD 524 17 FRASER VLY 72/GOOD 400 26 30/POOR 236 27 49/FAIR 468 20 SRN VRISL 100/GOOD 678 23 100/GOOD 663 23 52/FAIR 499 14 CNTRL VRISL 100/GOOD 625 28 100/GOOD 689 23 60/GOOD 610 10 NRN VRISL 94/GOOD 392 38 97/GOOD 463 31 18/POOR 167 8 TERRACE 20/POOR 341 16 16/POOR 337 13 17/POOR 347 14 STEWART 22/POOR 144 18 13/POOR 41 13 12/POOR 32 19 FORECAST UPPER WINDS FOR MONDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER E 37 E 33 E 24 SANDSPIT E 18 E 22 E 22 PORT HARDY E 33 E 19 E 24 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/