FPCN39 CWLW 161430 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PST SATURDAY 16 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 25/POOR 595 20 50/FAIR 767 29 80/GOOD 771 18 KAMLOOPS 28 /POOR 834 23 18/FAIR 401 41 15/POOR 384 21 OKANAGAN 40/FAIR 855 26 40/FAIR 590 33 38/FAIR 575 21 CASTLEGAR 43/FAIR 818 14 43/FAIR 751 20 100/GOOD 1289 22 CRANBROOK 22/POOR 1172 1 27/POOR 1076 20 100/GOOD 1863 31 REVELSTOKE 22/POOR 842 17 29/POOR 611 22 13/POOR 480 22 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON SW 12 W 39 W 98 CRANBROOK W 31 W 100 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 30/POOR 1052 43 40/FAIR 594 29 14/POOR 574 13 100 MILE 30/POOR 1433 39 40/FAIR 976 35 45/FAIR 1151 24 WILLIAMS LK 30/POOR 1460 39 40/FAIR 963 26 19/POOR 1017 17 PUNTZI MNT 33/POOR 1131 23 40/FAIR 1221 34 26/POOR 1017 25 PR. GEORGE 33/POOR 1092 28 40/FAIR 707 38 12/POOR 700 24 BURNS LAKE 33/POOR 1041 34 40/FAIR 721 23 12/POOR 724 27 SMITHERS 30/POOR 962 29 40/FAIR 562 21 13/POOR 542 23 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE SW 63 W 83 SMITHERS SW 54 W 74 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 20/POOR 481 20 18/POOR 501 11 14/POOR 482 16 FT STJOHN 15/POOR 745 18 30/POOR 888 18 16/POOR 775 9 WHITEHORSE 17/POOR 776 24 13/POOR 730 15 21/POOR 782 36 DAWSON 12/POOR 383 29 12/POOR 381 19 17/POOR 409 39 WATSON LAKE 16/POOR 766 8 13/POOR 727 8 12/POOR 710 21 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE SW 17 W 50 WATSON LAKE E 39 SE 50 WHITEHORSE E 28 E 43 MAYO E 39 E 28 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 28/POOR 598 50 45/FAIR 100 37 25/POOR 119 14 FRASER VLY 28/POOR 490 32 45/FAIR 308 36 27/POOR 224 15 SRN VRISL 28/POOR 404 41 45/FAIR 72 43 37/FAIR 195 18 CNTRL VRISL 28/POOR 496 35 45/FAIR 237 35 66/GOOD 426 17 NRN VRISL 28/POOR 347 50 45/FAIR 115 39 17/POOR 89 29 TERRACE 28/POOR 640 25 45/FAIR 336 25 12/POOR 226 25 STEWART 28/POOR 432 30 45/FAIR 46 15 13/POOR 40 24 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER SW 57 W 81 W 93 SANDSPIT W 88 W 96 W 87 PORT HARDY W 61 W 72 W 65 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/