FPCN39 CWLW 301430 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PST SATURDAY 30 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 18/POOR 355 13 24/POOR 525 9 28/POOR 651 9 KAMLOOPS 15/POOR 430 9 22/POOR 546 13 23/POOR 555 7 OKANAGAN 21/POOR 583 13 21/POOR 690 12 25/POOR 630 13 CASTLEGAR 12/POOR 530 6 16/POOR 862 2 15/POOR 696 5 CRANBROOK 13/POOR 984 3 20/POOR 1253 7 23/POOR 1192 9 REVELSTOKE 13/POOR 482 9 18/POOR 730 5 13/POOR 484 7 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON 0 0 SE 11 0 0 CRANBROOK 0 0 N 9 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 19/POOR 622 24 34/FAIR 749 25 38/FAIR 947 2 100 MILE 21/POOR 1041 24 36/FAIR 1171 25 21/POOR 1140 6 WILLIAMS LK 17/POOR 1000 21 33/POOR 1172 23 25/POOR 1188 5 PUNTZI MNT 12/POOR 932 6 17/POOR 1021 15 22/POOR 1316 9 PR. GEORGE 14/POOR 730 23 28/POOR 888 24 53/FAIR 1145 12 BURNS LAKE 15/POOR 782 10 17/POOR 818 21 14/POOR 755 16 SMITHERS 23/POOR 669 15 16/POOR 583 22 14/POOR 562 17 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE S 37 SW 28 SMITHERS S 52 S 69 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 12/POOR 397 5 12/POOR 423 5 13/POOR 401 32 FT STJOHN 13/POOR 724 21 15/POOR 739 26 15/POOR 728 33 WHITEHORSE 15/POOR 741 27 12/POOR 713 30 12/POOR 707 33 DAWSON 15/POOR 404 34 14/POOR 395 31 18/POOR 427 28 WATSON LAKE 12/POOR 710 3 12/POOR 709 6 12/POOR 696 29 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE S 39 S 54 WATSON LAKE SW 41 SW 37 WHITEHORSE S 41 S 57 MAYO S 33 S 35 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 36/FAIR 210 22 13/POOR 27 17 29/POOR 305 5 FRASER VLY 26/POOR 195 16 23/POOR 256 10 32/POOR 513 5 SRN VRISL 25/POOR 170 14 17/POOR 123 12 14/POOR 147 3 CNTRL VRISL 32/POOR 249 15 27/POOR 260 12 21/POOR 252 5 NRN VRISL 25/POOR 113 35 32/POOR 151 35 34/FAIR 295 24 TERRACE 21/POOR 345 19 13/POOR 254 20 18/POOR 328 16 STEWART 22/POOR 151 18 12/POOR 36 22 12/POOR 34 16 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER E 18 S 19 SW 19 SANDSPIT SW 48 SW 61 S 78 PORT HARDY S 53 S 69 S 61 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/LEC