FPCN39 CWLW 281552 AAA REVISED SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER SERVICE OFFICE OF ENVIRONMENT CANADA AT 7.52 AM PST SUNDAY 28 NOVEMBER 1999 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 51/FAIR 522 21 27/POOR 397 20 15/POOR 278 23 KAMLOOPS 46/FAIR 580 27 19/POOR 424 27 14/POOR 376 32 OKANAGAN 70/GOOD 756 26 97/GOOD 901 25 61/GOOD 699 32 CASTLEGAR 56/GOOD 940 13 47/FAIR 869 20 16/POOR 570 21 CRANBROOK 16/POOR 1068 4 29/POOR 1273 8 22/POOR 1071 18 REVELSTOKE 59/GOOD 847 15 47/FAIR 810 19 19/POOR 553 20 FORECAST UPPER WINDS FOR SUNDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON S 9. SW 17 W 44 CRANBROOK SW 15 SW 39 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 45/FAIR 710 40 20/POOR 597 44 15/POOR 571 42 100 MILE 43/FAIR 1104 40 37/FAIR 1077 39 34/FAIR 1057 40 WILLIAMS LK 28/POOR 1040 39 16/POOR 976 40 15/POOR 971 39 PUNTZI MNT 15/POOR 945 26 45/FAIR 1050 32 17/POOR 955 29 PR. GEORGE 25/POOR 785 36 14/POOR 712 44 13/POOR 704 40 BURNS LAKE 34/FAIR 893 24 13/POOR 732 35 12/POOR 729 8 SMITHERS 52/FAIR 819 21 15/POOR 571 28 13/POOR 541 6 FORECAST UPPER WINDS FOR SUNDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE SE 35 S 28 SMITHERS SE 35 S 41 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 26/POOR 546 17 21/POOR 613 8 20/POOR 559 13 FT STJOHN 26/POOR 811 32 23/POOR 840 25 13/POOR 716 24 WHITEHORSE 12/POOR 717 13 17/POOR 780 17 13/POOR 729 16 DAWSON 17/POOR 430 24 19/POOR 429 34 13/POOR 383 13 WATSON LAKE 14/POOR 731 16 20/POOR 870 10 14/POOR 724 28 FORECAST UPPER WINDS FOR SUNDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE SE 26 S 24 WATSON LAKE SW 19 SW 28 WHITEHORSE N 15 NW 24 MAYO 0 0 NW 13 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 68/GOOD 243 49 12/POOR 12 35 13/POOR 12 50 FRASER VLY 41/FAIR 243 29 12/POOR 73 21 13/POOR 73 36 SRN VRISL 63/GOOD 216 40 12/POOR 28 32 13/POOR 31 47 CNTRL VRISL 53/FAIR 241 36 13/POOR 46 28 14/POOR 50 41 NRN VRISL 17/POOR 61 31 13/POOR 31 51 16/POOR 165 15 TERRACE 25/POOR 385 17 20/POOR 325 24 13/POOR 240 2 STEWART 58/GOOD 337 20 16/POOR 78 22 13/POOR 57 5 FORECAST UPPER WINDS FOR SUNDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER S 20 SW 28 SW 39 SANDSPIT SE 75 SE 74 S 69 PORT HARDY SE 55 S 65 S 57 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/ $$$$^^