FPCN39 CWLW 281500 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER SERVICE OFFICE OF ENVIRONMENT CANADA AT 7:00 AM PST FRIDAY 28 JANUARY 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 14/POOR 273 17 23/POOR 426 14 34/FAIR 554 13 KAMLOOPS 14/POOR 409 8 18/POOR 464 16 34/FAIR 674 18 OKANAGAN 13/POOR 460 14 35/FAIR 745 17 52/FAIR 813 18 CASTLEGAR 14/POOR 551 13 19/POOR 892 7 30/POOR 910 5 CRANBROOK 19/POOR 1034 18 30/POOR 1332 6 22/POOR 1317 8 REVELSTOKE 13/POOR 488 1 20/POOR 787 7 33/POOR 798 13 FORECAST UPPER WINDS FOR FRIDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON 0 0 0 0 N 17 CRANBROOK 0 0 N 22 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 29/POOR 673 29 27/POOR 652 32 46/FAIR 817 24 100 MILE 21/POOR 1028 22 36/FAIR 1132 29 46/FAIR 1220 27 WILLIAMS LK 22/POOR 1035 21 33/POOR 1104 29 42/FAIR 1215 23 PUNTZI MNT 13/POOR 937 20 48/FAIR 1183 27 23/POOR 1082 14 PR. GEORGE 30/POOR 848 32 18/POOR 761 33 32/POOR 872 25 BURNS LAKE 19/POOR 790 31 14/POOR 745 29 29/POOR 897 19 SMITHERS 13/POOR 546 27 12/POOR 528 27 13/POOR 565 17 FORECAST UPPER WINDS FOR FRIDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE SW 48 W 56 SMITHERS SW 72 SW 96 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 397 25 13/POOR 421 34 14/POOR 403 38 FT STJOHN 14/POOR 720 43 20/POOR 761 28 22/POOR 765 27 WHITEHORSE 15/POOR 743 33 15/POOR 743 28 14/POOR 733 25 DAWSON 14/POOR 400 36 21/POOR 428 19 13/POOR 396 24 WATSON LAKE 20/POOR 766 39 12/POOR 697 31 23/POOR 757 34 FORECAST UPPER WINDS FOR FRIDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE SW 54 SW 85 WATSON LAKE SW 78 W 98 WHITEHORSE SW 57 SW 93 MAYO SW 65 SW 81 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 32/POOR 193 24 15/POOR 46 21 27/POOR 184 22 FRASER VLY 20/POOR 154 12 16/POOR 146 12 35/FAIR 361 10 SRN VRISL 29/POOR 294 10 20/POOR 118 16 18/POOR 115 14 CNTRL VRISL 30/POOR 235 15 33/POOR 270 16 36/FAIR 319 16 NRN VRISL 88/GOOD 374 30 13/POOR 38 33 20/POOR 76 29 TERRACE 15/POOR 265 26 12/POOR 227 29 12/POOR 233 15 STEWART 13/POOR 56 17 16/POOR 61 30 21/POOR 99 13 FORECAST UPPER WINDS FOR FRIDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER SE 18 0 0 0 0 SANDSPIT S 74 SW 78 SW 94 PORT HARDY S 44 S 48 SW 52 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/ $$$$^^