FPCN39 CWLW 191500 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER SERVICE OFFICE OF ENVIRONMENT CANADA AT 7:00 AM PST SATURDAY 19 FEBRUARY 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 285 17 27/POOR 763 15 27/POOR 886 15 KAMLOOPS 17/POOR 451 11 27/POOR 691 21 27/POOR 809 23 OKANAGAN 27/POOR 564 26 27/POOR 897 23 27/POOR 1042 23 CASTLEGAR 17/POOR 583 9 27/POOR 1122 9 27/POOR 1147 11 CRANBROOK 13/POOR 990 12 27/POOR 1438 9 27/POOR 1557 10 REVELSTOKE 19/POOR 553 15 27/POOR 894 13 27/POOR 1088 14 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON 0 0 W 11 W 26 CRANBROOK W 9 W 26 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 796 30 32/POOR 760 29 76/GOOD 925 28 100 MILE 15/POOR 1127 27 32/POOR 1234 31 100/GOOD 1404 30 WILLIAMS LK 15/POOR 1138 24 32/POOR 1217 29 86/GOOD 1337 28 PUNTZI MNT 15/POOR 954 15 32/POOR 1603 23 100/GOOD 1469 19 PR. GEORGE 15/POOR 930 30 32/POOR 758 26 84/GOOD 1208 20 BURNS LAKE 15/POOR 820 21 32/POOR 901 20 51/FAIR 1082 20 SMITHERS 15/POOR 621 20 32/POOR 726 19 23/POOR 674 16 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE W 30 NW 44 SMITHERS NW 26 NW 39 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 44/FAIR 433 17 44/FAIR 409 23 14/POOR 442 12 FT STJOHN 56/GOOD 777 29 56/GOOD 721 22 39/FAIR 846 13 WHITEHORSE 56/GOOD 742 31 56/GOOD 718 31 39/FAIR 841 24 DAWSON 31/POOR 493 35 31/POOR 411 24 12/POOR 389 15 WATSON LAKE 15/POOR 731 19 18/POOR 766 26 39/FAIR 1090 2 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE SW 24 W 35 WATSON LAKE W 43 W 46 WHITEHORSE SW 35 SW 35 MAYO SW 17 W 30 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 43/FAIR 291 31 43/FAIR 43 22 44/FAIR 15 36 FRASER VLY 43/FAIR 191 19 43/FAIR 357 11 44/FAIR 81 24 SRN VRISL 43/FAIR 358 23 43/FAIR 126 18 44/FAIR 52 33 CNTRL VRISL 43/FAIR 362 24 43/FAIR 381 17 44/FAIR 125 27 NRN VRISL 97/GOOD 396 34 97/GOOD 119 33 44/FAIR 204 42 TERRACE 97/GOOD 313 22 97/GOOD 239 22 44/FAIR 234 13 STEWART 97/GOOD 77 22 97/GOOD 27 22 44/FAIR 36 15 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER NE 9. NW 17 NW 28 SANDSPIT SW 27 W 26 W 41 PORT HARDY N 14 NW 22 NW 35 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/ $$$$^^