FPCN39 CWLW 291430 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PST SUNDAY 29 OCTOBER 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 45/FAIR 587 12 75/FAIR 1164 5 42/FAIR 1012 10 KAMLOOPS 51/FAIR 702 16 84/GOOD 1164 9 71/GOOD 1398 10 OKANAGAN 86/GOOD 963 17 100/GOOD 1592 12 73/GOOD 1350 9 CASTLEGAR 43/FAIR 950 7 100/GOOD 1930 7 32/POOR 1188 3 CRANBROOK 40/FAIR 1444 12 45/FAIR 1899 6 25/POOR 1707 3 REVELSTOKE 54/FAIR 1090 8 42/FAIR 1341 4 56/GOOD 1243 7 FORECAST UPPER WINDS FOR SUNDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON SE 11 S 30 S 70 CRANBROOK S 19 S 54 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 32/POOR 733 20 93/GOOD 1438 13 100/GOOD 1450 23 100 MILE 36/FAIR 1163 20 100/GOOD 1844 14 100/GOOD 1894 20 WILLIAMS LK 22/POOR 1058 21 71/GOOD 1626 12 100/GOOD 1850 19 PUNTZI MNT 13/POOR 961 7 65/GOOD 1594 5 68/GOOD 1450 20 PR. GEORGE 35/FAIR 947 16 60/GOOD 1365 8 100/GOOD 1548 25 BURNS LAKE 29/POOR 998 12 60/GOOD 1488 1 95/GOOD 1346 23 SMITHERS 31/POOR 839 9 65/GOOD 1538 1 85/GOOD 1396 22 FORECAST UPPER WINDS FOR SUNDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE S 46 S 46 SMITHERS SE 35 SE 43 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 767 7 33/POOR 1021 4 32/POOR 582 23 FT STJOHN 42/FAIR 1143 14 19/POOR 919 5 32/POOR 987 19 WHITEHORSE 24/POOR 1222 12 25/POOR 1144 6 19/POOR 766 32 DAWSON 13/POOR 400 12 18/POOR 450 21 16/POOR 418 30 WATSON LAKE 32/FAIR 1301 15 38/FAIR 1304 7 16/POOR 737 28 FORECAST UPPER WINDS FOR SUNDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE E 24 SE 43 WATSON LAKE E 46 E 43 WHITEHORSE NE 33 NE 43 MAYO NE 19 N 20 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 100/GOOD 503 31 87/GOOD 435 15 19/POOR 308 6 FRASER VLY 62/GOOD 390 21 86/GOOD 938 15 30/POOR 756 8 SRN VRISL 59/GOOD 279 31 24/POOR 158 13 17/POOR 324 4 CNTRL VRISL 97/GOOD 513 26 33/POOR 382 18 24/POOR 508 2 NRN VRISL 15/POOR 71 19 79/GOOD 704 23 43/FAIR 475 22 TERRACE 19/POOR 490 6 75/GOOD 758 10 17/POOR 311 22 STEWART 21/POOR 260 6 44/FAIR 540 10 14/POOR 66 21 FORECAST UPPER WINDS FOR SUNDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER S 46 S 57 S 48 SANDSPIT SE 29 SE 26 SE 30 PORT HARDY SE 66 S 76 S 69 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/