FPCN39 CWLW 291400 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT TUESDAY 29 AUGUST 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 44/FAIR 699 9 55/FAIR 903 13 79/GOOD 1812 3 KAMLOOPS 56/GOOD 769 16 85/GOOD 1113 13 100/GOOD 1756 11 OKANAGAN 47/FAIR 764 15 52/FAIR 984 10 100/GOOD 2001 11 CASTLEGAR 14/POOR 566 7 79/GOOD 1337 10 100/GOOD 2343 9 CRANBROOK 12/POOR 970 7 51/FAIR 1437 9 100/GOOD 2317 10 REVELSTOKE 22/POOR 664 9 27/POOR 788 6 100/GOOD 2245 8 FORECAST UPPER WINDS FOR TUESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON 0 0 NW 13 NW 17 CRANBROOK 0 0 0 0 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 39/FAIR 843 18 86/GOOD 1309 13 78/GOOD 1770 7 100 MILE 33/POOR 1169 20 48/FAIR 1323 17 93/GOOD 2109 11 WILLIAMS LK 17/POOR 1018 19 43/FAIR 1357 15 89/GOOD 2170 8 PUNTZI MNT 34/FAIR 1162 17 80/GOOD 1625 14 71/GOOD 2250 0 PR. GEORGE 24/POOR 1031 5 93/GOOD 1789 16 64/GOOD 1960 5 BURNS LAKE 49/FAIR 1218 11 59/GOOD 1471 9 97/GOOD 1697 12 SMITHERS 57/GOOD 1105 10 70/GOOD 1387 10 52/FAIR 1061 8 FORECAST UPPER WINDS FOR TUESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE W 24 W 28 SMITHERS SW 24 W 35 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 53/FAIR 954 13 40/FAIR 1919 3 65/GOOD 1671 7 FT STJOHN 96/GOOD 1205 26 51/FAIR 1108 12 100/GOOD 2506 13 WHITEHORSE 21/POOR 887 10 100/GOOD 1933 12 57/GOOD 1337 11 DAWSON 20/POOR 463 18 100/GOOD 1565 25 71/GOOD 925 17 WATSON LAKE 22/POOR 993 7 79/GOOD 2275 5 50/FAIR 2108 5 FORECAST UPPER WINDS FOR TUESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE SW 13 W 19 WATSON LAKE NW 13 W 11 WHITEHORSE NW 15 NW 19 MAYO N 9 NW 15 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 23/POOR 390 2 29/POOR 284 10 27/POOR 400 4 FRASER VLY 21/POOR 266 10 37/FAIR 508 9 44/FAIR 821 8 SRN VRISL 25/POOR 239 15 27/POOR 249 10 21/POOR 281 5 CNTRL VRISL 35/FAIR 420 11 80/GOOD 860 5 28/POOR 816 1 NRN VRISL 20/POOR 135 17 68/GOOD 516 23 83/GOOD 547 28 TERRACE 41/FAIR 787 8 66/GOOD 1269 6 100/GOOD 1325 12 STEWART 38/FAIR 418 6 46/FAIR 703 7 61/GOOD 477 11 FORECAST UPPER WINDS FOR TUESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER 0 0 W 11 NW 26 SANDSPIT NW 53 NW 56 W 52 PORT HARDY NW 18 NW 35 NW 57 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/MTNWC $$$$^^