FPCN39 CWLW 221400 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT FRIDAY 22 SEPTEMBER 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 1064 10 91/GOOD 1261 9 70/GOOD 1214 5 KAMLOOPS 35/FAIR 1337 08 66/GOOD 1475 7 80/GOOD 1322 9 OKANAGAN 45/FAIR 1410 07 90/GOOD 1653 9 71/GOOD 1373 9 CASTLEGAR 35/FAIR 1412 07 100/GOOD 2001 8 76/GOOD 1538 6 CRANBROOK 35/FAIR 1832 08 87/GOOD 2168 7 72/GOOD 1955 5 REVELSTOKE 35/FAIR 1139 05 62/GOOD 1676 5 66/GOOD 1379 8 FORECAST UPPER WINDS FOR FRIDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON NE 11 NE 22 NE 33 CRANBROOK NE 20 NE 46 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 16/POOR 695 2 44/FAIR 1308 5 59/GOOD 1352 5 100 MILE 53/FAIR 1514 13 60/GOOD 1916 8 77/GOOD 1722 13 WILLIAMS LK 23/POOR 1189 7 36/FAIR 1971 3 64/GOOD 1754 8 PUNTZI MNT 29/POOR 1269 9 30/POOR 1667 1 67/GOOD 1796 7 PR. GEORGE 16/POOR 824 5 83/GOOD 1480 13 64/GOOD 1467 8 BURNS LAKE 23/POOR 934 9 83/GOOD 1418 14 88/GOOD 1462 14 SMITHERS 24/POOR 711 15 79/GOOD 1179 14 82/GOOD 1246 13 FORECAST UPPER WINDS FOR FRIDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE NE 33 NE 44 SMITHERS E 30 NE 26 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 20/POOR 475 22 32/POOR 562 20 100/GOOD 1483 18 FT STJOHN 45/FAIR 904 30 48/FAIR 1013 19 100/GOOD 1701 16 WHITEHORSE 20/POOR 772 37 100/GOOD 1196 35 74/GOOD 1041 27 DAWSON 15/POOR 409 25 100/GOOD 1289 23 100/GOOD 1794 23 WATSON LAKE 21/POOR 795 22 100/GOOD 1392 24 100/GOOD 1616 25 FORECAST UPPER WINDS FOR FRIDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE 0 0 N 28 WATSON LAKE NW 15 NW 33 WHITEHORSE SW 39 W 31 MAYO SW 26 W 35 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 705 40 46/FAIR 416 18 28/POOR 400 11 FRASER VLY 100/GOOD 616 30 68/GOOD 670 15 42/FAIR 868 8 SRN VRISL 100/GOOD 478 35 58/GOOD 391 15 24/POOR 310 5 CNTRL VRISL 75/GOOD 445 31 86/GOOD 713 12 37/FAIR 560 7 NRN VRISL 20/POOR 126 24 31/POOR 637 12 27/POOR 444 11 TERRACE 20/POOR 390 10 43/FAIR 908 5 52/FAIR 1034 6 STEWART 13/POOR 82 7 34/FAIR 297 13 36/FAIR 343 11 FORECAST UPPER WINDS FOR FRIDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER NE 48 NE 52 N 30 SANDSPIT NE 20 N 37 N 54 PORT HARDY NE 33 NE 31 N 57 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/LM $$$$^^