FPCN39 CWLW 131400 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT WEDNESDAY 13 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 19/POOR 462 6 60/GOOD 1128 7 23/POOR 484 3 KAMLOOPS 21/POOR 549 8 50/FAIR 1304 8 23/POOR 531 8 OKANAGAN 24/POOR 736 6 50/FAIR 1406 8 15/POOR 597 2 CASTLEGAR 32/POOR 759 13 50/FAIR 1658 6 32/POOR 788 11 CRANBROOK 22/POOR 1152 10 60/GOOD 1985 8 45/FAIR 1496 10 REVELSTOKE 13/POOR 534 3 50/FAIR 1582 6 27/POOR 690 14 FORECAST UPPER WINDS FOR WEDNESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON 0 0 W 24 W 39 CRANBROOK W 15 W 50 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 14/POOR 587 12 70/GOOD 1193 13 98/GOOD 1265 16 100 MILE 19/POOR 1073 10 70/GOOD 1797 13 73/GOOD 1448 21 WILLIAMS LK 18/POOR 1047 12 80/GOOD 1573 15 78/GOOD 1621 14 PUNTZI MNT 21/POOR 1055 5 70/GOOD 1600 11 100/GOOD 2069 15 PR. GEORGE 14/POOR 756 9 70/GOOD 1296 14 100/GOOD 1685 19 BURNS LAKE 20/POOR 832 13 70/GOOD 1495 18 100/GOOD 1836 26 SMITHERS 18/POOR 629 15 60/GOOD 1210 15 100/GOOD 1040 21 FORECAST UPPER WINDS FOR WEDNESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE W 43 W 52 SMITHERS W 31 W 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 19/POOR 469 24 85/GOOD 1362 17 15/POOR 418 28 FT STJOHN 30/POOR 875 18 100/GOOD 1635 16 100/GOOD 1741 31 WHITEHORSE 44/FAIR 1034 15 100/GOOD 1675 26 100/GOOD 2055 24 DAWSON 17/POOR 475 12 100/GOOD 2027 15 100/GOOD 1830 22 WATSON LAKE 35/FAIR 971 15 100/GOOD 1942 19 100/GOOD 2127 36 FORECAST UPPER WINDS FOR WEDNESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE W 30 W 37 WATSON LAKE W 54 W 52 WHITEHORSE W 35 W 37 MAYO W 30 W 41 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 18/POOR 99 10 16/POOR 141 6 12/POOR 18 15 FRASER VLY 18/POOR 159 10 25/POOR 527 4 12/POOR 79 18 SRN VRISL 13/POOR 66 9 20/POOR 177 8 12/POOR 40 14 CNTRL VRISL 13/POOR 76 6 28/POOR 467 4 14/POOR 175 3 NRN VRISL 18/POOR 114 11 18/POOR 116 5 60/GOOD 523 27 TERRACE 18/POOR 342 12 43/FAIR 432 19 100/GOOD 944 12 STEWART 24/POOR 216 11 32/POOR 254 18 27/POOR 150 18 FORECAST UPPER WINDS FOR WEDNESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER 0 0 W 17 W 33 SANDSPIT NW 12 NW 17 W 24 PORT HARDY 0 0 W 9 W 24 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/JDG $$$$^^