FPCN39 CWLW 021400 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT SATURDAY 2 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 396 9 100/GOOD 1911 9 61/GOOD 1289 7 KAMLOOPS 31/POOR 573 17 100/GOOD 1414 14 70/GOOD 1500 14 OKANAGAN 34/FAIR 737 12 100/GOOD 1791 12 100/GOOD 2038 7 CASTLEGAR 78/GOOD 1198 9 72/GOOD 1275 10 100/GOOD 2334 9 CRANBROOK 32/POOR 1202 16 100/GOOD 1988 17 100/GOOD 2732 16 REVELSTOKE 47/FAIR 827 7 88/GOOD 1510 13 86/GOOD 1451 5 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON 0 0 0 0 S 24 CRANBROOK SW 13 SW 35 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 37/FAIR 779 19 50/FAIR 888 19 50/FAIR 1032 3 100 MILE 29/POOR 1124 13 52/FAIR 1304 20 85/GOOD 2036 9 WILLIAMS LK 25/POOR 1109 17 51/FAIR 1299 17 87/GOOD 1874 5 PUNTZI MNT 42/FAIR 1432 13 97/GOOD 1934 14 90/GOOD 1869 9 PR. GEORGE 24/POOR 825 20 36/FAIR 899 21 47/FAIR 1127 13 BURNS LAKE 49/FAIR 958 17 100/GOOD 1657 17 70/GOOD 1489 11 SMITHERS 45/FAIR 855 16 100/GOOD 1510 12 55/GOOD 1368 7 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE E 39 SE 26 SMITHERS E 41 E 41 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 47/FAIR 707 16 47/FAIR 848 12 38/FAIR 1064 1 FT STJOHN 33/POOR 930 16 100/GOOD 1275 26 48/FAIR 927 10 WHITEHORSE 49/FAIR 1186 21 100/GOOD 2025 13 100/GOOD 1922 21 DAWSON 26/POOR 903 30 40/FAIR 1141 4 100/GOOD 1376 19 WATSON LAKE 30/POOR 1368 17 89/GOOD 1772 10 55/GOOD 1664 7 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE NE 46 NE 61 WATSON LAKE E 37 NE 43 WHITEHORSE E 26 NE 33 MAYO SE 17 E 19 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 24/POOR 282 9 38/FAIR 541 9 45/FAIR 886 7 FRASER VLY 16/POOR 150 10 64/GOOD 966 9 43/FAIR 794 6 SRN VRISL 23/POOR 249 9 41/FAIR 581 9 66/GOOD 1527 5 CNTRL VRISL 21/POOR 237 9 48/FAIR 1205 5 40/FAIR 1001 4 NRN VRISL 17/POOR 206 6 61/GOOD 1142 18 54/FAIR 665 15 TERRACE 30/POOR 389 17 100/GOOD 1633 8 56/GOOD 1361 4 STEWART 40/FAIR 836 20 62/GOOD 611 11 60/GOOD 1818 3 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER S 18 S 19 SW 17 SANDSPIT NE 40 NE 41 NE 57 PORT HARDY NW 12 N 13 N 17 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/ $$$$^^