FPCN39 CWLW 301400 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT SUNDAY 30 JULY 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 13/POOR 314 3 95/GOOD 1614 6 100/GOOD 1714 12 KAMLOOPS 14/POOR 421 3 85/GOOD 1810 5 100/GOOD 1870 11 OKANAGAN 16/POOR 520 8 100/GOOD 1965 4 100/GOOD 2332 5 CASTLEGAR 16/POOR 590 8 100/GOOD 2044 5 100/GOOD 2784 2 CRANBROOK 19/POOR 1059 16 100/GOOD 2891 10 100/GOOD 3642 7 REVELSTOKE 14/POOR 507 7 100/GOOD 2142 6 100/GOOD 1940 5 FORECAST UPPER WINDS FOR SUNDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON 0 0 W 11 W 28 CRANBROOK W 11 W 41 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 620 2 89/GOOD 1803 8 100/GOOD 2332 13 100 MILE 16/POOR 1056 3 85/GOOD 2318 7 100/GOOD 2537 13 WILLIAMS LK 14/POOR 1013 2 67/GOOD 2165 6 100/GOOD 2443 7 PUNTZI MNT 17/POOR 1037 8 100/GOOD 2612 8 100/GOOD 2617 19 PR. GEORGE 14/POOR 762 6 95/GOOD 2053 6 100/GOOD 2522 9 BURNS LAKE 14/POOR 797 4 100/GOOD 2347 16 100/GOOD 2289 24 SMITHERS 20/POOR 648 12 100/GOOD 1835 17 61/GOOD 1251 13 FORECAST UPPER WINDS FOR SUNDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE W 31 SW 41 SMITHERS SW 26 W 30 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 48/FAIR 746 21 100/GOOD 1859 7 90/GOOD 1481 9 FT STJOHN 50/FAIR 813 20 100/GOOD 2182 19 100/GOOD 2683 12 WHITEHORSE 48/FAIR 1000 22 100/GOOD 2312 20 100/GOOD 1889 19 DAWSON 53/FAIR 816 13 56/GOOD 1460 5 100/GOOD 1143 16 WATSON LAKE 50/FAIR 887 18 100/GOOD 2110 12 74/GOOD 1473 8 FORECAST UPPER WINDS FOR SUNDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE W 33 W 35 WATSON LAKE W 69 NW 61 WHITEHORSE W 31 W 17 MAYO NW 24 NW 17 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 16/POOR 81 6 19/POOR 207 14 28/POOR 292 10 FRASER VLY 16/POOR 140 7 32/POOR 681 8 49/FAIR 717 12 SRN VRISL 13/POOR 49 14 18/POOR 260 5 27/POOR 228 11 CNTRL VRISL 14/POOR 79 13 32/POOR 607 7 53/FAIR 771 7 NRN VRISL 23/POOR 146 18 25/POOR 231 5 22/POOR 216 9 TERRACE 23/POOR 363 16 70/GOOD 934 15 24/POOR 622 3 STEWART 18/POOR 113 16 14/POOR 84 13 27/POOR 298 7 FORECAST UPPER WINDS FOR SUNDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER 0 0 SW 9 SW 26 SANDSPIT S 24 SW 26 SW 28 PORT HARDY 0 0 S 17 SW 26 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/MTNWC $$$$^^