FPCN39 CWLW 271400 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER SERVICE OFFICE OF ENVIRONMENT CANADA AT 7:00 AM PDT SATURDAY 27 MAY 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 100/GOOD 842 18 100/GOOD 1387 34 100/GOOD 1260 16 KAMLOOPS 34/FAIR 1267 04 100/GOOD 2246 24 100/GOOD 2499 26 OKANAGAN 30/POOR 1377 04 100/GOOD 1938 26 100/GOOD 2093 24 CASTLEGAR 26/POOR 1090 03 97/GOOD 1096 16 100/GOOD 1949 18 CRANBROOK 54/FAIR 1327 08 100/GOOD 1590 22 100/GOOD 2802 25 REVELSTOKE 26/POOR 1052 05 100/GOOD 1322 13 100/GOOD 1467 15 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON 0 0 W 11 W 13 CRANBROOK 0 0 W 15 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 24/POOR 1052 03 100/GOOD 2337 14 100/GOOD 2537 18 100 MILE 30/POOR 1904 06 100/GOOD 2804 36 100/GOOD 2887 19 WILLIAMS LK 23/POOR 1477 02 100/GOOD 1785 24 100/GOOD 3125 19 PUNTZI MNT 25/POOR 1516 13 100/GOOD 2967 29 100/GOOD 3299 27 PR. GEORGE 24/POOR 1148 11 67/GOOD 2049 4 100/GOOD 2476 25 BURNS LAKE 22/POOR 1109 10 59/GOOD 1276 12 100/GOOD 1874 23 SMITHERS 24/POOR 805 04 94/GOOD 1062 12 100/GOOD 1627 21 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE W 9 W 13 SMITHERS 0 0 N 9 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 26/POOR 532 05 100/GOOD 2941 17 100/GOOD 2877 10 FT STJOHN 24/POOR 820 16 100/GOOD 2106 22 53/FAIR 1200 13 WHITEHORSE 35/FAIR 914 17 100/GOOD 2369 14 100/GOOD 2659 14 DAWSON 29/POOR 890 11 100/GOOD 3158 11 100/GOOD 2935 7 WATSON LAKE 30/POOR 1332 13 100/GOOD 2758 24 100/GOOD 3059 19 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE E 24 NE 24 WATSON LAKE SE 19 E 15 WHITEHORSE N 11 N 9 MAYO E 17 E 13 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 36/FAIR 360 15 100/GOOD 436 35 60/GOOD 383 19 FRASER VLY 34/FAIR 501 16 100/GOOD 735 15 61/GOOD 463 20 SRN VRISL 36/FAIR 201 11 74/GOOD 280 34 100/GOOD 671 24 CNTRL VRISL 35/FAIR 414 12 100/GOOD 1099 30 100/GOOD 1031 20 NRN VRISL 64/GOOD 386 12 100/GOOD 621 28 100/GOOD 1300 17 TERRACE 93/GOOD 693 20 100/GOOD 1242 10 39/FAIR 545 15 STEWART 51/FAIR 271 24 100/GOOD 693 18 45/FAIR 340 13 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER 0 0 S 11 SW 13 SANDSPIT N 18 N 15 N 13 PORT HARDY 0 0 W 9 W 22 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/LM $$$$^^