FPCN39 CWLW 281400 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER SERVICE OFFICE OF ENVIRONMENT CANADA AT 7:00 AM PDT SUNDAY 28 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 1161 34 100/GOOD 1778 13 82/GOOD 1949 4 KAMLOOPS 100/GOOD 1110 10 100/GOOD 2450 16 95/GOOD 1892 9 OKANAGAN 100/GOOD 1250 05 100/GOOD 2067 15 85/GOOD 2439 8 CASTLEGAR 100/GOOD 1345 15 100/GOOD 2401 15 100/GOOD 2849 6 CRANBROOK 100/GOOD 1649 11 100/GOOD 2799 23 100/GOOD 3262 9 REVELSTOKE 100/GOOD 1455 05 100/GOOD 2019 12 85/GOOD 1732 4 FORECAST UPPER WINDS FOR SUNDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON SW 9. SW 24 SW 52 CRANBROOK W 17 W 44 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 30/POOR 1157 11 100/GOOD 1651 12 100/GOOD 2512 16 100 MILE 43/FAIR 1522 10 100/GOOD 2808 10 99/GOOD 1964 11 WILLIAMS LK 40/FAIR 1524 10 100/GOOD 2928 14 100/GOOD 2966 13 PUNTZI MNT 20/POOR 1252 19 100/GOOD 2835 18 100/GOOD 2807 10 PR. GEORGE 31/POOR 1063 6 51/FAIR 1378 8 100/GOOD 2255 10 BURNS LAKE 47/FAIR 1267 8 36/FAIR 1471 5 100/GOOD 2927 10 SMITHERS 46/FAIR 949 11 45/FAIR 1038 9 100/GOOD 2646 10 FORECAST UPPER WINDS FOR SUNDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE SE 22 S 31 SMITHERS E 37 E 28 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 16/POOR 477 11 100/GOOD 2892 9 100/GOOD 3161 9 FT STJOHN 40/FAIR 934 22 100/GOOD 3206 10 100/GOOD 3142 8 WHITEHORSE 40/FAIR 981 18 100/GOOD 2517 18 100/GOOD 2360 20 DAWSON 44/FAIR 924 12 100/GOOD 3033 10 100/GOOD 2373 1 WATSON LAKE 44/FAIR 1195 13 100/GOOD 3102 19 100/GOOD 2945 14 FORECAST UPPER WINDS FOR SUNDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE E 31 E 30 WATSON LAKE SE 33 E 31 WHITEHORSE E 22 E 30 MAYO E 9 S 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 50/FAIR 681 15 57/GOOD 678 9 53/FAIR 570 13 FRASER VLY 46/FAIR 686 14 97/GOOD 1023 14 73/GOOD 842 11 SRN VRISL 49/FAIR 653 11 65/GOOD 568 15 48/FAIR 409 12 CNTRL VRISL 45/FAIR 460 13 62/GOOD 809 6 78/GOOD 1429 9 NRN VRISL 49/FAIR 454 14 100/GOOD 1159 24 100/GOOD 1335 31 TERRACE 34/FAIR 573 8 70/GOOD 956 9 100/GOOD 2322 7 STEWART 19/POOR 184 11 28/POOR 224 11 42/FAIR 767 7 FORECAST UPPER WINDS FOR SUNDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER S 33 SW 48 SW 54 SANDSPIT NE 22 NE 19 NE 22 PORT HARDY S 27 S 30 S 28 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/LM $$$$^^