FPCN39 CWLW 021400 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER SERVICE OFFICE OF ENVIRONMENT CANADA AT 7:00 AM PDT SUNDAY 2 APRIL 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 51/FAIR 592 17 55/GOOD 814 5 51/FAIR 991 16 KAMLOOPS 51/FAIR 862 18 55/GOOD 1531 7 51/FAIR 1080 14 OKANAGAN 51/FAIR 1036 19 55/GOOD 1823 4 51/FAIR 1042 24 CASTLEGAR 51/FAIR 1573 17 55/GOOD 2085 3 51/FAIR 1313 12 CRANBROOK 51/FAIR 2280 17 55/GOOD 2405 4 51/FAIR 1849 18 REVELSTOKE 29/POOR 644 18 55/GOOD 1525 1 51/FAIR 1062 14 FORECAST UPPER WINDS FOR SUNDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON W 11 NW 43 NW 69 CRANBROOK NW 19 NW 61 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 32/POOR 917 4 55/GOOD 1427 20 60/GOOD 1786 10 100 MILE 55/GOOD 1739 8 55/GOOD 2102 18 60/GOOD 1796 19 WILLIAMS LK 40/FAIR 1508 8 55/GOOD 2028 17 47/FAIR 1711 3 PUNTZI MNT 30/POOR 1436 2 55/GOOD 1910 11 60/GOOD 2448 16 PR. GEORGE 41/FAIR 958 19 55/GOOD 1371 19 70/GOOD 1939 13 BURNS LAKE 53/FAIR 1118 13 55/GOOD 1110 17 100/GOOD 2137 18 SMITHERS 21/POOR 672 14 55/GOOD 668 15 100/GOOD 1684 12 FORECAST UPPER WINDS FOR SUNDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE W 69 W 98 SMITHERS W 78 W 117 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 13/POOR 418 18 100/GOOD 1274 27 100/GOOD 2428 21 FT STJOHN 16/POOR 801 11 100/GOOD 2543 21 100/GOOD 2494 31 WHITEHORSE 69/GOOD 1094 21 100/GOOD 974 17 100/GOOD 1573 15 DAWSON 20/POOR 448 29 64/GOOD 821 14 100/GOOD 656 17 WATSON LAKE 32/POOR 871 25 44/FAIR 925 18 100/GOOD 2255 20 FORECAST UPPER WINDS FOR SUNDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE W 39 W 57 WATSON LAKE W 54 W 52 WHITEHORSE W 26 NW 20 MAYO NE 26 N 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 24/POOR 119 24 20/POOR 323 1 21/POOR 253 6 FRASER VLY 21/POOR 180 16 31/POOR 855 2 21/POOR 804 6 SRN VRISL 23/POOR 177 17 16/POOR 206 5 27/POOR 261 8 CNTRL VRISL 26/POOR 235 12 28/POOR 502 5 24/POOR 424 2 NRN VRISL 21/POOR 262 2 31/POOR 601 12 81/GOOD 765 21 TERRACE 28/POOR 483 9 55/GOOD 632 15 100/GOOD 1197 13 STEWART 14/POOR 79 12 55/GOOD 48 17 100/GOOD 242 14 FORECAST UPPER WINDS FOR SUNDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER NW 27 NW 56 NW 67 SANDSPIT W 66 W 81 W 96 PORT HARDY W 38 W 61 W 72 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/ $$$$^^