FPCN39 CWLW 241500 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER SERVICE OFFICE OF ENVIRONMENT CANADA AT 7:00 AM PST WEDNESDAY 24 NOVEMBER 1999 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 69/GOOD 545 26 68/GOOD 1132 25 57/GOOD 791 11 KAMLOOPS 44/FAIR 585 24 64/GOOD 1681 20 78/GOOD 1020 10 OKANAGAN 52/FAIR 701 26 67/GOOD 1194 25 70/GOOD 1141 8 CASTLEGAR 39/FAIR 801 13 54/GOOD 1607 22 56/GOOD 992 11 CRANBROOK 29/POOR 1111 19 69/GOOD 1342 28 100/GOOD 1715 15 REVELSTOKE 50/FAIR 847 13 52/FAIR 1471 17 39/FAIR 738 10 FORECAST UPPER WINDS FOR WEDNESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON 0 0 SW 17 SW 33 CRANBROOK W 11 W 37 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 50/FAIR 849 40 58/GOOD 1214 18 56/GOOD 731 9 100 MILE 52/FAIR 1150 36 54/GOOD 1255 25 61/GOOD 1528 13 WILLIAMS LK 45/FAIR 1115 37 55/GOOD 1267 22 67/GOOD 1119 12 PUNTZI MNT 46/FAIR 951 37 60/GOOD 1302 32 68/GOOD 1330 25 PR. GEORGE 72/GOOD 952 40 54/GOOD 1321 29 63/GOOD 889 22 BURNS LAKE 46/FAIR 815 33 59/GOOD 1302 29 71/GOOD 1133 29 SMITHERS 48/FAIR 757 29 55/GOOD 1338 26 65/GOOD 720 20 FORECAST UPPER WINDS FOR WEDNESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE SW 20 SW 30 SMITHERS S 31 S 44 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 19/POOR 456 26 26/POOR 505 7 13/POOR 489 8 FT STJOHN 20/POOR 778 24 18/POOR 743 43 14/POOR 714 36 WHITEHORSE 32/POOR 838 35 13/POOR 725 18 14/POOR 782 3 DAWSON 13/POOR 390 28 13/POOR 386 21 12/POOR 386 3 WATSON LAKE 18/POOR 745 40 19/POOR 761 31 12/POOR 699 7 FORECAST UPPER WINDS FOR WEDNESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE S 31 S 44 WATSON LAKE SW 41 SW 19 WHITEHORSE S 41 SW 65 MAYO S 28 SW 39 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 100/GOOD 339 47 63/GOOD 1219 27 57/GOOD 1123 7 FRASER VLY 93/GOOD 402 31 63/GOOD 1288 24 54/GOOD 1127 9 SRN VRISL 100/GOOD 476 33 57/GOOD 1265 23 58/GOOD 1147 3 CNTRL VRISL 100/GOOD 497 33 63/GOOD 1257 20 60/GOOD 1360 3 NRN VRISL 51/FAIR 354 29 62/GOOD 1333 19 63/GOOD 1191 14 TERRACE 85/GOOD 631 29 58/GOOD 1488 24 54/GOOD 1346 16 STEWART 56/GOOD 264 26 55/GOOD 1360 31 54/GOOD 1198 18 FORECAST UPPER WINDS FOR WEDNESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER S 22 SW 30 SW 33 SANDSPIT S 88 S 91 S 81 PORT HARDY S 44 S 57 S 54 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/ $$$$^^