FPCN39 CWLW 301400 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT FRIDAY 30 JUNE 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 82/GOOD 901 11 100/GOOD 1815 17 100/GOOD 1976 17 KAMLOOPS 82/GOOD 994 20 100/GOOD 2470 22 100/GOOD 2333 22 OKANAGAN 79/GOOD 1246 14 100/GOOD 2519 17 100/GOOD 2580 19 CASTLEGAR 36/FAIR 889 7 100/GOOD 2236 11 100/GOOD 2901 15 CRANBROOK 20/POOR 1108 7 100/GOOD 2998 19 100/GOOD 3312 21 REVELSTOKE 100/GOOD 1283 13 100/GOOD 2260 10 100/GOOD 2317 12 FORECAST UPPER WINDS FOR FRIDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON 0 0 W 19 W 17 CRANBROOK 0 0 NW 22 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 53/FAIR 1745 11 100/GOOD 2992 11 100/GOOD 2324 14 100 MILE 67/GOOD 1921 14 100/GOOD 2931 11 100/GOOD 2644 12 WILLIAMS LK 37/FAIR 1387 7 100/GOOD 2738 11 97/GOOD 2980 11 PUNTZI MNT 100/GOOD 1836 18 100/GOOD 3561 22 100/GOOD 2563 19 PR. GEORGE 61/GOOD 1758 13 100/GOOD 2198 9 100/GOOD 2414 15 BURNS LAKE 60/GOOD 2089 14 100/GOOD 3081 18 100/GOOD 2680 17 SMITHERS 64/GOOD 1639 6 100/GOOD 2290 14 100/GOOD 2271 16 FORECAST UPPER WINDS FOR FRIDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE W 19 SW 30 SMITHERS SW 26 SW 26 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 70/GOOD 1251 20 100/GOOD 2556 6 100/GOOD 2964 16 FT STJOHN 90/GOOD 1147 28 100/GOOD 3427 14 100/GOOD 1849 16 WHITEHORSE 71/GOOD 1281 14 100/GOOD 1782 13 100/GOOD 2378 10 DAWSON 50/FAIR 1066 18 100/GOOD 2737 16 100/GOOD 3161 11 WATSON LAKE 68/GOOD 1646 25 100/GOOD 2964 8 100/GOOD 2076 2 FORECAST UPPER WINDS FOR FRIDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE SW 13 SW 15 WATSON LAKE W 17 SW 19 WHITEHORSE SW 24 S 24 MAYO S 28 S 26 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 51/FAIR 600 15 79/GOOD 811 11 100/GOOD 1337 7 FRASER VLY 49/FAIR 678 12 100/GOOD 1484 17 100/GOOD 1760 16 SRN VRISL 60/GOOD 431 25 100/GOOD 786 24 100/GOOD 1272 17 CNTRL VRISL 58/GOOD 451 22 100/GOOD 1320 9 100/GOOD 1715 10 NRN VRISL 51/FAIR 590 12 100/GOOD 982 16 100/GOOD 1064 16 TERRACE 50/FAIR 1049 8 100/GOOD 1673 11 100/GOOD 1408 10 STEWART 36/FAIR 527 4 61/GOOD 1815 4 46/FAIR 445 11 FORECAST UPPER WINDS FOR FRIDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER 0 0 W 20 W 26 SANDSPIT SW 22 SW 31 S 39 PORT HARDY NW 22 W 22 SW 44 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/MtnWC $$$$^^