FPCN39 CWLW 291400 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT THURSDAY 29 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 26/POOR 438 14 100/GOOD 1406 17 100/GOOD 2055 17 KAMLOOPS 31/POOR 553 18 100/GOOD 2622 22 100/GOOD 2375 21 OKANAGAN 44/FAIR 734 17 100/GOOD 2545 13 100/GOOD 2372 16 CASTLEGAR 28/POOR 681 17 100/GOOD 2774 11 100/GOOD 2294 11 CRANBROOK 15/POOR 1021 12 100/GOOD 3499 19 100/GOOD 2979 18 REVELSTOKE 19/POOR 611 8 100/GOOD 2170 14 100/GOOD 1986 10 FORECAST UPPER WINDS FOR THURSDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON 0 0 SW 22 SW 28 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 19/POOR 658 13 100/GOOD 2375 25 100/GOOD 3130 13 100 MILE 22/POOR 1092 14 100/GOOD 3334 20 100/GOOD 3533 11 WILLIAMS LK 100/GOOD 1080 15 100/GOOD 3032 20 100/GOOD 3431 14 PUNTZI MNT 17/POOR 989 17 100/GOOD 2646 24 100/GOOD 3377 20 PR. GEORGE 26/POOR 844 19 100/GOOD 2545 20 100/GOOD 2956 15 BURNS LAKE 100/GOOD 2033 20 100/GOOD 2092 17 100/GOOD 3069 21 SMITHERS 100/GOOD 1742 14 67/GOOD 1083 14 100/GOOD 2327 17 FORECAST UPPER WINDS FOR THURSDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE S 19 SW 31 SMITHERS SW 26 S 33 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 15/POOR 485 5 100/GOOD 1874 12 100/GOOD 2446 17 FT STJOHN 64/GOOD 993 31 100/GOOD 3162 20 100/GOOD 3330 31 WHITEHORSE 100/GOOD 1574 15 100/GOOD 2256 12 100/GOOD 2171 13 DAWSON 54/FAIR 718 18 85/GOOD 1726 6 100/GOOD 2102 11 WATSON LAKE 48/FAIR 1226 17 72/GOOD 1906 6 67/GOOD 1107 21 FORECAST UPPER WINDS FOR THURSDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE 0 0 S 15 WATSON LAKE W 9 SW 15 WHITEHORSE SW 22 SW 20 MAYO 0 0 0 0 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 19/POOR 113 13 33/POOR 358 12 77/GOOD 784 8 FRASER VLY 27/POOR 284 15 88/GOOD 964 14 100/GOOD 1510 17 SRN VRISL 22/POOR 136 18 34/FAIR 245 17 54/FAIR 463 17 CNTRL VRISL 19/POOR 134 18 52/FAIR 704 9 99/GOOD 1336 6 NRN VRISL 40/FAIR 348 16 67/GOOD 794 12 92/GOOD 870 12 TERRACE 80/GOOD 1131 11 80/GOOD 753 13 100/GOOD 1242 14 STEWART 80/GOOD 881 11 80/GOOD 428 7 77/GOOD 1214 8 FORECAST UPPER WINDS FOR THURSDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER SW 9. SW 19 SW 26 SANDSPIT W 37 SW 31 SW 33 PORT HARDY NW 29 W 20 W 30 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/ $$$$^^