FPCN39 CWLW 301500 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER SERVICE OFFICE OF ENVIRONMENT CANADA AT 7:00 AM PST TUESDAY 30 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 95/GOOD 1000 32 90/GOOD 1000 30 75/GOOD 585 24 KAMLOOPS 14/POOR 380 28 100/GOOD 1010 19 100/GOOD 1000 26 OKANAGAN 22/POOR 500 25 45/FAIR 900 19 45/FAIR 664 22 CASTLEGAR 35/FAIR 763 16 13/POOR 536 15 26/FAIR 700 14 CRANBROOK 29/POOR 1105 20 30/POOR 1171 17 16/POOR 1000 19 REVELSTOKE 38/FAIR 738 17 13/POOR 479 14 12/POOR 472 14 FORECAST UPPER WINDS FOR TUESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON SE 12 S 31 S 63 CRANBROOK S 19 SW 63 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 16/POOR 904 30 13/POOR 558 7 16/POOR 584 37 100 MILE 22/POOR 1100 34 37/FAIR 1131 17 54/FAIR 1222 35 WILLIAMS LK 13/POOR 961 30 44/FAIR 1400 14 17/POOR 984 35 PUNTZI MNT 14/POOR 941 24 100/GOOD 1641 18 16/POOR 942 36 PR. GEORGE 29/POOR 847 35 35/FAIR 1110 24 14/POOR 716 39 BURNS LAKE 20/POOR 793 37 24/POOR 806 27 14/POOR 749 31 SMITHERS 13/POOR 550 33 14/POOR 547 21 15/POOR 574 23 FORECAST UPPER WINDS FOR TUESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE S 70 SW 85 SMITHERS S 43 SW 50 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 403 14 21/POOR 521 23 12/POOR 403 20 FT STJOHN 43/FAIR 890 46 38/FAIR 903 40 16/POOR 738 30 WHITEHORSE 12/POOR 725 3 18/POOR 767 27 33/FAIR 902 28 DAWSON 13/POOR 386 18 12/POOR 378 16 24/POOR 455 34 WATSON LAKE 14/POOR 724 11 12/POOR 705 9 16/POOR 736 33 FORECAST UPPER WINDS FOR TUESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE 0 0 S 19 WATSON LAKE SW 15 SW 30 WHITEHORSE SW 19 SW 31 MAYO 0 0 W 19 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 29/POOR 211 23 17/POOR 64 20 68/GOOD 264 49 FRASER VLY 34/FAIR 291 22 28/POOR 210 26 45/FAIR 271 32 SRN VRISL 36/FAIR 600 22 13/POOR 42 17 32/POOR 99 39 CNTRL VRISL 15/POOR 190 21 15/POOR 143 16 30/POOR 120 33 NRN VRISL 48/FAIR 438 16 37/FAIR 572 8 38/FAIR 216 22 TERRACE 34/FAIR 242 22 13/POOR 245 15 15/POOR 256 17 STEWART 41/FAIR 322 23 41/FAIR 221 13 13/POOR 40 21 FORECAST UPPER WINDS FOR TUESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER S 50 S 72 S 83 SANDSPIT W 12 SW 17 SW 37 PORT HARDY S 68 S 87 S 76 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/MWSO $$$$^^