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If you are not a subscriber yet, enter basic when asked to login. 12 -------------------------------------------------- Special Industry Related Information -------------------------------------------------- 1 - Smoke Forecast, Coast 2 - Smoke Forecast, Interior Q - Return to Previous menu -------------------------------------------------- 1 FPCN39 CWVR 251430 SMOKE CONTROL FORECAST FOR COASTAL BRITISH COLUMBIA ISSUED BY THE PACIFIC WEATHER CENTRE OF ENVIRONMENT CANADA AT 8:00 AM PDT WEDNESDAY OCTOBER 25 1995 FOR TODAY. VENTILATION INDICES (TEMPERATURE) AND MIXING HEIGHTS. MIXING HEIGHTS IN METERS ABOVE SEA LEVEL. AVERAGE WINDS IN KNOTS. SPOT INDICES ARE DETERMINED BY THE ASPECT AND ELEVATION OF THE SITES. COMPARE WINDS, TEMPERATURES AND ELEVATION WITH THE SITES HERE TO DETERMINE THE INDEX IN ANY OTHER AREA. COAST UPPER ***** MORNING ****** ***** AFTERNOON **** AIR VI Tmp MXG HT Wnd VI Tmp MXG HT Wnd (mASL) (kt) (mASL) (kt) VANCOUVER QUIL 9 10 100 10 71 12 550 18 FRASER VLY QUIL 10 10 100 4 57 12 500 13 SRN VRISL QUIL 19 11 150 7 52 12 400 13 CNTRL VRISL QUIL 20 11 200 7 54 12 450 13 NRN VRISL HRDY 35 10 200 17 61 11 400 19 TERRACE ANN 9 5 200 22 9 6 200 22 STEWART ANN 9 5 0 17 9 6 0 17 *SUBTRACT 20 FROM THE VENTILATION INDEX IN VALLEYS IF THE MIXING HEIGHT IS BELOW THE HEIGHT OF THE LOCAL HILLS. FORECAST UPPER WINDS FOR WEDNESDAY AFTERNOON (WINDS IN KMH): 900m 1800m 2700m VANCOUVER S 59 SW 78 SW 78 NRN VRISL SW 67 SW 72 SW 78 NORTH COAST W 63 W 61 W 61 INVERSION HT BREAKTHRU TEMP QUIL NO INVERSION HARDY NO INVERSION ANN NO INVERSION TODAY's VENTING: FAIR TO GOOD SOUTH. POOR NORTH DUE TO WARM AIR OVERRUNNING COOL AIR IN VALLEYS. VENTING FOR THURSDAY: GOOD VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/PWC -------------------------------------------------- Special Industry Related Information -------------------------------------------------- 1 - Smoke Forecast, Coast 2 - Smoke Forecast, Interior Q - Return to Previous menu -------------------------------------------------- 2 FPCN39 CWLW 251444 SMOKE CONTROL FORECAST FOR INTERIOR BRITISH COLUMBIA ISSUED BY THE MOUNTAIN WEATHER SERVICE OFFICE OF ENVIRONMENT CANADA AT 8:00 AM PDT WEDNESDAY OCTOBER 25 1995 FOR TODAY. VENTILATION INDICES (TEMPERATURE) AND MIXING HEIGHTS. MIXING HEIGHTS IN METERS ABOVE SEA LEVEL. AVERAGE WINDS IN KNOTS. SPOT INDICES ARE DETERMINED BY THE ASPECT AND ELEVATION OF THE SITES. COMPARE WINDS, TEMPERATURES AND ELEVATION WITH THE SITES HERE TO DETERMINE THE INDEX IN ANY OTHER AREA. SOUTHERN INTERIOR UPPER MRNG MRNG AFTN AFTN AIR VI (Tmp) MXG HT (Wnd) VI (Tmp) MXG HT (Wnd) FRSR CANYN KEL 50 ( 10) 375 (25) 76 ( 14) 575 (25) KAMLOOPS KEL 36 ( 8) 550 (15) 57 ( 14) 750 (15) OKANAGAN KEL 24 ( 8) 550 ( 8) 49 ( 12) 700 (12) CASTLEGAR SPOK 30 ( 7) 700 (10) 50 ( 11) 850 (13) CRANBROOK SPOK 25 ( 6) 1050 (10) 50 ( 10) 1200 (13) REVELSTOKE KEL 9 ( 7) 480 ( 3) 34 ( 9) 700 (10) *SUBTRACT 20 FROM THE VENTILATION INDEX IN VALLEYS IF THE MIXING HEIGHT IS BELOW THE HEIGHT OF THE LOCAL HILLS. FORECAST UPPER WINDS FOR WEDNESDAY AFTERNOON (WINDS IN KMH): 900m 1800m 2700m OKANAGAN S 11 SW 26 W 56 CRANBROOK W 19 W 54 INVERSION HT BREAKTHRU TEMP KEL missing ## C SPOK 1250 M 10 C TODAY'S VENTING: A frontal system moving onto the coast will provide an elevated inversion as warming takes place aloft. However, significant surface winds will provide enough horizontal transport that venting will reach fair for this afternoon. In the more windier areas venting will even reach the good range. VENTING FOR THURSDAY: Good. VENTING OUTLOOK FOR FRIDAY THRU SUNDAY: Generally fair venting expected. CENTRAL INTERIOR UPPER MRNG MRNG AFTN AFTN AIR VI (Tmp) MXG HT (Wnd) VI (Tmp) MXG HT (Wnd) WILLIAMS L P.G. 67 ( 5) 1340 (20) 97 ( 8) 1590 (25) PR. GEORGE P.G. 54 ( 6) 1050 (16) 76 ( 8) 1200 (20) SMITHERS ANN 30 ( 7) 640 (20) 61 ( 8) 874 (20) WELLS GRAY P.G. 9 ( 4) 1004 ( 8) 100 ( 7) 2052 (25) FT NLSN F.N. 9 ( -3) 382 ( 4) 9 ( 1) 385 ( 4) FT STJOHN F.N. 24 ( 5) 900 ( 8) 82 ( 8) 1460 (15) *SUBTRACT 20 FROM THE VENTILATION INDEX IN VALLEYS IF THE MIXING HEIGHT IS BELOW THE HEIGHT OF THE LOCAL HILLS. FORECAST UPPER WINDS FOR WEDNESDAY AFTERNOON (WINDS IN KMH): 900m 1800m 2700m PR GEORGE S 48 SW 67 SMITHERS SW 48 SW 82 INVERSION HT BREAKTHRU TEMP P.G. 1370 M 9 C ANN 2000 M 21 C F.N. 975 M 12 C TODAY'S VENTING: A frontal system moving onto the coast is providing and elevated inversion as warming takes place aloft. Thus, ventical mixing will be restricted. However, the overall venting will still reach the good category as surface winds will be quite strong providing good horizontal transport. In the northeast, the venting will remain poor due to lighter winds and a strong low level inversion. VENTING FOR THURSDAY: Good. VENTING OUTLOOK FOR FRIDAY THRU SUNDAY: Generally fair. VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/JDG -------------------------------------------------- Special Industry Related Information -------------------------------------------------- 1 - Smoke Forecast, Coast 2 - Smoke Forecast, Interior Q - Return to Previous menu -------------------------------------------------- l Previous usage time: 07:17:58 This session: 00:01:17 --------Total Usage time: 07:19:15 Today's usage time: 00:02:32 This month's usage time: 01:38:23 ----This account expires: 12/31/95 NO CARRIER