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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 201502 SMOKE CONTROL FORECAST FOR COASTAL BRITISH COLUMBIA ISSUED BY THE PACIFIC WEATHER CENTRE OF ENVIRONMENT CANADA AT 8:00 AM PDT FRIDAY OCTOBER 20 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 31 12 300 11 70 14 850 11 FRASER VLY QUIL 27 12 300 8 63 14 800 10 SRN VRISL QUIL 27 12 250 8 78 15 950 12 CNTRL VRISL QUIL 21 11 200 8 79 15 950 12 NRN VRISL HRDY 16 9 100 7 73 12 650 15 TERRACE ANN 10 6 250 27 98 9 850 27 STEWART ANN 9 6 0 5 14 8 100 5 *SUBTRACT 20 FROM THE VENTILATION INDEX IN VALLEYS IF THE MIXING HEIGHT IS BELOW THE HEIGHT OF THE LOCAL HILLS. FORECAST UPPER WINDS FOR FRIDAY AFTERNOON (WINDS IN KMH): 900m 1800m 2700m VANCOUVER SW 39 W 48 W 52 NRN VRISL W 43 W 50 W 50 NORTH COAST W 57 W 59 W 63 INVERSION HT BREAKTHRU TEMP QUIL 300 M 12 C HARDY 250 M 10 C ANN 150 M 8 C TODAY's VENTING: GENERALLY GOOD DUE TO INSTABILITY..EXCEPT LOCALLY POOR TO FAIR AT LOWER ELEVATIONS IN SHELTERED VALLEYS WHERE BREAK- THROUGH TEMPERATURE NOT ACHIEVED. VENTING FOR SATURDAY: FAIR TO GOOD VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/TS -------------------------------------------------- Special Industry Related Information -------------------------------------------------- 1 - Smoke Forecast, Coast 2 - Smoke Forecast, Interior Q - Return to Previous menu -------------------------------------------------- 2 FPCN39 CWLW 201430 SMOKE CONTROL FORECAST FOR INTERIOR BRITISH COLUMBIA ISSUED BY THE MOUNTAIN WEATHER SERVICE OFFICE OF ENVIRONMENT CANADA AT 8:00 AM PDT FRIDAY OCTOBER 20 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 59 ( 12) 500 (20) 100 ( 15) 2000 (15) KAMLOOPS KEL 57 ( 13) 750 (15) 100 ( 15) 3000 (15) OKANAGAN KEL 26 ( 11) 575 ( 8) 100 ( 15) 3000 (15) CASTLEGAR SPOK 30 ( 8) 700 (10) 100 ( 13) 4000 (15) CRANBROOK SPOK 28 ( 6) 1100 (10) 100 ( 12) 3000 (15) REVELSTOKE KEL 31 ( 7) 650 (12) 100 ( 10) 4000 (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 FRIDAY AFTERNOON (WINDS IN KMH): 900m 1800m 2700m OKANAGAN SW 9 W 24 W 46 CRANBROOK W 17 W 54 INVERSION HT BREAKTHRU TEMP KEL 850 M 13 C SPOK missing ## C TODAY'S VENTING: A cold front lies in a north-northeast to south-southwest line through Kamloops early this morning and will move east of the province this afternoon. Venting will become good in the wake of the front. VENTING FOR SATURDAY: Good. VENTING OUTLOOK FOR SUNDAY THRU TUESDAY: Poor to fair Sunday and Monday becoming good Tuesday. CENTRAL INTERIOR UPPER MRNG MRNG AFTN AFTN AIR VI (Tmp) MXG HT (Wnd) VI (Tmp) MXG HT (Wnd) WILLIAMS L P.G. 73 ( 7) 1423 (19) 100 ( 9) 4000 (25) PR. GEORGE P.G. 14 ( 7) 807 ( 4) 100 ( 10) 4000 (22) SMITHERS ANN 9 ( 5) 525 ( 5) 100 ( 8) 3000 (22) WELLS GRAY P.G. 9 ( 6) 1004 ( 4) 100 ( 10) 4000 (27) FT NLSN F.N. 9 ( 2) 382 ( 2) 9 ( 5) 384 ( 0) FT STJOHN F.N. 36 ( 6) 950 (10) 100 ( 8) 1500 (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 FRIDAY AFTERNOON (WINDS IN KMH): 900m 1800m 2700m PR GEORGE SW 41 W 56 SMITHERS SW 43 SW 61 INVERSION HT BREAKTHRU TEMP P.G. 1050 M 10 C ANN 150 M 8 C F.N. 900 M 12 C TODAY'S VENTING: With the exception of the extreme northeast venting will be good over all areas this afternoon due to an unstable airmass. VENTING FOR SATURDAY: Good. VENTING OUTLOOK FOR SUNDAY THRU TUESDAY: Poor to fair Sunday becoming good Monday afternoon and Tuesday. 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: 07:03:39 This session: 00:01:19 --------Total Usage time: 07:04:58 Today's usage time: 00:03:53 This month's usage time: 01:24:06 ----This account expires: 12/31/95 NO CARRIER