Please wait...checking for disk quotas [H[2J" The Government of Canada expressly disclaims any warranties or representations with respect to the Environment Canada Electronic Weather Bulletin Board Service, either expressed or implied, including but not limited to, the implied warranties of fitness for the purpose of accessing meteorological, climatological or other data. In no event will the Government of Canada have any obligation arising from contract or tort, or for loss of revenue or profit, or for indirect, special, incidental or consequential damages arising from the use of this information." If you observe SEVERE weather, or have technical problems with one of our services, such as WeatherBoard, WeatherFax, etc., please call 664-9028. *** NEWS: Samples of GOES-90 satellite images and RAVOS remote photographs are now downloadable from Basic User Menu/New Sample Menu. Welcome to Environment Canada's WeatherBoard Service... If you are not a subscriber yet, enter basic when asked to login. 2 FPCN39 CWLW 251433 SMOKE CONTROL FORECAST FOR COASTAL BC AND THE INTERIOR INCLUDING THE NORTHEAST ISSUED BY THE MOUNTAIN WEATHER SERVICE OFFICE OF ENVIRONMENT CANADA AT 8:00 AM PDT FRIDAY 25 OCTOBER 1996 FOR TODAY. VENTILATION INDICES (TEMPERATURE) AND MIXING HEIGHTS. MIXING HEIGHTS IN METRES 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 ***** MORNING ****** ***** AFTERNOON **** AIR VI Tmp MXG HT Wnd VI Tmp MXG HT Wnd (mASL) (kt) (mASL) (kt) FRSR CANYN KEL 13 7 500 1 65 11 1500 6 KAMLOOPS KEL 43 7 900 7 63 10 1600 6 OKANAGAN KEL 24 6 600 6 63 10 1600 6 CASTLEGAR GEG 23 5 800 5 38 8 1300 4 CRANBROOK GEG 9 2 950 3 43 6 1950 4 REVELSTOKE KEL 9 3 450 1 37 6 900 7 *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 KM/H): 900m 1800m 2700m PENTICTON N 9 N 19 N 26 CRANBROOK VR 5 N 13 INVERSION HT BREAKTHRU TEMP KELOWNA 600 m 6 C SPOKANE 1200 m 7 C TODAY'S VENTING: FAIR TO GOOD AS THE AIRMASS REMAINS SOMEWHAT UNSTABLE. VENTING FOR SATURDAY: POOR. VENTING OUTLOOK SUNDAY THRU TUESDAY: REMAINING POOR ON SUNDAY THEN BECOMING FAIR ON MONDAY AS THE SURFACE WINDS INCREASE. THE AIRMASS BECOMES UNSTABLE ON TUESDAY RESULTING IN GOOD VENTING. CENTRAL INTERIOR/NORTHEAST UPPER ***** MORNING ****** ***** AFTERNOON **** AIR VI Tmp MXG HT Wnd VI Tmp MXG HT Wnd (mASL) (kt) (mASL) (kt) WILLIAMS L P.G. 15 2 1100 3 100 6 2600 11 PR. GEORGE P.G. 10 1 700 3 99 5 2350 10 SMITHERS ANN 9 1 500 9 28 5 750 9 WELLS GRAY P.G. 15 2 1150 3 100 4 2500 12 FT NLSN F.N. 9 -10 400 3 23 -6 650 6 FT STJOHN F.N. 30 -4 900 6 30 -2 1000 6 *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 KM/H): 900m 1800m 2700m PR. GEORGE NW 19 NW 30 SMITHERS W 17 W 30 INVERSION HT BREAKTHRU TEMP PR. GEORGE 900 m 5 C FT. NELSON 1800 m 6 C TODAY'S VENTING: POOR EXCEPT GOOD FOR ABOUT AN HOUR NEAR MID AFTERNOON. VENTING FOR SATURDAY: FAIR. VENTING OUTLOOK SUNDAY THRU TUESDAY: FAIR TO GOOD AS FRONTAL SYSTEMS CROSS THE AREA. COAST UPPER ***** MORNING ****** ***** AFTERNOON **** AIR VI Tmp MXG HT Wnd VI Tmp MXG HT Wnd (mASL) (kt) (mASL) (kt) VANCOUVER QUIL 29 8 200 15 99 11 1250 15 FRASER VLY QUIL 9 9 300 0 100 13 1900 11 SRN VRISL QUIL 9 8 150 0 100 13 1800 11 CNTRL VRISL QUIL 9 7 150 0 9 9 250 0 NRN VRISL HRDY 9 7 50 3 19 10 850 1 TERRACE ANN 9 5 250 9 9 7 250 9 STEWART ANN 9 2 0 5 15 7 150 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 KM/H): 900m 1800m 2700m VANCOUVER N 11 N 20 N 24 PORT HARDY NW 28 N 31 N 31 SANDSPIT W 19 W 24 NW 30 INVERSION HT BREAKTHRU TEMP QUILLAYUTE 300 m 10 C PORT HARDY 850 m 11 C ANNETTE 600 m 11 C TODAY'S VENTING: GOOD IN THE SOUTH FOR A FEW HOURS THIS AFTERNOON. POOR IN THE NORTH. VENTING FOR SATURDAY: POOR TO FAIR. VENTING OUTLOOK SUNDAY THRU TUESDAY: 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: 35:50:04 This session: 00:01:18 --------Total Usage time: 35:51:22 Today's usage time: 00:05:13 This month's usage time: 02:04:57 ----This account expires: 12/31/96