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 121608 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 PST THURSDAY 12 DECEMBER 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 HRDY 9 0 200 10 19 3 400 10 KAMLOOPS KEL 15 -1 650 2 25 1 850 3 OKANAGAN KEL 22 0 750 3 36 3 1150 4 CASTLEGAR SPOK 9 0 500 4 25 3 950 4 CRANBROOK SPOK 9 -4 950 17 42 0 1150 17 REVELSTOKE KEL 22 0 850 3 22 0 850 3 *SUBTRACT 20 FROM THE VENTILATION INDEX IN VALLEYS IF THE MIXING HEIGHT IS BELOW THE HEIGHT OF THE LOCAL HILLS. FORECAST UPPER WINDS FOR THURSDAY AFTERNOON (WINDS IN KM/H): 900m 1800m 2700m PENTICTON VR 5 SW 15 W 31 CRANBROOK W 17 W 46 TODAY'S VENTING: POOR TO FAIR. VENTING FOR FRIDAY: FAIR 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. 10 -1 950 28 60 0 1500 27 PR. GEORGE P.G. 9 0 700 22 23 1 1200 25 SMITHERS P.G. 9 -13 550 20 41 -5 1430 20 WELLS GRAY P.G. 10 1 1000 32 60 2 1550 33 FT NLSN F.N. 9 -22 400 0 9 -20 450 0 FT STJOHN F.N. 53 0 850 10 20 -14 900 13 *SUBTRACT 20 FROM THE VENTILATION INDEX IN VALLEYS IF THE MIXING HEIGHT IS BELOW THE HEIGHT OF THE LOCAL HILLS. FORECAST UPPER WINDS FOR THURSDAY AFTERNOON (WINDS IN KM/H): 900m 1800m 2700m PR. GEORGE SW 26 W 35 SMITHERS S 37 SW 35 TODAY'S VENTING: GOOD AT HIGHER ELEVATIONS OTHERWISE FAIR TO POOR. VENTING FOR FRIDAY: FAIR COAST UPPER ***** MORNING ****** ***** AFTERNOON **** AIR VI Tmp MXG HT Wnd VI Tmp MXG HT Wnd (mASL) (kt) (mASL) (kt) VANCOUVER UIL 36 4 400 10 35 7 1250 18 FRASER VLY UIL 35 4 350 10 35 7 1200 16 SRN VRISL UIL 64 6 800 9 30 7 1100 12 CNTRL VRISL UIL 13 3 150 3 39 5 750 7 NRN VRISL HRDY 13 3 150 3 64 6 800 9 TERRACE ANT 10 0 200 24 10 1 200 24 STEWART ANT 9 1 100 8 29 1 300 8 *SUBTRACT 20 FROM THE VENTILATION INDEX IN VALLEYS IF THE MIXING HEIGHT IS BELOW THE HEIGHT OF THE LOCAL HILLS. FORECAST UPPER WINDS FOR THURSDAY AFTERNOON (WINDS IN KM/H): 900m 1800m 2700m VANCOUVER S 20 S 20 SW 26 PORT HARDY SE 44 S 44 S 43 SANDSPIT S 59 S 65 S 67 TODAY'S VENTING: FAIR EXCEPT POOR INLAND IN THE NORTH. VENTING FOR FRIDAY: FAIR VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/MWSO -------------------------------------------------- Special Industry Related Information -------------------------------------------------- 1 - Smoke Forecast, Coast 2 - Smoke Forecast, Interior Q - Return to Previous menu -------------------------------------------------- l Previous usage time: 39:39:36 This session: 00:01:18 --------Total Usage time: 39:40:54 Today's usage time: 00:05:32 This month's usage time: 01:03:36 ----This account expires: 12/31/96