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 131432 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 SUNDAY 13 APRIL 1997 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 9 11 200 13 100 16 2700 15 KAMLOOPS KEL 100 12 1900 12 100 16 3350 17 OKANAGAN KEL 81 11 1400 11 100 15 2850 16 CASTLEGAR SPOK 9 8 850 0 83 14 1900 8 CRANBROOK SPOK 9 6 950 11 100 12 3950 16 REVELSTOKE KEL 9 5 450 13 76 10 1400 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 SUNDAY AFTERNOON (WINDS IN KM/H): 900m 1800m 2700m PENTICTON SW 13 W 26 W 43 CRANBROOK W 20 W 54 TODAY'S VENTING: GOOD THIS AFTERNOON DUE TO THE PASSAGE OF A COLD FRONT. VENTING FOR MONDAY: GOOD. 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 6 1000 10 80 9 3700 10 PR. GEORGE P.G. 9 7 700 2 50 9 2700 2 SMITHERS P.G. 14 5 750 2 35 9 1100 4 WELLS GRAY P.G. 10 6 1100 8 80 7 4000 10 FT NLSN F.N. 15 -3 500 12 60 1 1250 12 FT STJOHN F.N. 92 3 2100 10 95 5 2450 9 *SUBTRACT 20 FROM THE VENTILATION INDEX IN VALLEYS IF THE MIXING HEIGHT IS BELOW THE HEIGHT OF THE LOCAL HILLS. FORECAST UPPER WINDS FOR SUNDAY AFTERNOON (WINDS IN KM/H): 900m 1800m 2700m PR. GEORGE W 17 W 28 SMITHERS VR 5 SW 28 TODAY'S VENTING: GOOD THIS AFTERNOON EXCEPT ONLY OVER NORTHERN SECTIONS OF THE CENTRAL INTERIOR. VENTING FOR MONDAY: GOOD COAST UPPER ***** MORNING ****** ***** AFTERNOON **** AIR VI Tmp MXG HT Wnd VI Tmp MXG HT Wnd (mASL) (kt) (mASL) (kt) VANCOUVER QUIL 100 11 850 46 100 13 1350 44 FRASER VLY QUIL 100 11 800 39 100 13 1300 40 SRN VRISL QUIL 83 10 450 27 100 13 1200 36 CNTRL VRISL QUIL ## ## ### ## 100 12 1000 36 NRN VRISL HRDY 27 7 400 5 100 11 1700 13 TERRACE ANT 9 6 200 10 92 9 1500 11 STEWART ANT 10 6 50 4 45 9 600 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 SUNDAY AFTERNOON (WINDS IN KM/H): 900m 1800m 2700m VANCOUVER SW 28 SW 37 W 46 PORT HARDY S 48 SW 54 SW 52 SANDSPIT E 17 NE 15 E 19 TODAY'S VENTING: GOOD TODAY DUE TO AN UNSTABLE AIRMASS. VENTING FOR MONDAY: GOOD 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: 49:31:15 This session: 00:01:21 --------Total Usage time: 49:32:36 Today's usage time: 00:05:18 This month's usage time: 01:04:52 ----This account expires: 12/31/97