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 101432 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 THURSDAY 10 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 13 1 600 2 88 15 3200 4 KAMLOOPS KEL 16 1 600 2 88 15 3350 4 OKANAGAN KEL 16 1 600 2 88 15 3350 4 CASTLEGAR SPOK 27 7 750 7 83 14 3500 8 CRANBROOK SPOK 10 -3 1000 2 80 5 2700 8 REVELSTOKE KEL 12 0 600 2 84 11 3450 4 *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 NE 13 NE 13 CRANBROOK E 13 E 26 TODAY'S VENTING: Good. VENTING FOR FRIDAY: Fair to 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. 32 -1 1100 05 100 10 3950 14 PR. GEORGE P.G. 42 -1 900 08 100 10 2550 16 SMITHERS P.G. 20 -1 750 01 100 13 3500 15 WELLS GRAY P.G. 27 -1 1200 04 100 11 4000 14 FT NLSN F.N. 13 -6 450 02 50 9 2050 06 FT STJOHN F.N. 14 -6 800 05 38 2 900 06 *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 E 15 SE 20 SMITHERS SE 17 S 20 TODAY'S VENTING: Fair to Good VENTING FOR FRIDAY: Fair to good. COAST UPPER ***** MORNING ****** ***** AFTERNOON **** AIR VI Tmp MXG HT Wnd VI Tmp MXG HT Wnd (mASL) (kt) (mASL) (kt) VANCOUVER QUIL 16 07 250 05 80 15 1700 08 FRASER VLY QUIL 15 04 200 03 78 16 1750 08 SRN VRISL QUIL 18 07 250 05 80 15 1700 08 CNTRL VRISL QUIL 14 05 200 03 75 15 1600 07 NRN VRISL HRDY 14 05 200 04 73 11 1250 8 TERRACE ANT 15 02 200 05 93 13 1850 9 STEWART ANT 11 00 150 02 44 13 1200 4 *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 VR 5 NE 11 NE 24 PORT HARDY VR 5 SE 17 SE 15 SANDSPIT SE 20 SE 26 SE 24 TODAY'S VENTING: Good. VENTING FOR FRIDAY: 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 --------------------------------------------------