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 181433 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 18 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 21 9 650 3 80 17 2750 7 KAMLOOPS KEL 42 9 1000 6 80 18 3350 9 OKANAGAN KEL 42 9 1000 6 80 18 3350 9 CASTLEGAR SPOK 21 9 800 4 58 17 2150 4 CRANBROOK SPOK 15 2 1000 5 80 17 3950 7 REVELSTOKE KEL 14 6 650 3 79 13 2300 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 PENTICTON VR 5 SW 9 SW 15 CRANBROOK VR 5 S 15 TODAY'S VENTING: GOOD VENTING FOR SATURDAY: 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. 100 4 2550 13 80 11 3950 8 PR. GEORGE P.G. 54 4 1400 8 80 10 3700 8 SMITHERS P.G. 21 4 800 5 80 11 3500 8 WELLS GRAY P.G. 100 5 4000 14 80 12 4000 8 FT NLSN F.N. 54 8 1100 8 80 13 3400 8 FT STJOHN F.N. 81 6 1800 10 100 10 3700 12 *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 VR 5 SW 15 SMITHERS VR 5 VR 15 TODAY'S VENTING: GOOD VENTING FOR SATURDAY: GOOD COAST UPPER ***** MORNING ****** ***** AFTERNOON **** AIR VI Tmp MXG HT Wnd VI Tmp MXG HT Wnd (mASL) (kt) (mASL) (kt) VANCOUVER QUIL 22 10 300 6 53 14 1550 4 FRASER VLY QUIL 22 10 300 6 64 15 1850 4 SRN VRISL QUIL 16 9 250 4 48 14 1350 3 CNTRL VRISL QUIL 10 4 200 2 45 12 1100 5 NRN VRISL HRDY 33 7 600 5 82 12 2200 5 TERRACE ANT 40 4 800 6 61 7 1650 5 STEWART ANT 20 5 300 4 52 7 1050 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 VR 5 SW 9 SW 17 PORT HARDY NW 11 VR 5 VR 5 SANDSPIT VR 5 VR 5 VR 5 TODAY'S VENTING: FAIR TO GOOD VENTING FOR SATURDAY: GOOD VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/JMS -------------------------------------------------- Special Industry Related Information -------------------------------------------------- 1 - Smoke Forecast, Coast 2 - Smoke Forecast, Interior Q - Return to Previous menu -------------------------------------------------- l Previous usage time: 49:53:26 This session: 00:01:18 --------Total Usage time: 49:54:44 Today's usage time: 00:05:13 This month's usage time: 01:27:00 ----This account expires: 12/31/97