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 261533 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 26 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 KEL 50 -19 600 15 60 -16 600 18 KAMLOOPS KEL 9 -21 350 0 40 -17 1300 5 OKANAGAN KEL 9 -16 350 2 40 -13 1300 5 CASTLEGAR SPOK 9 -11 500 2 50 -7 500 10 CRANBROOK SPOK 9 -25 939 0 20 -16 1200 7 REVELSTOKE KEL 9 -16 450 3 20 -14 650 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 THURSDAY AFTERNOON (WINDS IN KM/H): 900m 1800m 2700m PENTICTON VR 5 NW 10 W 25 CRANBROOK W 10 W 30 TODAY'S VENTING: POOR TO FAIR EXCEPT GOOD IN THE FRASER CANYON DUE TO STRONG NORTHERLY WINDS. 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. 9 -32 950 0 9 -23 950 1 PR. GEORGE P.G. 9 -32 700 0 9 -24 700 1 SMITHERS P.G. 9 -30 550 0 9 -24 550 1 WELLS GRAY P.G. 9 -28 1000 0 9 -21 1000 1 FT NLSN F.N. 9 -24 400 0 9 -22 400 1 FT STJOHN F.N. 9 -24 700 2 9 -22 700 2 *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 NE 25 N 30 SMITHERS NE 35 N 60 TODAY'S VENTING: POOR. VENTING FOR FRIDAY: POOR. COAST UPPER ***** MORNING ****** ***** AFTERNOON **** AIR VI Tmp MXG HT Wnd VI Tmp MXG HT Wnd (mASL) (kt) (mASL) (kt) VANCOUVER QUIL 20 -7 250 8 25 -2 300 8 FRASER VLY QUIL 40 -8 250 15 45 -4 300 15 SRN VRISL QUIL 20 -3 250 7 25 0 300 7 CNTRL VRISL QUIL 20 -3 250 7 25 -1 300 7 NRN VRISL HRDY 45 -1 600 10 45 1 600 10 TERRACE ANT 65 -17 400 22 65 -14 200 22 STEWART ANT 45 -10 350 6 45 -7 350 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 THURSDAY AFTERNOON (WINDS IN KM/H): 900m 1800m 2700m VANCOUVER NE 20 N 20 NW 50 PORT HARDY N 30 N 50 N 60 SANDSPIT N 50 N 65 N 80 TODAY'S VENTING: POOR TO FAIR EXCEPT GOOD THROUGH SOME INLETS DUE TO STRONG OUTFLOW WINDS. VENTING FOR FRIDAY: FAIR TO GOOD. 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: 40:53:34 This session: 00:01:18 --------Total Usage time: 40:54:52 Today's usage time: 00:05:27 This month's usage time: 02:17:34 ----This account expires: 12/31/96