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 231449 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 TUESDAY 23 APRIL 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 21 11 500 10 84 14 1300 15 KAMLOOPS KEL 90 13 1550 10 100 16 2200 16 OKANAGAN KEL 34 10 650 10 100 14 1650 15 CASTLEGAR GEG 9 9 500 3 67 12 1250 10 CRANBROOK GEG 11 9 950 6 75 11 1550 15 REVELSTOKE KEL 13 9 550 10 65 10 1250 15 *SUBTRACT 20 FROM THE VENTILATION INDEX IN VALLEYS IF THE MIXING HEIGHT IS BELOW THE HEIGHT OF THE LOCAL HILLS. FORECAST UPPER WINDS FOR TUESDAY AFTERNOON (WINDS IN KM/H): 900m 1800m 2700m PENTICTON S 13 SW 31 SW 72 CRANBROOK SW 24 SW 65 TODAY'S VENTING: GOOD VENTING FOR WEDNESDAY: GOOD DUE TO STRONG WINDS. VENTING OUTLOOK THURSDAY THRU SATURDAY: GOOD TO FAIR WITH THE AIRMASS REMAINING FAIRLY UNSTABLE. 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. 46 8 1200 15 100 12 1450 15 PR. GEORGE P.G. 42 9 1300 5 65 12 2300 10 SMITHERS ANN 45 6 950 4 75 11 1500 10 WELLS GRAY P.G. 40 5 1200 10 100 9 1500 20 FT NLSN F.N. 26 6 600 5 67 12 1200 12 FT STJOHN F.N. 23 8 900 10 80 12 1600 20 *SUBTRACT 20 FROM THE VENTILATION INDEX IN VALLEYS IF THE MIXING HEIGHT IS BELOW THE HEIGHT OF THE LOCAL HILLS. FORECAST UPPER WINDS FOR TUESDAY AFTERNOON (WINDS IN KM/H): 900m 1800m 2700m PR. GEORGE S 20 S 24 SMITHERS SE 19 S 24 TODAY'S VENTING: GOOD VENTING FOR WEDNESDAY: GOOD DUE TO STRONG WINDS. VENTING OUTLOOK THURSDAY THRU SATURDAY: GOOD TO FAIR WITH THE AIRMASS REMAINING FAIRLY UNSTABLE. COAST UPPER ***** MORNING ****** ***** AFTERNOON **** AIR VI Tmp MXG HT Wnd VI Tmp MXG HT Wnd (mASL) (kt) (mASL) (kt) VANCOUVER QUIL 40 11 600 10 60 14 1450 15 FRASER VLY QUIL 40 9 600 7 80 15 1500 18 SRN VRISL QUIL 55 11 550 3 80 14 1400 10 CNTRL VRISL QUIL 9 9 400 4 100 12 1200 18 NRN VRISL HRDY 28 10 350 10 81 12 700 20 TERRACE ANN 29 8 450 5 90 12 1350 15 STEWART ANN 14 8 50 6 100 12 1400 16 *SUBTRACT 20 FROM THE VENTILATION INDEX IN VALLEYS IF THE MIXING HEIGHT IS BELOW THE HEIGHT OF THE LOCAL HILLS. FORECAST UPPER WINDS FOR TUESDAY AFTERNOON (WINDS IN KM/H): 900m 1800m 2700m VANCOUVER S 65 S 89 SW 93 PORT HARDY SE 43 SE 57 S 61 SANDSPIT S 13 S 17 S 24 TODAY'S VENTING: GOOD VENTING FOR WEDNESDAY: GOOD DUE TO STRONG WINDS AND AN UNSTABLE AIRMASS. VENTING OUTLOOK THURSDAY THRU SATURDAY:GOOD TO FAIR SOUTH. AIRMASS REMAINING UNSTABLE AND GUSTY WINDS COTINUING IN THE SOUTH. FAIR IN THE NORTH. VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/LM -------------------------------------------------- Special Industry Related Information -------------------------------------------------- 1 - Smoke Forecast, Coast 2 - Smoke Forecast, Interior Q - Return to Previous menu -------------------------------------------------- l Previous usage time: 19:05:45 This session: 00:01:18 --------Total Usage time: 19:07:03 Today's usage time: 00:05:16 This month's usage time: 01:38:01 ----This account expires: 12/31/96 NO CARRIER