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 241430 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 WEDNESDAY 24 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 100 11 2000 20 100 15 2500 17 KAMLOOPS KEL 100 12 2050 16 100 17 3350 18 OKANAGAN KEL 12 10 500 2 100 14 2750 17 CASTLEGAR GEG 80 9 1350 19 100 13 2250 25 CRANBROOK GEG 100 8 1850 36 100 11 3950 21 REVELSTOKE KEL 9 7 450 2 100 11 2500 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 WEDNESDAY AFTERNOON (WINDS IN KM/H): 900m 1800m 2700m PENTICTON W 17 W 35 W 61 CRANBROOK W 26 W 61 TODAY'S VENTING: The airmass has become unstable in the wake of a cold front that moved through last night. The unstable airmass combined with southwest winds to 40 km/h will produce excellent venting today. VENTING FOR THURSDAY: Good. VENTING OUTLOOK FRIDAY THRU SUNDAY: Venting will continue on the good side through the weekend. 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 8 2050 24 100 11 2750 25 PR. GEORGE P.G. 10 8 700 24 100 10 1950 24 SMITHERS ANN 37 7 800 12 80 10 1900 8 WELLS GRAY P.G. 100 9 2400 25 100 12 4000 25 FT NLSN F.N. 9 5 400 5 54 12 1400 6 FT STJOHN F.N. 36 7 1100 7 50 9 1500 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 WEDNESDAY AFTERNOON (WINDS IN KM/H): 900m 1800m 2700m PR. GEORGE W 52 W 61 SMITHERS W 35 W 61 TODAY'S VENTING: The airmass has become unstable in the wake of a cold front that moved through last night. The unstable airmass combined with southwest winds to 40 km/h will produce excellent venting today. However, venting will be fair over northeast BC. VENTING FOR THURSDAY: Good. VENTING OUTLOOK FRIDAY THRU SUNDAY: Venting will continue on the good side through the weekend. COAST UPPER ***** MORNING ****** ***** AFTERNOON **** AIR VI Tmp MXG HT Wnd VI Tmp MXG HT Wnd (mASL) (kt) (mASL) (kt) VANCOUVER QUIL 100 11 1400 25 100 14 2350 26 FRASER VLY QUIL 100 11 1250 23 100 14 2300 24 SRN VRISL QUIL 62 10 400 18 100 14 2200 24 CNTRL VRISL QUIL 12 8 50 9 100 11 1100 22 NRN VRISL HRDY 100 8 850 23 100 11 1500 20 TERRACE ANN 9 9 200 13 88 12 1650 9 STEWART ANN 24 9 250 6 68 12 750 11 *SUBTRACT 20 FROM THE VENTILATION INDEX IN VALLEYS IF THE MIXING HEIGHT IS BELOW THE HEIGHT OF THE LOCAL HILLS. FORECAST UPPER WINDS FOR WEDNESDAY AFTERNOON (WINDS IN KM/H): 900m 1800m 2700m VANCOUVER SW 31 W 43 W 44 PORT HARDY SW 30 SW 39 SW 41 SANDSPIT SW 41 SW 41 SW 43 TODAY'S VENTING: An unstable airmass will result in good venting today. VENTING FOR THURSDAY: Fair to good. VENTING OUTLOOK FRIDAY THRU SUNDAY: Venting will continue on the good side through the weekend. 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: 19:10:51 This session: 00:01:14 --------Total Usage time: 19:12:05 Today's usage time: 00:05:02 This month's usage time: 01:43:03 ----This account expires: 12/31/96 NO CARRIER