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 251432 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 25 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 39 14 1050 4 75 18 2200 5 KAMLOOPS KEL 36 13 1150 4 92 19 3350 5 OKANAGAN KEL 32 12 1000 4 81 18 2700 5 CASTLEGAR SPOK 25 10 900 4 89 19 3500 5 CRANBROOK SPOK 59 8 1650 9 100 17 3950 9 REVELSTOKE KEL 28 9 700 8 63 15 2100 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 FRIDAY AFTERNOON (WINDS IN KM/H): 900m 1800m 2700m PENTICTON VR 5 S 11 S 17 CRANBROOK VR 5 VR 5 TODAY'S VENTING: Poor becoming good in the afternoon. 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. 9 9 950 7 100 15 3950 9 PR. GEORGE P.G. 17 8 900 4 100 16 3700 8 SMITHERS P.G. 23 10 900 4 100 16 3500 8 WELLS GRAY P.G. 10 8 900 4 100 16 4000 9 FT NLSN F.N. 15 8 550 4 97 17 1700 12 FT STJOHN F.N. 9 6 700 15 22 12 800 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 FRIDAY AFTERNOON (WINDS IN KM/H): 900m 1800m 2700m PR. GEORGE S 28 S 37 SMITHERS SE 35 S 37 TODAY'S VENTING: Poor in the morning becoming good in the afternoon. 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 54 12 600 11 100 15 1400 16 FRASER VLY QUIL 74 13 800 13 100 17 1650 17 SRN VRISL QUIL 54 12 800 13 100 16 1500 14 CNTRL VRISL QUIL 60 12 700 12 86 14 1000 13 NRN VRISL HRDY 65 11 650 12 100 14 1600 17 TERRACE ANT 65 11 1200 25 100 15 2100 41 STEWART ANT 100 12 1200 34 100 15 1600 36 *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 SE 20 S 31 SW 28 PORT HARDY SE 61 S 69 S 54 SANDSPIT S 39 S 31 S 50 TODAY'S VENTING: 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/GF -------------------------------------------------- Special Industry Related Information -------------------------------------------------- 1 - Smoke Forecast, Coast 2 - Smoke Forecast, Interior Q - Return to Previous menu -------------------------------------------------- l Previous usage time: 50:25:58 This session: 00:01:18 --------Total Usage time: 50:27:16 Today's usage time: 00:05:12 This month's usage time: 01:59:32 ----This account expires: 12/31/97