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 291430 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 29 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 26 11 700 4 95 15 2200 8 KAMLOOPS KEL 27 10 800 4 100 16 3350 9 OKANAGAN KEL 27 10 800 4 100 16 3350 9 CASTLEGAR SPOK 38 9 1050 6 100 14 2700 8 CRANBROOK SPOK 62 8 1850 8 100 13 3950 11 REVELSTOKE KEL 16 8 650 4 100 14 2800 8 *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 W 9 W 19 W 28 CRANBROOK VR 5 W 17 TODAY'S VENTING: FAIR BECOMING GOOD BY LATE MORNING. VENTING FOR WEDNESDAY: 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 8 1000 4 100 13 2400 12 PR. GEORGE P.G. 12 7 920 5 100 12 2400 12 SMITHERS ANT 15 8 790 8 65 11 1380 10 WELLS GRAY P.G. 9 4 1000 1 85 10 2400 9 FT NLSN F.N. 44 3 1300 5 54 5 1450 5 FT STJOHN F.N. 63 4 1700 7 100 8 2650 9 *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 VR 5 VR 5 SMITHERS SW 13 SW 5 TODAY'S VENTING: POOR IN THE MORNING BECOMING GOOD BY LATE MORNING. VENTING FOR WEDNESDAY: GOOD COAST UPPER ***** MORNING ****** ***** AFTERNOON **** AIR VI Tmp MXG HT Wnd VI Tmp MXG HT Wnd (mASL) (kt) (mASL) (kt) VANCOUVER QUIL 37 9 600 6 93 13 1750 9 FRASER VLY QUIL 71 11 1250 7 100 15 2800 12 SRN VRISL QUIL 52 10 850 6 100 15 2800 11 CNTRL VRISL QUIL 55 10 950 6 86 13 1550 8 NRN VRISL HRDY 9 7 120 5 81 11 1700 7 TERRACE ANT 79 9 1250 10 100 13 2250 11 STEWART ANT 55 8 800 7 93 13 1750 9 *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 SW 24 SW 24 W 20 PORT HARDY W 17 SW 17 S 19 SANDSPIT SW 19 SW 17 SW 13 TODAY'S VENTING: FAIR BECOMING GOOD BY MID MORNING. VENTING FOR WEDNESDAY: GOOD VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/MWSO-KAL -------------------------------------------------- Special Industry Related Information -------------------------------------------------- 1 - Smoke Forecast, Coast 2 - Smoke Forecast, Interior Q - Return to Previous menu -------------------------------------------------- l Previous usage time: 50:45:34 This session: 00:01:17 --------Total Usage time: 50:46:51 Today's usage time: 00:05:10 This month's usage time: 02:19:07 ----This account expires: 12/31/97