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 181430 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 SUNDAY 18 AUGUST 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 12 18 700 1 100 25 3200 7 KAMLOOPS KEL 100 20 3350 7 100 25 3350 7 OKANAGAN KEL 10 16 600 1 100 25 3350 7 CASTLEGAR GEG 37 18 900 8 100 27 3500 9 CRANBROOK GEG 9 14 950 7 100 25 3950 10 REVELSTOKE KEL 9 14 550 0 100 21 3450 7 *SUBTRACT 20 FROM THE VENTILATION INDEX IN VALLEYS IF THE MIXING HEIGHT IS BELOW THE HEIGHT OF THE LOCAL HILLS. FORECAST UPPER WINDS FOR SUNDAY AFTERNOON (WINDS IN KM/H): 900m 1800m 2700m PENTICTON W 5 NW 20 NW 25 CRANBROOK W 5 W 25 W 10 INVERSION HT BREAKTHRU TEMP KELOWNA 600 m 16 C SPOKANE 1250 m 20 C TODAY'S VENTING: GOOD. UNSTABLE WITH SHALLOW SURFACE INVERSION BREAKING DOWN BY MID MORNING. VENTING FOR MONDAY: GOOD VENTING OUTLOOK TUESDAY THRU THURSDAY: GOOD THROUGH WEDNESDAY. FAIR THURSDAY. 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. 88 11 1500 24 100 15 3950 20 PR. GEORGE P.G. 54 12 1050 16 100 16 3700 19 SMITHERS ANN 39 11 800 12 88 15 1700 11 WELLS GRAY P.G. 100 13 4000 20 100 17 4000 20 FT NLSN F.N. 14 13 550 3 100 20 2400 13 FT STJOHN F.N. 9 11 700 18 100 16 2000 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 SUNDAY AFTERNOON (WINDS IN KM/H): 900m 1800m 2700m PR. GEORGE W 30 NW 30 W 30 SMITHERS SW 20 W 20 INVERSION HT BREAKTHRU TEMP PR. GEORGE SFC FT. NELSON 700 m 16 C TODAY'S VENTING: GOOD. VENTING FOR MONDAY: GOOD VENTING OUTLOOK TUESDAY THRU THURSDAY: GOOD THROUGH THURSDAY. COAST UPPER ***** MORNING ****** ***** AFTERNOON **** AIR VI Tmp MXG HT Wnd VI Tmp MXG HT Wnd (mASL) (kt) (mASL) (kt) VANCOUVER QUIL 57 17 1100 6 71 21 1450 7 FRASER VLY QUIL 33 15 650 5 75 22 1700 6 SRN VRISL QUIL 29 15 500 4 66 20 1300 6 CNTRL VRISL QUIL 30 15 550 4 54 19 1250 6 NRN VRISL HRDY 9 13 0 3 43 15 850 5 TERRACE ANN 10 13 250 15 76 15 1000 12 STEWART ANN 15 13 100 7 56 15 550 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 SUNDAY AFTERNOON (WINDS IN KM/H): 900m 1800m 2700m VANCOUVER W 15 NW 10 NW 20 PORT HARDY NW 10 W 20 W 20 SANDSPIT SW 20 SW 20 INVERSION HT BREAKTHRU TEMP QUILLAYUTE 1380 m 21 C PORT HARDY 1680 m 22 C ANNETTE SFC TODAY'S VENTING: GOOD EXCEPT ONLY FAIR OVER NORTHERN VANCOUVER ISLAND DUE TO INVERSION NEAR 1700 METRES. VENTING FOR MONDAY: GOOD VENTING OUTLOOK TUESDAY THRU THURSDAY: GOOD EXCEPT ONLY FAIR IN THE SOUTH THURSDAY. VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/PJS -------------------------------------------------- Special Industry Related Information -------------------------------------------------- 1 - Smoke Forecast, Coast 2 - Smoke Forecast, Interior Q - Return to Previous menu -------------------------------------------------- l Previous usage time: 30:16:57 This session: 00:01:19 --------Total Usage time: 30:18:16 Today's usage time: 00:05:15 This month's usage time: 01:37:29 ----This account expires: 12/31/96