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 211430 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 MONDAY 21 OCTOBER 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 9 4 200 3 84 9 1450 9 KAMLOOPS KEL 13 4 450 3 88 8 1850 9 OKANAGAN KEL 13 4 450 3 88 8 1850 9 CASTLEGAR GEG 30 3 850 6 40 7 1150 5 CRANBROOK GEG 9 1 950 4 36 4 1700 4 REVELSTOKE KEL 10 3 450 3 55 6 1100 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 SUNDAY AFTERNOON (WINDS IN KM/H): 900m 1800m 2700m PENTICTON VR 5 SW 11 W 20 CRANBROOK W 9 W 22 INVERSION HT BREAKTHRU TEMP KELOWNA 540 m 6 C SPOKANE 1160 m 5 C TODAY'S VENTING: GOOD IN THE WEST. ONLY FAIR IN THE EAST UNDER STRONGER INVERSION. VENTING FOR MONDAY: GOOD VENTING OUTLOOK TUESDAY THRU THURSDAY: GOOD AIRMASS WILL BE 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. 31 -1 1050 21 100 3 2350 22 PR. GEORGE P.G. 38 0 1000 11 70 3 1300 14 SMITHERS ANN 9 3 500 29 49 5 850 29 WELLS GRAY P.G. 95 1 1750 22 100 4 2650 22 FT NLSN F.N. 9 -8 500 0 27 -4 700 7 FT STJOHN F.N. 31 -4 850 13 74 -1 1450 13 *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 SW 44 W 48 SMITHERS SW 46 SW 48 INVERSION HT BREAKTHRU TEMP PR. GEORGE SFC FT. NELSON 1830 m 9 C TODAY'S VENTING: GENERALLY GOOD EXCEPT IN THE NORTH WHICH HAS AN ELEVATED INVERSION, AND IN THE NORTHWEST WHERE THERE REMAINS A SURFACE BASED INVERSION. VENTING FOR MONDAY: GOOD VENTING OUTLOOK TUESDAY THRU THURSDAY: GOOD AIRMASS WILL BE UNSTABLE. COAST UPPER ***** MORNING ****** ***** AFTERNOON **** AIR VI Tmp MXG HT Wnd VI Tmp MXG HT Wnd (mASL) (kt) (mASL) (kt) VANCOUVER QUIL 26 8 300 8 82 11 1700 7 FRASER VLY QUIL 19 7 200 7 86 12 1850 7 SRN VRISL QUIL 18 6 150 6 85 12 1750 7 CNTRL VRISL QUIL 20 7 200 7 78 11 1500 7 NRN VRISL HRDY 63 8 450 18 96 10 1100 15 TERRACE ANN 10 4 250 28 10 6 250 28 STEWART ANN 9 3 0 9 9 6 0 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 SUNDAY AFTERNOON (WINDS IN KM/H): 900m 1800m 2700m VANCOUVER SE 33 S 43 SW 50 PORT HARDY S 44 SW 35 SW 33 SANDSPIT S 31 SW 35 SW 41 INVERSION HT BREAKTHRU TEMP QUILLAYUTE 1970 m 26 C PORT HARDY 530 m 11 C ANNETTE 810 m 15 C TODAY'S VENTING: GOOD DUE TO SURFACE WINDS EXCEPT IN THE NORTH WHERE THE INVERSION IS NOT EXPECTED TO BREAK UNTIL TOMORROW. VENTING FOR MONDAY: GOOD VENTING OUTLOOK TUESDAY THRU THURSDAY: GOOD AIRMASS WILL BE UNSTABLE. 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: 35:28:45 This session: 00:01:21 --------Total Usage time: 35:30:06 Today's usage time: 00:05:22 This month's usage time: 01:43:41 ----This account expires: 12/31/96