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 091431 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 9 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 20 13 600 3 43 19 1200 4 KAMLOOPS KEL 19 13 750 3 39 18 1300 4 OKANAGAN KEL 17 12 650 3 42 20 1400 4 CASTLEGAR GEG 16 12 700 3 24 17 900 4 CRANBROOK GEG 9 10 950 9 27 18 1150 9 REVELSTOKE KEL 14 11 650 3 26 14 950 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 WEDNESDAY AFTERNOON (WINDS IN KM/H): 900m 1800m 2700m PENTICTON S 9 S 19 SW 35 CRANBROOK SW 9 SW 31 INVERSION HT BREAKTHRU TEMP KELOWNA 1700 m 24 C SPOKANE 1500 m 28 C TODAY'S VENTING: POOR VENTING FOR THURSDAY: POOR VENTING OUTLOOK FRIDAY THRU SUNDAY: BECOMING GOOD BY SUNDAY. 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 10 950 12 54 16 1400 12 PR. GEORGE P.G. 9 10 700 14 27 12 850 14 SMITHERS ANN 9 10 500 12 54 12 700 12 WELLS GRAY P.G. 9 11 1000 12 54 15 1350 12 FT NLSN F.N. 9 4 400 3 16 10 600 3 FT STJOHN F.N. 9 9 700 8 18 11 800 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 WEDNESDAY AFTERNOON (WINDS IN KM/H): 900m 1800m 2700m PR. GEORGE SW 33 SW 50 SMITHERS SW 43 SW 50 INVERSION HT BREAKTHRU TEMP PR. GEORGE 1600 m 22 C FT. NELSON 800 m 14 C TODAY'S VENTING: POOR VENTING FOR THURSDAY: POOR VENTING OUTLOOK FRIDAY THRU SUNDAY: BECOMING GOOD BY SUNDAY. COAST UPPER ***** MORNING ****** ***** AFTERNOON **** AIR VI Tmp MXG HT Wnd VI Tmp MXG HT Wnd (mASL) (kt) (mASL) (kt) VANCOUVER QUIL 9 14 100 5 15 19 200 5 FRASER VLY QUIL 11 17 100 4 28 22 400 6 SRN VRISL QUIL 11 14 100 4 16 19 150 5 CNTRL VRISL QUIL 11 14 100 4 15 19 150 5 NRN VRISL HRDY 9 13 0 5 21 16 250 5 TERRACE ANN 9 10 200 10 10 12 200 10 STEWART ANN 9 10 0 10 9 12 0 10 *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 S 24 S 41 S 54 PORT HARDY S 15 S 22 S 35 SANDSPIT W 24 SW 35 SW 57 INVERSION HT BREAKTHRU TEMP QUILLAYUTE 800 m 33 C PORT HARDY 900 m 28 C ANNETTE 1100 m 22 C TODAY'S VENTING: POOR VENTING FOR THURSDAY: POOR VENTING OUTLOOK FRIDAY THRU SUNDAY: BECOMING GOOD BY SATURDAY. VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/MWSO -------------------------------------------------- Special Industry Related Information -------------------------------------------------- 1 - Smoke Forecast, Coast 2 - Smoke Forecast, Interior Q - Return to Previous menu --------------------------------------------------