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 031437 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 THURSDAY 3 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 30 16 1000 3 32 18 1100 3 KAMLOOPS KEL 9 10 550 0 25 14 950 3 OKANAGAN KEL 9 9 500 0 27 15 1000 3 CASTLEGAR GEG 9 10 500 6 26 15 850 6 CRANBROOK GEG 9 7 950 4 10 14 950 4 REVELSTOKE KEL 9 9 550 0 13 11 700 2 *SUBTRACT 20 FROM THE VENTILATION INDEX IN VALLEYS IF THE MIXING HEIGHT IS BELOW THE HEIGHT OF THE LOCAL HILLS. FORECAST UPPER WINDS FOR THURSDAY AFTERNOON (WINDS IN KM/H): 900m 1800m 2700m PENTICTON S 9 S 20 SW 41 CRANBROOK SW 13 W 35 INVERSION HT BREAKTHRU TEMP KELOWNA 1650 m 22 C SPOKANE 1650 m 23 C TODAY'S VENTING: POOR VENTING FOR FRIDAY: POOR VENTING OUTLOOK SATURDAY THROUGH MONDAY: FAIR 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. 11 10 950 25 51 12 950 25 PR. GEORGE P.G. 9 10 700 15 61 12 1000 17 SMITHERS ANN 9 8 500 15 100 11 1500 26 WELLS GRAY P.G. 11 11 1000 26 100 13 1650 30 FT NLSN 10 1 650 05 35 8 1050 8 FT STJOHN 10 3 650 05 40 11 1050 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 THURSDAY AFTERNOON (WINDS IN KM/H): 900m 1800m 2700m PR. GEORGE S 46 SW 56 SMITHERS S 48 SW 56 INVERSION HT BREAKTHRU TEMP PR. GEORGE 1680 m 20 C FT. NELSON N/A TODAY'S VENTING: FAIR TO GOOD LATE IN THE AFTERNOON. VENTING FOR FRIDAY: POOR VENTING OUTLOOK SATURDAY THROUGH MONDAY: FAIR. COAST UPPER ***** MORNING ****** ***** AFTERNOON **** AIR VI Tmp MXG HT Wnd VI Tmp MXG HT Wnd (mASL) (kt) (mASL) (kt) VANCOUVER QUIL 72 15 500 23 93 17 650 26 FRASER VLY QUIL 30 14 250 11 85 17 650 21 SRN VRISL QUIL 27 14 200 11 87 17 650 21 CNTRL VRISL QUIL 9 12 50 8 59 15 400 18 NRN VRISL HRDY 43 12 400 11 53 14 500 11 TERRACE ANN 9 7 200 26 30 9 200 26 STEWART ANN 9 8 0 9 9 9 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 THURSDAY AFTERNOON (WINDS IN KM/H): 900m 1800m 2700m VANCOUVER S 31 SW 43 SW 52 PORT HARDY S 37 S 48 SW 61 SANDSPIT S 69 SW 74 SW 76 INVERSION HT BREAKTHRU TEMP QUILLAYUTE 850 m 22 C PORT HARDY 850 m 19 C ANNETTE 65 m 13 C TODAY'S VENTING: GOOD IN THE SOUTH. FAIR TO POOR IN THE NORTH. VENTING FOR FRIDAY: POOR VENTING OUTLOOK SATURDAY THROUGH MONDAY: VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/PLJ -------------------------------------------------- Special Industry Related Information -------------------------------------------------- 1 - Smoke Forecast, Coast 2 - Smoke Forecast, Interior Q - Return to Previous menu --------------------------------------------------