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 131430 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 13 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 59 23 950 8 100 33 2700 7 KAMLOOPS KEL 55 22 1050 8 100 32 2750 7 OKANAGAN KEL 34 20 750 7 95 31 2650 7 CASTLEGAR GEG 22 21 850 4 82 32 2300 6 CRANBROOK GEG 9 20 950 9 97 30 3950 5 REVELSTOKE KEL 39 20 900 8 93 30 2650 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 TUESDAY AFTERNOON (WINDS IN KM/H): 900m 1800m 2700m PENTICTON NE 05 W 05 SW 15 CRANBROOK NE 05 SW 10 INVERSION HT BREAKTHRU TEMP KELOWNA 1800 m 28 C SPOKANE 1050 m 27 C TODAY'S VENTING: GOOD BY EARLY AFTERNOON WHEN INVERSION BREAKS. VENTING FOR WEDNESDAY: FAIR. VENTING OUTLOOK THURSDAY THRU SATURDAY: FAIR THURSDAY IMPROVING TO GOOD FRIDAY AND SATURDAY AS COLD FRONT CROSSES REGIONS. 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. 67 16 1800 9 100 23 3950 12 PR. GEORGE P.G. 33 15 900 11 100 22 3700 11 SMITHERS ANN 100 14 2150 12 100 19 2850 13 WELLS GRAY P.G. 69 16 1950 9 100 24 4000 12 FT NLSN F.N. 11 14 600 1 75 20 1550 8 FT STJOHN F.N. 35 16 950 12 100 21 3700 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 SW 15 SW 30 SMITHERS SW 15 SW 30 INVERSION HT BREAKTHRU TEMP PR. GEORGE 1030 m 18 C FT. NELSON 970 m 19 C TODAY'S VENTING: GOOD BY MID-MORNING. SHALLOW INVERSION AND MODERATE WINDS ALOFT. VENTING FOR WEDNESDAY: FAIR TO GOOD. VENTING OUTLOOK THURSDAY THRU SATURDAY: GOOD EXCEPT FAIR EXTREME NORTHEAST BC THURSDAY AND FRIDAY DUE LIGHT WINDS. COAST UPPER ***** MORNING ****** ***** AFTERNOON **** AIR VI Tmp MXG HT Wnd VI Tmp MXG HT Wnd (mASL) (kt) (mASL) (kt) VANCOUVER QUIL 21 19 200 9 52 24 500 13 FRASER VLY QUIL 20 20 250 7 69 28 800 11 SRN VRISL QUIL 19 18 150 7 50 25 500 10 CNTRL VRISL QUIL 20 19 200 7 69 28 800 11 NRN VRISL HRDY 9 14 0 3 31 18 600 4 TERRACE ANN 71 15 1300 8 100 19 2800 13 STEWART ANN 12 14 100 3 100 19 2150 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 TUESDAY AFTERNOON (WINDS IN KM/H): 900m 1800m 2700m VANCOUVER NW 10 NW 10 SW 20 PORT HARDY NW 10 W 10 SW 30 SANDSPIT SW 15 W 10 SW 35 INVERSION HT BREAKTHRU TEMP QUILLAYUTE 1300 m 32 C PORT HARDY 3350 m 34 C ANNETTE 210 m 15 C TODAY'S VENTING: GOOD NORTH COAST DETERIORATING TO FAIR SOUTH COAST UNDER STRONG RIDGE OF HIGH PRESSURE. RIDGE SHIFTS SOUTHWARD THURSDAY AS COLD FRONT MOVES ONSHORE. VENTING FOR WEDNESDAY: FAIR TO GOOD. VENTING OUTLOOK THURSDAY THRU SATURDAY: GOOD. VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/KAL -------------------------------------------------- Special Industry Related Information -------------------------------------------------- 1 - Smoke Forecast, Coast 2 - Smoke Forecast, Interior Q - Return to Previous menu -------------------------------------------------- l Previous usage time: 29:50:38 This session: 00:01:19 --------Total Usage time: 29:51:57 Today's usage time: 00:05:22 This month's usage time: 01:11:10 ----This account expires: 12/31/96