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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoPlainText><span style='font-size:11.0pt;font-family:"Courier New"'>SMOKE MANAGEMENT FORECAST AND INSTRUCTIONS<o:p></o:p></span></p><p class=MsoPlainText><span style='font-size:11.0pt;font-family:"Courier New"'>SALEM FORESTRY WEATHER CENTER<o:p></o:p></span></p><p class=MsoPlainText><span style='font-size:11.0pt;font-family:"Courier New"'>OREGON DEPARTMENT OF FORESTRY<o:p></o:p></span></p><p class=MsoPlainText><span style='font-size:11.0pt;font-family:"Courier New"'><o:p> </o:p></span></p><p class=MsoPlainText><span style='font-size:11.0pt;font-family:"Courier New"'>ISSUED: Friday, April 29, 2011 2:35 PM Pete Parsons<o:p></o:p></span></p><p class=MsoPlainText><span style='font-size:11.0pt;font-family:"Courier New"'><o:p> </o:p></span></p><p class=MsoPlainText><span style='font-size:11.0pt;font-family:"Courier New"'>1. DISCUSSION AND FORECAST FOR NORTHEAST FORECAST AREA ZONES 630-638<o:p></o:p></span></p><p class=MsoPlainText><span style='font-size:11.0pt;font-family:"Courier New"'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-family:"Courier New"'>SATURDAY<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Courier New"'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-family:"Courier New"'>An upper-level ridge is forecast to build about 500 miles offshore with a drier and more stable northwesterly flow aloft over Oregon. The air aloft will remain cold enough for daytime heating to likely trigger a few showers, mainly over higher terrain, with the snow level only rising to about 3500 feet. After a frosty morning, afternoon temperatures will moderate slightly but remain well below normal. Mixing should be good with transport winds veering from northwesterly to more northerly.<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Courier New"'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-family:"Courier New"'>OUTLOOK (SUNDAY-TUESDAY)<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Courier New"'> <o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Courier New"'>A progressive upper-level ridge is forecast to move onshore Sunday, with clearing skies and moderating temperatures. After a near-record-cold morning, afternoon temperatures will recover close to normal. The freezing level will climb to about 6500 feet, with good afternoon mixing and light transport winds.<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Courier New"'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-family:"Courier New"'>The upper-level ridge will push east of the state Monday with an increasing westerly flow aloft bringing a weak cold front onshore. A chance of rain and snow showers returns, by the late afternoon, with the snow level around 5000 feet. Ahead of the cold front, surface temperatures should warm to near normal with good mixing and increasing southwest to westerly transport winds.<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Courier New"'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-family:"Courier New"'>A weak upper-level trough will push east of the state Tuesday, with a return to a dry northwesterly flow aloft. Skies should be partly cloudy with temperatures dropping back below normal. The freezing level will slowly rise to about 6500 feet, with a few lingering mountain showers east. Mixing should be good, with locally brisk northwesterly winds.<o:p></o:p></span></p><p class=MsoPlainText><span style='font-size:11.0pt;font-family:"Courier New"'><o:p> </o:p></span></p><p class=MsoPlainText><span style='font-size:11.0pt;font-family:"Courier New"'>2. DISPERSION<o:p></o:p></span></p><p class=MsoPlainText><span style='font-size:11.0pt;font-family:"Courier New"'><o:p> </o:p></span></p><p class=MsoPlainText><span style='font-size:11.0pt;font-family:"Courier New"'>SATURDAY<o:p></o:p></span></p><p class=MsoPlainText><span style='font-size:11.0pt;font-family:"Courier New"'>Mixing height below 2000 ft early rising to 3500 - 4500 ft by late morning. Afternoon mixing height rises above 5000 ft then lowers to 2000 - 3000 ft during the evening.<o:p></o:p></span></p><p class=MsoPlainText><span style='font-size:11.0pt;font-family:"Courier New"'><o:p> </o:p></span></p><p class=MsoPlainText><span style='font-size:11.0pt;font-family:"Courier New"'>Transport wind NW to N at 5 - 9 mph during the morning. Transport wind increases to NNW to NNE at 9 - 15 mph during the afternoon and evening.<o:p></o:p></span></p><p class=MsoPlainText><span style='font-size:11.0pt;font-family:"Courier New"'><o:p> </o:p></span></p><p class=MsoPlainText><span style='font-size:11.0pt;font-family:"Courier New"'>Surface wind NW to N at 4 - 8 mph during the morning. Surface wind increases to NNW to N at 8 - 12 mph during the afternoon and evening.<o:p></o:p></span></p><p class=MsoPlainText><span style='font-size:11.0pt;font-family:"Courier New"'><o:p> </o:p></span></p><p class=MsoPlainText><span style='font-size:11.0pt;font-family:"Courier New"'>OUTLOOK:<o:p></o:p></span></p><p class=MsoPlainText><span style='font-size:11.0pt;font-family:"Courier New"'><o:p> </o:p></span></p><p class=MsoPlainText><span style='font-size:11.0pt;font-family:"Courier New"'>SUNDAY<o:p></o:p></span></p><p class=MsoPlainText><span style='font-size:11.0pt;font-family:"Courier New"'>Mixing height below 1000 ft early rising to 3500 to 4500 ft by late morning rising above 5000 ft during the afternoon. Transport wind light and variable. Surface wind light and variable.<o:p></o:p></span></p><p class=MsoPlainText><span style='font-size:11.0pt;font-family:"Courier New"'><o:p> </o:p></span></p><p class=MsoPlainText><span style='font-size:11.0pt;font-family:"Courier New"'>MONDAY<o:p></o:p></span></p><p class=MsoPlainText><span style='font-size:11.0pt;font-family:"Courier New"'>Mixing height below 1000 ft early rising to 3000 to 4000 ft by late morning rising above 5000 ft during the afternoon. Transport wind S to SW at 15 - 29 mph during the morning becoming WSW to W at 18 - 30 mph during the afternoon. Surface wind SSE to SSW at 8 - 12 mph during the morning becoming WSW to WNW at 10 - 20 mph during the afternoon.<o:p></o:p></span></p><p class=MsoPlainText><span style='font-size:11.0pt;font-family:"Courier New"'><o:p> </o:p></span></p><p class=MsoPlainText><span style='font-size:11.0pt;font-family:"Courier New"'>TUESDAY<o:p></o:p></span></p><p class=MsoPlainText><span style='font-size:11.0pt;font-family:"Courier New"'>Mixing height 2200 to 3200 ft during the morning rising above 5000 ft during the afternoon. Transport wind W to NW at 6 - 10 mph. Surface wind W to NW at 4 - 8 mph.<o:p></o:p></span></p><p class=MsoPlainText><span style='font-size:11.0pt;font-family:"Courier New"'><o:p> </o:p></span></p><p class=MsoPlainText><span style='font-size:11.0pt;font-family:"Courier New"'>3. BURNING INSTRUCTIONS FOR NORTHEAST OREGON ZONES 630-638<o:p></o:p></span></p><p class=MsoPlainText><span style='font-size:11.0pt;font-family:"Courier New"'> The following considerations should be adhered to in addition to<o:p></o:p></span></p><p class=MsoPlainText><span style='font-size:11.0pt;font-family:"Courier New"'> the requirements of the Oregon Smoke Management Plan. These<o:p></o:p></span></p><p class=MsoPlainText><span style='font-size:11.0pt;font-family:"Courier New"'> Instructions are valid for burning conducted on Saturday, April 30, 2011.<o:p></o:p></span></p><p class=MsoPlainText><span style='font-size:11.0pt;font-family:"Courier New"'> ==================================================================<o:p></o:p></span></p><p class=MsoPlainText><span style='font-size:11.0pt;font-family:"Courier New"'><o:p> </o:p></span></p><p class=MsoPlainText><span style='font-size:11.0pt;font-family:"Courier New"'>Avoid ignitions within 10 miles to the NW through NNE of SSRAs. For units that will smolder significantly through the night avoid burning within at least 15 miles to the NW through NE in or near drainages leading to SSRAs. Verify transport winds away from SSRAs if burning in any other direction. <o:p></o:p></span></p><p class=MsoPlainText><span style='font-size:11.0pt;font-family:"Courier New"'><o:p> </o:p></span></p><p class=MsoPlainText><span style='font-size:11.0pt;font-family:"Courier New"'> =========================================================<o:p></o:p></span></p><p class=MsoPlainText><span style='font-size:11.0pt;font-family:"Courier New"'>4. SPECIAL NOTE:<o:p></o:p></span></p><p class=MsoPlainText><span style='font-size:11.0pt;font-family:"Courier New"'><o:p> </o:p></span></p><p class=MsoPlainText><span style='font-size:11.0pt;font-family:"Courier New"'> The smoke management forecaster is available at (503)-<o:p></o:p></span></p><p class=MsoPlainText><span style='font-size:11.0pt;font-family:"Courier New"'> 945-7401. Please call this number and not individual's <o:p></o:p></span></p><p class=MsoPlainText><span style='font-size:11.0pt;font-family:"Courier New"'> numbers to discuss daily burning. For large burns (over<o:p></o:p></span></p><p class=MsoPlainText><span style='font-size:11.0pt;font-family:"Courier New"'> 2000 tons) or burns extending over a considerable period,<o:p></o:p></span></p><p class=MsoPlainText><span style='font-size:11.0pt;font-family:"Courier New"'> please request a special forecast. Avoid calling before<o:p></o:p></span></p><p class=MsoPlainText><span style='font-size:11.0pt;font-family:"Courier New"'> 8 a.m. and between 2 to 3 p.m.<o:p></o:p></span></p><p class=MsoPlainText><span style='font-size:11.0pt;font-family:"Courier New"'><o:p> </o:p></span></p><p class=MsoPlainText><span style='font-size:11.0pt;font-family:"Courier New"'> This forecast is available on the Internet at: <o:p></o:p></span></p><p class=MsoPlainText><span style='font-size:11.0pt;font-family:"Courier New"'> http://oregon.gov/ODF/FIRE/fire.shtml/#Smoke_Management <o:p></o:p></span></p><p class=MsoPlainText><span style='font-size:11.0pt;font-family:"Courier New"'><o:p> </o:p></span></p><p class=MsoPlainText><span style='font-size:11.0pt;font-family:"Courier New"'> Please ensure your units have been planned and accomplished by checking: <o:p></o:p></span></p><p class=MsoPlainText><span style='font-size:11.0pt;font-family:"Courier New"'> http://oregon.gov/ODF/FIRE/SMP/dailysmoke.shtml <o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p></div></body></html>