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<div>SMOKE MANAGEMENT FORECAST AND INSTRUCTIONS</div>
<div>SALEM FORESTRY WEATHER CENTER</div>
<div>OREGON DEPARTMENT OF FORESTRY</div>
<div> </div>
<div>ISSUED: Wednesday, April 8, 2009 2:40 PM Nick Yonker</div>
<div> </div>
<div>1. DISCUSSION AND FORECAST FOR SOUTH CENTRAL OREGON ZONES 624 AND 625</div>
<div> </div>
<div style="padding-left: 36pt; ">Upper level low is moving off to the east today after providing moisture to mainly the southern part of the state. The next upper trough and cold front will move in tomorrow bringing an increase in moisture again. Air mass
will remain unstable and smoke dispersion decent under light to moderate wind flow.</div>
<div> </div>
<div> OUTLOOK (FRIDAY - SUNDAY):</div>
<div> </div>
<div style="padding-left: 36pt; ">Upper level trough moves through Friday as it dives to the south into California. Expect some lingering showers in the cool, unstable air mass. Snow level will be down near the valley floors. Minor ridge builds in Saturday
providing some warming and drying. Next stronger front and trough arrive Sunday afternoon and evening bringing a good dose of moisture and wind. Other than nighttime stability, mixing and smoke dispersion will remain good to excellent through the period.</div>
<div> </div>
<div>2. DISPERSION</div>
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<div>THURSDAY</div>
<div style="padding-left: 36pt; ">Mixing height below 3000 ft early rising above 5000 ft by late morning.</div>
<div style="padding-left: 36pt; "> </div>
<div style="padding-left: 36pt; ">Transport wind SSW to WSW at 10 - 16 mph throughout the morning and afternoon. Transport wind shifts to WSW to WNW at 6 - 10 mph during the evening.</div>
<div style="padding-left: 36pt; "> </div>
<div style="padding-left: 36pt; ">Surface wind SE to SSW at 6 - 12 mph.</div>
<div> </div>
<div>OUTLOOK:</div>
<div> </div>
<div>FRIDAY</div>
<div style="padding-left: 36pt; ">Mixing height 4300 - 5000 ft during the morning rising above 5000 ft during the afternoon. Transport wind NW to NNE at 6 - 10 mph during the morning becoming WNW to NNW at 8 - 12 mph during the afternoon. Surface wind light
and variable during the morning becoming W to NW at 6 - 12 mph during the afternoon.</div>
<div> </div>
<div>SATURDAY</div>
<div style="padding-left: 36pt; ">Mixing height below 1000 ft early rising to 4000 - 5000 ft by late morning rising above 5000 ft during the afternoon. Transport wind SW to W at 10 - 16 mph. Surface wind SW to W at 6 - 10 mph.</div>
<div> </div>
<div>SUNDAY</div>
<div style="padding-left: 36pt; ">Mixing height below 1000 ft early rising to 2000 - 3000 ft by late morning rising to 4000 - 5000 ft during the afternoon. Transport wind S to SW at 12 - 24 mph during the morning becoming SW to WSW at 22 - 38 mph during the
afternoon. Surface wind S to SW at 10 - 16 mph during the morning becoming SSW to SW at 12 - 24 mph during the afternoon.</div>
<div> </div>
<div>3. BURNING INSTRUCTIONS FOR ZONES 624 AND 625 INCLUDING THE WALKER</div>
<div> RANGE PORTION OF ZONE 624</div>
<div>This instruction is valid for burning conducted on Thursday, April 9, 2009.</div>
<div>==================================================================</div>
<div> </div>
<div style="padding-left: 36pt; ">Avoid ignitions within 10 miles to the SSE through WNW of SSRAs. For units that will smolder significantly through the night avoid burning within at least 10 miles in all directions of SSRAs. Watch for shifting transport
winds. No additional restrictions necessary. </div>
<div> </div>
<div>==============================================================</div>
<div>4. SPECIAL NOTE:</div>
<div> </div>
<div> The smoke management forecaster is available at (503)</div>
<div> 945-7401. The smoke management forecaster is available </div>
<div> to discuss specific burns. The duty forecaster phone </div>
<div> number is (503) 945-7401. Please call this number and </div>
<div> not individual's numbers to discuss daily burning. Please</div>
<div> avoid calling before 8 a.m. and between 2 to 3 p.m. </div>
<div> </div>
<div> This forecast is available on the Internet at: </div>
<div> <a href="http://oregon.gov/ODF/FIRE/fire.shtml/#Smoke_Management"><font color="#0000FF"><u>http://oregon.gov/ODF/FIRE/fire.shtml/#Smoke_Management</u></font></a> </div>
<div> </div>
<div> Please ensure your units have been planned and accomplished by checking: </div>
<div> <a href="http://oregon.gov/ODF/FIRE/SMP/dailysmoke.shtml"><font color="#0000FF"><u>http://oregon.gov/ODF/FIRE/SMP/dailysmoke.shtml</u></font></a> </div>
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