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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: Friday, May 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 ridge will continue to build over the state today and through the weekend bringing warmer and drier conditions. Air mass will stabilize during the night and morning hours but daytime heating will bring a period
of good mixing. Wind flow will remain generally light northerly. Expect mostly fair smoke dispersion.</div>
<div> </div>
<div> OUTLOOK (SUNDAY - TUESDAY):</div>
<div> </div>
<div style="padding-left: 36pt; ">Ridge reaches its peak over the state on Sunday bringing the warmest temperatures. However, marine air will move in during the afternoon to evening as a trough and minor front move in on Monday. Front will bring increased
westerly wind flow but not likely any moisture. Trough moves by to the east on Tuesday. Air mass will be stable Sunday morning then destabilize during the day. Air mass will remain mostly unstable Monday and Tuesday under the influence of the trough pattern
and brisk westerly flow.</div>
<div> </div>
<div>2. DISPERSION</div>
<div> </div>
<div>SATURDAY</div>
<div style="padding-left: 36pt; ">Mixing height below 1000 ft early rising to 4200 - 5000 ft by late morning. Afternoon mixing height rises above 5000 ft then lowers below 1000 ft during the evening.</div>
<div style="padding-left: 36pt; "> </div>
<div style="padding-left: 36pt; ">Transport wind NE to E at 5 - 9 mph during the morning. Transport wind shifts to NW to NNE at 6 - 10 mph during the afternoon and evening.</div>
<div style="padding-left: 36pt; "> </div>
<div style="padding-left: 36pt; ">Surface wind light and variable and controlled by local terrain during the morning. Surface wind increases to NW to N at 6 - 12 mph during the afternoon and evening.</div>
<div> </div>
<div>OUTLOOK:</div>
<div> </div>
<div>SUNDAY</div>
<div style="padding-left: 36pt; ">Mixing height below 1000 ft early rising to 3800 - 4800 ft by late morning rising above 5000 ft during the afternoon. Transport wind ESE to SSE at 6 - 12 mph during the morning becoming WSW to WNW at 8 - 14 mph during the
afternoon. Surface wind light and variable during the morning becoming WSW to WNW at 8 - 12 mph during the afternoon.</div>
<div> </div>
<div>MONDAY</div>
<div style="padding-left: 36pt; ">Mixing height below 1000 ft early rising to 3500 - 4500 ft by late morning rising above 5000 ft during the afternoon. Transport wind WSW to WNW at 12 - 24 mph. Surface wind WSW to WNW at 9 - 15 mph.</div>
<div> </div>
<div>TUESDAY</div>
<div style="padding-left: 36pt; ">Mixing height 3200 - 4200 ft during the morning rising above 5000 ft during the afternoon. Transport wind WSW to WNW at 15 - 30 mph. Surface wind WSW to WNW at 10 - 20 mph during the morning becoming WNW to NW 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 Saturday, May 9, 2009.</div>
<div>==================================================================</div>
<div> </div>
<div style="padding-left: 36pt; ">Avoid ignitions within 12 miles to the NW through E of SSRAs. For units that will smolder significantly through the night avoid burning within at least 20 miles in all directions of SSRAs. Verify transport winds away from
SSRAs if burning in any other direction. Watch for shifting transport winds. </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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