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<p class=MsoPlainText><span style='font-family:"Courier New"'>SMOKE MANAGEMENT
FORECAST AND INSTRUCTIONS<o:p></o:p></span></p>
<p class=MsoPlainText><span style='font-family:"Courier New"'>SALEM FORESTRY
WEATHER CENTER<o:p></o:p></span></p>
<p class=MsoPlainText><span style='font-family:"Courier New"'>OREGON DEPARTMENT
OF FORESTRY<o:p></o:p></span></p>
<p class=MsoPlainText><span style='font-family:"Courier New"'><o:p> </o:p></span></p>
<p class=MsoPlainText><span style='font-family:"Courier New"'>ISSUED: Friday,
April 23, 2010 2:40 PM Nick Yonker<o:p></o:p></span></p>
<p class=MsoPlainText><span style='font-family:"Courier New"'><o:p> </o:p></span></p>
<p class=MsoPlainText><span style='font-family:"Courier New"'>1. DISCUSSION
AND FORECAST FOR SOUTH CENTRAL OREGON ZONES 624 AND 625<o:p></o:p></span></p>
<p class=MsoPlainText><span style='font-family:"Courier New"'><o:p> </o:p></span></p>
<p class=MsoPlainText style='margin-left:.5in'><span style='font-family:"Courier New"'>Northwesterly
flow aloft will direct a weak cold front across southern British Columbia,
Washington, and northern Oregon on Saturday. The southern end of the front may
be strong enough to bring some showers to the northern zones with onshore
surface flow. Smoke dispersion will be good to excellent.<o:p></o:p></span></p>
<p class=MsoPlainText><span style='font-family:"Courier New"'><o:p> </o:p></span></p>
<p class=MsoPlainText><span style='font-family:"Courier New"'>OUTLOOK (SUNDAY -
TUESDAY)<o:p></o:p></span></p>
<p class=MsoPlainText><span style='font-family:"Courier New"'><o:p> </o:p></span></p>
<p class=MsoPlainText style='margin-left:.5in'><span style='font-family:"Courier New"'>An
upper-level ridge moves over Oregon Sunday for dry weather. Surface and
transport winds rapidly decrease by Sunday morning…becoming variable and
influenced by local terrain. Smoke dispersion will be poor in the early morning
but become fair to good Sunday afternoon. The flow aloft turns westerly Monday
with a strong cold front forecast to spread rain into the region Monday
afternoon and night. Increasing southerly transport winds will make for fair
to good smoke dispersion. A cold upper-level trough will bring showers Tuesday
with the snow level dropping to 4000 feet Tuesday afternoon. Smoke dispersion
should be excellent.<o:p></o:p></span></p>
<p class=MsoPlainText><span style='font-family:"Courier New"'><o:p> </o:p></span></p>
<p class=MsoPlainText><span style='font-family:"Courier New"'>2. DISPERSION<o:p></o:p></span></p>
<p class=MsoPlainText><span style='font-family:"Courier New"'><o:p> </o:p></span></p>
<p class=MsoPlainText><span style='font-family:"Courier New"'>SATURDAY<o:p></o:p></span></p>
<p class=MsoPlainText style='margin-left:.5in'><span style='font-family:"Courier New"'>Mixing
height below 3000 ft early rising above 5000 ft by late morning. Mixing height
lowers to 1000 - 2000 ft during the evening.<o:p></o:p></span></p>
<p class=MsoPlainText style='margin-left:.5in'><span style='font-family:"Courier New"'><o:p> </o:p></span></p>
<p class=MsoPlainText style='margin-left:.5in'><span style='font-family:"Courier New"'>Transport
wind WSW to WNW at 15 - 25 mph during the morning and afternoon. Transport
wind decreases to W to NW at 5 - 9 mph during the evening.<o:p></o:p></span></p>
<p class=MsoPlainText style='margin-left:.5in'><span style='font-family:"Courier New"'><o:p> </o:p></span></p>
<p class=MsoPlainText style='margin-left:.5in'><span style='font-family:"Courier New"'>Surface
wind WSW to WNW at 8 - 12 mph during the morning. Surface wind increases to W
to NW at 10 - 20 mph during the afternoon then decreases to W to NW at 5 - 9
mph during the evening.<o:p></o:p></span></p>
<p class=MsoPlainText><span style='font-family:"Courier New"'><o:p> </o:p></span></p>
<p class=MsoPlainText><span style='font-family:"Courier New"'>OUTLOOK:<o:p></o:p></span></p>
<p class=MsoPlainText><span style='font-family:"Courier New"'><o:p> </o:p></span></p>
<p class=MsoPlainText><span style='font-family:"Courier New"'>SUNDAY<o:p></o:p></span></p>
<p class=MsoPlainText style='margin-left:.5in'><span style='font-family:"Courier New"'>Mixing
height below 1000 ft early rising to 3200 - 4200 ft by late morning rising
above 5000 ft during the afternoon. Transport wind light and variable during
the morning becoming SE to SSW at 8 - 12 mph during the afternoon. Surface
wind light and variable during the morning becoming SW to WNW at 5 - 9 mph
during the afternoon.<o:p></o:p></span></p>
<p class=MsoPlainText style='margin-left:.5in'><span style='font-family:"Courier New"'><o:p> </o:p></span></p>
<p class=MsoPlainText><span style='font-family:"Courier New"'>MONDAY<o:p></o:p></span></p>
<p class=MsoPlainText style='margin-left:.5in'><span style='font-family:"Courier New"'>Mixing
height below 1000 ft early rising to 3500 - 4500 ft by late morning and through
the afternoon. Transport wind SSE to SSW at 10 - 18 mph. Surface wind SE to S
at 6 - 12 mph.<o:p></o:p></span></p>
<p class=MsoPlainText style='margin-left:.5in'><span style='font-family:"Courier New"'><o:p> </o:p></span></p>
<p class=MsoPlainText><span style='font-family:"Courier New"'>TUESDAY<o:p></o:p></span></p>
<p class=MsoPlainText style='margin-left:.5in'><span style='font-family:"Courier New"'>Mixing
height 2800 - 3800 ft during the morning rising to 4500 - 5000 ft during the
afternoon. Transport wind S to SSW at 15 - 29 mph during the morning becoming
W to WNW at 15 - 25 mph during the afternoon. Surface wind WSW to WNW at 12 -
22 mph.<o:p></o:p></span></p>
<p class=MsoPlainText style='margin-left:.5in'><span style='font-family:"Courier New"'><o:p> </o:p></span></p>
<p class=MsoPlainText><span style='font-family:"Courier New"'>3. BURNING
INSTRUCTIONS FOR ZONES 624 AND 625 INCLUDING THE WALKER<o:p></o:p></span></p>
<p class=MsoPlainText><span style='font-family:"Courier New"'> RANGE PORTION
OF ZONE 624<o:p></o:p></span></p>
<p class=MsoPlainText><span style='font-family:"Courier New"'>This instruction
is valid for burning conducted on Saturday, April 24, 2010.<o:p></o:p></span></p>
<p class=MsoPlainText><span style='font-family:"Courier New"'>==================================================================<o:p></o:p></span></p>
<p class=MsoPlainText><span style='font-family:"Courier New"'><o:p> </o:p></span></p>
<p class=MsoPlainText style='margin-left:.5in'><span style='font-family:"Courier New"'>Avoid
ignitions within 12 miles to the WSW through NW of SSRAs. For units that will
smolder significantly through the night avoid burning within at least 20 miles
in all directions of SSRAs. <o:p></o:p></span></p>
<p class=MsoPlainText style='margin-left:.5in'><span style='font-family:"Courier New"'><o:p> </o:p></span></p>
<p class=MsoPlainText><span style='font-family:"Courier New"'>==============================================================<o:p></o:p></span></p>
<p class=MsoPlainText><span style='font-family:"Courier New"'>4. SPECIAL NOTE:<o:p></o:p></span></p>
<p class=MsoPlainText><span style='font-family:"Courier New"'><o:p> </o:p></span></p>
<p class=MsoPlainText><span style='font-family:"Courier New"'> The smoke
management forecaster is available at (503)<o:p></o:p></span></p>
<p class=MsoPlainText><span style='font-family:"Courier New"'> 945-7401.
The smoke management forecaster is available <o:p></o:p></span></p>
<p class=MsoPlainText><span style='font-family:"Courier New"'> to discuss
specific burns. The duty forecaster phone <o:p></o:p></span></p>
<p class=MsoPlainText><span style='font-family:"Courier New"'> number is
(503) 945-7401. Please call this number and <o:p></o:p></span></p>
<p class=MsoPlainText><span style='font-family:"Courier New"'> not
individual's numbers to discuss daily burning. Please<o:p></o:p></span></p>
<p class=MsoPlainText><span style='font-family:"Courier New"'> avoid calling
before 8 a.m. and between 2 to 3 p.m. <o:p></o:p></span></p>
<p class=MsoPlainText><span style='font-family:"Courier New"'><o:p> </o:p></span></p>
<p class=MsoPlainText><span style='font-family:"Courier New"'> This forecast
is available on the Internet at: <o:p></o:p></span></p>
<p class=MsoPlainText><span style='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-family:"Courier New"'><o:p> </o:p></span></p>
<p class=MsoPlainText><span style='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-family:"Courier New"'>
http://oregon.gov/ODF/FIRE/SMP/dailysmoke.shtml <o:p></o:p></span></p>
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<p class=MsoNormal><o:p> </o:p></p>
<p class=MsoNormal><o:p> </o:p></p>
<p class=MsoNormal><i><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'>Nick
Yonker</span></i><span style='font-size:12.0pt;font-family:"Times New Roman","serif"'><o:p></o:p></span></p>
<p class=MsoNormal><i><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'>Meteorology
Manager</span></i><span style='font-size:12.0pt;font-family:"Times New Roman","serif"'><o:p></o:p></span></p>
<p class=MsoNormal><i><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'>Oregon
Department of Forestry</span></i><span style='font-size:12.0pt;font-family:
"Times New Roman","serif"'><o:p></o:p></span></p>
<p class=MsoNormal><i><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'>503-945-7451</span></i><o:p></o:p></p>
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