* AFFECTED AREA...Fire Weather Zone 652 West Portion of the
Olympic Mountains and Fire Weather Zone 661 East Portion of
the Olympic Mountains.
* RELATIVE HUMIDITY...As low as 20 to 25 percent.
* TEMPERATURES...Up to 86.
* HAINES...Mid-level Haines 6.
* IMPACTS...A dry and unstable air mass with warm temperatures
can contribute to active fire behavior. In Western Washington,
significant growth on existing fires takes place under such
conditions. If a fire were to begin, air quality may diminish
in the surrounding area.
* WHAT...Hot conditions with temperatures in the mid 90s to low 100s
expected.
* WHERE...Portions of North and North Central Idaho and Central,
East Central, North Central, Northeast, and Southeast Washington.
* WHEN...Until 9 PM PDT Saturday.
* IMPACTS...Heat will significantly increase the risk of
heat-related illnesses for those who are sensitive to heat,
especially those without effective cooling or adequate hydration.
* WHAT...Hot conditions with temperatures from the mid 80s to the
low 90s. This will pose a moderate risk of heat-related illness.
* WHERE...Central Coast, Eastern Strait of Juan de Fuca, North
Coast, Western Skagit County, Western Strait of Juan De Fuca, and
Western Whatcom County.
* WHEN...Until 11 PM PDT Friday.
* IMPACTS...Heat will significantly increase the risk of
heat-related illnesses for those who are sensitive to heat,
especially those without effective cooling or adequate hydration.
* ADDITIONAL DETAILS...The warmest temperatures will be in areas
away from the waters.
* WHAT...Hot conditions with temperatures from the mid 80s to mid
90s degrees. This will pose a moderate risk of heat-related
illness.
* WHERE...Portions of northwest and west central Washington.
* WHEN...Until 11 PM PDT Friday.
* IMPACTS...Heat will significantly increase the risk of
heat-related illnesses for those who are sensitive to heat,
especially those without effective cooling or adequate hydration.
* WHAT...Hot conditions with temperatures up to 94 degrees expected.
This will pose a moderate to major risk of heat-related illness.
* WHERE...Lower Slopes of the Eastern Washington Cascades Crest.
* WHEN...Until 9 PM PDT Saturday.
* IMPACTS...Heat will significantly increase the risk of
heat-related illnesses for those who are sensitive to heat,
especially those without effective cooling or adequate hydration.
* WHAT...Hot conditions with temperatures up to 100 degrees
expected. This will pose a moderate to major risk of heat-related
illness.
* WHERE...Portions of central, north central, and northeast Oregon
and central, south central, and southeast Washington.
* WHEN...Until 9 PM PDT Saturday.
* IMPACTS...Heat will significantly increase the risk of
heat-related illnesses for those who are sensitive to heat,
especially those without effective cooling or adequate hydration.
The Southwest Clean Air Agency has issued an Air Quality Advisory,
which is IN EFFECT UNTIL NOON PDT SATURDAY.
An Air Quality Advisory for smoke has been issued. Wildfires burning
in the region combined with forecasted conditions will cause air
quality to reach unhealthy levels due to smoke at times through 12
PM PDT Saturday.
Pollutants in smoke can cause burning eyes, runny nose, aggravate
heart and lung diseases, and aggravate other serious health
problems. Limit outdoor activities and keep children indoors if it
is smoky. Please follow medical advice if you have a heart or lung
condition.
More information about air quality can be found at:
www.swcleanair.gov
An Air Quality Alert for smoke has been issued by Southwest Clean Air
Agency until 12 PM Saturday. Smoke from wildfires burning in the
region may be intermittent and reach levels unhealthy for sensitive
groups in some areas.
All sensitive groups should limit spending any time outdoors. People
with health conditions may have worsened symptoms. Healthy people
may start to have symptoms.
Wildfire smoke can cause burning eyes, sore throat, headache,
coughing, wheezing, shortness of breath, and worsening of heart
and lung conditions.
For current current air quality conditions, health precautions,
and additional information on wildland fire smoke, visit the
Southwest Clean Air Agency website at swcleanair.gov or the
Washington Smoke Blog at http://wasmoke.blogspot.com. You may also
contact your local air quality agency.
* AFFECTED AREA...In Oregon, Fire Weather Zone 688 Mt. Hood
National Forest Region, Fire Weather Zone 689 Northern
Willamette National Forest and Fire Weather Zone 690 Southern
Willamette National Forest. In Washington, Fire Weather Zone
634 Southern Gifford Pinchot National Forest.
* WINDS...East 10 to 15 mph with gusts up to 25 mph.
* RELATIVE HUMIDITY...As low as 15 percent.
* IMPACTS...Conditions may be favorable for rapid fire spread
which may threaten life and property. Use extra caution with
potential ignition sources, especially in grassy areas.
Outdoor burning is not recommended.
* AFFECTED AREA...In Washington, Fire Weather Zone 636 Western
Columbia River Gorge in Oregon and Washington.
* WINDS...East 10 to 15 mph with gusts up to 30 mph.
* RELATIVE HUMIDITY...As low as 20 percent.
* IMPACTS...Conditions may be favorable for rapid fire spread
which may threaten life and property. Use extra caution with
potential ignition sources, especially in grassy areas.
Outdoor burning is not recommended.
* AFFECTED AREA...In Oregon, Fire Weather Zone 684 Northern and
Central Willamette Valley. In Washington, Fire Weather Zone
633 Clark County Lowlands and Swift Reservoir Region.
* WINDS...Northeast 5 to 15 mph with gusts 20 to 25 mph.
* RELATIVE HUMIDITY...As low as 20 percent.
* IMPACTS...Conditions may be favorable for rapid fire spread
which may threaten life and property. Use extra caution with
potential ignition sources, especially in grassy areas.
Outdoor burning is not recommended.
* ADDITIONAL DETAILS...Within the Willamette Valley, the Red
Flag Warning is specifically for areas around the Portland-
Metro area near the entrance to the Columbia River Gorge and
from Oregon City northward east of I-5.
* WHAT...Hot conditions, with temperatures of 90 to 98 degrees in
the lower elevations and up to 90 degrees in the mountains. This
will pose a moderate to major risk of heat-related illness.
* WHERE...Lower Slopes of the Eastern Washington Cascades Crest.
* WHEN...From 1 PM this afternoon to 9 PM PDT Saturday.
* IMPACTS...Heat will significantly increase the risk of
heat-related illnesses for those who are sensitive to heat,
especially those without effective cooling or adequate hydration.
* WHAT...Hot conditions, with temperatures of 98 to 102 degrees in
the lower elevations and 90 to 95 in the mountains. This will pose
a moderate to major risk of heat-related illness.
* WHERE...Portions of central, north central, and northeast Oregon
and central, south central, and southeast Washington.
* WHEN...From 1 PM this afternoon to 9 PM PDT Saturday.
* IMPACTS...Heat will significantly increase the risk of
heat-related illnesses for those who are sensitive to heat,
especially those without effective cooling or adequate hydration.
* WHAT...Hot conditions with temperatures in the mid 90s to low 100s
expected.
* WHERE...Portions of North and North Central Idaho and Central,
East Central, North Central, Northeast, and Southeast Washington.
* WHEN...From 1 PM this afternoon to 9 PM PDT Saturday.
* IMPACTS...Heat will significantly increase the risk of
heat-related illnesses for those who are sensitive to heat,
especially those without effective cooling or adequate hydration.
* WHAT...Hot conditions with temperatures in the mid 80s to mid 90s
expected. This will pose a moderate risk of heat-related illness.
* WHERE...Portions of northwest and west central Washington.
* WHEN...From 8 AM this morning to 11 PM PDT Friday.
* IMPACTS...Heat will significantly increase the risk of
heat-related illnesses for those who are sensitive to heat,
especially those without effective cooling or adequate hydration.
* WHAT...Hot conditions with temperatures in the 80s to lower 90s
expected. This will pose a moderate risk of heat-related illness.
* WHERE...Central Coast, Eastern Strait of Juan de Fuca, North
Coast, Western Skagit County, Western Strait of Juan De Fuca, and
Western Whatcom County.
* WHEN...From 8 AM this morning to 11 PM PDT this evening.
* IMPACTS...Heat will significantly increase the risk of
heat-related illnesses for those who are sensitive to heat,
especially those without effective cooling or adequate hydration.
* AFFECTED AREA...Fire Weather Zone 658 West Slopes of the North
Cascades Generally above 1500 Feet.
* RELATIVE HUMIDITY...As low as 20 to 25 percent.
* TEMPERATURES...Up to 85.
* HAINES...Mid-level Haines 6.
* IMPACTS...A dry and unstable air mass with warm temperatures
can contribute to active fire behavior. In Western Washington,
significant growth on existing fires takes place under such
conditions. If a fire were to begin, air quality may diminish
in the surrounding area.
* AFFECTED AREA...Fire Weather Zone 659 West Slopes of the
Central Cascades Generally above 1500 Feet.
* RELATIVE HUMIDITY...As low as 15 to 20 percent.
* TEMPERATURES...Up to 90.
* HAINES...Mid-level Haines 6.
* WINDS...East 10 to 15 mph with gusts up to 25 mph.
* TIMING...Easterly winds will continue into early this morning,
allowing for the relative humidity to drop quickly. Winds will
ease below thresholds this afternoon while dry and unstable
conditions will continue through Friday afternoon.
* IMPACTS...A combination of a moderate breeze overnight into the
early morning hours on Thursday, as well as low relative
humidity, and warm temperatures can contribute to rapid rates of
spread and down-wind spotting on existing fires. If a fire were
to begin, air quality may diminish in the surrounding area.
A dry and unstable air mass with warm temperatures can
contribute to active fire behavior. In Western Washington,
significant growth on existing fires takes place under such
conditions. If a fire were to begin, air quality may diminish
in the surrounding area.
* AFFECTED AREA...Fire Weather Zone 652 West Portion of the
Olympic Mountains and Fire Weather Zone 661 East Portion of
the Olympic Mountains.
* RELATIVE HUMIDITY...As low as 20 to 25 percent.
* TEMPERATURES...Up to 87.
* HAINES...Mid-level Haines 6.
* IMPACTS...A dry and unstable air mass with warm temperatures
can contribute to active fire behavior. In Western Washington,
significant growth on existing fires takes place under such
conditions. If a fire were to begin, air quality may diminish
in the surrounding area.
* WHAT...Dangerously hot conditions with temperatures up to 93
expected.
* WHERE...In Oregon, North Oregon Cascades, Cascades of Lane County,
and Cascades of Marion and Linn Counties. In Washington, South
Washington Cascades.
* WHEN...From noon today to 10 PM PDT Friday.
* IMPACTS...Hot temperatures may cause heat illnesses.
