* Affected Area: Fire Weather Zone 703 Okanogan Valley and Fire
Weather Zone 706 Waterville Plateau.
* Winds: Southwest 15 to 25 mph with gusts up to 40 mph.
* Relative Humidities: 9 to 19 percent.
* Impacts: Any new or existing fires will have the potential to
spread rapidly.
An Air Quality Alert has been issued by the following agencies:
Washington Department of Ecology
Colville Confederated Tribes
An Air Quality Alert, issued for all of Chelan, Okanogan, Ferry and
Stevens County, as well as the Colville Reservation will remain in
effect until further notice, due to expected smoke from the Pioneer
Fire and Swawilla Wildfire and other regional wildfires. Particulate
matter (PM2.5) may reach Unhealthy and Unhealthy for Sensitive
Groups levels.
Health Impacts and Recommended Actions: When air quality is Unhealthy,
everyone should reduce exposure. Limit time outside, avoid strenuous
activity, and follow tips for cleaner indoor air. When air quality
is Unhealthy for Sensitive Groups, sensitive groups should take steps
to reduce exposure. Limit time outside, avoid strenuous outdoor
activity, and follow tips for cleaner indoor air. Everyone should
watch for symptoms as a sign to reduce exposure.
Agricultural and outdoor burning restrictions are in effect.
The Yakima Regional Clean Air Agency has issued an Air Quality
Alert...IN EFFECT UNTIL FURTHER NOTICE.
An Air Quality Alert has been issued for all of Yakima County, due
to expected smoke from nearby and regional wildfires. Particulate
matter (PM2.5) may reach Unhealthy or Unhealthy for Sensitive Groups
levels.
Health Impacts and Recommended Actions: When air quality is
Unhealthy, everyone should reduce exposure. When air quality is
Unhealthy for Sensitive Groups, sensitive groups should take steps to
reduce exposure. Limit time outside, avoid strenuous outdoor
activity, and follow tips for cleaner indoor air. Everyone should
watch for symptoms as a sign to reduce exposure.
Agricultural and outdoor burning restrictions are in effect.
...ISOLATED TO WIDELY SCATTERED THUNDERSTORMS THIS AFTERNOON AND
EVENING...
An offshore upper level trough will bring increasing instability
and moisture across the area. Thunderstorms will begin to develop
as early as late this morning across south central Oregon, and
move across eastern and northeastern Oregon as well as across far
southeastern Washington throughout the afternoon and evening.
Thunderstorms are expected to impact Southern Blues, Strawberrys,
and the Wallowa district, with activity focused on the eastern
edges of the central and northern Blues. Thunderstorms will be
capable of strong outflows, small hail, and abundant lightning.
* AFFECTED AREA...Fire Weather Zones 692 Blue Mountains of
Washington and 693 Southeast Washington Grande Ronde Valley.
* IMPACTS...Any lightning strikes combined with hot and dry
conditions could cause new fire starts.
* THUNDERSTORMS...Isolated to widely scattered. Lightning
activity level of 2 to 3.
* OUTFLOW WINDS...40 to 50 mph. Thunderstorm outflow winds may
result in erratic fire spread.
An Air Quality Alert has been issued by the following agencies:
Washington Department of Ecology
Colville Confederated Tribes
An Air Quality Alert, issued for all of Chelan, Okanogan, Ferry and
Stevens County, as well as the Colville Reservation will remain in
effect until further notice, due to expected smoke from the Pioneer
Fire and Swawilla Wildfire and other regional wildfires. Particulate
matter (PM2.5) may reach Unhealthy and Unhealthy for Sensitive
Groups levels.
Health Impacts and Recommended Actions: When air quality is Unhealthy,
everyone should reduce exposure. Limit time outside, avoid strenuous
activity, and follow tips for cleaner indoor air. When air quality
is Unhealthy for Sensitive Groups, sensitive groups should take steps
to reduce exposure. Limit time outside, avoid strenuous outdoor
activity, and follow tips for cleaner indoor air. Everyone should
watch for symptoms as a sign to reduce exposure.
Agricultural and outdoor burning restrictions are in effect.
* Affected Area: Fire Weather Zone 708 Eastern Columbia Basin -
Palouse -Spokane Area (Zone 708) and Fire Weather Zone 709
Lower Palouse -Snake River (Zone 709).
* Winds: West 15 to 20 mph with gusts up to 30 mph.
* Relative Humidities: 13 to 22 percent.
* Impacts: Any new or existing fires will have the potential to
spread rapidly.
* Affected Area: Fire Weather Zone 703 Okanogan Valley (Zone
703).
* Winds: Southwest 15 to 25 mph with gusts up to 40 mph.
* Relative Humidities: 10 to 20 percent.
* Impacts: Any new or existing fires will have the potential to
spread rapidly.
The National Weather Service in Spokane has issued a Red Flag
Warning for wind and low relative humidity, which is in effect
from 2 PM this afternoon to 9 PM PDT this evening.
* Affected Area: Fire Weather Zone 706 Waterville Plateau (Zone
706).
* Winds: West 15 to 25 mph with gusts up to 40 mph.
* Relative Humidities: 11 to 17 percent.
* Impacts: Any new or existing fires will have the potential to
spread rapidly.
...ISOLATED TO WIDELY SCATTERED THUNDERSTORMS WEDNESDAY AFTERNOON
AND EVENING...
An offshore upper level trough will bring increasing instability
and moisture across the area. Thunderstorms will begin to develop
early in the afternoon on Wednesday across south central Oregon,
and move across eastern and northeastern Oregon as well as across
far southeastern Washington throughout the afternoon and evening.
Thunderstorms will be capable of strong outflows, small hail, and
abundant lightning.
* AFFECTED AREA...Fire Weather Zones 692 Blue Mountains of
Washington and 693 Southeast Washington Grande Ronde Valley.
* IMPACTS...Any lightning strikes combined with hot and dry
conditions could cause new fire starts.
* THUNDERSTORMS...Isolated to widely scattered. Lightning
activity level of 2 to 3.
* OUTFLOW WINDS...40 to 50 mph. Thunderstorm outflow winds may
result in erratic fire spread.
...ISOLATED TO WIDELY SCATTERED THUNDERSTORMS WEDNESDAY AFTERNOON
AND EVENING...
An offshore upper level trough will bring increasing instability
and moisture across the area. Thunderstorms will begin to develop
early in the afternoon on Wednesday across south central Oregon,
and move across eastern and northeastern Oregon as well as across
far southeastern Washington throughout the afternoon and evening.
Thunderstorms will be capable of strong outflows, small hail, and
abundant lightning.
* AFFECTED AREA...Fire Weather Zones 692 Blue Mountains of
Washington and 693 Southeast Washington Grande Ronde Valley.
* IMPACTS...Any lightning strikes combined with hot and dry
conditions could cause new fire starts.
* THUNDERSTORMS...Isolated to widely scattered. Lightning
activity level of 2 to 3.
* OUTFLOW WINDS...40 to 50 mph. Thunderstorm outflow winds may
result in erratic fire spread.
An Air Quality Alert has been issued by the following agencies:
Washington Department of Ecology
Colville Confederated Tribes
An Air Quality Alert, issued for all of Chelan County plus
the Methow Valley down to Brewster in Okanogan County as well as the
Colville Reservation will remain in effect until further notice, due
to expected smoke from the Pioneer Fire and other regional
wildfires. Particulate matter (PM2.5) may reach Unhealthy and
Unhealthy for Sensitive Groups levels.
Health Impacts and Recommended Actions: When air quality is Unhealthy,
everyone should reduce exposure. Limit time outside, avoid strenuous
activity, and follow tips for cleaner indoor air. When air quality
is Unhealthy for Sensitive Groups, sensitive groups should take steps
to reduce exposure. Limit time outside, avoid strenuous outdoor
activity, and follow tips for cleaner indoor air. Everyone should
watch for symptoms as a sign to reduce exposure.
Agricultural and outdoor burning restrictions are in effect.
The National Weather Service in Spokane has issued a Fire Weather
Watch for wind and low relative humidity, which is in effect from
Thursday afternoon through Thursday evening.
* Affected Area: Fire Weather Zone 708 Eastern Columbia Basin -
Palouse -Spokane Area (Zone 708) and Fire Weather Zone 709
Lower Palouse -Snake River (Zone 709).
* Winds: West 15 to 20 mph with gusts up to 35 mph.
* Relative Humidities: 15 to 20 percent.
* Impacts: Any new or existing fires will have the potential to
spread rapidly.
The National Weather Service in Spokane has issued a Red Flag
Warning for wind and low relative humidity, which is in effect
from 2 PM to 9 PM PDT Wednesday.
* Affected Area: Fire Weather Zone 703 Okanogan Valley (Zone
703).
* Winds: Southwest 10 to 20 mph with gusts up to 35 mph.
* Relative Humidities: 14 to 20 percent.
* Impacts: Any new or existing fires will have the potential to
spread rapidly.
...ISOLATED TO WIDELY SCATTERED THUNDERSTORMS WEDNESDAY AFTERNOON
AND EVENING...
.An upper level trough offshore will be increasing instability and
moisture across the area, especially across the Blue mountains.
Thunderstorms will begin to develop early in the afternoon across
south central Oregon, and move across eastern and northeastern
Oregon as well as across far southeastern Washington throughout
the afternoon and evening. Thunderstorms will be capable of strong
outflows, small hail, and abundant lightning.
The National Weather Service in Pendleton has issued a Red Flag
Warning for abundant lightning, which is in effect from 2 PM to
11 PM PDT Wednesday.
* AFFECTED AREA...Fire Weather Zones 692 Blue Mountains of
Washington and 693 Southeast Washington Grande Ronde Valley.
* IMPACTS...Any lightning strikes combined with hot and dry
conditions could cause new fire starts.
* THUNDERSTORMS...Isolated to widely scattered. Lightning activity
level of 2 to 3.
* OUTFLOW WINDS...40 to 50 mph. Thunderstorm outflow winds may
result in erratic fire spread.
* WHAT...West winds 20 to 30 mph with gusts up to 50 mph.
* WHERE...Eastern Columbia River Gorge of Oregon and Washington.
* WHEN...Until midnight PDT tonight.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
* WHAT...Northwest winds 20 to 30 mph with gusts up to 50 mph.
* WHERE...Kittitas Valley.
* WHEN...Until midnight PDT tonight.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
Strong onshore flow has led to west winds gusting 35 to 45 mph
this afternoon, which will continue into this evening. Locally
stronger gusts of up to 65 mph have been observed in the most
wind-prone locations. These winds will continue until about 8 PM,
then gradually ease after sunset.
Winds of this magnitude can blow around loose outdoor objects, so
it is a good idea to secure them if possible. Some tree limbs may
break, leading to isolated power outages this afternoon and
evening.
* Affected Area: Fire Weather Zone 696 East Washington Central
Cascades (Zone 696), Fire Weather Zone 697 East Portion of
North Cascades National Park/Lake Chelan National Recreation
Area (Zone 697), Fire Weather Zone 698 East Washington North
Cascades (Zone 698), Fire Weather Zone 704 Methow Valley (Zone
704) and Fire Weather Zone 705 Foothills of Central Washington
Cascades (Zone 705).
* Winds: West 15 to 20 mph with gusts of 30 mph or more. Be
prepared for the arrival of a dry cold front through the late
afternoon.
* Relative Humidities: 15 to 25 percent in the valleys and 25 to
35 percent over the higher terrain.
* Impacts: Rapid fire spread with any new or existing fires due to
gusty winds through the evening.
* Affected Area: Fire Weather Zone 703 Okanogan Valley (Zone
703).
* Winds: South 15 to 20 mph with gusts up to 30 mph.
* Relative Humidities: 12 to 20 percent.
* Impacts: Rapid fire spread with any new or existing fires due to
gusty winds.
An Air Quality Alert has been issued by the following agencies:
Washington Department of Ecology
Colville Confederated Tribes
An Air Quality Alert, issued for all of Chelan County plus
the Methow Valley down to Brewster in Okanogan County as well as the
Colville Reservation will remain in effect until further notice, due
to expected smoke from the Pioneer Fire and other regional
wildfires. Particulate matter (PM2.5) may reach Unhealthy and
Unhealthy for Sensitive Groups levels.
Health Impacts and Recommended Actions: When air quality is Unhealthy,
everyone should reduce exposure. Limit time outside, avoid strenuous
activity, and follow tips for cleaner indoor air. When air quality
is Unhealthy for Sensitive Groups, sensitive groups should take steps
to reduce exposure. Limit time outside, avoid strenuous outdoor
activity, and follow tips for cleaner indoor air. Everyone should
watch for symptoms as a sign to reduce exposure.
Agricultural and outdoor burning restrictions are in effect.
