* WHAT...Visibility between one-quarter and one mile in blowing dust
expected. West winds 20 to 30 mph with gusts up to 45 mph expected.
* WHERE...Lower Columbia Basin of Oregon and Washington.
* WHEN...From 2 PM this afternoon to 11 PM PDT this evening.
* IMPACTS...Hazardous driving conditions due to reduced visibility.
* WHAT...West winds 20 to 30 mph with gusts up to 45 mph expected.
* WHERE...Foothills of the Blue Mountains of Oregon and Washington,
Eastern Columbia River Gorge of Oregon and Washington, North
Central Oregon, Kittitas Valley, Yakima Valley, and Simcoe
Highlands.
* WHEN...From 2 PM this afternoon to 11 PM PDT this evening.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
* WHAT...Visibility between one-quarter and one mile in blowing dust
expected. West winds 20 to 30 mph with gusts up to 45 mph expected.
* WHERE...Lower Columbia Basin of Oregon and Washington.
* WHEN...From 11 AM to 11 PM PDT Wednesday.
* IMPACTS...Hazardous driving conditions due to reduced visibility.
* WHAT...West winds 20 to 30 mph with gusts up to 45 mph expected.
* WHERE...Foothills of the Blue Mountains of Oregon and Washington,
Eastern Columbia River Gorge of Oregon and Washington, North
Central Oregon, Kittitas Valley, Yakima Valley, and Simcoe
Highlands.
* WHEN...From 11 AM to 11 PM PDT Wednesday.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
* WHAT...Visibility one half mile in dense fog.
* WHERE...In Oregon, Clatsop County Coast, Tillamook County Coast,
and Central Coast of Oregon. In Washington, South Washington Coast.
* WHEN...Until 11 AM PDT this morning.
* IMPACTS...Low visibility could make driving conditions hazardous.
* ADDITIONAL DETAILS...Patchy fog in the interior valleys of the
Coast Range possible but generally concentrated along the
nearshore locations. Areas within the central Oregon coast will
see fog lift slightly earlier than the north Oregon and south
Washington coast.
* WHAT...Temperatures of 33 to 36 will result in frost formation.
* WHERE...Valleys and populated areas within Lake, Klamath, and
Modoc counties, including Chemult, Fort Rock, Christmas Valley,
Sprague River, Bly, Silver Lake, Lakeview, and Alturas.
* WHEN...From 2 AM to 9 AM PDT Sunday.
* IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive
outdoor plants may be killed if left uncovered.
* WHAT...Temperatures between 36 and 32 degrees will result in frost
formation.
* WHERE...The valleys and populated areas within Lake, Klamath, and
Modoc counties, including Chemult, Fort Rock, Christmas Valley,
Sprague River, Bly, Silver Lake, Lakeview, and Alturas.
* WHEN...From 2 AM to 9 AM PDT Sunday.
* IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive
outdoor plants may be killed if left uncovered.
ESFBOI
Showers will become more numerous across the region Monday and
Tuesday with isolated thunderstorms expected. Some showers and
thunderstorms may produce moderate to heavy rain. Areas burned
by recent wildfires that are impacted by higher intensity rainfall
will be susceptible to mudslides and debris flows, including
State Highway 21 in the Wapiti Fire area.
Persons in or near recent burned areas should monitor weather
conditions and forecasts. Mudslides and debris flows in burned
areas can occur with little to no warning.
* WHAT...For the Freeze Warning, sub-freezing temperatures as low as
29 expected. For the Frost Advisory, temperatures as low as 34
will result in frost formation.
* WHERE...For the Freeze Warning, this includes the cities of
Chemult, Crescent, and Fort Rock. For the Frost Advisory, this
includes the cities of Dairy, Bonanza, and Lorella.
* WHEN...From 2 AM to 9 AM PDT Friday.
* IMPACTS...Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
* WHAT...For the Freeze Warning, sub-freezing temperatures as low as
29 expected. For the Frost Advisory, temperatures as low as 34
will result in frost formation.
* WHERE...For the Freeze Warning, this includes the cities of
Chemult, Crescent, and Fort Rock. For the Frost Advisory, this
includes the cities of Dairy, Bonanza, and Lorella.
* WHEN...From 2 AM to 9 AM PDT Friday.
* IMPACTS...Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
Oregon Department of Environmental Quality has issued an Air Quality
Advisory.. until 3 PM PDT Friday.
A Smoke Air Quality Advisory has been issued. Wildfires burning in
the region combined with forecasted conditions will cause air
quality to reach unhealthy levels. Intermittent smoke issue are also
likely to impact Crook County.
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.
For additional information...please visit the Web site at
http://www.oregon.gov/DEQ
...SCATTERED STRONG THUNDERSTORMS TODAY INTO THE EVENING...
...BREEZY WINDS OUTSIDE OF STORMS IN SOUTHERN ZONES...
.A strong upper level low will create conditions very favorable
for the development of thunderstorms through this evening. Storms
have formed in eastern OR early this morning and will move into
SW ID around noon MDT. After this first round moves through,
additional storms should form and then continue to move northeast
throughout the region. Scattered lightning is likely. Strong to
severe outflow gusts are possible near storms. Heavy rain rates on
burn scars pose a localized flash flood and debris flow risk.
Storms weaken to showers Wednesday night and chances of wetting
rains increases through Thursday.
* Thunderstorms...Scattered to isolated.
* Outflow Winds...50 to 60 mph.
* Timing...From noon MDT /11 AM PDT/ today to 9 PM MDT /8 PM
PDT/ this evening.
The Oregon Department of Environmental Quality and the Lane Regional
Air Protection Agency have continued an Air Quality Advisory, which
is IN EFFECT UNTIL 5 PM PDT WEDNESDAY.
An Air Quality Advisory for smoke remains in effect. Wildfires
burning in the region combined with forecasted conditions will cause
air quality to reach unhealthy levels at times through Wednesday
afternoon.
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.oregon.gov/DEQ
www.lrapa.org
...SCATTERED STRONG THUNDERSTORMS WEDNESDAY INTO THE EVENING...
...BREEZY WINDS OUTSIDE OF STORMS IN SOUTHERN ZONES...
.A strong upper level low will create conditions very favorable
for the development of thunderstorms Wed into Wed evening. Storms
are expected to form in eastern OR early Wed morning and move
into SW ID around noon MDT. After this first round moves through,
additional storms should form and then continue to move northeast
throughout the region. Scattered lightning is likely. Strong to
severe outflow gusts are possible near storms. Heavy rain rates on
burn scars pose a localized flash flood and debris flow risk.
Storms weaken to showers Wednesday night and chances of wetting
rains increases through Thursday.
The National Weather Service in Boise has issued a Red Flag
Warning for lightning, which is in effect from noon MDT /11 AM
PDT/ to 9 PM MDT /8 PM PDT/ Wednesday. The Fire Weather Watch has
been replaced by this Red Flag Warning.
* Thunderstorms...Scattered to isolated.
* Outflow Winds...50 to 60 mph.
* Timing...From noon MDT /11 AM PDT/ to 9 PM MDT /8 PM PDT/
Wednesday.
The Oregon Department of Environmental Quality and the Lane Regional
Air Protection Agency has continued an Air Quality Advisory, which
is IN EFFECT UNTIL 5 PM PDT WEDNESDAY.
An Air Quality Advisory for Smoke has been remains in effect.
Wildfires burning in the region combined with forecasted conditions
will cause air quality to reach unhealthy levels at times through at
least 5 PM PDT Wednesday.
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.oregon.gov/DEQ
www.lrapa.org
...SCATTERED THUNDERSTORMS WEDNESDAY INTO THE EVENING...
.A strong upper level low will create conditions very favorable
for the development of thunderstorms Wed into Wed evening. Storms
are expected to form in eastern OR early Wed and move into SW ID
around noon MDT. After this first round moves through, additional
storms should form and then continue to move northeast throughout
the region. Scattered lightning is likely. An update or upgrade
will come in the afternoon forecast.
* Thunderstorms...Scattered.
* Outflow Winds...50 to 60 mph.
* Timing...From Wednesday morning through Wednesday evening.
The Oregon Department of Environmental Quality and the Lane Regional
Air Protection Agency have issued an Air Quality Advisory,
which is IN EFFECT UNTIL 5 PM PDT WEDNESDAY.
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 at times through at least 5 PM
PDT Wednesday.
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.oregon.gov/DEQ
www.lrapa.org
* WHAT...High concentration of smoke particulates from wildfire
smoke.
* WHERE...Northern Harney County.
* WHEN...UNTIL 11 AM PDT WEDNESDAY.
* IMPACTS...Smoke can irritate the eyes, lungs and worsen some
medical conditions. People most at risk to adverse health effects
include infants, young children, people with heart or lung
disease, older adults, and pregnant women.
* ADDITIONAL DETAILS...Smoke levels can change rapidly depending on
weather. Check current conditions on the Oregon Smoke Information
Blog, DEQ's Air Quality Index, or by downloading the free
OregonAIR app on your smartphone.
...SCATTERED THUNDERSTORMS WEDNESDAY AND INTO THE EVENING...
.A strong upper level low will create conditions very favorable
for the development of thunderstorms Wed into Wed evening. Storms
are expected to form in eastern OR early Wed and move into SW ID
around noon MDT. After this first round moves through, additional
storms should form and then continue to move northeast throughout
the region. Scattered lightning is likely.
The National Weather Service in Boise has issued a Fire Weather
Watch for lightning, which is in effect from Wednesday morning
through Wednesday evening.
* Thunderstorms...Scattered.
* Outflow Winds...50 to 60 mph.
* Timing...From Wednesday morning through Wednesday evening.
Oregon Department of Environmental Quality has issued an Air
Pollution Advisory...in effect until 2 PM PDT Wednesday.
The advisory is in effect for Eastern Douglas, Northern Klamath and
Northern Lake counties.
Wildfires burning in the region combined with forecast conditions
will cause air quality levels to fluctuate and could be at unhealthy
levels.
Smoke levels can change rapidly depending on the weather. People at
risk include infants and young children, people with heart or lung
disease, older adults and pregnant people.
People can take the following precautions to protect their health:
- Follow local burn restrictions to prevent deteriorating air quality.
- Avoid strenuous outdoor activity during periods of poor air quality.
- People with heart or lung problems and young children are
especially vulnerable. These people should stay indoors while smoke
levels are high.
- Use certified High Efficiency Particulate Air (HEPA) filters in
indoor heating, ventilation, cooling and air purification systems.
- Avoid using wood-burning stoves and other sources of indoor smoke
if possible.
For additional information...please visit the web site at
https://oregonsmoke.org
