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Red Flag Warning


URGENT - FIRE WEATHER MESSAGE
National Weather Service Pendleton OR
1054 PM PDT Tue Jul 16 2024

...ISOLATED THUNDERSTORMS WILL CONTINUE TONIGHT THROUGH
WEDNESDAY...

A low pressure system will continue to move north-northeastward
into the Pacific Northwest tonight through Wednesday night. This
system will provide enough moisture and elevated instability for
high-based showers and isolated thunderstorms to continue to
develop tonight through Wednesday.

ORZ610-611-639-640-171500-
/O.CON.KPDT.FW.W.0008.000000T0000Z-240717T1600Z/
East Slopes of Central Oregon Cascades-Deschutes National Forest -
minus Sisters Ranger District-
East Slopes of the Northern Oregon Cascades-
Central Mountains of Oregon-
1054 PM PDT Tue Jul 16 2024

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 AM PDT WEDNESDAY
FOR ABUNDANT LIGHTNING FOR FIRE WEATHER ZONES OR610, OR611,
OR639, AND OR640...

* AFFECTED AREA...Fire Weather Zones 610 East Slopes of Central
  Oregon Cascades, 611 Deschutes National Forest  -minus Sisters
  Ranger District, 639 East Slopes of the Northern Oregon
  Cascades and 640 Central Mountains of Oregon.

* IMPACTS...Any lightning strikes combined with hot and dry
  conditions could cause new fire starts.

* THUNDERSTORMS...Isolated to scattered dry thunderstorms are
  possible.

* OUTFLOW WINDS...35 to 40 mph.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Red Flag Warning means that critical fire weather conditions
are either occurring now, or will shortly. A combination of
strong winds, low relative humidity, and warm temperatures can
contribute to extreme fire behavior.

&&

$$


Heat Advisory


URGENT - WEATHER MESSAGE
National Weather Service Pendleton OR
332 AM PDT Wed Jul 17 2024

ORZ041-505-507-508-510-WAZ024-029-521-180500-
/O.CON.KPDT.HT.Y.0003.000000T0000Z-240718T0500Z/
Eastern Columbia River Gorge of Oregon-John Day Basin-Foothills
of the Northern Blue Mountains of Oregon-Foothills of the
Southern Blue Mountains of Oregon-North Central Oregon-Eastern
Columbia River Gorge of Washington-Foothills of the Blue
Mountains of Washington-Simcoe Highlands-
Including the cities of Pendleton, Dufur, Athena, Mitchell, The
Dalles, Bickleton, Heppner, Waitsburg, Dayville, Arlington,
Maupin, Moro, White Salmon, Monument, Pilot Rock, Goldendale,
Dayton, Spray, Walla Walla, Condon, Fossil, and John Day
332 AM PDT Wed Jul 17 2024

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 10 PM PDT THIS EVENING...

* WHAT...Hot conditions. High temperatures up to 100 degrees
  accompanied by morning lows in the mid 60s to lower 70s. This will
  pose a moderate to locally major risk of heat-related illness.

* WHERE...Foothills of the Blue Mountains of Oregon and Washington,
  Eastern Columbia River Gorge of Oregon and Washington, John Day
  Basin, North Central Oregon, and Simcoe Highlands.

* WHEN...Until 10 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.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors. Young children and
pets should never be left unattended in vehicles under any
circumstances.

Take extra precautions if you work or spend time outside. When
possible reschedule strenuous activities to early morning or
evening. Know the signs and symptoms of heat exhaustion and heat
stroke. Wear lightweight and loose fitting clothing when possible.
To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.

&&

$$


Air Quality Alert


ORC025-045-172100-
Harney-Malheur-
610 PM MDT Tue Jul 16 2024 /510 PM PDT Tue Jul 16 2024/

...AIR QUALITY ADVISORY FROM THE OREGON DEPARTMENT OF ENVIRONMENTAL
QUALITY FOR Harney and Malheur Counties...

* WHAT...High concentration of smoke particulates from wildfires in
  Oregon.

* WHERE...northern Harney and northern Malheur Counties.

* WHEN....AIR QUALITY ALERT IN EFFECT UNTIL 2 PM PDT FRIDAY.

* 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.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

* Stay inside if possible. Keep windows and doors closed.

* Avoid strenuous outdoor activity.

* Use high efficiency particulate air (HEPA) filters in indoor
  ventilation systems or portable air purifiers.

* Be aware of smoke in your area and avoid places with the highest
  levels.

* If you have heart or lung disease, or asthma, follow your
  healthcare provider`s advice.

For current Oregon air quality conditions, please visit:
https://oraqi.deq.state.or.us/home/map.

For additional information, please visit:
https://www.oregon.gov/deq

$$

U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: June 2, 2009
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