* WHAT...Hot temperatures with modest overnight relief. Highs in the
90s to lower 100s. Morning lows in the upper 50s to middle 60s.
* WHERE...Lower Slopes of the Eastern Washington Cascades Crest.
* WHEN...From noon Friday to 10 PM PDT Thursday.
* IMPACTS...Hot temperatures may cause heat illnesses.
* ADDITIONAL DETAILS...Persistent Moderate to Major HeatRisk (risk
of heat-related impacts) is anticipated through the duration of
the event.
* WHAT...Hot temperatures with modest overnight relief. Highs in the
90s to lower 100s. Morning lows in the upper 50s to middle 60s.
* WHERE...Central Oregon and John Day Basin.
* WHEN...From noon Friday to 10 PM PDT Thursday.
* IMPACTS...Hot temperatures may cause heat illnesses.
* ADDITIONAL DETAILS...Persistent Moderate to Major HeatRisk (risk
of heat-related impacts) is anticipated through the duration of
the event.
* WHAT...Dangerously hot conditions with little overnight relief.
Highs in the 90s to middle 100s. Morning lows in the middle and
upper 60s.
* WHERE...Portions of north central and northeast Oregon and
central, south central, and southeast Washington.
* WHEN...From noon Friday to 10 PM PDT Thursday.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat and high humidity events.
* ADDITIONAL DETAILS...Persistent Major to locally Extreme HeatRisk
(risk of heat-related impacts) is anticipated through the duration
of the event.
* WHAT...Dangerously hot conditions during the day with little
relief overnight. Highs will be in the 90s to 100s. Overnight lows
will be in 60s to low 70s.
* WHERE...Portions of North and North Central Idaho and Central,
East Central, North Central, Northeast, and Southeast Washington.
* WHEN...From noon Saturday to 10 PM PDT Thursday.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat.
* WHAT...Dangerously hot conditions during the day for the valleys.
Highs will be in the 90s. Overnight lows will be in 50s to low 60s.
* WHERE...Stehekin, Stevens Pass, and Holden Village.
* WHEN...From noon Saturday to 10 PM PDT Thursday.
* IMPACTS...Hot temperatures may cause heat illnesses.
* WHAT...Dangerously hot conditions during the day for the valleys.
Highs will be in the 90s. Overnight lows will be in 50s to low 60s.
* WHERE...Flowery Trail Road, Metaline, Colville, Schweitzer
Mountain Road, Sherman Pass, Boulder Creek Road, Bonners Ferry,
Dobson Pass, Wallace, Orin-Rice Road, Tiger, Inchelium, Osburn,
Sandpoint, Mullan, Chewelah, Fourth Of July Pass, St. Maries,
Republic, Fernwood, Newport, Metaline Falls, Eastport, Fruitland,
Deer Park, Pinehurst, Northport, Springdale-Hunters Road, Athol,
Priest River, Clark Fork, Ione, Kellogg, Chesaw Road, Highway 20
Wauconda Summit, Lookout Pass, Kettle Falls, and Wauconda.
* WHEN...From noon Sunday to 10 PM PDT Thursday.
* IMPACTS...Hot temperatures may cause heat illnesses.
* IMPACTS...Any fires that develop will likely spread rapidly,
even at night. Outdoor burning is banned.
* AFFECTED AREA...Fire weather zone 619 and the western portion
of fire weather zone 620. This includes the higher terrain of
Curry, far southern Coos, and western Josephine counties,
including the Kalmiopsis Wilderness.
* WIND...Northeast 20 to 30 mph with gusts to 45 mph.
* HUMIDITY...Poor recovery with the highest relative humidity
values of 20 to 35% overnight.
* DETAILED URL...View the hazard area in detail at
https://www.wrh.noaa.gov/map/?wfo=mfr
* WHAT...High temperatures between 105 to 110 with low temperatures
in the mid to upper 60's expected over multiple days.
* WHERE...Central Douglas County and Eastern Douglas County
Foothills. This includes the cities of Roseburg, Toketee Falls,
Sutherlin.
* WHEN...From 8 AM this morning to 9 PM PDT Monday.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat events, particularly for those working or
participating in outdoor activities. Area rivers will be cold and
can cause shock to swimmers.
* WHAT...High temperatures of 95 to 100 degrees with lows in the
upper 50's expected over multiple days.
* WHERE...In California, Modoc County and northeast Siskiyou County.
This includes the cities of Macdoel and Alturas. In Oregon, Lake
County and eastern Klamath County. This includes the cities of
Klamath Falls, Chemult, Summer Lake, and Lakeview
* WHEN...From 8 AM this morning to 9 PM PDT Monday.
* IMPACTS...Hot temperatures may cause heat illnesses. Area rivers
will be cold and can cause shock to swimmers.
* WHAT...Dangerously hot conditions with high temperatures of 110 to
115 and low temperatures in the upper 60s expected over multiple
days.
* WHERE...In California, western and central Siskiyou County. This
includes the cities of Yreka, Weed, Etna, and Happy Camp. In
Oregon, Josephine and Jackson counties and eastern Curry County.
This includes the entire Rogue Valley and the cities of Medford,
Grants Pass, Cave Junction, and Butte Falls.
* WHEN...From 8 AM this morning to 9 PM PDT Monday.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat events, particularly for those working or
participating in outdoor activities. Area rivers will be cold and
can cause shock to swimmers.
* WHAT...Dangerously hot conditions with maximum temperatures up
to 100-104 on Saturday gradually warming up to 105-110 by
Wednesday.
* WHERE...Portions of southwest Idaho and northeast and
southeast Oregon.
* WHEN...From Saturday afternoon through Wednesday afternoon.
* IMPACTS...Extreme heat will significantly increase the
potential for heat related illnesses, particularly for those
working or participating in outdoor activities.
* ADDITIONAL DETAILS...Multiple daily max temperature records are
being threatened by this heatwave. The longevity of the event
makes this a particularly dangerous heat wave.
* WHAT...Dangerously hot conditions during the day for the valleys.
Highs will be in the 90s. Overnight lows will be in 50s to low 60s.
* WHERE...Holden Village, Stevens Pass, and Stehekin.
* WHEN...From noon Saturday to 10 PM PDT Tuesday.
* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses.
* WHAT...Dangerously hot conditions during the day for the valleys.
Highs will be in the 90s. Overnight lows will be in 50s to low 60s.
* WHERE...Springdale-Hunters Road, Bonners Ferry, Athol, Orin-Rice
Road, Northport, Clark Fork, Kellogg, Sherman Pass, Wauconda,
Mullan, Flowery Trail Road, Dobson Pass, Pinehurst, Chesaw Road,
Kettle Falls, Eastport, Metaline, Fourth Of July Pass, Chewelah,
Osburn, St. Maries, Schweitzer Mountain Road, Wallace, Priest
River, Republic, Ione, Fruitland, Boulder Creek Road, Fernwood,
Newport, Colville, Lookout Pass, Metaline Falls, Deer Park,
Inchelium, Tiger, Sandpoint, and Highway 20 Wauconda Summit.
* WHEN...From noon Sunday to 10 PM PDT Tuesday.
* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses.
* WHAT...Dangerously hot conditions during the day with little
relief overnight possible. Highs will be in the 90s to 100s.
Overnight lows will be in 60s to low 70s.
* WHERE...Portions of North and North Central Idaho and Central,
East Central, North Central, Northeast, and Southeast Washington.
* WHEN...From noon Saturday to 10 PM PDT Tuesday.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat.
* WHAT...Hot conditions with temperatures in the upper 80s and 90s
expected. This will pose a moderate to major risk of heat-related
illness.
* WHERE...Portions of northwest and west central Washington.
* WHEN...From noon Friday to 10 PM PDT Monday.
* IMPACTS...This level of heat will significantly increase the risk
of heat-related illnesses for much of the population, especially
those who are heat sensitive and those without effective cooling
or adequate hydration.
* ADDITIONAL DETAILS...Temperatures will remain well above normal
next week with only gradual cooling expected.
* WHAT...Hot conditions with temperatures in the upper 70s and 80s
expected near the coast. Temperatures in the upper 80s and 90s
away from the coast. This will pose a moderate risk of
heat-related illness.
* WHERE...Central Coast, North Coast, and Western Strait of Juan De
Fuca.
* WHEN...From noon Friday to 10 PM PDT Sunday.
* 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...Marine air may move into coastal areas Sunday
and Monday providing relief. However, well above-normal
temperatures will persist inland well into next week.
...Gusty Northeast Winds and Poor Humidity Recovery for the
Ridges of the Western Siskiyou National Forest Wednesday Night...
.Gusty northeast winds on the ridges of Curry, far southern Coos,
and western Josephine counties will develop strengthen again
Wednesday night. Poor humidity recovery is expected tonight.
* IMPACTS...Any fires that develop will likely spread rapidly,
even at night. Outdoor burning is banned.
* AFFECTED AREA...Fire weather zone 619 and the western portion
of fire weather zone 620. This includes the higher terrain of
Curry, far southern Coos, and western Josephine counties,
including the Kalmiopsis Wilderness.
* WIND...Northeast 20 to 30 mph with gusts to 45 mph.
* HUMIDITY...Poor recovery with the highest relative humidity
values of 20 to 35% overnight.
* DETAILED URL...View the hazard area in detail at
https://www.wrh.noaa.gov/map/?wfo=mfr
Know and follow all fire restrictions. You can find your county's
emergency sign up form as well as links to fire restrictions at
weather.gov/medford/wildfire. One less spark, one less wildfire.
Be sure you're signed up for your county's emergency alert
system. Familiarize yourself with your emergency plan and make
sure you listen to emergency services. Visit ready.gov/plan for
more information.
Make and maintain your go kit. Is it ready to go? Are there any
materials you need to refresh? Visit ready.gov/kit for info.
A Red Flag Warning is issued when we identify weather conditions
that promote rapid spread of fire which may become life-
threatening. This does not mean there is a fire. These conditions
are either occurring now or will begin soon. It is important to
have multiple ways to receive information from authorities.
* WHAT...Dangerously hot conditions with high temperatures of 110 to
115 and low temperatures in the upper 60's expected over multiple
days.
* WHERE...In California, western and central Siskiyou County. This
includes the cities of Yreka, Weed, Etna, and Happy Camp. In
Oregon, Josephine and Jackson counties and eastern Curry County.
This includes the entire Rogue Valley and the cities of Medford,
Grants Pass, Cave Junction, and Butte Falls.
* WHEN...From 8 AM Thursday to 9 PM PDT Monday.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat events, particularly for those working or
participating in outdoor activities. Area rivers will be cold and
can cause shock to swimmers.
* ADDITIONAL DETAILS...This will be a multi day heat wave with the
warmest temperatures on Friday and Saturday. The Medford Airport
has a 47% chance to tie or exceed the all time temperature record
of 115.
* WHAT...High temperatures of 95 to 100 degrees with lows in the
upper 50's expected over multiple days.
* WHERE...In California, Modoc County and northeast Siskiyou County.
This includes the cities of Macdoel and Alturas. In Oregon, Lake
County and eastern Klamath County. This includes the cities of
Klamath Falls, Chemult, Summer Lake, and Lakeview
* WHEN...From 8 AM Thursday to 9 PM PDT Monday.
* IMPACTS...Hot temperatures may cause heat illnesses. Area rivers
will be cold and can cause shock to swimmers.
* ADDITIONAL DETAILS...This will be a multi day heat wave with the
warmest temperatures on Friday and Saturday.
* WHAT...High temperatures between 105 to 110 with low temperatures
in the mid to upper 60's expected over multiple days.
* WHERE...Central Douglas County and Eastern Douglas County
Foothills. This includes the cities of Roseburg, Toketee Falls,
Sutherlin.
* WHEN...From 8 AM Thursday to 9 PM PDT Monday.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat events, particularly for those working or
participating in outdoor activities. Area rivers will be cold and
can cause shock to swimmers.
* ADDITIONAL DETAILS...This will be a multi day heat wave with the
warmest temperatures on Friday and Saturday.