* WHAT...High temperatures of 100 to 110 with low temperatures in
the mid to upper 60s expected.
* WHERE...Central Douglas County and Eastern Douglas County
Foothills. This includes the cities of Roseburg, Toketee Falls,
and Sutherlin.
* WHEN...Until 9 PM PDT Tuesday.
* 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...Dangerously hot conditions with heat index
values up to 100.
* WHAT...Dangerously hot conditions with temperatures up to 109
possible.
* WHERE...Portions of south central, southwest and west central
Idaho and northeast Oregon.
* WHEN...From Monday afternoon through Friday evening.
* IMPACTS...Extreme heat will significantly increase the
potential for heat related illnesses, particularly for those
working or participating in outdoor activities.
* WHAT...Dangerously hot conditions during the day for the valleys.
Highs will be in the 90s, except 97 to 103 on Tuesday and
Wednesday. Overnight lows will be in 50s to low 60s.
* WHERE...Ione, Fourth Of July Pass, Orin-Rice Road, Wallace, St.
Maries, Pinehurst, Inchelium, Athol, Chesaw Road, Metaline,
Colville, Wauconda, Kettle Falls, Mullan, Highway 20 Wauconda
Summit, Tiger, Schweitzer Mountain Road, Boulder Creek Road,
Republic, Dobson Pass, Newport, Kellogg, Northport, Osburn,
Eastport, Fernwood, Chewelah, Sherman Pass, Clark Fork, Flowery
Trail Road, Sandpoint, Lookout Pass, Metaline Falls, Priest River,
Bonners Ferry, Fruitland, Deer Park, and Springdale-Hunters Road.
* WHEN...From noon Sunday to 10 PM PDT Friday.
* IMPACTS...Hot temperatures may cause heat illnesses.
* WHAT...Dangerously hot conditions during the day with little
relief overnight. Highs will be in the mid 90s to lower 100s
except Tuesday and Wednesday with highs 100 to 108. Overnight lows
will be in 60s to mid 70s.
* WHERE...Portions of North and North Central Idaho and Central,
East Central, North Central, Northeast, and Southeast Washington.
* WHEN...Until 10 PM PDT Friday.
* 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...Until 10 PM PDT Friday.
* IMPACTS...Hot temperatures may cause heat illnesses.
* WHAT...Dangerously hot conditions with temperatures 100 to 105
expected. Overnight temperatures will also be very warm, falling
to the mid to upper 60s for a short period late each night. The
warm nighttime temperatures will limit chances to recover from the
heat, exacerbating the risk of heat-related illness in this
prolonged heat wave.
* WHERE...Portions of northwest and west central Oregon and
southwest Washington.
* WHEN...Until 10 PM PDT Tuesday.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat events.
* WHAT...Afternoon temperatures in the upper 80s to middle 90s
expected. A few spots could reach close to 100 degrees, mainly
those lower valleys located towards the Willamette Valley.
* WHERE...In Oregon, North Oregon Cascades, Cascades of Lane County,
and Cascades of Marion and Linn Counties. In Washington, South
Washington Cascades.
* WHEN...Until 10 PM PDT Tuesday.
* IMPACTS...Hot temperatures may cause heat illnesses.
* WHAT...Dangerously hot conditions with temperatures 100 to 105
expected. Overnight temperatures will also be very warm, falling
to the mid to upper 60s for a short period late each night. The
warm nighttime temperatures will limit chances to recover from the
heat, exacerbating the risk of heat-related illness in this
prolonged heat wave.
* WHERE...Portions of northwest and west central Oregon and
southwest Washington.
* WHEN...Until 10 PM PDT Tuesday.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat events.
* WHAT...Afternoon temperatures in the upper 80s to middle 90s
expected. A few spots could reach close to 100 degrees, mainly
those lower valleys located towards the Willamette Valley.
* WHERE...In Oregon, North Oregon Cascades, Cascades of Lane County,
and Cascades of Marion and Linn Counties. In Washington, South
Washington Cascades.
* WHEN...Until 10 PM PDT Tuesday.
* IMPACTS...Hot temperatures may cause heat illnesses.
* WHAT...Dangerously hot conditions with little overnight relief.
Afternoon high temperatures potentially exceeding 110 degrees in
some areas. Overnight low temperatures in the 60s and 70s.
* WHERE...Portions of north central and northeast Oregon and
central, south central, and southeast Washington.
* WHEN...Until 10 PM PDT Thursday.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat events.
* ADDITIONAL DETAILS...Major to locally Extreme HeatRisk (risk of
heat-related impacts) is anticipated through the duration of the
event.
* WHAT...Hot temperatures with modest overnight relief. Afternoon
high temperatures potentially reaching 105 degrees in the Grande
Ronde Valley, with highs in the 90s up to or exceeding 100 degrees
in the mountains and mountain valleys. Overnight and morning low
temperatures in the 50 and 60s.
* WHERE...Blue Mountains of Oregon and Washington, Grande Ronde
Valley, and Wallowa County.
* WHEN...From noon Monday to 10 PM PDT Thursday.
* IMPACTS...Hot temperatures may cause heat illnesses.
* ADDITIONAL DETAILS...In Wallowa County, hottest temperatures will
be in the canyons, especially Hells Canyon. Moderate to locally
Extreme HeatRisk (risk of heat-related impacts) is anticipated
through the duration of the event.
* WHAT...Dangerously hot conditions with little overnight relief.
Afternoon high temperatures potentially as high as 105 degrees.
Overnight and morning lows in the 60s.
* WHERE...Lower Slopes of the Eastern Washington Cascades Crest.
* WHEN...Until 10 PM PDT Thursday.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat events.
* ADDITIONAL DETAILS...Major to locally Extreme HeatRisk (risk of
heat-related impacts) is anticipated through the duration of the
event.
* WHAT...Hot temperatures with modest overnight relief. Afternoon
high temperatures potentially reaching 105 along the East Slopes
of the Oregon Cascades, and potentially exceeding 100 degrees
along the Upper Slopes of the Eastern Washington Cascades Crest.
* WHERE...In Oregon, East Slopes of the Oregon Cascades. In
Washington, Upper Slopes of the Eastern Washington Cascades Crest.
* WHEN...From noon Monday to 10 PM PDT Tuesday.
* IMPACTS...Hot temperatures may cause heat illnesses.
* WHAT...Dangerously hot conditions with little overnight relief.
Afternoon high temperatures potentially exceeding 105 degrees.
Overnight lows in the upper 50s to 60s.
* WHERE...Central Oregon and John Day Basin.
* WHEN...Until 10 PM PDT Thursday.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat events.
* ADDITIONAL DETAILS...Major to locally Extreme HeatRisk (risk of
heat-related impacts) is anticipated through the duration of the
event.
* WHAT...Hot temperatures with modest overnight relief. Afternoon
high temperatures potentially reaching 105 degrees in the Grande
Ronde Valley, with highs in the 90s up to or exceeding 100 degrees
in the mountains and mountain valleys. Overnight and morning low
temperatures in the 50 and 60s.
* WHERE...Blue Mountains of Oregon and Washington, Grande Ronde
Valley, and Wallowa County.
* WHEN...From noon Monday to 10 PM PDT Thursday.
* IMPACTS...Hot temperatures may cause heat illnesses.
* ADDITIONAL DETAILS...In Wallowa County, hottest temperatures will
be in the canyons, especially Hells Canyon. Moderate to locally
Extreme HeatRisk (risk of heat-related impacts) is anticipated
through the duration of the event.
* WHAT...Dangerously hot conditions with little overnight relief.
Afternoon high temperatures potentially exceeding 110 degrees in
some areas. Overnight low temperatures in the 60s and 70s.
* WHERE...Portions of north central and northeast Oregon and
central, south central, and southeast Washington.
* WHEN...Until 10 PM PDT Thursday.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat events.
* ADDITIONAL DETAILS...Major to locally Extreme HeatRisk (risk of
heat-related impacts) is anticipated through the duration of the
event.
* WHAT...Hot temperatures with modest overnight relief. Afternoon
high temperatures potentially reaching 105 along the East Slopes
of the Oregon Cascades, and potentially exceeding 100 degrees
along the Upper Slopes of the Eastern Washington Cascades Crest.
* WHERE...In Oregon, East Slopes of the Oregon Cascades. In
Washington, Upper Slopes of the Eastern Washington Cascades Crest.
* WHEN...From noon Monday to 10 PM PDT Tuesday.
* IMPACTS...Hot temperatures may cause heat illnesses.
...RED FLAG WARNING REMAINS IN EFFECT FROM 2 PM TO 8 PM PDT
SUNDAY FOR STRONG GUSTY WIND AND LOW RH FOR FIRE WEATHER ZONES
280, 616, 617, 620, 621, 622, 623, AND 624...
* IMPACTS...Any fires that develop will likely spread rapidly.
* AFFECTED AREA...Fire weather zones 280...616, 617, 620, 621,
622, 623 & 624. This includes much of western Siskiyou
County, Douglas County, northern and central Josephine
County, Jackson County, most of Klamath County and western
Lake County.
* WIND...Northwest 10 to 15 mph with gusts as high as 25 mph.
* HUMIDITY...7 to 10 percent.
* DETAILED URL...View the hazard area in detail at
https://www.wrh.noaa.gov/map/?wfo=mfr
* 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...Until 10 PM PDT Tuesday.
* 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 gradually cool during the
middle of next week, but remain well above normal.
* WHAT...Hot conditions with temperatures in the upper 70s and 80s
near the coast. Temperatures in the 80s and lower 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...Until 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 Monday
providing relief. However, well above-normal temperatures will
persist inland well into next week.