* 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...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.
* AFFECTED AREA...Fire Weather Zone 658 West Slopes of the North
Cascades Generally above 1500 Feet and Fire Weather Zone 659
West Slopes of the Central Cascades Generally above 1500 Feet.
* RELATIVE HUMIDITY...As low as 15 to 20 percent.
* TEMPERATURES...Up to 90 degrees.
* MID-LEVEL HAINES...6
* IMPACTS...A dry and unstable air mass with warm temperatures
can contribute to active fire behavior. In western Washington,
significant growth on existing fires takes place under such
conditions. If a fire were to begin, air quality may diminish
in the surrounding area.
* 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 and high humidity 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 and morning 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 and high humidity events.
* ADDITIONAL DETAILS...Major 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 and high humidity 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 and high humidity may cause heat
illnesses.
* ADDITIONAL DETAILS...Moderate to Major HeatRisk (risk of
heat-related impacts) is anticipated through the duration of the
event.
* 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...Stevens Pass, Stehekin, and Holden Village.
* WHEN...From noon today to 10 PM PDT Friday.
* 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...Priest River, Fourth Of July Pass, St. Maries, Republic,
Lookout Pass, Sherman Pass, Kettle Falls, Pinehurst, Schweitzer
Mountain Road, Orin-Rice Road, Metaline Falls, Chesaw Road,
Inchelium, Wallace, Fernwood, Fruitland, Tiger, Dobson Pass,
Northport, Flowery Trail Road, Eastport, Boulder Creek Road, Ione,
Chewelah, Wauconda, Highway 20 Wauconda Summit, Newport,
Springdale-Hunters Road, Colville, Bonners Ferry, Mullan, Deer
Park, Sandpoint, Metaline, Kellogg, Clark Fork, Osburn, and Athol.
* 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.
Overnight lows will be in 60s to mid 70s.
* WHERE...Portions of North Idaho and Central to Eastern Washington.
* WHEN...From noon today to 10 PM PDT Friday.
* 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...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.
* 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.
* 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...Hot temperatures may cause heat illnesses.
* ADDITIONAL DETAILS...Major 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 and morning 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...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.
* ADDITIONAL DETAILS...Moderate to Major HeatRisk (risk of
heat-related impacts) is anticipated through the duration of the
event.
* AFFECTED AREA...Fire Weather Zone 658 West Slopes of the North
Cascades Generally above 1500 Feet and Fire Weather Zone 659
West Slopes of the Central Cascades Generally above 1500 Feet.
* RELATIVE HUMIDITY...As low as 15 to 25 percent.
* TEMPERATURES...Up to 85 to 95 degrees Fahrenheit.
* MID-LEVEL HAINES...6
* IMPACTS...A dry and unstable air mass with warm temperatures
can contribute to active fire behavior. In western Washington,
significant growth on existing fires takes place under such
conditions. If a fire were to begin, air quality may diminish
in the surrounding area.
