* WHAT...Dangerously hot conditions with temperatures of 100-110
degrees expected over the weekend. This will pose a Major risk of
heat-related illness.
* WHERE...Portions of central, north central, and northeast Oregon
and central, south central, and southeast Washington.
* WHEN...From 11 AM Saturday to 10 PM PDT Monday.
* IMPACTS...Extreme 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 of 100-105 degrees
expected over the weekend. This will pose a Moderate to Major risk
of heat-related illness.
* WHERE...In Oregon, Central Oregon, Ochoco-John Day Highlands, and
North Central Oregon. In Washington, Lower Slopes of the Eastern
Washington Cascades Crest.
* WHEN...From 11 AM Saturday to 8 PM PDT Monday.
* 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 temperatures of 100-110
degrees expected over the weekend. This will pose a Major risk of
heat-related illness.
* WHERE...Portions of central, north central, and northeast Oregon
and central, south central, and southeast Washington.
* WHEN...From 11 AM Saturday to 10 PM PDT Monday.
* IMPACTS...Extreme 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 of 100-105 degrees
expected over the weekend. This will pose a Moderate to Major risk
of heat-related illness.
* WHERE...In Oregon, Central Oregon, Ochoco-John Day Highlands, and
North Central Oregon. In Washington, Lower Slopes of the Eastern
Washington Cascades Crest.
* WHEN...From 11 AM Saturday to 8 PM PDT Monday.
* 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.
...HOT, DRY, AND UNSTABLE CONDITIONS EXPECTED SATURDAY THROUGH
SUNDAY...
The high pressure will intensify over the region over the weekend
bringing increased instability to the region Saturday through
Sunday. This instability in combination with hot and dry
conditions will result in the potential for extreme fire behavior,
particularly for any currently ongoing fires in the region.
The National Weather Service in Pendleton has issued a Fire
Weather Watch for dry and unstable conditions, which is in effect
from Saturday morning through Sunday evening.
* AFFECTED AREA...Fire Weather Zone 644 Central Blue Mountains.
* TIMING...Saturday 11 AM to Sunday 11 PM.
* RELATIVE HUMIDITY...As low as 10 percent.
* TEMPERATURES...95 to 105.
* IMPACTS...Current fires could exhibit extreme fire behavior.
* HAINES...As high as 6.
...HOT, DRY, AND UNSTABLE CONDITIONS EXPECTED SATURDAY THROUGH
SUNDAY...
The high pressure will intensify over the region over the weekend
bringing increased instability to the region Saturday through
Sunday. This instability in combination with hot and dry
conditions will result in the potential for extreme fire behavior,
particularly for any currently ongoing fires in the region.
* AFFECTED AREA...Fire Weather Zone 642 Southern Blue and
Strawberry Mountains.
* TIMING...Saturday 11 AM to Sunday 11 PM.
* RELATIVE HUMIDITY...As low as 10 percent.
* TEMPERATURES...95 to 105
* IMPACTS...Current fires could exhibit extreme fire behavior.
* HAINES...As high as 6.
...HOT, DRY, AND UNSTABLE CONDITIONS EXPECTED ON SATURDAY...
A passing shortwave and flow becoming more southerly will bring
increased instability to the region on Saturday. This instability
in combination with hot and dry conditions will result in the
potential for extreme fire behavior, particularly for any
currently ongoing fires in the region.
* AFFECTED AREA...Fire Weather Zone 642 Southern Blue and
Strawberry Mountains.
* TIMING...Saturday 11 AM to 11 PM.
* WINDS...Northeast 5 to 10 mph.
* RELATIVE HUMIDITY...As low as 10 percent.
* TEMPERATURES...Up to 100.
* IMPACTS...Current fires will exhibit extreme fire behavior.
* HAINES...As high as 6.
* WHAT...Hot conditions with temperatures up to 104 degrees
expected. This will pose a major risk of heat-related illness.
* WHERE...Lower Columbia Basin of Oregon and Washington, Kittitas
Valley, and Yakima Valley.
* WHEN...From 11 AM Saturday to 10 PM PDT Monday.
* IMPACTS...Extreme 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...Dangerously hot conditions with temperatures up to 104
degrees expected. This will pose a moderate to major risk of
heat-related illness.
* WHERE...Portions of central, north central, and northeast Oregon
and central and southeast Washington.
* WHEN...From 11 AM Saturday to 10 PM PDT Monday.
* IMPACTS...Extreme 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 up to 103 degrees
expected. This will pose a moderate to major risk of heat-related
illness.
* WHERE...In Oregon, Central Oregon, Ochoco-John Day Highlands, and
North Central Oregon. In Washington, Lower Slopes of the Eastern
Washington Cascades Crest.
* WHEN...From 11 AM Saturday to 8 PM PDT Monday.
* 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 temperatures up to 104
degrees expected. This will pose a moderate to major risk of
heat-related illness.
* WHERE...Portions of central, north central, and northeast Oregon
and central and southeast Washington.
* WHEN...From 11 AM Saturday to 10 PM PDT Monday.
* IMPACTS...Extreme 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 up to 104 degrees
expected. This will pose a major risk of heat-related illness.
* WHERE...Lower Columbia Basin of Oregon and Washington, Kittitas
Valley, and Yakima Valley.
* WHEN...From 11 AM Saturday to 10 PM PDT Monday.
* IMPACTS...Extreme 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 up to 103 degrees
expected. This will pose a moderate to major risk of heat-related
illness.
* WHERE...In Oregon, Central Oregon, Ochoco-John Day Highlands, and
North Central Oregon. In Washington, Lower Slopes of the Eastern
Washington Cascades Crest.
* WHEN...From 11 AM Saturday to 8 PM PDT Monday.
* 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...Hot temperatures. Valley high temperatures 98 to 105. Highs
in the mountains in the 80s and 90s.
* WHERE...Stevens Pass, Holden Village, and Stehekin.
* WHEN...From 11 AM Saturday to 8 PM PDT Monday.
* IMPACTS...Heat will increase the risk of heat-related illnesses,
especially those without effective cooling or adequate hydration.
* WHAT...Hot temperatures. Highs Friday 94 to 99, 98 to 107 Saturday
through Monday. Overnight lows mainly in the upper 50s and 60s.
* WHERE...Highway 20 Wauconda Summit, Colville, Orin-Rice Road,
Chewelah, Tiger, Springdale-Hunters Road, Flowery Trail Road,
Northport, Wauconda, Boulder Creek Road, Metaline, Kettle Falls,
Ione, Metaline Falls, Deer Park, Sherman Pass, Inchelium, Newport,
Chesaw Road, Republic, and Fruitland.
* WHEN...For the Heat Advisory, until 11 AM PDT Saturday. For the
Excessive Heat Warning, from 11 AM Saturday to 8 PM PDT Monday.
* IMPACTS...Heat will increase the risk of heat-related illnesses,
especially those without effective cooling or adequate hydration.
* WHAT...Hot conditions during the day for the valleys. Highs mid
90s to 105. Overnight lows mainly in the upper 50s and 60s
* WHERE...Anatone, Nezperce, Peola, Soldiers Meadow Road, Mountain
Road, Craigmont, Winchester, Kamiah, and Cloverland Road.
* WHEN...For the Heat Advisory, until 11 AM PDT Saturday. For the
Excessive Heat Warning, from 11 AM Saturday to 8 PM PDT Monday.
* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses.
* WHAT...Very hot temperatures. High temperatures in the valleys 95
to 103 Friday, 97 to 107 Saturday, near 100 to 110 Sunday and
Monday. Lows in the mid 60s to mid 70s.
* WHERE...Portions of North and North Central Idaho and Central,
East Central, North Central, Northeast, and Southeast Washington.
* WHEN...For the Heat Advisory, until 11 AM PDT Saturday. For the
Excessive Heat Warning, from 11 AM Saturday to 8 PM PDT Monday.
* IMPACTS...Heat will increase the risk of heat-related illnesses,
especially those without effective cooling or adequate hydration.
* WHAT...Very hot temperatures. High temperatures in the valleys 95
to 103 Friday, 97 to 107 Saturday, near 100 to 110 Sunday and
Monday. Lows in the mid 60s to mid 70s.
* WHERE...Portions of North and North Central Idaho and Central,
East Central, North Central, Northeast, and Southeast Washington.
* WHEN...For the Heat Advisory, until 11 AM PDT Saturday. For the
Excessive Heat Warning, from 11 AM Saturday to 8 PM PDT Monday.
* IMPACTS...Heat will increase the risk of heat-related illnesses,
especially those without effective cooling or adequate hydration.
* WHAT...Hot temperatures. Highs Friday 94 to 99, 98 to 107 Saturday
through Monday. Overnight lows mainly in the upper 50s and 60s.
* WHERE...Highway 20 Wauconda Summit, Colville, Orin-Rice Road,
Chewelah, Tiger, Springdale-Hunters Road, Flowery Trail Road,
Northport, Wauconda, Boulder Creek Road, Metaline, Kettle Falls,
Ione, Metaline Falls, Deer Park, Sherman Pass, Inchelium, Newport,
Chesaw Road, Republic, and Fruitland.
* WHEN...For the Heat Advisory, until 11 AM PDT Saturday. For the
Excessive Heat Warning, from 11 AM Saturday to 8 PM PDT Monday.
* IMPACTS...Heat will increase the risk of heat-related illnesses,
especially those without effective cooling or adequate hydration.
* WHAT...Hot conditions during the day for the valleys. Highs mid
90s to 105. Overnight lows mainly in the upper 50s and 60s
* WHERE...Anatone, Nezperce, Peola, Soldiers Meadow Road, Mountain
Road, Craigmont, Winchester, Kamiah, and Cloverland Road.
* WHEN...For the Heat Advisory, until 11 AM PDT Saturday. For the
Excessive Heat Warning, from 11 AM Saturday to 8 PM PDT Monday.
* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses.