...RED FLAG WARNING FOR LIGHTNING FOR FIRE WEATHER ZONES 672 AND
673 BELOW 3000 FEET THROUGH THIS AFTERNOON...
.Thunderstorms are ongoing this morning and will continue into the
afternoon. Storms today should be wetter but unlikely to produce
wetting rains in all areas, especially on the edges of storms.
* AFFECTED AREA...In Oregon, Fire Weather Zones 672 Southern
Grasslands and 673 Central Canyonlands below 3000 feet.
* TIMING...Until 6 PM MDT /5 PM PDT/ this evening.
* IMPACTS...Any fire that develops will catch and spread
quickly. Outdoor burning is not recommended.
* THUNDERSTORMS...Scattered.
* OUTFLOW WINDS...Up to 40 mph.
...HOT, DRY, AND BREEZY TUESDAY AND WEDNESDAY...
.Afternoon Cascade gap winds will develop Wednesday afternoons
across central Washington with hot temperatures in the 80s and
90s and dry conditions.
* Affected Area: Fire Weather Zone 705 Foothills of Central
Washington Cascades (Zone 705), Fire Weather Zone 706
Waterville Plateau (Zone 706) and Fire Weather Zone 707
Western Columbia Basin (Zone 707).
* Winds: West 10 to 20 mph with gusts up to 35 mph.
* Relative Humidities: 8 to 20 percent.
* Impacts: Risk of rapidly spreading fires.
...HOT, DRY, AND BREEZY TUESDAY AND WEDNESDAY...
.Afternoon Cascade gap winds will develop Wednesday afternoons
across central Washington with hot temperatures in the 80s and 90s
and dry conditions.
* Affected Area: Fire Weather Zone 707 Western Columbia Basin
(Zone 707).
* Winds: Southwest 10 to 15 mph with gusts up to 30 mph.
* Relative Humidities: 11 to 19 percent.
* Impacts: Risk of rapidly spreading fires.
...HOT, DRY, AND BREEZY TUESDAY AND WEDNESDAY...
.Afternoon Cascade gap winds will develop Wednesday afternoons
across central Washington with hot temperatures in the 80s and 90s
and dry conditions.
* Affected Area: Fire Weather Zone 705 Foothills of Central
Washington Cascades (Zone 705) and Fire Weather Zone 706
Waterville Plateau (Zone 706).
* Winds: West 10 to 20 mph with gusts up to 35 mph
* Relative Humidities: 8 to 21 percent.
* Impacts: Risk of rapidly spreading fires.
...BREEZY WINDS AND LOW HUMIDITY EXPECTED WEDNESDAY...
.Winds are expected to increase again through the Kittitas
Valley tomorrow afternoon. This, combined with another day of low
RHs, will make for increased risks for wildfire spread,
especially during the late afternoon and evening hours when winds
are expected to peak.
* AFFECTED AREA...Fire Weather Zone 690 Kittitas Valley.
* TIMING...Until 8 PM PDT Wednesday.
* WINDS...Northwest 15 to 25 mph with gusts up to 40 mph.
* RELATIVE HUMIDITY...As low as 14 percent.
* IMPACTS...Any fire that develops will catch and spread
quickly. Outdoor burning is not recommended.
At 727 PM MDT/627 PM PDT/, Doppler radar was tracking strong winds
associated with a line of thunderstorms extending from near Sumpter
to 7 miles northeast of Bully Creek Reservoir to near Malloy Ranch.
Movement was east at 30 mph. This line currently extends from
southwest Baker County into east-central Malheur County.
HAZARD...Wind gusts of 45 to 55 mph and pea size hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Areas of blowing dust reducing
visibilities. Minor damage to outdoor objects is possible.
Strong thunderstorms will be near...
Vale, Rockville, Malheur Reservoir, and Brogan around 730 PM MDT.
Salisbury around 640 PM PDT.
Brosman Mountain, Wilder, and Moores Hollow around 740 PM MDT.
Farewell Bend State Park and Baker City around 650 PM PDT.
Fruitland and Greenleaf around 750 PM MDT.
Durkee around 700 PM PDT.
Sand Hollow, Notus, and Givens Hot Springs around 800 PM MDT.
Flagstaff Hill around 710 PM PDT.
Henley Basin, Walters Ferry, and Guffey around 810 PM MDT.
At 329 PM PDT, Doppler radar was tracking a strong thunderstorm 9
miles northeast of Millican, or 22 miles south of Prineville, moving
northeast at 25 mph.
HAZARD...Wind gusts up to 50 mph and pea size hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor hail damage to vegetation is
possible.
Locations impacted include...
Millican and Post.
At 320 PM PDT, Doppler radar was tracking a strong thunderstorm near
Brogan Hill Summit, or 36 miles west of Weiser, moving northeast at
20 mph.
HAZARD...Wind gusts up to 50 mph and half inch hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Areas of blowing dust reducing
visibilities. Minor damage to outdoor objects is possible.
This strong thunderstorm will be near...
Brogan Hill Summit around 430 PM MDT.
At 319 PM PDT, Doppler radar was tracking a strong thunderstorm over
Hampton, or 51 miles southeast of Prineville, moving northeast at 30
mph.
HAZARD...Wind gusts up to 50 mph and pea size hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor hail damage to vegetation is
possible.
Locations impacted include...
Hampton.
* WHAT...Heat index values up to 92.
* WHERE...Gifford, Oakesdale, Lewiston Grade, Lapwai, Peck, Tekoa,
Odessa, Pullman, Pomeroy, Alpowa Summit, Grand Coulee, La Crosse,
Ritzville, Coulee City, Clarkston, Colfax, Culdesac, Harrington,
Rosalia, Wilbur, Uniontown, Creston, and Lewiston.
* WHEN...Until 9 PM PDT this evening.
* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses.
* WHAT...Hot conditions with high temperatures between 95 and 105.
* WHERE...Othello, Cashmere, Chelan, Quincy, Pangborn Airport,
Entiat, Number 1 Canyon, Number 2 Canyon, Wenatchee, Ephrata, and
Moses Lake.
* WHEN...Until 9 PM PDT this evening.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat and high humidity events.
...HOT, DRY, AND BREEZY TUESDAY AND WEDNESDAY...
.Afternoon Cascade gap winds will develop Tuesday and Wednesday
afternoons across central Washington with hot temperatures in the
80s and 90s and dry conditions.
The National Weather Service in Spokane has issued a Red Flag
Warning for wind and low relative humidity, which is in effect
from 2 PM to 8 PM PDT Wednesday.
* Affected Area: Fire Weather Zone 707 Western Columbia Basin
(Zone 707).
* Winds: Southwest 10 to 15 mph with gusts up to 30 mph.
* Relative Humidities: 11 to 19 percent.
* Impacts: Risk of rapidly spreading fires.
...HOT, DRY, AND BREEZY TUESDAY AND WEDNESDAY...
.Afternoon Cascade gap winds will develop Tuesday and Wednesday
afternoons across central Washington with hot temperatures in the
80s and 90s and dry conditions.
The National Weather Service in Spokane has issued a Red Flag
Warning for wind and low relative humidity, which is in effect
from 2 PM to 8 PM PDT Wednesday.
* Affected Area: Fire Weather Zone 705 Foothills of Central
Washington Cascades (Zone 705) and Fire Weather Zone 706
Waterville Plateau (Zone 706).
* Winds: West 10 to 20 mph with gusts up to 35 mph.
* Relative Humidities: 8 to 21 percent.
* Impacts: Risk of rapidly spreading fires.
...HOT, DRY, AND BREEZY TUESDAY AND WEDNESDAY...
.Afternoon Cascade gap winds will develop Tuesday and Wednesday
afternoons across central Washington with hot temperatures in the
80s and 90s and dry conditions.
The National Weather Service in Spokane has issued a Red Flag
Warning for wind and low relative humidity, which is in effect
from 2 PM to 8 PM PDT Wednesday.
* Affected Area: Fire Weather Zone 705 Foothills of Central
Washington Cascades (Zone 705) and Fire Weather Zone 706
Waterville Plateau (Zone 706).
* Winds: West 10 to 20 mph with gusts up to 35 mph.
* Relative Humidities: 8 to 21 percent.
* Impacts: Risk of rapidly spreading fires.
* WHAT...Temperatures 95 to 100 degrees.
* WHERE...Oregon Lower Treasure Valley.
* WHEN...Until 10 PM MDT /9 PM PDT/ this evening.
* IMPACTS...Hot temperatures may cause heat illnesses, especially
for the young, elderly, and animals.
...RED FLAG WARNING FOR LIGHTNING FOR FIRE WEATHER ZONES 672 AND
673 BELOW 3000 FEET THROUGH WEDNESDAY AFTERNOON...
.Scattered thunderstorms will continue to develop this afternoon
into this evening. These storms will produce gusty outflow winds
and little rainfall. A lull in activity is expected overnight
before storms increase again Wednesday morning. The storms
Wednesday should be wetter but unlikely to produce wetting rains
in all areas.
* THUNDERSTORMS...Scattered.
* OUTFLOW WINDS...Up to 60 mph.
...BREEZY WINDS AND LOW HUMIDITY EXPECTED TODAY AND TUESDAY...
.Winds are expected to increase through the Kittitas Valley,
Columbia River Gorge, and into the Columbia Basin again in the
afternoon Tuesday. This, combined with very low RHs due to the
ongoing heat wave, will make for increased risks for wildfire
spread, especially during the afternoon and early evening hours
Tuesday.
* AFFECTED AREA...Fire Weather Zones 690 Kittitas Valley and 691
Lower Columbia Basin of Washington.
* TIMING...Until 8 PM PDT this evening.
* WINDS...West 10 to 20 mph with gusts up to 25 mph.
* RELATIVE HUMIDITY...As low as 12 percent.
* IMPACTS...Any fire that develops will catch and spread
quickly. Outdoor burning is not recommended.
...BREEZY WINDS AND LOW HUMIDITY EXPECTED TODAY AND TUESDAY...
.Winds are expected to increase through the Kittitas Valley,
Columbia River Gorge, and into the Columbia Basin again in the
afternoon Tuesday. This, combined with very low RHs due to the
ongoing heat wave, will make for increased risks for wildfire
spread, especially during the afternoon and early evening hours
Tuesday.
The National Weather Service in Pendleton has issued a Red Flag
Warning for wind and low relative humidity, which is in effect
until 8 PM PDT this evening.
* AFFECTED AREA...Fire Weather Zone 691 Lower Columbia Basin of
Oregon.
* TIMING...Until 8 PM PDT this evening.
* WINDS...West 15 to 20 mph with gusts up to 30 mph.
* RELATIVE HUMIDITY...As low as 12 percent.
* IMPACTS...Any fire that develops will catch and spread
quickly. Outdoor burning is not recommended.