At 127 PM PDT, Doppler radar was tracking a cluster of strong
thunderstorms over Fairchild AFB, or 9 miles northwest of Cheney,
moving east at 20 mph.
HAZARD...Winds in excess of 30 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 outdoor objects is
possible. Localized brief heavy downpours are also possible.
This strong thunderstorm will be near...
Airway Heights and Fairchild AFB around 135 PM PDT.
Spokane around 150 PM PDT.
Spokane Valley around 210 PM PDT.
Dishman around 215 PM PDT.
Other locations impacted by this storm include Marshall, Four Lakes,
Deep Creek, Opportunity, and Veradale.
This includes the following highways...
Interstate 90 in Washington between mile markers 262 and 291.
U.S. Highway 2 in Washington between mile markers 270 and 299.
U.S. Highway 195 in Washington between mile markers 86 and 95.
U.S. Highway 395 in Washington between mile markers 165 and 169.
At 501 PM PDT, Doppler radar was tracking a strong thunderstorm 11
miles southeast of Nespelem Community, or 40 miles southeast of Omak,
moving northeast at 35 mph.
HAZARD...Wind gusts up to 50 mph, pea size hail, infrequent
lightning and brief heavy rain.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects.
Locations impacted include...
Keller and the southeastern portion of Chuweah Creek Fire burn scar.
* AFFECTED AREA...Fire Weather Zones 640 Central Mountains of
Oregon, 641 Lower Columbia Basin of Oregon and 691 Lower
Columbia Basin.
* WINDS...West 15 to 25 mph with gusts up to 35 mph.
* RELATIVE HUMIDITY...As low as 10 to 15 percent.
* IMPACTS...The combination of wind and low relative humidity is
conducive to rapid fire spread and extreme fire behavior for new
and existing fires.
* WHAT...Northwest winds 20 to 30 mph with gusts up to 45 mph.
* WHERE...Kittitas Valley.
* WHEN...Until midnight PDT tonight.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
...DRY AND BREEZY CONDITIONS TODAY...
.A strong dry cold front passing through today will produce gusty
winds and low relative humidity.
* Affected Area: Fire Weather Zone 702 Colville Reservation, Fire
Weather Zone 703 Okanogan Valley, Fire Weather Zone 705
Foothills of Central Washington Cascades, Fire Weather Zone 706
Waterville Plateau, Fire Weather Zone 707 Western Columbia
Basin, Fire Weather Zone 708 Eastern Columbia Basin -Palouse -
Spokane Area and Fire Weather Zone 709 Lower Palouse -Snake
River.
* Winds: West 15 to 30 mph with gusts up to 45 mph.
* Relative Humidities: 11 to 22 percent.
* Impacts: Any new or existing fires will have the potential to
spread rapidly.
* WHAT...Northwest winds 25 to 35 mph with gusts up to 50 mph.
* WHERE...Kittitas Valley.
* WHEN...Until midnight PDT tonight.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down.
...DRY AND BREEZY CONDITIONS TODAY...
.A dry and strong cold front will produce gusty winds and low
relative humidity across the Lower Columbia Basin down to central
Oregon this afternoon and evening.
* AFFECTED AREA...Fire Weather Zones 641 Lower Columbia Basin of
Oregon and 691 Lower Columbia Basin.
* WINDS...West 20 to 25 mph with gusts up to 35 mph.
* RELATIVE HUMIDITY...As low as 15 percent.
* IMPACTS...Windy conditions combined with low RHs will result
in rapid fire spread and extreme fire behavior.
* WHAT...Northwest winds 25 to 35 mph with gusts up to 50 mph
expected.
* WHERE...Kittitas Valley.
* WHEN...From 5 AM Sunday to midnight PDT Sunday Night.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
...DRY AND BREEZY CONDITIONS SUNDAY...
.A dry and strong cold front on Sunday will produce gusty winds
and low relative humidity through the Lower Columbia Basin.
* AFFECTED AREA...Fire Weather Zones 641 Lower Columbia Basin of
Oregon and 691 Lower Columbia Basin.
* WINDS...West 20 to 25 mph with gusts up to 40 mph.
* RELATIVE HUMIDITY...As low as 15 percent.
* IMPACTS...Windy conditions combined with low RHs will result
in rapid fire spread and extreme fire behavior.
...DRY AND BREEZY CONDITIONS SUNDAY...
.A strong dry cold front on Sunday will produce gusty winds and
low relative humidity.
* Affected Area: Fire Weather Zone 702 Colville Reservation
(Zone 702), Fire Weather Zone 707 Western Columbia Basin (Zone
707), Fire Weather Zone 708 Eastern Columbia Basin -Palouse -
Spokane Area (Zone 708) and Fire Weather Zone 709 Lower
Palouse -Snake River (Zone 709).
* Winds: West 15 to 25 mph with gusts up to 40 mph.
* Relative Humidities: 11 to 20 percent.
* Impacts: Any new or existing fires will have the potential to
spread rapidly.
...DRY AND BREEZY CONDITIONS SUNDAY...
.A strong dry cold front on Sunday will produce gusty winds and
low relative humidity.
The National Weather Service in Spokane has issued a Red Flag
Warning for wind and low relative humidity, which is in effect
from 1 PM to 8 PM PDT Sunday.
* Affected Area: Fire Weather Zone 703 Okanogan Valley (Zone
703), Fire Weather Zone 705 Foothills of Central Washington
Cascades (Zone 705) and Fire Weather Zone 706 Waterville
Plateau (Zone 706).
* Winds: West 20 to 30 mph with gusts up to 45 mph.
* Relative Humidities: 12 to 22 percent.
* Impacts: Any new or existing fires will have the potential to
spread rapidly.
* WHAT...Northwest winds 25 to 35 mph with gusts up to 50 mph
expected.
* WHERE...Kittitas Valley.
* WHEN...From 5 AM Sunday to midnight PDT Sunday Night.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
...DRY AND BREEZY CONDITIONS SUNDAY...
.A strong dry cold front on Sunday will produce gusty winds and
low relative humidity.
The National Weather Service in Spokane has issued a Red Flag
Warning for wind and low relative humidity, which is in effect
from 1 PM to 8 PM PDT Sunday. The Fire Weather Watch is no longer
in effect.
* Affected Area: Fire Weather Zone 702 Colville Reservation, Fire
Weather Zone 707 Western Columbia Basin, Fire Weather Zone 708
Eastern Columbia Basin- Palouse- Spokane Area and Fire Weather
Zone 709 Lower Palouse- Snake River.
* Winds: Southwest 15 to 25 mph with gusts up to 40 mph.
* Relative Humidities: 12 to 20 percent.
* Impacts: Any new or existing fires will have the potential to
spread rapidly.
...DRY AND BREEZY CONDITIONS SUNDAY...
.A dry and strong cold front on Sunday will produce gusty winds
and low relative humidity through the Lower Columbia Basin.
The National Weather Service in Pendleton has issued a Red Flag
Warning for wind and low relative humidity, which is in effect
from 1 PM to 8 PM PDT Sunday. The Fire Weather Watch is no longer
in effect.
* AFFECTED AREA...Fire Weather Zones 641 Lower Columbia Basin of
Oregon and 691 Lower Columbia Basin.
* WINDS...West 15 to 25 mph with gusts up to 40 mph.
* RELATIVE HUMIDITY...As low as 15 percent.
* IMPACTS...Windy conditions combined with low RHs will result
in rapid fire spread and extreme fire behavior.
...DRY AND BREEZY CONDITIONS SUNDAY...
.A dry and strong cold front on Sunday will produce gusty winds
and low relative humidity through the Lower Columbia Basin.
* AFFECTED AREA...Fire Weather Zones 641 Lower Columbia Basin of
Oregon and 691 Lower Columbia Basin.
* WINDS...West 15 to 25 mph with gusts up to 40 mph.
* RELATIVE HUMIDITY...As low as 15 percent.
* IMPACTS...Windy conditions combined with low RHs will result
in rapid fire spread and extreme fire behavior.
...DRY AND BREEZY CONDITIONS SUNDAY...
.A strong dry cold front on Sunday will produce gusty winds and
low relative humidity.
* Affected Area: Fire Weather Zone 702 Colville Reservation, Fire
Weather Zone 705 Foothills of Central Washington Cascades, Fire
Weather Zone 706 Waterville Plateau, Fire Weather Zone 707
Western Columbia Basin, Fire Weather Zone 708 Eastern Columbia
Basin -Palouse -Spokane Area and Fire Weather Zone 709 Lower
Palouse -Snake River.
* Winds: West 15 to 25 mph with gusts up to 45 mph.
* Relative Humidities: 15 to 25 percent.
* Impacts: Any new or existing fires will have the potential to
spread rapidly.
* WHAT...Northwest winds 25 to 35 mph with gusts up to 50 mph
expected.
* WHERE...Kittitas Valley.
* WHEN...From 5 AM Sunday to midnight PDT Sunday Night.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
...DRY AND BREEZY CONDITIONS SUNDAY...
.A dry and strong cold front on Sunday will produce gusty winds
and low relative humidity through the Lower Columbia Basin.
* AFFECTED AREA...Fire Weather Zones 641 Lower Columbia Basin of
Oregon and 691 Lower Columbia Basin.
* WINDS...West 15 to 25 mph with gusts up to 40 mph.
* RELATIVE HUMIDITY...As low as 15 percent.
* IMPACTS...Windy conditions combined with low RHs will result
in rapid fire spread and extreme fire behavior.
...DRY AND BREEZY CONDITIONS SUNDAY...
.A dry and strong cold front on Sunday will produce gusty winds
and low relative humidity through the Lower Columbia Basin.
The National Weather Service in Pendleton has issued a Fire
Weather Watch for wind and low relative humidity, which is in
effect from Sunday afternoon through Sunday evening.
* AFFECTED AREA...Fire Weather Zones 641 Lower Columbia Basin of
Oregon and 691 Lower Columbia Basin.
* WINDS...West 15 to 25 mph with gusts up to 40 mph.
* RELATIVE HUMIDITY...As low as 13 percent.
* IMPACTS...Windy conditions combined with low RHs will result
in rapid fire spread and extreme fire behavior.
...DRY AND BREEZY CONDITIONS SUNDAY...
.A strong dry cold front on Sunday will produce gusty winds and
low relative humidity.
The National Weather Service in Spokane has issued a Fire Weather
Watch for wind and low relative humidity, which is in effect from
Sunday afternoon through Sunday evening.
* Affected Area: Fire Weather Zone 702 Colville Reservation, Fire
Weather Zone 705 Foothills of Central Washington Cascades, Fire
Weather Zone 706 Waterville Plateau, Fire Weather Zone 707
Western Columbia Basin, Fire Weather Zone 708 Eastern Columbia
Basin-Palouse-Spokane Area, and Fire Weather Zone 709 Lower
Palouse-Snake River.
* Winds: West or Southwest 15 to 25 mph with gusts up to 40 mph.
* Relative Humidities: 12 to 22 percent.
* Impacts: Any new or existing fires will have the potential to
spread rapidly.
