NOAA Current Watches-WA

* WHAT...Dangerously hot conditions with heat index values or 100 degrees and higher Friday through Tuesday and possibly longer. * WHERE...Portions of central, north central, and northeast Oregon and central, south central, and southeast Washington. * WHEN...From Friday afternoon through Tuesday evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events.

* WHAT...Dangerously hot conditions with temperatures 100 to 105 expected. Overnight temperatures will also be very warm and limit chances to recover from the heat, with lows ranging from the mid 60s to low 70s. * WHERE...Portions of northwest and west central Oregon and southwest Washington. * WHEN...From noon Thursday to 11 PM PDT Sunday. The hottest temperatures are expected Friday through Sunday, peaking on Saturday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. * ADDITIONAL DETAILS...There is a 25-35 percent chance that temperatures will exceed 110 degrees on Saturday, and a 10-15 percent chance that temperatures will exceed 110 degrees Friday and Sunday.

* WHAT...Dangerously hot conditions with temperatures up to 103 possible. * WHERE...Portions of northwest and west central Oregon and southwest Washington. * WHEN...From Thursday afternoon through Sunday evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...A portion of Northeast Washington, including the following county, Pend Oreille. * WHEN...Until 530 PM PDT. * IMPACTS...Ponding of water on roadways, including Highway 20 10 miles north of Cusick. * ADDITIONAL DETAILS... - At 337 PM PDT, Doppler radar indicated heavy rain due to thunderstorms. Minor flooding is ongoing or expected to begin shortly in the advisory area. Between 1 and 2 inches of rain have fallen. - Additional rainfall amounts up to 0.5 inches are expected over the area. This additional rain will result in minor flooding. - Some locations that will experience flooding include... mainly rural areas of Central Pend Oreille County - http://www.weather.gov/safety/flood

* WHAT...Dangerously hot conditions with temperatures up to 102 possible. * WHERE...Portions of northwest and west central Oregon and southwest Washington. * WHEN...From Thursday afternoon through Sunday evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

Patchy dense dog has been observed on traffic webcams across northeast Washington. Visibilities will drop as low as a quarter of a mile at times. Slow down, increase following distance, and use low beam headlights in dense fog.

At 800 PM PDT, Doppler radar was tracking a strong thunderstorm near Suncrest, or 16 miles northwest of Spokane, moving east at 15 mph. HAZARD...Winds in excess of 30 mph and half inch 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. Heavy downpours and lightning are also expected. Locations impacted include... Deer Park, Chattaroy, Milan, and Elk. This includes the following highways... U.S. Highway 2 in Washington between mile markers 300 and 313. U.S. Highway 395 in Washington between mile markers 171 and 182.

At 151 PM PDT, Doppler radar was tracking a cluster of strong thunderstorms along a line extending from 16 miles northwest of Newport to 13 miles southeast of Chewelah. Movement was east at 10 mph. HAZARD...Winds in excess of 30 mph and half inch 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. Brief heavy downpours and lightning are also expected. Locations impacted include... Cusick, Usk, Dalkena, Bead Lake Campground, and South Skookum Lake Campground.

At 135 PM PDT, Doppler radar was tracking a cluster of strong thunderstorms 17 miles southwest of Nordman, or 22 miles northwest of Priest River, moving east at 15 mph. HAZARD...Winds in excess of 30 mph and half inch 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. Heavy downpours and occasional lightning are also expected. Locations impacted include... Browns Lake Campground and South Skookum Lake Campground.

At 132 PM PDT, Doppler radar was tracking a strong thunderstorm near Deer Park, or 23 miles north of Spokane, moving east at 15 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 also expected. Locations impacted include... Deer Park, Milan, Diamond Lake, and Elk. This includes the following highways... U.S. Highway 2 in Washington between mile markers 307 and 330. U.S. Highway 395 in Washington between mile markers 177 and 180.

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.