At 854 AM PDT, Doppler radar was tracking a cluster of strong
thunderstorms near Schoolhouse Hill, or 23 miles northwest of
McDermitt, moving northeast at 25 mph.
HAZARD...Wind gusts up to 50 mph and nickel 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.
This strong thunderstorm will be near...
Schoolhouse Hill around 900 AM PDT.
Overshoe Pass around 1020 AM MDT.
* WHAT...Southwest winds 25 to 35 mph with gusts up to 50 mph
expected.
* WHERE...Portions of southwest Idaho and southeast Oregon.
* WHEN...Until midnight MDT /11 PM PDT/ tonight.
* IMPACTS...Gusty winds will blow around unsecured objects. Blowing
dust could reduce visibilities.
* WHAT...Southwest winds 25 to 35 mph with gusts up to 50 mph
expected.
* WHERE...Lake County and eastern Klamath County, Modoc County, and
Klamath Basin. This includes highway's 140, 31, 395, and 299. The
cities of Klamath Falls, Beatty, Bly, Lakeview, Valley Falls,
Summer Lake, Adel, Fort Rock, Silver Lake, Canby, Alturas, and
Likely.
* WHEN...Until 8 PM PDT this evening.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
* ADDITIONAL DETAILS...Winds will be strongest over the ridges.
* WHAT...Southwest winds 25 to 35 mph with gusts up to 50 mph
expected.
* WHERE...Portions of southwest Idaho and southeast Oregon.
* WHEN...From noon MDT /11 AM PDT/ today to midnight MDT /11 PM PDT/
tonight.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
* WHAT...Southwest winds 25 to 35 mph with gusts up to 50 mph
expected.
* WHERE...Portions of southwest Idaho and southeast Oregon.
* WHEN...From noon MDT /11 AM PDT/ Sunday to midnight MDT /11 PM
PDT/ Sunday Night.
* IMPACTS...Gusty winds will blow around unsecured objects. Blowing
dust could reduce visibilities.
* WHAT...Southwest winds 25 to 35 mph with gusts up to 50 mph
expected.
* WHERE...Portions of southwest Idaho and southeast Oregon.
* WHEN...From noon MDT /11 AM PDT/ Sunday to midnight MDT /11 PM
PDT/ Sunday Night.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
Blowing dust could reduce visibilities.
* WHAT...Temperatures as low as 32 to 36 will result in frost
formation.
* WHERE...Foothills of the Northern and Central Oregon Cascades,
North and Central Coast Range Valleys of Oregon, Outer Southeast
Portland Metro, Linn County Lowlands, Lane County Lowlands, Upper
Hood River Valley, North Clark County Lowlands, and South
Washington Cascade Foothills.
* WHEN...Until 7 AM PDT this morning.
* IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive
outdoor plants may be killed if left uncovered.
* ADDITIONAL DETAILS...In the Upper Hood River Valley, frost will
occur primarily at elevations above 1500 feet.
* WHAT...Temperatures as low as 32 to 36 will result in frost
formation.
* WHERE...Foothills of the Northern and Central Oregon Cascades,
North and Central Coast Range Valleys of Oregon, Outer Southeast
Portland Metro, Linn County Lowlands, Lane County Lowlands, Upper
Hood River Valley, North Clark County Lowlands, and South
Washington Cascade Foothills.
* WHEN...From midnight tonight to 7 AM PDT Monday.
* IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive
outdoor plants may be killed if left uncovered.
* ADDITIONAL DETAILS...In the Upper Hood River Valley, frost will
occur primarily at elevations above 1500 feet.
* WHAT...Temperatures between 32 and 26 degrees will result in frost
formation.
* WHERE...Upper Hood River Valley, Cascade Foothills of Marion and
Linn Counties, and Lane County Cascade Foothills.
* WHEN...From midnight tonight to 7 AM PDT Sunday.
* IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive
outdoor plants may be killed if left uncovered.
* ADDITIONAL DETAILS...In the Upper Hood River Valley, frost will
occur primarily at elevations above 1000 feet, and will be most
widespread at elevations above 1500 feet.
* WHAT...West winds 25 to 35 mph with gusts up to 50 mph expected.
* WHERE...Eastern Columbia River Gorge of Oregon and Washington, and
Kittitas Valley.
* WHEN...From 2 PM this afternoon to 11 PM PDT this evening.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
* WHAT...Sub-freezing temperatures as low as 29 expected.
* WHERE...In Oregon, Foothills of the Northern Blue Mountains of
Oregon. In Washington, Lower Columbia Basin of Washington and
Foothills of the Blue Mountains of Washington.
* WHEN...From midnight tonight to 9 AM PDT Thursday.
* IMPACTS...Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
* WHAT...Temperatures between 33 and 36 degrees will result in frost
formation.
* WHERE...Central and Southern Willamette Valley, Northern and
Central Coast Range Valleys and Mountains of Oregon, Foothills of
the Northern and Central Oregon Cascades, Lower Columbia River and
Cowlitz River Valleys, Tualatin Valley, Outer Southeast Portland
Metro, West Columbia River Gorge of Oregon above 500 ft, Willapa
Hills, North Clark County Lowlands, and South Washington Cascade
Foothills.
* WHEN...Until 9 AM PDT this morning.
* IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive
outdoor plants may be killed if left uncovered.
* WHAT...Sub-freezing temperatures between 28 and 32 degrees
expected.
* WHERE...Upper Hood River Valley.
* WHEN...Until 9 AM PDT this morning.
* IMPACTS...Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
* ADDITIONAL DETAILS...The coldest temperatures are forecast above
1000 feet elevation, between Odell and Parkdale.
* WHAT...Sub-freezing temperatures as low as 28 expected.
* WHERE...In Oregon, Foothills of the Northern Blue Mountains of
Oregon. In Washington, Kittitas Valley, Yakima Valley, and
Foothills of the Blue Mountains of Washington.
* WHEN...From midnight tonight to 9 AM PDT Tuesday.
* IMPACTS...Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
* ADDITIONAL DETAILS...Near or sub-freezing temperatures are most
likely in cold-prone valleys and areas sheltered from wind.
* WHAT...Sub-freezing temperatures as low as 28 expected.
* WHERE...In Oregon, Foothills of the Northern Blue Mountains of
Oregon. In Washington, Kittitas Valley, Yakima Valley, and
Foothills of the Blue Mountains of Washington.
* WHEN...From midnight tonight to 9 AM PDT Tuesday.
* IMPACTS...Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
* WHAT...Sub-freezing temperatures between 28 and 32 degrees
expected.
* WHERE...Upper Hood River Valley.
* WHEN...From midnight tonight to 9 AM PDT Tuesday.
* IMPACTS...Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
* ADDITIONAL DETAILS...The coldest temperatures are forecast above
1000 feet elevation, between Odell and Parkdale.
* WHAT...Temperatures between 33 and 36 degrees will result in frost
formation.
* WHERE...Central and Southern Willamette Valley, Northern and
Central Coast Range Valleys and Mountains of Oregon, Foothills of
the Northern and Central Oregon Cascades, Lower Columbia River and
Cowlitz River Valleys, Tualatin Valley, Outer Southeast Portland
Metro, West Columbia River Gorge of Oregon above 500 ft, Willapa
Hills, North Clark County Lowlands, and South Washington Cascade
Foothills.
* WHEN...From midnight tonight to 9 AM PDT Tuesday.
* IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive
outdoor plants may be killed if left uncovered.
* WHAT...Low temperatures ranging between 33 and 36 degrees will
result in frost formation.
* WHERE...Central and Southern Willamette Valley, Northern and
Central Coast Range Valleys and Mountains of Oregon, Foothills of
the Northern and Central Oregon Cascades, Lower Columbia River and
Cowlitz River Valleys, Tualatin Valley, Outer Southeast Portland
Metro, West Columbia River Gorge of Oregon above 500 ft, Upper
Hood River Valley, Willapa Hills, North Clark County Lowlands, and
South Washington Cascade Foothills.
* WHEN...From midnight tonight to 9 AM PDT Tuesday.
* IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive
outdoor plants may be killed if left uncovered.
* WHAT...Sub-freezing temperatures as low as 28 possible.
* WHERE...Lower Columbia Basin of Oregon and Washington, Foothills
of the Northern Blue Mountains of Oregon, Kittitas Valley, Yakima
Valley, and Foothills of the Blue Mountains of Washington.
* WHEN...From late tonight through Tuesday morning.
* IMPACTS...Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
* ADDITIONAL DETAILS...Near or sub-freezing temperatures are most
likely in cold-prone valleys and areas sheltered from wind.