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Freezing Fog Advisory issued December 10 at 7:44AM PST until December 10 at 12:00PM PST by NWS Pendleton OR

6 months 3 weeks ago
* WHAT...Visibility one quarter to one half mile in freezing fog. * WHERE...In Oregon, Foothills of the Northern Blue Mountains of Oregon, Grande Ronde Valley, Lower Columbia Basin of Oregon, and Northern Blue Mountains of Oregon. In Washington, Yakima Valley and Foothills of the Blue Mountains of Washington. * WHEN...Until noon PST today. * IMPACTS...Low visibility and slick roads could make driving conditions hazardous.
NWS

Freezing Fog Advisory issued December 10 at 7:44AM PST until December 10 at 12:00PM PST by NWS Pendleton OR

6 months 3 weeks ago
* WHAT...Visibility one quarter to one half mile in freezing fog. * WHERE...In Oregon, Foothills of the Northern Blue Mountains of Oregon, Grande Ronde Valley, Lower Columbia Basin of Oregon, and Northern Blue Mountains of Oregon. In Washington, Yakima Valley and Foothills of the Blue Mountains of Washington. * WHEN...Until noon PST today. * IMPACTS...Low visibility and slick roads could make driving conditions hazardous.
NWS

Winter Weather Advisory issued December 10 at 7:36AM PST until December 10 at 2:00PM PST by NWS Spokane WA

6 months 3 weeks ago
* WHAT...Areas of freezing drizzle and freezing fog. * WHERE...Portions of North and North Central Idaho and Northeast and Southeast Washington. * WHEN...Until 2 PM PST this afternoon. * IMPACTS...Freezing drizzle and freezing fog creating slick road conditions. * ADDITIONAL DETAILS...Temperatures in the region are around 27 to 32 degrees with freezing drizzle and freezing fog being observed. Spokane downtown is 34 degrees so impacts are not expected there. Outlying areas are cooler this morning.
NWS

Dense Fog Advisory issued December 10 at 4:12AM PST until December 10 at 12:00PM PST by NWS Spokane WA

6 months 3 weeks ago
* WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Waterville, Creston, Coulee City, Harrington, Badger Mountain Road, Mansfield, Wilbur, and Ritzville. * WHEN...Until noon PST today. * IMPACTS...Low visibility could make driving conditions hazardous. In addition, below freezing temperatures could result in slick roads and sidewalks.
NWS

Freezing Fog Advisory issued December 10 at 2:50AM PST until December 10 at 12:00PM PST by NWS Pendleton OR

6 months 3 weeks ago
* WHAT...Visibility one quarter mile or less in dense freezing fog. * WHERE...In Oregon, Foothills of the Northern Blue Mountains of Oregon, Grande Ronde Valley, Lower Columbia Basin of Oregon, and Northern Blue Mountains of Oregon. In Washington, Yakima Valley and Foothills of the Blue Mountains of Washington. * WHEN...Until noon PST today. * IMPACTS...Low visibility could make driving conditions hazardous. Below freezing temperatures could make for slick roads in areas under fog.
NWS

Freezing Fog Advisory issued December 10 at 2:50AM PST until December 10 at 12:00PM PST by NWS Pendleton OR

6 months 3 weeks ago
* WHAT...Visibility one quarter mile or less in dense freezing fog. * WHERE...In Oregon, Foothills of the Northern Blue Mountains of Oregon, Grande Ronde Valley, Lower Columbia Basin of Oregon, and Northern Blue Mountains of Oregon. In Washington, Yakima Valley and Foothills of the Blue Mountains of Washington. * WHEN...Until noon PST today. * IMPACTS...Low visibility could make driving conditions hazardous. Below freezing temperatures could make for slick roads in areas under fog.
NWS

Dense Fog Advisory issued December 10 at 2:31AM PST until December 10 at 10:00AM PST by NWS Portland OR

6 months 3 weeks ago
* WHAT...Visibility one quarter mile or less in dense fog. * WHERE...South Willamette Valley, Lower Columbia River and Cowlitz River Valleys, Tualatin Valley, Portland West Hills and Chehalem Mountain, East Central Willamette Valley, and South Washington Cascade Foothills. * WHEN...Until 10 AM PST this morning. * IMPACTS...Low visibility could make driving conditions hazardous. * ADDITIONAL DETAILS...In areas with temperatures below 30 degrees, fog may freeze on surfaces and accumulate. Freezing fog is not expected to be widespread.
NWS

Dense Fog Advisory issued December 10 at 2:31AM PST until December 10 at 10:00AM PST by NWS Portland OR

6 months 3 weeks ago
* WHAT...Visibility one quarter mile or less in dense fog. * WHERE...In Oregon, Inner Portland Metro. In Washington, Inner Vancouver Metro and North Clark County Lowlands. * WHEN...Until 10 AM PST this morning. * IMPACTS...Low visibility could make driving conditions hazardous. * ADDITIONAL DETAILS...In areas with temperatures below 30 degrees, fog may freeze on surfaces and accumulate. Freezing fog is not expected to be widespread. As the winds become easterly, fog will lift in the eastern metro area.
NWS

Dense Fog Advisory issued December 10 at 2:31AM PST until December 10 at 10:00AM PST by NWS Portland OR

6 months 3 weeks ago
* WHAT...Visibility one quarter mile or less in dense fog. * WHERE...South Willamette Valley, Lower Columbia River and Cowlitz River Valleys, Tualatin Valley, Portland West Hills and Chehalem Mountain, East Central Willamette Valley, and South Washington Cascade Foothills. * WHEN...Until 10 AM PST this morning. * IMPACTS...Low visibility could make driving conditions hazardous. * ADDITIONAL DETAILS...In areas with temperatures below 30 degrees, fog may freeze on surfaces and accumulate. Freezing fog is not expected to be widespread.
NWS

Dense Fog Advisory issued December 10 at 2:31AM PST until December 10 at 10:00AM PST by NWS Portland OR

6 months 3 weeks ago
* WHAT...Visibility one quarter mile or less in dense fog. * WHERE...In Oregon, Inner Portland Metro. In Washington, Inner Vancouver Metro and North Clark County Lowlands. * WHEN...Until 10 AM PST this morning. * IMPACTS...Low visibility could make driving conditions hazardous. * ADDITIONAL DETAILS...In areas with temperatures below 30 degrees, fog may freeze on surfaces and accumulate. Freezing fog is not expected to be widespread. As the winds become easterly, fog will lift in the eastern metro area.
NWS

Beach Hazards Statement issued December 10 at 2:25AM PST until December 10 at 4:00PM PST by NWS Medford OR

6 months 3 weeks ago
* WHAT...A moderate risk of sneaker waves is expected. * WHERE...The beaches and shorelines of Curry, Coos, and Douglas counties. * WHEN...From Monday evening through Tuesday afternoon. * IMPACTS...Sneaker waves can run up significantly farther on beaches than normal, including over rocks and jetties. These waves can suddenly knock people off of their feet and quickly pull them into the cold ocean waters, resulting in serious injury or death. Waves may also lift driftwood logs, trapping anyone caught underneath. * View the hazard area in detail at https://www.wrh.noaa.gov/map/?wfo=mfr
NWS

Air Stagnation Advisory issued December 10 at 3:19AM MST until December 12 at 2:00PM MST by NWS Boise ID

6 months 3 weeks ago
* WHAT...An extended period of stagnant air, with light winds and little vertical mixing. This is due to an inversion near the surface that will continue to trap pollutants. * WHERE...Portions of southwest and west central Idaho and northeast and southeast Oregon. * WHEN...Until 2 PM MST /1 PM PST/ Thursday. * IMPACTS...Poor air quality may cause issues for people with respiratory problems.
NWS

Air Stagnation Advisory issued December 10 at 3:19AM MST until December 12 at 2:00PM MST by NWS Boise ID

6 months 3 weeks ago
* WHAT...For the Air Stagnation Advisory, an extended period of stagnant air, with light winds and little vertical mixing. This is due to an inversion near the surface that will continue to trap pollutants. For the Dense Fog Advisory, visibility one quarter mile or less in dense fog. * WHERE...Portions of southwest and west central Idaho and southeast Oregon. * WHEN...For the Air Stagnation Advisory, until 2 PM MST Thursday. For the Dense Fog Advisory, until noon MST today. * IMPACTS...Poor air quality may cause issues for people with respiratory problems. Low visibility could make driving conditions hazardous.
NWS