Gilliam County, OR
Alerts
Alerts are listed in order of start time and level of severity. Click on the alert title to read details for each alert.
In effect from Wednesday 04/22 2:00 AM PDT – Wednesday 04/22 8:00 PM PDT
Issued by NWS Pendleton OR
What
Wet snow expected. Total snow accumulations of 4 to 8 inches above 4500 feet with locally higher amounts above 5000 feet. Winds gusting as high as 50 mph.
Where
Southern Blue Mountains of Oregon.
When
From 2 AM to 8 PM PDT Wednesday.
Impacts
Periods of moderate and heavy snow will combine with low visibilities to create difficult driving conditions. Gusty winds could bring down tree branches.
Additional Details
Lower snow accumulations are forecast between 4000 and 4500 feet.
What to do
Slow down and use caution while traveling. The latest road conditions can be obtained by visiting tripcheck.com online, or by calling 5 1 1.
Areas impacted
- Southern Blue Mountains of Oregon
Tips to stay safe
A Winter Weather Advisory means that your area can expect or is seeing some amount of snow, ice, or sleet. Weather conditions may be inconvenient or even dangerous.
- Plan for any travel to take extra time.
- Slow down and use caution while driving.
- Stay tuned for updates here or through local radio and news.
In effect from Wednesday 04/22 5:00 AM PDT – Wednesday 04/22 11:00 PM PDT
Issued by NWS Pendleton OR
What
West winds 25 to 35 mph with gusts up to 55 mph expected.
Where
Foothills of the Blue Mountains of Oregon and Washington, Eastern Columbia River Gorge of Oregon and Washington, Lower Columbia Basin of Oregon, North Central Oregon, and Simcoe Highlands.
When
From 5 AM to 11 PM PDT Wednesday.
Impacts
Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.
What to do
Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution.
Areas impacted
- Eastern Columbia River Gorge of Oregon
- Lower Columbia Basin of Oregon
- Foothills of the Northern Blue Mountains of Oregon
- Foothills of the Southern Blue Mountains of Oregon
- North Central Oregon
- Eastern Columbia River Gorge of Washington
- Foothills of the Blue Mountains of Washington
- Simcoe Highlands
In effect from Tuesday 04/21 11:00 PM PDT – Thursday 04/23 11:00 PM PDT
Issued by NWS Pendleton OR
Heavy rainfall is expected to develop over portions of southeast Washington and northeast Oregon tonight through Thursday morning.
What
Flooding caused by excessive rainfall is possible.
Where
Portions of Oregon, including the following areas, Foothills of the Northern Blue Mountains of Oregon, Foothills of the Southern Blue Mountains of Oregon and Northern Blue Mountains of Oregon and southeast Washington, including the following area, Foothills of the Blue Mountains of Washington.
When
From 11 PM PDT this evening through Thursday evening.
Impacts
Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations.
Additional Details
- The Blue Mountains are expected to receive 3 to 4 inches and the Blue Mountain Foothills are expected to receive 1.5 to 2.5 inches. These rain amounts may lead to flooding, especially along small creeks and streams. Any flooding that develops is not expected to reach the levels seen in mid March 2026.
- Http://www.weather.gov/safety/flood
What to do
You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.
Areas impacted
- Northern Blue Mountains of Oregon
- Foothills of the Northern Blue Mountains of Oregon
- Foothills of the Southern Blue Mountains of Oregon
- Foothills of the Blue Mountains of Washington
Tips to stay safe
A Flood Watch means the area may experience a dangerous flooding event, and being prepared may save lives and property.
- Be aware of low-lying areas along your travel routes that are most likely to flood.
- Check your home’s emergency supplies, and make sure all members of the household know your emergency plan.
- Stay tuned for local weather updates on the situation as it develops.
If a Flood Warning is issued, it means that dangerous flooding is expected or already happening.
- Never walk, swim, or drive through flood waters or flooded roads.
- Stay away from areas where water levels can rise rapidly, like storm drains, culverts, creeks and streams.
If your home is likely to flood, or if authorities tell you to evacuate, do so immediately and move to higher ground.
Briefing
From the forecaster
Wind Advisory
Created by the NWS Pendleton WFO
A wind advisory is in effect from this evening through Wednesday evening for portions of the area.
Seven-day weather risk overview
Daily weather risk summary
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