Yamhill 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 Sunday 06/14 11:00 AM PDT – Tuesday 06/16 11:00 PM PDT
Issued by NWS Portland OR
What
Dangerously hot conditions with temperatures of 95 to 99 degrees F expected.
Where
Portland Metro Lowlands, Western Columbia River Gorge, Portland West Hills and Chehalem Mountain, Inner Vancouver Metro, and East Clark County Lowlands.
When
From 11 AM Sunday to 11 PM PDT Tuesday.
Impacts
Heat related illnesses increase significantly during extreme heat events.
Additional Details
Peak heating days will be Sunday and Monday with a slight cool down on Tuesday. Overnight temperatures will remain elevated Sunday night into Monday morning, and Monday night into Tuesday morning. Night time temperatures ranging from 63 to 67 degrees F will lead to poor overnight relief. There is currently a 15-30% chance that night time temperatures remain above 70 degrees F Sunday night into Monday morning, and less than a 10% chance Monday night into Tuesday morning. There is a 30-40% chance of high temperatures of 100 degrees F or more on Monday.
What to Do
Drink plenty of fluids, stay in a cool place during the heat of the day, stay out of the sunshine, and check up on relatives and neighbors. For those without air conditioning, use fans to keep air moving. Keeps windows closed during the day and open at night, unless air quality is degraded due to wildfire smoke.
Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.
Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke.
To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1.
Stay cool, stay hydrated, stay informed.
Monitor the latest forecasts and warnings for updates.
If you do not have air conditioning in your home or lack shelter, you can call 211 for assistance locating appropriate shelter from the heat.
Areas Impacted
- Tualatin Valley
- West Hills and Chehalem Mountains
- Inner Portland Metro
- East Portland Metro
- West Columbia River Gorge I-84 Corridor
- Inner Vancouver Metro
- East Clark County Lowlands
- West Columbia River Gorge - SR 14
Tips to Stay Safe
An Extreme Heat Warning means that extremely dangerous heat conditions are happening now or soon. You must take precautions to protect yourself and others from extreme heat.
- Stay inside in air conditioning if possible. If you don’t have air conditioning, go to a library, mall, or local cooling center.
- Drink plenty of water to stay hydrated, and wear loose, light-colored clothing.
- Check on friends, family, and neighbors, especially those who do not have air conditioning or spend much of their time alone.
- Reschedule outdoor activities for a cooler day.
- If you must be outdoors, take longer and more frequent breaks in the shade or air conditioning, and avoid the hottest parts of the day.
- Bring pets indoors if possible. If pets are left outside, make sure they have shade and plenty of cool water.
- Make sure you know the signs of heat-related illness and how to respond.
In effect from Sunday 06/14 11:00 AM PDT – Tuesday 06/16 11:00 PM PDT
Issued by NWS Portland OR
What
Temperatures of 90 to 96 degrees F expected.
Where
Central and Southern Willamette Valley, Northern and Central Coast Range Valleys and Mountains of Oregon, Foothills of the Northern and Central Oregon Cascades, Central Columbia River Gorge and the Hood River Valley, Willapa Hills and Adjacent River Valleys of Pacific and Wahkiakum Counties, Lower Columbia River and Cowlitz River Valleys, Outer Southeast Portland Metro, West Columbia River Gorge of Oregon above 500 ft, North Clark County Lowlands, and South Washington Cascade Foothills.
When
From 11 AM Sunday to 11 PM PDT Tuesday.
Impacts
Hot temperatures may cause heat illnesses.
Additional Details
Peak heating days will be Sunday and Monday with a slight cool down on Tuesday. Overnight temperatures will remain elevated Sunday night into Monday morning, and Monday night into Tuesday morning. Night time temperatures ranging from 60 to 65 degrees F will lead to limited overnight relief.
What to Do
Drink plenty of fluids, stay in a cool place during the heat of the day, stay out of the sunshine, and check up on relatives and neighbors. For those without air conditioning, use fans to keep air moving. Keeps windows closed during the day and open at night, unless air quality is degraded due to wildfire smoke.
Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke.
To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1.
Monitor the latest forecasts and warnings for updates.
Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.
For sheltering information and other human services, dial 2 1 1 during business hours or visit 211info.org in Oregon or wa211.org in Washington.
Areas Impacted
- North Oregon Coast Range Lowlands
- Central Oregon Coast Range Lowlands
- North Oregon Coast Range
- Central Oregon Coast Range
- Lower Columbia River
- Outer Southeast Portland Metro
- West Central Willamette Valley
- East Central Willamette Valley
- Benton County Lowlands
- Linn County Lowlands
- Lane County Lowlands
- West Columbia River Gorge of Oregon above 500 ft
- Upper Hood River Valley
- Central Columbia River Gorge I-84 Corridor
- Clackamas County Cascade Foothills
- Cascade Foothills of Marion and Linn Counties
- Lane County Cascade Foothills
- Willapa and Wahkiakum Lowlands
- Willapa Hills
- Cowlitz County Lowlands
- North Clark County Lowlands
- South Washington Cascade Foothills
- Central Columbia River Gorge - SR 14
Tips to Stay Safe
A Heat Advisory means dangerous heat conditions are happening now or soon. Take action before, during and after the heat to stay safe.
- Stay in air-conditioned spaces if possible. Find cooling centers or places with AC in your community that you can go to, like libraries or shopping malls.
- Stay hydrated and stock up on clean drinking water to get you through multiple days of heat.
- Reschedule outdoor activities for cooler times of the day, and take breaks in the shade or air conditioning.
- Cover windows with curtains or shades, or use window reflectors designed to reflect heat back outside.
- Check on friends, family, and neighbors, especially those who do not have air conditioning or spend much of their time alone.
Make sure you know the signs of heat-related illness and how to respond.
Briefings
From the Forecaster
Extreme Heat (Updated)
Created by the NWS Portland WFO
🌡️ An Extreme Heat Warning & Heat Advisory have been issued from Sunday, June 14th through Tuesday, June 16th. Update: Heat Advisory now includes the coast on Sunday, June 14th. Daytime temperatures from 92°F to 100°F with overnight lows of 63°F to 67°F are expected to impact the majority of the Willamette Valley from Sunday, June 14th through Tuesday June 16th, 2026. The Extreme Heat Warning is for the Greater Portland-Vancouver Metro, Western Columbia River Gorge, and Chehalem Mountains. The Heat Advisory is for all locations except for the Cascades, the Greater Portland-Vancouver, and Western Columbia River Gorge. Now is the time to prepare for hot temperatures! 🧢 Have sunscreen & light-colored, loose-fitted clothing 🥵 Avoid strenuous outdoor activities during the hottest part of the day if possible 💨 Find locations with air conditioning ⚠️ Beware of cold water shock: wear a life jacket when swimming in local rivers and lakes
Seven-day Weather Risk Overview
The graphic shows the daily risk summary for 7 days. Daily risk is based on highest risk factor for that day.
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