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Portland, OR

42° F
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Portland, OR Weather
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Today

 WinterCast Hourly Daily Radar MinuteCast Monthly Air Quality Health & Activities

Current Weather

12:36 PM

42°F
RealFeel® 41°
RealFeel Shade™ 39°
Air Quality Excellent
Wind SSW 4 mph
Wind Gusts 9 mph
Cloudy More Details

WinterCast

Late Wednesday Night - Thursday Afternoon

Little to no accumulation
Snow
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Current Air Quality

Today

11/30

18
AQI

Excellent

The air quality is ideal for most individuals; enjoy your normal outdoor activities.

Based on Current Pollutants

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Current Air Quality

Our current air quality index (AQI) provides information on the quality of air that you are breathing and its impact on your health. There are at least six different pollutants that we track that impact the cleanliness of air and your health.

Health & Activities
See all
Tree Pollen
Low
The risk of tree pollen symptoms is low.
Ragweed Pollen
Low
The risk for ragweed pollen symptoms is low.
Mold
High
The risk of mold allergy symptoms is high. Remove your shoes as soon as you return inside.
Grass Pollen
Low
The risk of grass pollen symptoms is low.
Dust & Dander
Low
The risk of dust and dander allergy symptoms is low.
Arthritis
Extremely High
The risk of experiencing weather-related arthritis pain is extremely high. Arthritis medication can help ease symptoms. Stay active with low-impact activities and stretching.
Sinus Pressure
Very High
The risk of weather-related sinus pressure is very high. Use a humidifier or vaporizer to ease symptoms.
Common Cold
High
The risk of catching a cold is high. Using a humidifier can help increase humidity, which may help fight symptoms.
Flu
Moderate
The risk of catching the flu is moderate.
Migraine
Low
The risk of suffering from a weather-related migraine is low.
Asthma
Moderate
The risk of asthma symptoms is moderate.
Fishing
Poor
Fishing conditions are poor.
Running
Poor
Conditions for running are poor. Lightening and extremely cold temperatures are unsafe for outdoor runners.
Golf
Poor
Conditions for golfing are poor. Do not play if there is a chance of lightning.
Biking & Cycling
Poor
Conditions for cycling are poor. Avoid outdoor activity if there is a chance of lightning or in extremely cold temperatures.
Beach & Pool
Poor
Conditions for a day at the beach or pool are poor. Stay out of the water if there is a chance of lightning. Only swim in water temperatures below 55 degrees if you have the proper gear.
Stargazing
Poor
Conditions for stargazing are poor.
Hiking
Poor
Conditions for hiking are poor.
Lawn Mowing
Poor
Conditions for lawn mowing are poor. Avoid mowing your lawn when it is wet, or temperatures are too cold.
Composting
Poor
Composting conditions are poor. Keep your compost area covered.
Outdoor Entertaining
Poor
Conditions for outdoor entertaining will be poor. Consider moving your party indoors or under some form of cover.
Air Travel
Great
Conditions for flying are great. Have a safe trip.
Driving
Fair
Conditions for driving are fair. Keep up with your car maintenance, such as inspecting your windshield wipers and checking your tire treads.
Mosquitos
Low
The risk for mosquito activity are low.
Indoor Pests
Extremely High
The risk for pest activity is extremely high. Keep windows and doors closed or ensure you have screens when open to prevent entry into your home.
Outdoor Pests
Low
The risk for pest activity is low.
See all

TODAY’S WEATHER FORECAST

11/30
45°Hi
RealFeel® 41°
Rain

TONIGHT’S WEATHER FORECAST

11/30
36°Lo
RealFeel® 27°
Rain and snow showers

TOMORROW’S WEATHER FORECAST

12/1
40°/ 31°
RealFeel® 36°
Showers of rain and snow

Looking Ahead

Mixed rain and snow late tonight to tomorrow afternoon

Snowfall Probability

Snow expected Thursday - see amounts

Portland Weather Radar

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