Weather in Portland General Electric Promontory Park Marina, United States
Weather Advisories
in the data behind our forecast?
Today's weather summary
The weather in Portland General Electric Promontory Park Marina on Tuesday, October 29th, is going to be cloudy throughout the day, with few clouds before dawn.
There's seems to be also high probability of some clouds before dawn at about 12 am.
Weather details for Portland General Electric Promontory Park Marina, on Tuesday, October 29th:
The maximum temperature of the day is going to be 44°F at about 3 pm. The day will have very high relative humidity, with average humidity of 70%, ranging from 35% to a maximum value of 92% at about midnight. The wind will be light, and will get up to 5 mph at midnight, blowing from the south-west. The cloud coverage will range from 11% around 4 am to as high as 100% around 11 pm with an average of 60%.
There is no probability for any precipitation throughout the day. The dew point will range from 18°F up to a maximum value of 26°F around midnight.
The visibility is expected to be good with average visibility of 10 mi throughout the day. Atmospheric pressure will be normal with average pressure of 1012 hPa. Sunrise will be at 8:06 am, and sunset at 5:55 pm. The day will have 9 hours and 49 minutes of daylight.
Air quality forecast for Portland General Electric Promontory Park Marina, on Tuesday, October 29th:
On average, the air quality on this day will be good, meaning that air quality is satisfactory, and air pollution poses little or no risk. According to our index, ranging from 0 to 500, the air quality is going to be between values of 34 and 39.
Pollen forecast for Portland General Electric Promontory Park Marina, on Tuesday, October 29th:
The overall pollen forecast for this day shows no significant pollen. Tree pollen on this day is expected to have no risk. There's very low risk of weed pollen, and as for grass pollen, this day is expected to have no risk.
The weather in Portland General Electric Promontory Park Marina on Wednesday, October 30th, will change throughout the day from lightly snowing weather to cloudy.
It's also likely that light snow will emerge before dawn.
Weather information for Portland General Electric Promontory Park Marina, on Wednesday, October 30th:
The highest temperature during the day will be 35°F at about 2 pm. The day will have very high relative humidity, with average humidity of 82%, ranging from 72% to a maximum value of 97% at about 11 pm. The wind will be light, and will get up to 6 mph at 6 pm, blowing from the east. The cloud coverage throughout the day will be around 100%.
The chances of precipitation throughout the day will change between 0% and 40%. The highest chance for precipitation will be around 9 pm and the lowest probability around midnight. The dew point will range from 25°F up to a maximum value of 30°F around 11 pm.
The visibility is expected to be fair with average visibility of 5 mi throughout the day. Atmospheric pressure will be low with average pressure of 1006 hPa. Sunrise will be at 8:08 am, and sunset at 5:53 pm. The day will have 9 hours and 45 minutes of daylight.
Air quality forecast for Portland General Electric Promontory Park Marina, on Wednesday, October 30th:
On average, the air quality on this day will be good, meaning that air quality is satisfactory, and air pollution poses little or no risk. According to our index, ranging from 0 to 500, the air quality is going to be between values of 34 and 38.
Pollen forecast for Portland General Electric Promontory Park Marina, on Wednesday, October 30th:
The overall pollen forecast for this day shows no significant pollen. Tree pollen on this day is expected to have no risk. There's very low risk of weed pollen, and as for grass pollen, this day is expected to have very low risk.