Weather in Potomac, United States
Weather Advisories
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Tomorrow's weather summary
The weather in Potomac on Sunday, April 28th, will be cloudy throughout the day, together with some clouds around noon.
There's seems to be also high probability of light fog before dawn at about 3 am.
Weather information for Potomac, on Sunday, April 28th:
The highest temperature of the day is going to be 49°F at about 5 pm. The day will have very high relative humidity, with average humidity of 73%, ranging from 39% to a maximum value of 100% at about midnight. The wind will be light, and will get up to 9 mph at 5 pm, blowing from the west. The cloud coverage will range from 27% around 3 pm to as high as 100% around 10 pm with an average of 81%.
The chances of precipitation throughout the day will change between 0% and 20%. The highest chance for precipitation will be around 1 pm and the lowest probability around 5 am. The dew point will range from 25°F up to a maximum value of 35°F around 10 am.
The visibility is expected to be good with average visibility of 7 mi throughout the day. Atmospheric pressure will be normal with average pressure of 1012 hPa. Sunrise will be at 6:24 am, and sunset at 8:26 pm, making it a total of 14 hours and 2 minutes of daylight.
Air quality forecast for Potomac, on Sunday, April 28th:
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 22 and 42.
Pollen forecast for Potomac, on Sunday, April 28th:
The overall pollen forecast for this day shows no significant pollen. Tree pollen on this day is expected to have very low risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have very low risk.
The weather in Potomac on Monday, April 29th, will change throughout the day from lightly snowing condition to partly cloudy, with light rain.
Looks like light snow will appear during the evening and a high probability for some clouds in the early morning.
Weather information for Potomac, on Monday, April 29th:
The maximum temperature of the day will be 42°F at about 10 am. The day will have very high relative humidity, with average humidity of 72%, ranging from 48% to a maximum value of 91% at about 9 pm. The wind will be breezy, and will get up to 17 mph at 8 pm, blowing from the west. The cloud coverage will range from 54% around 7 am to as high as 100% around 8 pm with an average of 89%.
The precipitation probability will change throughout the day between 0% and 50%. The highest chance for precipitation will be around 5 pm and the lowest probability around 3 am. The dew point will range from 19°F up to a maximum value of 32°F around 3 pm.
The visibility is expected to be good with average visibility of 8 mi throughout the day. Atmospheric pressure will be normal with average pressure of 1009 hPa. Sunrise will be at 6:22 am, and sunset at 8:27 pm. The day will have 14 hours and 5 minutes of daylight.
Air quality forecast for Potomac, on Monday, April 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 31 and 54.
Pollen forecast for Potomac, on Monday, April 29th:
The overall pollen forecast for this day shows no significant pollen. Tree pollen on this day is expected to have very low risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have very low risk.
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