Weather in Keystone, United States
Weather Advisories
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Today's weather summary
The weather in Keystone on Friday, July 24th, will be clear for most of the day, together with cloud overcast during the evening.
There's seems to be also high probability of few clouds in the afternoon at about 4 pm.
Weather details for Keystone, on Friday, July 24th:
The highest temperature of the day is going to be 35°C around 3 pm. The day will be extremely humid, with average humidity of 71%, ranging from 36% to a maximum value of 92% at about 7 am. The wind will be breezy, and will get up to 18 km/h at 7 pm, blowing from the east. The cloud coverage will range from 0% around 5 am to as high as 100% around 10 pm with an average of 20%.
The precipitation probability will change throughout the day between 0% and 5%. The highest chance for precipitation will be around 7 pm and the lowest probability around midnight. The dew point will range from 17°C up to a maximum value of 25°C around 9 am.
The visibility is expected to be good with average visibility of 16 km throughout the day. Atmospheric pressure will be high with average pressure of 1018 hPa. Sunrise will be at 6:48 am, and sunset at 8:25 pm, making it a total of 13 hours and 37 minutes of daylight.
Air quality forecast for Keystone, on Friday, July 24th:
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 30 and 53.
Pollen forecast for Keystone, on Friday, July 24th:
The overall pollen forecast for this day shows no significant pollen. Tree pollen on this day is expected to have no risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have no risk.
The weather in Keystone on Saturday, July 25th, will be cloudy throughout the day, with few clouds before dawn.
There is also a chance for clear skies before dawn around 1 am.
Weather details for Keystone, on Saturday, July 25th:
The maximum temperature during the day will be 33°C at about 3 pm. The day will be extremely humid, with average humidity of 78%, ranging from 59% to a maximum value of 93% at about 7 am. The wind will be breezy, and will get up to 19 km/h at 6 pm, blowing from the west. The cloud coverage will range from 1% around 2 am to as high as 100% around 11 pm with an average of 62%.
There is no probability for any precipitation throughout the day. The dew point will range from 23°C up to a maximum value of 25°C around 1 am.
The visibility is expected to be good with average visibility of 15 km throughout the day. Atmospheric pressure will be high with average pressure of 1018 hPa. Sunrise will be at 6:48 am, and sunset at 8:24 pm. The day will have 13 hours and 36 minutes of daylight.
Air quality forecast for Keystone, on Saturday, July 25th:
On average, the air quality on this day will be moderate, meaning that air quality is acceptable. However, there may be a risk for some people, particularly those who are unusually sensitive to air pollution. According to our index, ranging from 0 to 500, the air quality is going to be between values of 52 and 64.
Pollen forecast for Keystone, on Saturday, July 25th:
The overall pollen forecast for this day shows no significant pollen. Tree pollen on this day is expected to have no risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have no risk.
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