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  2. Blue hour - Wikipedia

    en.wikipedia.org/wiki/Blue_hour

    Blue hour at the Old Cathedral of the Holy Name of Jesus, Bragança in Portugal. The blue hour (from French l'heure bleue; [1] [a] pronounced [lœʁ blø]) is the period of twilight (in the morning or evening, around the nautical stage) when the Sun is at a significant depth below the horizon.

  3. Weather lore - Wikipedia

    en.wikipedia.org/wiki/Weather_lore

    Cumulus humilis indicates a dry day ahead.. Weather lore is the body of informal folklore related to the prediction of the weather and its greater meaning.. Much like regular folklore, weather lore is passed down through speech and writing from normal people without the use of external measuring instruments.

  4. Diurnal air temperature variation - Wikipedia

    en.wikipedia.org/wiki/Diurnal_air_temperature...

    Temperature lag, also known as thermal inertia, is an important factor in diurnal temperature variation. Peak daily temperature generally occurs after noon, as air keeps absorbing net heat for a period of time from morning through noon and some time thereafter. Similarly, minimum daily temperature generally occurs substantially after midnight ...

  5. Glossary of meteorology - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_meteorology

    Also actiniform. Describing a collection of low-lying, radially structured clouds with distinct shapes (resembling leaves or wheels in satellite imagery), and typically organized in extensive mesoscale fields over marine environments. They are closely related to and sometimes considered a variant of stratocumulus clouds. actinometer A scientific instrument used to measure the heating power of ...

  6. Littleton, CO Weather - Hourly Forecasts and Local ... - AOL

    www.aol.com/weather/forecast/us/littleton

    Fox Weather 11 minutes ago Christmas travel tracker: Live maps, airport status, flight delays, forecast and more. Live maps from FOX Weather show current travel conditions to help you plan your ...

  7. Temperature - Wikipedia

    en.wikipedia.org/wiki/Temperature

    Temperature is a physical quantity that quantitatively expresses the attribute of hotness or coldness.Temperature is measured with a thermometer.It reflects the average kinetic energy of the vibrating and colliding atoms making up a substance.

  8. Get the Boydton, VA local weather forecast by the hour and the next 10 days.

  9. Apparent temperature - Wikipedia

    en.wikipedia.org/wiki/Apparent_temperature

    Apparent temperature, also known as "feels like", [1] [2] is the temperature equivalent perceived by humans, caused by the combined effects of air temperature, relative humidity and wind speed. The measure is most commonly applied to the perceived outdoor temperature.