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The height above the ground or water of the base of the lowest layer of cloud below 6000 meters (20,000 feet) covering more than half the sky. [2] United Kingdom The vertical distance from the elevation of an aerodrome to the lowest part of any cloud visible from the aerodrome which is sufficient to obscure more than half of the sky. [3] United ...
Sky conditions are estimated in terms of how many eighths of the sky are covered in cloud, ranging from 0 oktas (completely clear sky) through to 8 oktas (completely overcast). In addition, in the SYNOP code there is an extra cloud cover indicator '9' indicating that the sky is totally obscured (i.e. hidden from view), usually due to dense fog ...
800-290-4726 more ways to reach us. Sign in. Mail. 24/7 Help. ... USA TODAY NETWORK. April 4, 2024 at 1:28 PM ... In addition to the clouds, the WPC also forecasts stormy weather: "Rain showers ...
Because of the limited coverage area (the laser can only detect clouds directly overhead), the system computer calculates a time-averaged cloud cover and ceiling, which is reported to external users. To compensate for the danger of rapidly changing sky cover, the averaging is weighted toward the first 10 minutes of the 30-minute averaging period.
Cleveland, which is supposed to get about 3 minutes, 49 seconds of totality, is forecast to have 64% of its sky covered by clouds. Northeast Ohio also has the highest probability of precipitation ...
In addition to the cloud forecast, there are a few factors involved in the weather pattern after the eclipse that could affect those traveling from viewing locations.
A cloud base (or the base of the cloud) is the lowest altitude of the visible portion of a cloud. It is traditionally expressed either in metres or feet above mean sea level or above a planetary surface, or as the pressure level corresponding to this altitude in hectopascals (hPa, equivalent to the millibar ).
A Long-range forecast revealed possible weather conditions for Kentuckians on April 8. ... AccuWeather's first cloud forecast, issued on March 7, along the path of totality for the solar eclipse ...