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  2. Okta - Wikipedia

    en.wikipedia.org/wiki/Okta

    Cloud-cover symbols used on weather teleprinters and aviation reports in the US [6] In the early 20th century, it was common for weather maps to be hand drawn. The symbols for cloud cover on these maps, like the modern symbols, were drawn inside the circle marking the position of the weather station making the measurements.

  3. Volcanic Ash Advisory Center - Wikipedia

    en.wikipedia.org/wiki/Volcanic_Ash_Advisory_Center

    When an ash cloud is detected, the VAAC will gather all the available observations, using them in conjunction with both ash dispersion and numerical weather models, to forecast the path and evolution of the ash cloud. They will then issue a volcanic ash advisory (VAA) to aviation and meteorological offices as stated within the Handbook on the IAVW.

  4. NEXRAD - Wikipedia

    en.wikipedia.org/wiki/NEXRAD

    NEXRAD or Nexrad (Next-Generation Radar) is a network of 159 high-resolution S-band Doppler weather radars operated by the National Weather Service (NWS), an agency of the National Oceanic and Atmospheric Administration (NOAA) within the United States Department of Commerce, the Federal Aviation Administration (FAA) within the Department of Transportation, and the U.S. Air Force within the ...

  5. Nowcasting (meteorology) - Wikipedia

    en.wikipedia.org/wiki/Nowcasting_(meteorology)

    Data extrapolation, including development or dissipation, can be used to find the likely location of a moving weather system. The intensity of rainfall from a particular cloud or group of clouds can be estimated, giving a very good indication as to whether to expect flooding, the swelling of a river etc. Depending on the area of built-up space, drainage and land-use in general, a forecast ...

  6. Massive dust cloud reaches South Florida - AOL

    www.aol.com/weather/massive-dust-cloud-heading...

    As AccuWeather correctly predicted, the cloud of dust that traveled over the Caribbean Sea this past week reached South Florida by Saturday. The National Weather Service office in Key West ...

  7. Aviation Weather Center - Wikipedia

    en.wikipedia.org/wiki/Aviation_Weather_Center

    The Aviation Weather Center (AWC) provides weather information and forecasts for air flights over United States territory and at certain altitudes for global traffic.It works with customers, such as commercial airlines, and international partners to improve flight safety and efficiency.

  8. Get the Moses Lake, WA local weather forecast by the hour and the next 10 days. ... USA TODAY 6 minutes ago Crews race to contain LA wildfires as menacing winds ramping up: Live updates.

  9. Weather radar - Wikipedia

    en.wikipedia.org/wiki/Weather_radar

    Weather radar in Norman, Oklahoma with rainshaft Weather (WF44) radar dish University of Oklahoma OU-PRIME C-band, polarimetric, weather radar during construction. Weather radar, also called weather surveillance radar (WSR) and Doppler weather radar, is a type of radar used to locate precipitation, calculate its motion, and estimate its type (rain, snow, hail etc.).