AWH 3-30

Chapter 3, Overview of Aviation Weather Information 3-30 3.4.2.16 Products with Cloud Coverage Information Table 3-19. Weather Element: Cloud Coverage Type: text (T), graphic (G), image (I), voice (V) Cloud Coverage Information Contained In: Type Summary Observations METAR, SPECI (ASOS, AWOS, ATIS) T, G, V Cloud coverage is included. PIREP T, G, V Includes sky condition such as cloud coverage when reported. Satellite I A general cloud coverage can be inferred from satellite. Weather Camera I Clouds over the horizon can be seen if in view of the camera and there is sufficient daylight. Overhead clouds cannot be seen. Analysis Surface Analysis Charts G Cloud coverage amounts are included within the station plot models and can be inferred when charts are combined with satellite imagery. Advisories AIRMET T, G Issued for areas of IFR ceilings and/or visibilities (i.e., BKN or OVC less than 1,000 ft and/or 3 SM). Forecasts TAF T, G Cloud coverage is included. Aviation Clouds Forecast G Part of the derived forecasts from the GFA and includes cloud coverage. Alaska Area Forecast T Cloud coverage is included. Hawaii Area Forecast T Cloud coverage is included. Gulf of America and Caribbean Area Forecast T Cloud coverage is included. Low-Level SIGWX G Depicts forecasts areas of IFR ceilings and/or visibilities (i.e., BKN or OVC less than 1,000 ft and/or less than 3 SM) as well as MVFR (i.e., BKN or OVC from 1,000 ft to 3,000 ft and/or 3 SM to 5 SM). Alaska SIGWX G Areas of forecast IFR and MVFR conditions are depicted. Cloud Top Forecast G Computer model cloud amount and height of cloud tops. AFD T May include a discussion on current or forecast cloud cover. Tools GFA Tool G, I Interactive website that includes cloud coverage overlay, METAR station plots, and satellite imagery. Flight Service Interactive Map G, I Interactive website that includes METAR station plots and satellite imagery.