AWH 3-33

Chapter 3, Overview of Aviation Weather Information 3-33 3.4.2.19 Products with Cloud Layers Information Table 3-22. Weather Element: Cloud Layers Type: text (T), graphic (G), image (I), voice (V) Cloud Layers Information Contained In: Type Summary Observations METAR, SPECI, (ASOS, AWOS, ATIS) T, G, V Reports the sky condition including cloud layers. PIREP/AIREP T, G, V PIREPs may include cloud layers. Analysis Advisories Forecasts TAF T, G Cloud layers are included. Aviation Cloud Forecast G Part of the derived forecasts from GFA and includes cloud layers. Alaska Area Forecast T A description of cloud layers is included. Hawaii Area Forecast T A description of cloud layers is included. Gulf of America and Caribbean Area Forecast T A description of cloud layers is included. Tools GFA Tool G Interactive website that includes overlay of forecast cloud layers as well as METAR station plots. Flight Service Interactive Map G Interactive website that includes METAR station plots. 3.4.2.20 Products with Pressure Information Table 3-23. Weather Element: Pressure Type: text (T), graphic (G), image (I), voice (V) Pressure Information Contained In: Type Summary Observations METAR, SPECI (ASOS, AWOS, RTMA, ATIS) T, G, V Altimeter setting is included. Sea level pressure included in the RMK section of the METAR. Analysis Surface Analysis Chart G Sea level pressure is depicted as isobars and within the station plots. High- and low-pressure centers are also shown.