Acceptable Sources of Weather Data for Flight Planning Purposes

Question 1

FAA Accepted Weather Information Providers

Answer 1

Aviation Digital Data Service (ADDS)

Automated Surface Observing System (ASOS)

Automated Terminal Information System (ATIS)

Automated Weather Observing System (AWOS)

Center Weather Advisory (CWA)

Flight Service Station (FSS)

Hazardous In-flight Weather Advisory System (HIWAS)

Low Level Wind Shear Alert System (LLWAS)

National Oceanic and Atmospheric Association (NOAA)

National Weather Service (NWS)

Telephone Information Broadcast System (TIBS)

Transcribed Weather Broadcast (TWEB)