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About
Decode aviation weather reports with this tool. It handles Global Reporting Format (GRF) and older Snowtam formats, converts visibility and temperature units, and calculates altitude corrections for cold weather.
✓GRF decoder
✓Snowtam decoder
✓MOTNE decoder
✓Visibility converter
✓Temperature converter
✓Altitude correction calculator
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What's New in GRF Snowtam
3.1.0
November 18, 2025
MOTNE Decoder added Snowtam decoder (old format - used in Russia) reinstated Altitude correction calculator for cold Temperatures All graphics improved
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FAQ
What is GRF Snowtam?
GRF Snowtam is a paid utility application designed to decode aviation weather reports. It supports the Global Reporting Format (GRF) and older Snowtam formats, along with other aviation weather-related conversions and calculations.
What aviation weather formats does GRF Snowtam decode?
GRF Snowtam can decode the new Global Reporting Format (GRF) for RCAM, and the old format Snowtam used in Russia. It also includes a MOTNE Decoder for the old Runway Condition Code format.
Does GRF Snowtam offer any conversion tools?
Yes, GRF Snowtam includes a converter for U.S. Visibility SM/m tables and temperatures. It also features an altitude correction calculator specifically for cold temperatures.
What devices is GRF Snowtam compatible with?
GRF Snowtam is compatible with iPhones and iPods. It is rated for ages 4 and up.
How much does GRF Snowtam cost?
GRF Snowtam is a paid application priced at $1.99. There are no in-app purchases or advertisements mentioned.
When was GRF Snowtam last updated?
The latest version of GRF Snowtam is 3.1.0, which was last updated on November 18, 2025. This indicates a recent update for the application.
What is the user feedback on GRF Snowtam?
Based on the available data, GRF Snowtam has received one rating of 1.0 stars. Further user sentiment details are not provided.
Does GRF Snowtam have ads?
No, GRF Snowtam does not contain advertisements. The application is a paid utility and does not feature any in-app ads.
