TAF
Terminal Area Forecast
Forecast for 5sm around station
4x a day, every 6 hrs
Aviation area forecast (FA)
Weather conditions over an area of several states
If noTAF for your area, check FAs for SIGMETS AIRMETS. 3xday
Surface analysis chart
Generated from surface station reports. Shows pressure systems, isobars, fronts, airmass boundaries, and station info. Every 3 hrs
Weather depiction chart
Depicts areas of VFR, marginal VFR, and IFR
Define VFR, marginal VFR, and IFR weather
VFR: 3,000 ceiling, 5sm vis
Marginal VFR: 1,000-3,000 ceiling, 3-5sm vis
IFR: -1,000 ceiling, -3 sm vis