| G |
Gust or Green |
| GA |
Georgia |
| GEN |
General |
| GENLY |
Generally |
| GEO |
Geographic or true |
| GEOREF |
Geographical reference |
| GF |
Ground fog |
| GFS |
Global Forecast System |
| GICG |
Glaze icing |
| GLFALSK |
Gulf of Alaska |
| GLFCAL |
Gulf of California |
| GLFMEX |
Gulf of Mexico |
| GLFSTLAWR |
Gulf of St. Lawrence |
| GMDSS |
Global Maritime Distress and Safety System |
| GND |
Ground |
| GNDFG |
Ground fog |
| GOES |
Geostationary Orbiting Environmental Satellite |
| GOM |
Global Ocean Model |
| GPS |
Global Positioning System |
| GR |
Hail |
| GRAD |
Gradient |
| GRDL |
Gradual |
| GRDLY |
Gradually |
| GRID |
Processed meteorological data in the form of grid point values |
| GRT |
Great |
| GRTLKS |
Great Lakes |
| GRTLY |
Greatly |
| GRTR |
Greater |
| GRTST |
Greatest |
| GS |
Small hail and/or snow pellets |
| GSTS |
Gusts |
| GSTY |
Gusty |
| GV |
Ground visibility |
Acronyms
