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TSOF Met Abbrev
AU Aviation weather abbreviations
| Question | Answer |
|---|---|
| CB | Cumulonimbus |
| AC | Altocumulus |
| Ci | Cirrus |
| AS | Altostratus |
| ST | Stratus |
| CU | Cumulus |
| SC | Stratocumulus |
| BECMG | Becoming |
| VC | Vicinity |
| FM | From |
| HZ | Haze |
| RA | Rain |
| TS | Thunderstorm |
| G | Gusting |
| GR | Hail |
| T | Temperature |
| PROB | Probability |
| TAF | Aerodrome Forecast |
| TTF | Trend type forecast |
| MI | Shallow |
| BC | Patches |
| PR | Partial |
| DR | Drifting |
| BL | Blowing |
| SH | Showers |
| FZ | Freezing |
| DZ | Drizzle |
| SN | Snow |
| SG | Snow grains |
| DU | Dust |
| SA | Sand |
| SS | Sand storm |
| DS | Dust storm |
| GS | Small hail /snow pellets |
| BR | Mist |
| FU | Smoke |
| HZ | Haze |
| PO | Dust devil |
| SQ | Squall |
| FC | Funnel cloud |
| VA | Volcanic ash |
| IC | Ice Crystals |
| PL | Ice pellets |
| + | Heavy |
| - | Light |
| SKC | Sky clear |
| ISOL | Isolated |
| FEW | Few (1 - 2 Oktas) |
| SCT | Scattered (3 - 4 Oktas) |
| BKN | Broken ( 5 - 7 Oktas) |
| OVC | Overcast ( 8 Oktas) |
| NSC | Nil significant cloud |
| RMK | Remark |
| INTER | For periods of less than 30 minutes |
| TEMPO | For periods of more than 30 minutes but less than 60 minutes |
| PROV | Provisional |
| CNL | Cancelled |
| COR | Corrected |
| AMD | Amended |
| Cavok | Visibility greater than 10km, No cloud below 5,000 feet or 25 NM minimum sector altitude and no CB at any height, no weather of significance to aviation. |
| MOD | Moderate |
| SEV | Severe |
| TURB | Turbulence |