experimental
Register: SIGMET Weather Phenomena
URI: https://codes.nws.noaa.gov/NWSI-10-811/SIGMETWeatherPhenomena
En-route weather phenomena affecting flight safety operations.
Contents
Name | Notation | Description | Types | Status |
---|---|---|---|---|
Area Embedded TS | AreaEmbeddedTS | An area of non-severe thunderstorms covering at least 40 perc... | Concept | experimental |
Area Severe Embedded TS | AreaSvrEmbeddedTS | An area of severe thunderstorms covering at least 40 percent ... | Concept | experimental |
Area Severe TS | AreaSvrTS | An area of severe thunderstorms covering at least 40 percent ... | Concept | experimental |
Area TS | AreaTS | An area of active thunderstorms covering at least 40 percent ... | Concept | experimental |
Isolated Embedded TS | IsolatedEmbeddedTS | Single cell non-severe thunderstorms with a diameter of less ... | Concept | experimental |
Isolated Severe EmbeddedTS | IsolatedSvrEmbeddedTS | Single cell severe thunderstorms with a diameter of less than... | Concept | experimental |
Isolated Severe TS | IsolatedSvrTS | Single cell severe thunderstorms with a diameter of less than... | Concept | experimental |
Isolated TS | IsolatedTS | Single cell non-severe thunderstorms with a diameter of less ... | Concept | experimental |
Line Embedded TS | LineEmbeddedTS | A line of non-severe thunderstorms at least 60 miles long wit... | Concept | experimental |
Line Severe Embedded TS | LineSvrEmbeddedTS | A line of severe thunderstorms at least 60 miles long with th... | Concept | experimental |
Line Severe TS | LineSvrTS | A line of severe thunderstorms at least 60 miles long with th... | Concept | experimental |
Line TS | LineTS | A line of non-severe thunderstorms at least 60 miles long wit... | Concept | experimental |
Widespread Duststorm | WidespreadDustStorm | Widespread blowing dust significantly reducing visibilities | Concept | experimental |
Widespread Sandstorm | WidespreadSandStorm | Widespread blowing sand significantly reducing visibilities | Concept | experimental |