Acronyms Flashcards
SIGMET-Conterminous U.S.
ATIS
Ash
Turbulence (severe or greater)
Icing (severe)
Sandstorm/duststorm
SIGMET (Outside conterminous U.S.)
TITSAD
Thunderstorm
Icing (severe)
Tropical Cyclone
Sandstorm
Ash
Duststorm
SIGMET Thunderstorms (Outside conterminous U.S.)
OWISE
Obscured
Widespread
Isolated severe
Squall line
Embedded
Convective SIGMET
SEAL
Severe TS (Tornado, hail 3/4’ or greater, wind 50 kts or greater)
Embedded TS
Area of TS (40% of an area covering 3000 sq miles)
Line of TS (40% of its length 60 miles or longer)
Phenomena in a SIGMET not needing to cover an area at least 3000 square miles
SOE
Squall line
Obscured thunderstorm
Embedded thunderstorm
AIRMETS
TWINM
Turbulence (moderate)
Wind sustained (>30kts@ surface)
Icing (moderate)
Non-convective LLWS (below 2000’ AGL)
Mountain obscuration/IFR
Urgent PIREP
STSHALO
Severe/extreme turbulence including CAT
Tornadoes, funnel clouds, waterspouts
Severe icing
Hail
Ash
LLWS (2000’ AGL and below, airspeed fluctuations 10 kts or more)
Other phenomena condsidered hazardous by the briefer
Flight Information Service Data Link (FISDL or FIS-B)
SCAMTAP
SIGMET
Convective SIGMET
AIRMET
METAR (routine and SPECI)
TAF
AWW (severe weather forecast alerts)
Pirep (routine and urgent)
AWOS
TWADDVC
Temperature
Wind
Altimeter
Dew point
Density Alt.
Visibility (AWOS 2)
Cloud/ceiling (AWOS 3)
ASOS
TPRFR
TWADDVC+
Precip Identification
Rain accumulation
Freezing rain occurance
Remarks
HIWAS
PACSAC
Pireps (urgent)
AWWs (aviation watch notification messages)
CWAs (center weather advisories)
SIGMETs
AIRMETs
Convective SIGMETs
PIREP solicitation
TITSVVC
Thunderstorms
Icing (light or greater)
Turbulence (moderate or greater)
Shear (wind shear)
Visibility (5sm or less)
Volcanic ash
Ceiling (5000’ or less)
Basic VFR Radar Services
SALTS
Sequencing (locations where procedures are established)
Alerts (safety)
Limited radar vectoring (workload permitting)
Traffic advisories
Separation (VFR-IFR)
TRSA VFR Radar Services
SALT+SS
SALT
Separation (IFR-VFR & participating VFR-VFR)
Sequencing (participating VFR)
Class C VFR Radar Services
SALT+SS
SALT
Separation (IFR-VFR)
Sequencing (VFR to primary)