ATSC 231 Exam 3 Questions with
Correct Answers
What agency issues SIGMETs for the Continental U.S. (CONUS)? - Answer- Aviation
Weather Center (AWC)
Continental US (CONUS) SIGMETs (except for Convective SIGMETs) are grouped into
____ areas. - Answer- 6
All heights (or altitudes) in SIGMETs are referenced to Mean Sea Level (MSL) unless
otherwise noted. - Answer- True
Which is a condition for the issuance of a Non-Convective Continental U.S. SIGMET? -
Answer- widespread sandstorms or duststorms
Which is a condition for the issuance of a Non-Convective Continental U.S. SIGMET? -
Answer- severe or greater turbulence
Which is a condition for the issuance of a Non-Convective Continental U.S. SIGMET? -
Answer- volcanic ash
AIRMET Sierra describes - Answer- IFR (instrument flight rules) conditions and/or
extensive mountain obscurations
Which weather product is an aviation weather warning for conditions meeting or
approaching national in-flight advisory (AIRMET, SIGMET, or Convective SIGMET)
criteria, and is primarily used for aircrews to anticipate and avoid adverse weather
conditions in the en route and terminal environments/ - Answer- CWA
Which organization issues Meteorological Impact Statement (MIS)? - Answer- CWUs
Which weather product is a nontechnical plain language product intended primarily for
FAA traffic managers and those involved in planning aircraft routing? - Answer- MIS
The Convective Outlook is issued in both narrative (text) and graphical formats. -
Answer- True
Which organization issues the Aviation Watch Notification Message (SAW)? - Answer-
SPC
Correct Answers
What agency issues SIGMETs for the Continental U.S. (CONUS)? - Answer- Aviation
Weather Center (AWC)
Continental US (CONUS) SIGMETs (except for Convective SIGMETs) are grouped into
____ areas. - Answer- 6
All heights (or altitudes) in SIGMETs are referenced to Mean Sea Level (MSL) unless
otherwise noted. - Answer- True
Which is a condition for the issuance of a Non-Convective Continental U.S. SIGMET? -
Answer- widespread sandstorms or duststorms
Which is a condition for the issuance of a Non-Convective Continental U.S. SIGMET? -
Answer- severe or greater turbulence
Which is a condition for the issuance of a Non-Convective Continental U.S. SIGMET? -
Answer- volcanic ash
AIRMET Sierra describes - Answer- IFR (instrument flight rules) conditions and/or
extensive mountain obscurations
Which weather product is an aviation weather warning for conditions meeting or
approaching national in-flight advisory (AIRMET, SIGMET, or Convective SIGMET)
criteria, and is primarily used for aircrews to anticipate and avoid adverse weather
conditions in the en route and terminal environments/ - Answer- CWA
Which organization issues Meteorological Impact Statement (MIS)? - Answer- CWUs
Which weather product is a nontechnical plain language product intended primarily for
FAA traffic managers and those involved in planning aircraft routing? - Answer- MIS
The Convective Outlook is issued in both narrative (text) and graphical formats. -
Answer- True
Which organization issues the Aviation Watch Notification Message (SAW)? - Answer-
SPC
