Service Outlets
Briefings & Reports
Aviation Forecasts
Weather Charts
100

What is the primary source for preflight weather information called the can be obtained by calling 1-800-WX BRIEF?

Flight Service Station (FSS)

100

What are the 3 types of weather briefings available for a pilot to request from FSS?

Standard Briefing

Abbreviated Briefing

Outlook Briefing


100

What is the radius of coverage and duration of validity for a Terminal Aerodrome Forecast (TAF)?

5 statute mile radius around the airport

24 to 30 hour validity (updated 4 times daily)

100

Surface Analysis Charts show the general locations of ______________ systems and fronts for the surface around the country.

Pressure

200

What does TIBS stand for?

Telephone Information Briefing Service

200
Typically how often is an Aviation Routine Weather Report (METAR) updated?

Updated hourly but can be updated more frequently with changing weather conditions.

200

What are the 3 types of AIRMETS?

Sierra - IFR Conditions and Mountain Obscuration

Tango - Turbulence (light to moderate)

Zulu - Icing (light to moderate)

200

Do Prognostic weather charts depict current or expected future conditions?

Prognostic charts depict expected future weather conditions.

300

Over what navigational aids are Hazardous Inflight Weather Advisory Services (HIWAS) broadcast? 

Select VOR's

300

What below reported sky cover conditions count as ceilings?

SKC, FEW, BKN, SCT, OVC, CLR

BKN - 5/8 to 7/8 Broken Ceiling

OVC - 8/8 Overcast Ceiling

300

How long are SIGMETs valid for?

4 hours

6 hours if relates to a hurricane

300

What are the 4 precipitation intensities reported by ATC?

Light

Moderate

Heavy

Extreme

400

In what U.S. state or territory is the only place you find a Transcribed Weather Broadcast (TWEB)?

Alaska

400

What is a PIREP?

It is a Pilot Weather Report and provides weather conditions that actually exist.
400

What is an inflight weather advisory issued for hazardous convective weather that affects the safety of every flight?

Convective SIGMET

400

What is the wind direction, velocity, and temperature of St. Louis (STL) at 39,000'?

230 @ 119 knots, -60C