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44 Cards in this Set
- Front
- Back
The telephone information Briefing Service (TIBS) provided by AFSSs includes
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continuous recording of meteorological and/or aeronautical information available by telephone
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The most current en route and destination weather information for an instrument flight should be obtained from the
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FSS
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the hazardous inflight weather advisory service (HIWAS) is a broadcast service over selected VORs that provides
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continuous broadcast of inflight weather advisories
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En flight Advisory Service (EFAS) is a service that provides enroute aircraft with timely and meaningful weather advisories pertinent to the type of flight intended, route, and altitude. This information is received by
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contacting flight watch, using the name of the ARTCC facility identification in your area, your aircraft identification, and name of nearest VOR, on 122.0 MHz below 17,500 feet MSL
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During preflight preparation, weather report forecasts which are not routinely available at the local service outlet (AFSS) can best be obtained by means of contacting
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weather forecast office (WFO)
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Weather Advisory Broadcasts, including Severe weather Forecast alerts (AWW), Convective SIGMETs, and SIGMETs, are provided by
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ARTCCs on all frequencies, except emergency, when any part of the area described is within 150 miles of the airspace under their jurisdiction
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Refer to the excerpt from the following METAR report:
KTUS.....08004KT 4SM HZ.....26/04 A2995 RMK RAE36 at approximately what altitude AGL should bases of convective-type cumuliform clods be expected? |
8,800 feet
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What significant cloud coverage is reported by the pilot report?
KMOB UA/OV 15NW MOB 1340Z/SK OVC 025/045 OVC 090 |
the top of the lower overcast is 2,500 feet; base and top of second overcast layer is 4,500 and 9,000 feet, respectively.
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The remarks section of the Aviation Routine Weather Report (METAR) contains the following coded information. What does it mean?
RMK FZDZB42 WSHFT 30 FROPA |
wind shift at three zero due to frontal passage
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The station originating the following METAR observation has a field elevation of 3,500 feet MSL. If the sky cover is one continuous layer, what is the thickness of cloud layer? (Top of overcast reported at 7,500 feet MSL)
METAR KHOB 151250Z 17006KT 4SM OVC005 13/11 A2998 |
3,500 feet
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What is meant by the Special METAR weather observation for KBOI?
SPECI KBOI 091854Z 32005KT 1 1/2SM RA BR OVC007 17/16 A2990 RMK RAB12 |
rain and mist obstructing visibility; rain began at 1812Z
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Which is true concerning the radar weather report (SD) for KOKC?
KOKC 1934 LN STRW ++/+ 86/40 164/60 199/115 15W L2425 MT 570 AT 159/65 2 INCH HAIL RPRTD THIS CELL |
the maximum tops of cells is 57,000 feet located 65 NM southwest of the station
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The surface analysis chart depicts
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actual frontal positions, pressure patterns, temperature, dewpoint, wind, weather, and obstructions to vision at the valid time of the chart
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On a surface analysis chart, the solid lines that depict sea level patterns are called
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isobars
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Dashed lines on a Surface Analysis Chart, if depicted, indicate that the pressure gradient is
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weak
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On a surface analysis chart, close spacing of the isobars indicates
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strong pressure gradient
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which chart provides a ready means of locating observed frontal positions and pressure centers
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surface analysis chart
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What flight planning information can a pilot derive from Constant Pressure Analysis Charts?
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Winds and temperature aloft
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From which of the following can te observed temperature, wind, and temperature/dewpoint spread be determined at a specified altitude
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Constant Pressure Analysis Charts
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Hatching on a constant Pressure analysis Chart indicates
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windspeed 70 knots to 110 knots
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What is the meaning of the terms PROB40 2102 +TRSA as used in a terminal aerodrome forecast (TAF)
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between 2100Z and 0200Z there is a forty percent (40%) probability of thunderstorms with heavy rain
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What does the contraction VRB in the terminal Aerodrome Forecast (TAF) mean?
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wind direction is variable
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Which statement pertaining to the following Terminal Aerodrome Forecast (TAF) is true?
TAF KMEM 091135Z 0915 15005KT 5SM HZ BKN060 FM1600 VRB04KT P6SM SKC |
SKC in the valid period indicates no significant weather and sky clear
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The visibility entry in a terminal Aerodrome Forecast (TAF) of P6SM implies that the prevailing visibility is expected to be greater than
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6 statute miles
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Terminal Aerodrome Forecasts (TAF) are issued how many times a day and cover what period of time
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four times daily and are usually valid for a 24 hour period
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the Aviation weather center (AWC) prepares FA's for the contiguous U.S.
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three times each day
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Which information section is contained in the aviation area forecast (FA)
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VFR Clouds and weather (VFR CLDS/WX)
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The section of the aviation area forecast (FA) entitled VFR Clouds and weather contains a summary of
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sky condition, cloud heights, visibility, obstructions to vision, precipitation, and sustained surface winds of 20 knots or greater
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What single reference contains information regarding a volcanic eruption, that is occurring or expected to occur
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in-flight weather advisories
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in-flight aviation weather advisories include what type of information
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Forecasts for potentially hazardous flying conditions for en route aircraft
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What type of in-flight weather Advisories provides an en route pilot with information regarding the possibility of moderate icing, moderate turbulence, winds of 30 knots or more at the surface and extensive mountain obscurement?
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AIRMET's and Center Weather Advisories (CWA)
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SIGMETs are issued as a warning of weather conditions which are hazardous
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to all aircraft
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Which correctly describes the purpose of convective SIGMETs (WST)?
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They consist of either an observation and a forecast or just a forecast for tornadoes, significant thunderstorm activity, or hail greater than or equal to 3/4 inch in diameter
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What wind conditions would you anticipate when squall are reported at your destination?
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sudden increases in windspeed of at least 16 knots to a sustained speed of 22 knots or more for at least 1 minute
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Which weather chart depicts conditions forecast to exist at a specific time in the future
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12-hour Significant Weather Prognostic Chart
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What is the upper limit of the low level significant weather prognostic chart
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24,000 feet
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What weather phenomenon is implied within an area enclosed by small scalloped lines on a U.S. High-level significant weather prognostic chart?
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Cumulonimbus clouds, icing, and moderate or greater turbulence
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The U.S. high-level significant weather prognostic chart forecasts significant weather for what airspace?
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24,000 feet to 63,000 feet
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To best determine observed weather conditions between weather reporting stations, the pilot should refer to
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pilot reports
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When total sky cover is few or scattered, the height on the weather depiction is the
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base of the lowest layer
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which provides a graphic display of both VFR and IFR weather?
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weather depiction chart
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What information is provided by the radar summary chart that is not shown on the other weather charts
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lines and cells of hazardous thunderstorms
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What values are used for winds aloft forecasts
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true direction and knots
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a freezing level panel of the composite moisture stability chart is an analysis of
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observed freezing level data from upper air observations
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