FAA Part 107 Drone Pilot Exam
Weather Services & Reports Practice Questions
34 practice questions with detailed explanations — aligned to the FAA Part 107 Drone Pilot Exam.
Q1.You receive the following METAR: KORD 121856Z 27015G25KT 1/2SM FG VV003 08/07 A2998. Based on this report, should you proceed with your planned flight?
A.No — visibility is below 3 statute milesB.No — winds exceed Part 107 limitsC.Yes — conditions are within limitsD.No — altimeter setting is abnormalA. No — visibility is below 3 statute milesExplanation: The METAR shows 1/2 SM visibility in fog. Part 107.51(c) requires minimum 3 statute miles visibility. The flight should not proceed.
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Q2.Refer to TAF: BECMG 1320/1322 1/2SM TSRA OVC005CB. This forecast indicates:
A.Between 2000Z and 2200Z, conditions becoming 1/2 mile visibility with thunderstorms, rain, and overcast Cumulonimbus ceiling at 500 feetB.Visibility becoming 1 to 2 milesC.Ceiling becoming 5,000 feetD.Wind becoming calmA. Between 2000Z and 2200Z, conditions becoming 1/2 mile visibility with thunderstorms, rain, and overcast Cumulonimbus ceiling at 500 feetExplanation: BECMG 1320/1322: Becoming between 20Z-22Z. 1/2SM: Visibility 0.5 miles. TSRA: Thunderstorm/Rain. OVC005CB: Ceiling overcast 500 feet, Cumulonimbus clouds.
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Q3.What is the primary difference between a METAR and a TAF?
A.A METAR is a routine observation of current conditions; a TAF is a forecast of expected conditionsB.A METAR is a forecast; a TAF is an observationC.METARs are only for military airportsD.TAFs are issued hourlyA. A METAR is a routine observation of current conditions; a TAF is a forecast of expected conditionsExplanation: METAR (Aviation Routine Weather Report) reports current observed conditions. TAF (Terminal Aerodrome Forecast) predicts future conditions.
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Q4.Decode the following METAR observation: KORD 161751Z 19020G26KT 6SM -RA BR BKN025 OVC090 22/19 A2988
A.Wind 190 at 20 gusting 26 knots, visibility 6 miles, light rain and mistB.Wind 190 at 20 knots, visibility 26 miles, heavy rainC.Wind variable, light rain, broken clouds at 9,000 feetD.Altimeter 22.19, Overcast at 2,500 feetA. Wind 190 at 20 gusting 26 knots, visibility 6 miles, light rain and mistExplanation: 19020G26KT = Wind 190° 20kts gusts 26. 6SM = 6 statute miles. -RA BR = Light Rain and Mist. BKN025 = Broken 2,500.
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Q5.A TAF includes the notation 'WS020/24045KT'. What does this indicate?
A.Low-level wind shear at 2,000 feet, wind 240 at 45 knotsB.Wind shift at 20 minutes past the hourC.White sky visibility 20 milesD.Wind surface 240 at 45 knotsA. Low-level wind shear at 2,000 feet, wind 240 at 45 knotsExplanation: WS indicates Wind Shear. 020 is the height in hundreds of feet (2,000 ft AGL). The wind at that height is from 240° at 45 knots.
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Q6.In a METAR, 'VC' appearing before a weather phenomenon (e.g., VCSH) indicates:
A.Vicinity (between 5 and 10 statute miles from the airport)B.Very Close (within 1 mile)C.Vertical CeilingD.Variable ConditionsA. Vicinity (between 5 and 10 statute miles from the airport)Explanation: VC stands for Vicinity, meaning the phenomenon is observed between 5 and 10 statute miles from the station.
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Q7.Which weather product provides an in-flight report from a pilot regarding actual weather conditions encountered?
A.PIREP (UA/UUA)B.TAFC.AIRMETD.Surface Analysis ChartA. PIREP (UA/UUA)Explanation: A PIREP (Pilot Report) contains information about actual conditions (turbulence, icing, cloud tops) encountered by an aircraft in flight.
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Q8.What information is provided by a Convective SIGMET?
A.Severe thunderstorms, embedded thunderstorms, line of thunderstorms, or tornadoesB.Light to moderate turbulenceC.IFR conditions due to low ceilingsD.Forecast for freezing levelsA. Severe thunderstorms, embedded thunderstorms, line of thunderstorms, or tornadoesExplanation: Convective SIGMETs (WST) are issued for hazardous convective weather (severe thunderstorms, tornadoes, hail > 3/4 inch, gusts > 50kts) affecting the safety of all aircraft.
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Q9.An AIRMET Sierra is issued for:
A.IFR conditions and/or extensive mountain obscurationB.Moderate turbulenceC.IcingD.High windsA. IFR conditions and/or extensive mountain obscurationExplanation: AIRMET Sierra denotes widespread IFR conditions (ceilings < 1000ft, visibility < 3 miles) or mountain obscuration.
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Q10.An AIRMET Tango describes:
A.Moderate turbulence, sustained surface winds of 30 knots or more, and non-convective low-level wind shearB.Icing conditionsC.IFR conditionsD.TornadoesA. Moderate turbulence, sustained surface winds of 30 knots or more, and non-convective low-level wind shearExplanation: AIRMET Tango (T for Turbulence) warns of moderate turbulence and strong surface winds.
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Q11.Which weather chart depicts pressure systems (highs/lows), fronts, and station data at the surface?
A.Surface Analysis ChartB.Winds and Temperatures Aloft ChartC.Significant Weather Prognostic ChartD.Radar Summary ChartA. Surface Analysis ChartExplanation: The Surface Analysis Chart shows the positions of fronts, high/low pressure systems, and surface weather observations valid for the time of the chart.
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Q12.On a weather chart, a blue line with triangles points indicates:
A.A Cold FrontB.A Warm FrontC.A Stationary FrontD.An Occluded FrontA. A Cold FrontExplanation: A cold front is depicted by a solid blue line with triangles pointing in the direction of movement.
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Q13.Refer to a Winds and Temperatures Aloft (FB) Forecast. You see the code '9900' for a specific altitude. This means:
A.Winds are light and variable (less than 5 knots)B.Wind is from 990 degreesC.Temperature is -99 degreesD.Data is missingA. Winds are light and variable (less than 5 knots)Explanation: The code 9900 indicates light and variable winds (less than 5 knots).
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Q14.Decode the Winds and Temperatures Aloft entry: 2332+02
A.Wind from 230° true at 32 knots, temperature +2°CB.Wind from 230° magnetic at 32 knots, temperature +2°FC.Wind from 320° at 23 knots, temperature +2°CD.Wind 23 to 32 knots, visibility 2 milesA. Wind from 230° true at 32 knots, temperature +2°CExplanation: First 2 digits = direction (230°). Second 2 digits = speed (32 knots). Last digits = temp (+02°C). Aloft forecasts are always in True North.
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Q15.In a METAR, 'RMK' indicates:
A.Remarks followB.Runway visual rangeC.Rain and MistD.Remote stationA. Remarks followExplanation: RMK denotes the start of the Remarks section, which contains detailed data not in the main body (e.g., precise temp, precip timing).
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Q16.Refer to METAR: RAB35. This remark means:
A.Rain began at 35 minutes past the hourB.Runway visual range 3500 feetC.Rain and Blowing SnowD.Radar Available at 35 milesA. Rain began at 35 minutes past the hourExplanation: RAB35 stands for 'Rain Began at 35' (minutes past the hour).
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Q17.METAR report: A02. This code in the remarks indicates:
A.The station has an automated precipitation discriminator (can distinguish rain/snow)B.The station is attended by a human observerC.The altimeter is 30.02D.The station is type A02 (no precip discriminator)A. The station has an automated precipitation discriminator (can distinguish rain/snow)Explanation: A02 indicates an automated station WITH a precipitation discriminator. A01 is automated WITHOUT one.
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Q18.Low Level Significant Weather Prognostic Charts (Surface to 24,000 ft) depict:
A.Forecast areas of IFR, MVFR, turbulence, and freezing levelsB.Current METAR dataC.Satellite imageryD.GPS signal strengthA. Forecast areas of IFR, MVFR, turbulence, and freezing levelsExplanation: These charts forecast aviation weather hazards such as IFR/MVFR areas, turbulence, and freezing levels for the near future (12 and 24 hours).
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Q19.In a TAF, the validity period '0812/0912' indicates:
A.The forecast is valid from the 8th day at 1200Z to the 9th day at 1200Z (24 hours)B.Valid from 0800Z to 1200ZC.Valid on August 12thD.Wind 080 at 12 knotsA. The forecast is valid from the 8th day at 1200Z to the 9th day at 1200Z (24 hours)Explanation: TAF validity is given as DDHH/DDHH. 0812/0912 means Day 8 at 12Z to Day 9 at 12Z.
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Q20.What does 'TEMPO' indicate in a TAF?
A.Temporary fluctuations in weather conditions expected to last less than an hour at a timeB.Temperature ObservationC.A permanent change in weatherD.Temporal shift in windA. Temporary fluctuations in weather conditions expected to last less than an hour at a timeExplanation: TEMPO indicates temporary conditions (lasting <1 hour per instance and covering <50% of the period) that differ from the prevailing forecast.
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Q21.If a METAR reports 'Sky Condition: CLR', it means:
A.No clouds detected below 12,000 feet (automated station)B.Clear skies, unlimited visibilityC.Clouds are lower than runwayD.Ceiling is Low and RestrictedA. No clouds detected below 12,000 feet (automated station)Explanation: CLR usually appears on automated stations when no clouds are detected below 12,000 feet. SKC is used by human observers for completely clear skies.
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Q22.Decode the following Winds Aloft Forecast code: 750552
A.Wind 250° at 105 knots, Temperature -52°CB.Wind 750° at 55 knots, Temperature 2°CC.Wind 250° at 5 knots, Temperature 52°CD.Wind 170° at 50 knots, Temperature -20°CA. Wind 250° at 105 knots, Temperature -52°CExplanation: If wind direction is > 360, subtract 50 from direction and add 100 to speed. 75 - 50 = 25 (250°). 05 + 100 = 105 knots. Temp is -52°C (temps above 24,000 are assumed negative).
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Q23.A 'Squall Line' is usually indicated on a Surface Analysis chart by:
A.A dashed red line with two dots (or 'SQLN' notation)B.A purple line with triangles and semicirclesC.A solid yellow lineD.A dashed blue lineA. A dashed red line with two dots (or 'SQLN' notation)Explanation: A squall line (line of severe thunderstorms) is depicted by a dashed double-dotted red line.
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Q24.Which cloud type is reported as 'CB' in a METAR?
A.CumulonimbusB.CumulusC.CirrusD.Clear BlueA. CumulonimbusExplanation: CB is the abbreviation for Cumulonimbus, the only cloud type explicitly identified in a METAR (along with TCU - Towering Cumulus).
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Q25.What is the ceiling in this report: SCT005 BKN015 OVC030?
A.1,500 feet (BKN015)B.500 feet (SCT005)C.3,000 feet (OVC030)D.UnlimitedA. 1,500 feet (BKN015)Explanation: A ceiling is the lowest Broken or Overcast layer. SCT is not a ceiling. The lowest ceiling here is BKN at 1,500 feet.
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Q26.On a Surface Analysis Chart, isobars are:
A.Lines of equal pressureB.Lines of equal temperatureC.Lines of equal wind speedD.Lines of precipitationA. Lines of equal pressureExplanation: Isobars connect points of equal barometric pressure. Closely spaced isobars indicate strong winds.
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Q27.A 'UUA' in a PIREP indicates:
A.Urgent Pilot Report (e.g., severe turbulence/icing)B.Unmanned Aircraft ReportC.Upper Air ObservationD.Routine Pilot ReportA. Urgent Pilot Report (e.g., severe turbulence/icing)Explanation: UUA stands for Urgent Upper Air report (Urgent PIREP), containing severe hazards. UA is a routine PIREP.
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Q28.METAR: KLAX 121855Z 00000KT 10SM...
A.Wind is calmB.Wind is from North at 0 knotsC.Wind data is missingD.Wind is variableA. Wind is calmExplanation: 00000KT indicates calm winds.
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Q29.An AIRMET Zulu indicates:
A.Moderate icing and freezing levelsB.TurbulenceC.IFR conditionsD.ThunderstormsA. Moderate icing and freezing levelsExplanation: AIRMET Zulu (Z for Freezing) warns of moderate icing and provides freezing level data.
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Q30.Decode: P6SM in a TAF
A.Visibility greater than 6 Statute MilesB.Probability of 6 Statute MilesC.Precipitation 6 Statute Miles awayD.Visibility exactly 6 Statute MilesA. Visibility greater than 6 Statute MilesExplanation: P stands for Plus. P6SM means visibility is forecast to be greater than 6 statute miles (unlimited).
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Q31.The remarks 'SLP134' in a METAR mean:
A.Sea Level Pressure is 1013.4 millibarsB.Slope 134 degreesC.Slip on runway 134D.Sea Level Pressure is 29.34 inches HgA. Sea Level Pressure is 1013.4 millibarsExplanation: SLP indicates Sea Level Pressure in hectopascals (millibars). The last three digits are given. Add 10 or 9 to the front. 134 becomes 1013.4 mb.
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Q32.On a prog chart, shaded green areas surrounded by a solid green line typically indicate:
A.Precipitation (Rain)B.FogC.TurbulenceD.Clear skiesA. Precipitation (Rain)Explanation: Green shading on weather charts generally indicates precipitation areas.
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Q33.In a METAR, what does the remark 'PRESRR' mean?
A.Pressure Rising RapidlyB.Pressure Rising SlowlyC.Precipitation RareD.Present Weather RainA. Pressure Rising RapidlyExplanation: PRESRR indicates atmospheric pressure is rising rapidly, which often signifies approaching good weather or a high-pressure system.
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Q34.A 'Standard Briefing' from Flight Service should be requested when:
A.You have not received a preliminary briefing or have no current dataB.You need an update to a previous briefingC.You are flying 6 hours from nowD.You only want TFRsA. You have not received a preliminary briefing or have no current dataExplanation: A Standard Briefing provides a complete weather picture and is used when you haven't received prior information. (Abbreviated is for updates; Outlook is for >6 hours away).
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