capitulo 8 nbh 5/5

9718. The VV001 in the following METAR indicates METAR KFSM 131756Z AUTO 00000KT M1/4SM R25/0600V1000FT -RA FG VV001 A2989 RMK AO2 VIS 3/4 RWY19 CHINO RWY19 $. A—an observer reported the vertical visibility as 100 feet. B—a 100 foot indefinite ceiling. C—the variability value is 100 feet.

9242. METAR KFSO 030900Z VRB02KT 7SM MIFG SKC 15/14 A3012 RMK SLP993 6///// T01500139 56012 In the above METAR, the “SLP993 6////” indicates. A—sea-level pressure 993.6 hectopascals that has dropped .4 hectopascals in the last 6 hours. B—sea-level pressure 993.6 hectopascals and that an indeterminable amount of precipitation has occurred over the last 3 hours. C—sea-level pressure 993.6 hectopascals and that four-tenths of an inch of precipitation has fallen in the last 6 hours.

9244. Which primary source contains information regarding the expected weather at the destination airport, at the ETA?. A—Low-Level Prog Chart. B—Weather Depiction Charts. C—Terminal Aerodrome Forecast.

9245. Weather conditions expected to occur in the vicinity of the airport, but not at the airport, are denoted by the letters “VC.” When VC appears in a Terminal Aerodrome Forecast, it covers a geographical area of. A—a 5 to 10 statute mile radius from the airport. B—a 5-mile radius of the center of a runway complex. C—10 miles of the station originating the forecast.

9248. What weather is predicted by the term VCTS in a Terminal Aerodrome Forecast?. A—Thunderstorms are expected in the vicinity. B—Thunderstorms may occur over the station and within 50 miles of the station. C—Thunderstorms are expected between 5 and 25 miles of the runway complex.

9246. Which are the only cloud types forecast in the Terminal Aerodrome Forecast?. A—Altocumulus. B—Cumulonimbus. C—Stratocumulus.

9278. A PROB40 (PROBability) HHhh group in an International Terminal Aerodrome Forecast (TAF) indicates the probability of. A—thunderstorms or other precipitation. B—precipitation or low visibility. C—thunderstorms or high wind.

9709. A calm wind that is forecast, in the International Terminal Aerodrome Forecast (TAF) is encoded as. A—VRB00KT. B—00000KT. C—00003KT.

9710. In the International Terminal Aerodrome Forecast (TAF), a variable wind direction is noted by “VRB” where the three digit direction usually appears. A calm wind appears in the TAF as. A—00003KT. B—VRB00KT. C—00000KT.

9711. You are planning to arrive at the KHOU airport at 0900Z, what conditions can be expected as indicated by this TAF: KHOU 151720Z 1518/1618 22009KT P6SM SCT030 SCT250 FM160000 18005KT P6SM BKN050 BKN120 FM160600 21007KT P6SM VCSH SCT025 BKN200 FM160900 34010KT P6SM VCTS BKN035CB BKN250 TEMPO 1611/1613 TSRA BKN012 OVC025CB FM161600 35007KT P6SM BKN020. A—Winds from the south blowing to the north at 10 knots. B—Thunderstorm activity 5 to 10 miles from the airport’s runway complex. C—Rain showers, scattered clouds at 2,500 feet, and overcast at 20,000 feet.

9281. Constant Pressure Analysis Charts contain contours, isotherms and some contain isotachs. The contours depict. A—ridges, lows, troughs and highs aloft. B—highs, lows, troughs, and ridges on the surface. C—highs, lows, troughs, and ridges corrected to MSL.

9283. Vertical wind shear can be determined by comparing winds on vertically adjacent constant pressure charts. The vertical wind shear that is critical for probability of turbulence is. A—4 knots or greater per 1,000 feet. B—6 knots or more per 1,000 feet. C—greater than 8 knots per 1,000 feet.

9287. (Refer to Figure 149.) What approximate wind direction, speed, and temperature (relative to ISA) are expected for a flight over OKC at FL 370?. A— 265° true; 27 knots; ISA +1°C. B— 260° true; 27 knots; ISA +6°C. C— 260° magnetic; 27 knots; ISA +10°C.

9288. (Refer to Figure 149.) What approximate wind direction, speed, and temperature (relative to ISA) are expected for a flight over TUS at FL 270?. A— 347° magnetic; 5 knots; ISA -10°C. B— 350° true; 5 knots; ISA +5°C. C— 010° true; 5 knots; ISA +13°C.

9289. (Refer to Figure 149.) What will be the wind and temperature trend for an SAT ELP TUS flight at 16,000 feet?. A— Temperature decrease slightly. B— Windspeed decrease. C— Wind direction shift from southwest to east.

9290. (Refer to Figure 149.) What will be the wind and temperature trend for an STL MEM MSY flight at FL 330?. A— Windspeed decrease. B— Wind shift from west to north. C— Temperature increase 5°C.

9291. (Refer to Figure 149.) What will be the wind and temperature trend for a DEN ICT OKC flight at 11,000 feet?. A— Temperature decrease. B— Windspeed increase slightly. C— Wind shift from calm to a westerly direction.

9292. (Refer to Figure 149.) What will be the wind and temperature trend for a DSM LIT SHV flight at 12,000 feet?. A— Windspeed decrease. B— Temperature decrease. C— Wind direction shift from northwest to southeast.

9293. (Refer to Figure 149.) What is the forecast temperature at ATL for the 3,000-foot level?. A— +6°C. B— +6°F. C— Not reported.

9294. (Refer to Figure 149.) What approximate wind direction, speed, and temperature (relative to ISA) are expected for a flight over MKC at FL 260?. A— 260° true; 43 knots; ISA +10°C. B— 260° true; 45 knots; ISA -10°C. C— 260° magnetic; 42 knots; ISA +9°C.

9295. What wind direction and speed aloft are forecast by this WINDS AND TEMPERATURE ALOFT FORECAST (FD) for FL390 — “750649”?. A—350° at 64 knots. B—250° at 106 knots. C—150° at 6 knots.

9296. What wind direction and speed aloft are forecast by this WINDS AND TEMPERATURE ALOFT FORECAST (FD) for FL390 — “731960”?. A—230° at 119 knots. B—131° at 96 knots. C—073° at 196 knots.

9251. Forecast winds and temperatures aloft for an international flight may be obtained by consulting. A—Area Forecasts published by the departure location host country. B—The current International Weather Depiction Chart appropriate to the route. C—Wind and Temperature Aloft Charts prepared by the U.S. National Centers of Environmental Prediction (NCEP).

9255.A station is forecasting wind and temperature aloft to be 280° at 205 knots; temperature −51°C at FL390. How would this data be encoded in the FB?. A—780051. B—789951. C—280051.

9939. (Refer to Figure 149A, Area 10.) What is the forecasted wind direction, speed, and temperature over ELY at 30,000 feet?. A— 330°, 35 knots, 33 °C. B— 040°, 35 knots, -33 °C. C— 220°, 35 knots, -33 °C.

9175. Isobars on a surface weather chart represent lines of equal pressure. A—at the surface. B—reduced to sea level. C—at a given atmospheric pressure altitude.

9218. Under what conditions would clear air turbulence (CAT) most likely be encountered?. A—When constant pressure charts show 20-knot isotachs less than 150 NM apart. B—When constant pressure charts show 60-knot isotachs less than 20 NM apart. C—When a sharp trough is moving at a speed less than 20 knots.

9236. A strong wind shear can be expected. A—on the low pressure side of a 100-knot jetstream core. B—where the horizontal wind shear is 15 knots, in a distance equal to 2.5° longitude. C—if the 5°C isotherms are spaced 100 NM or closer together.

9305. What information is provided by a Convective Outlook (AC)?. A—It describes areas of probable severe icing and severe or extreme turbulence during the next 24 hours. B—It provides prospects of both general and severe thunderstorm activity during the following 24 hours. C—It indicates areas of probable convective turbulence and the extent of instability in the upper atmosphere (above 500 mb).

9758. When does the National Weather Service release an Aviation Notification Watch Message (SAW)?. A—At 0000 (UTC). B—At 0000 and 1200 (UTC). C—Unscheduled and issued as required.

9257. If a SIGMET alert is announced, how can information contained in the SIGMET be obtained?. A— ATC will announce the hazard and advise when information will be provided in the FSS broadcast. B— By contacting a weather watch station. C— By contacting the nearest flight service.

9249. If squalls are reported at the destination airport, what wind conditions exist?. A—Sudden increases in windspeed of at least 15 knots, to a sustained wind speed of 20 knots, lasting for at least 1 minute. B—A sudden increase in wind speed of at least 16 knots, the speed rising to 22 knots or more for 1 minute or longer. C—Rapid variation in wind direction of at least 20° and changes in speed of at least 10 knots between peaks and lulls.

9284. (Refer to Figure 148.) Which system in the Convective SIGMET listing has the potential of producing the most severe storm?. A— The storms in Texas and Oklahoma. B— The storms in Colorado, Kansas, and Oklahoma. C— The isolated storm 50 miles northeast of Memphis (MEM).

9285. When you hear a SIGMET on an ATC frequency forecasting severe icing conditions on the route to your destination, you plan for. A—the installed transport category aircraft ice protection system protecting against all types and levels of icing as designed. B—very little airframe icing because of an OAT of −10°C or colder, the moisture is already frozen and cannot adhere to aircraft surfaces. C—the possibility of freezing rain and freezing drizzle that can accumulate on and beyond the limits of any deicing/anti-icing equipment.

9286. Which type weather conditions are covered in the Convective SIGMET?. A—Embedded thunderstorms, lines of thunderstorms, and thunderstorms with 3/4-inch hail or tornadoes. B—Cumulonimbus clouds with tops above the tropopause and thunderstorms with 1/2-inch hail or funnel clouds. C—Any thunderstorm with a severity level of VIP 2 or more.

9747. Volcanic Ash Advisory charts are updated every. A—4 hours. B—6 hours. C—12 hours.

9747-1. All ATC facilities using radar weather processors with the ability to determine precipitation intensities will describe the intensity as. A—light, moderate, heavy, intense, extreme, or severe. B—light, moderate, heavy, extreme, severe. C—light, moderate, heavy, extreme.

9747-2. Maximum turbulence potential charts (GTG-2) are issued. A—every morning at 0400. B—two times a day. C—hourly.

9747-3. Airborne weather radar is installed to help the crew. A—penetrate weather between storm cells. B—avoid severe weather. C—avoid storm turbulence and hail.

9247. What sources reflect the most accurate information on current and forecast icing conditions?. A—Low-Level Sig Weather Prog Chart, RADATs, and the Area Forecast. B—PIREPs, Area Forecast, and the Freezing Level Chart. C—AIRMET Zulus.

9250. Which type of weather can only be directly observed during flight and then reported in a PIREP?. A—Turbulence and structural icing. B—Jetstream-type winds and icing. C—Level of the tropopause and turbulence.

9271. (Refer to Figure 145.) The peak wind at KAMA was reported to be from 320° true at 39 knots,. A— which occurred at 1743Z. B— with gusts to 43 knots. C— with .43 of an inch liquid precipitation since the last report.

9713. KFTW UA/OV DFW/TM 1645/FL100/TP PA30/ SK SCT031-TOP043/BKN060-TOP085/OVC097- TOPUNKN/WX FV00SM RA/TA 07. This pilot report to Fort Worth (KFTW) indicates. A—the aircraft is in light rain. B—that the top of the ceiling is 4,300 feet. C—the ceiling at KDFW is 6,000 feet.

9922. What is indicated by the following report? TYR UUA/OV TYR180015/TM 1757/FL310/TP B737/ TB MOD-SEV CAT 350-390. A—An urgent pilot report for moderate to severe clear air turbulence. B—A routine pilot report for overcast conditions from flight levels 350-390. C—A special METAR issued on the 18th day of the month at 1757Z.