Training Guide in Surface Weather Observations - Multiple Choices

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26. A 6-hourly maximum temperature of 2.5° Celsius shall be coded in column 14 in the following format: a. 10003 b. 11025 c. 10025 d. 11002 27. When coding the pressure characteristic, if the pressure is lower than 3 hours ago, the code must be chosen from one of the following groups: a. 0, 6, 7, 8 b. 4, 5, 6, 7 c. 0, 1, 2, 3 d. 5, 6, 7, 8 28. The snow depth increased 3 inches between 1300 and 1400 UTC. How would this be reported in column 14 if the depth of snow on the ground at 1200 and 1300 UTC was 6 inches? a. SNINCR 3/9 b. SNINCR 3/6 c. SNINCR 3/3 d. SNINCR 6/3 29. If an undeterminable amount of precipitation has occurred in the past 3-hours, what should be recorded in column 14? a. 60000 b. 6//// c. 3//// d. missing data, no report is required 30. A 6-hour maximum temperature of 14.5°C and a 6-hour minimum temperature of 1.5°C should be recorded in column 14 as: a. 10145 21015 b. 10015 21002 c. 10014 21001 d. 10145 20015 31. At 1800 UTC, a trace of precipitation has fallen during the past 6-hours. What should be reported in remarks? a. 60000 b. 6000/ c. 6//// d. not required to be reported 8-14
32. Which of the following is a correct entry in Column 14 (Remarks)? a. FG OVC000 b. FU VV005 c. GS 1/2 d. ACC DSNT NW 33. When reporting lightning in remarks, which of the following items is unnecessary? a. Frequency b. Type c. Location d. Begin/end times 34. In remarks, time entries will use “hours and minutes” if the time reported occurs: a. during the same hour the observation is taken b. any time within 2 hours of observation time c. during an hour that is different from the observation time hour d. any time (observer’s option) 35. Which of the following is a correct remark? a. GS 1/2 b. PK WND 25025/37 c. VIS 1/4V1/2 d. RAB1458 TSB1456E31 36. A remark of FRQ LTGCGCC NW in Column 14 would indicate that flashes per minute were observed. a. more than 10 b. 6-10 c. 1-10 d. 1-6 37. What remark is appended to the report to indicate that the observation was not transmitted longline? a. SPECI b. LAST c. FIBI d. NOSPECI 38. Using the prescribed order, which of the following required remarks would be the first entry? a. VIRGA SW b. GR 1/2 c. OCNL LTGICCG VC d. WSHFT 1957 8-15
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Training Guide in Surface Weather O
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PREFACE METAR/SPECI is the internat
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CHAPTER 7 - PRESSURE ..............
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1.2 Content and Format of the Manua
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1.6 Report Modifier - COR An observ
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1-6
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12. A METAR observation contains se
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25. At no time shall an observation
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2.1.4 Estimated Winds Though winds
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2-4
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Code the following wind situations
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19. Which of the following wind par
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3.1 Visibility 1 CHAPTER 3 VISIBILI
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3.2.3 Surface and Tower Visibility
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SUR- FACE VISIBILITY PRESENT WEATHE
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3.3 Visibility Chart As an aid for
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OUTLINE DETERMINING VISIBILITY From
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REVIEW QUESTIONS Select the best an
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11. 12. At the time of observation,
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23. Weather conditions being equal,
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38. Visibility of 2 3/8 miles is re
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When more than one type of present
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4.1.2 Descriptors Descriptors are q
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Obscurations that stand alone, i.e.
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Question: What does an observer do
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Footnotes for Weather Phenomena Mat
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9. +FZRA a. Severe freezing rain b.
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23. Volcanic ash is reported: a. wh
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37. Match the following present wea
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46. Which of the following precipit
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59. Steady rain is observed 4 miles
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72. Rain showers of an unknown inte
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5.2 Sky Cover Figure 5-2. Weather O
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Example 5-2. One Layer with Single
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Figure 5-4. Advancing Layer (sky co
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5-8
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Figure 5-10. Surface-base Layer Sur
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Example 5-5. Four Layers. The follo
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Example 5-8. One Layer. Example 5-9
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1 CU - Cumulus 1 Example 5-12. Mult
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layer aloft will be considered as m
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5. When a balloon is used for deter
Page 86 and 87: OUTLINE DETERMINING SKY COVER AMOUN
Page 88 and 89: Select the correct answer. REVIEW Q
Page 90 and 91: 20. If a layer aloft has less than
Page 92 and 93: 40. Match the following reportable
Page 94 and 95: 6.1 Temperature and Dew Point - T
Page 96 and 97: 6. Obtain the difference between th
Page 98 and 99: Other examples of determining wet-b
Page 100 and 101: The conversion from ice to water ca
Page 102 and 103: a. Read right end of index in minim
Page 104 and 105: Figure 6-8. Reading a Thermometer t
Page 106 and 107: TIME G LST G UTC (2) TEMP. (°C) DE
Page 108 and 109: Method II: Centrifugal Force A shor
Page 110 and 111: INSTRUCTIONS: Select the best answe
Page 112 and 113: 16. Under what conditions is the de
Page 114 and 115: 6-21 +130 129 128 127 126 +125 124
Page 116 and 117: 6-23
Page 118 and 119: The altimeter setting shall be repo
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Page 122 and 123: 7. Sea-level pressure is an adjustm
Page 124 and 125: 2. Additive Data [NA SAWRS] 3- and
Page 126 and 127: 8.2.2.2 24-Hour Precipitation Amoun
Page 128 and 129: When finished, put the emptied meas
Page 130 and 131: 8.3.3.1 Depth of New Snow (Snowfall
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Page 134 and 135: 10. A thunderstorm is overhead, mov
Page 138 and 139: CHAPTER 9 REVIEW EXERCISES OBSERVIN
Page 140 and 141: Exercise #3 Lower layer has ____/8t
Page 142 and 143: Exercise #5 Surface based layer has
Page 144 and 145: Exercise #7 Total sky coverage is _
Page 146 and 147: Exercise #9 Lower layer has ____/8t
Page 148 and 149: Exercise #11 Total sky coverage is
Page 150 and 151: QUALITY CONTROL EXERCISE Each of th
Page 152 and 153: 21. METAR KKKK 282045Z E29006KT 7SM
Page 154 and 155: 42. METAR KFFF 302250Z 03008KT 40SM
Page 156 and 157: 16. a. METAR 17. b. second 18. d. f
Page 158 and 159: 11. - a change in wind direction of
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Page 162 and 163: 22. b precipitation occurring not a
Page 164 and 165: 52. b. decreasing dominance. 53. b.
Page 166 and 167: 24. 8 VV 25. 8 OVC 26. 7 BKN 27. as
Page 168 and 169: A-14
Page 170 and 171: A-16
Page 172 and 173: A-18
Page 174 and 175: 18. 1200 UTC or other time modified
Page 176 and 177: 9. Lower layer has 1 /8ths coverage
Page 178 and 179: 16. METAR KFFF 312148Z 36005KT 1 1/
Page 180 and 181: 43. METAR KGGG 052145Z 05009KT 4SM
Page 182 and 183: WET BULB TEMPERATURES 31 32 33 34 3
Page 184 and 185: WS Form B-11 (12-96) Pres. by WSOH
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C-3
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. If an altimeter setting indicator
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