Training Guide in Surface Weather Observations - Multiple Choices

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10. A thunderstorm is overhead, moving to the north. 11. A thunderstorm is seven miles northeast, moving to the northeast. 12. A thunderstorm is fifteen miles south, moving to the southeast. 13. Cumulonimbus clouds to the west are moving to the east. 14. Towering cumulus clouds are overhead. 15. A lens-shaped cloud is observed at a height of 9,000 feet southwest of the station. 16. Snow is falling from towering cumulus in all quadrants and is obscuring 5/8 sky. 17. For each of the following, indicate the order in which they are reported: a. Rotor cloud Sector visibility Wind shift b. Obscurations Altocumulus castellanus Virga c. Variable sky condition Variable prevailing visibility Lightning d. LAST Aircraft mishap Towering cumulus e. Hailstone size Variable ceiling height Variable prevailing visibility f. Wind shift Thunderstorm location Lightning g. Cumulonimbus (CB) Lightning Obscurations h. Variable sky condition Sector visibility Variable ceiling height i. Funnel cloud Sector visibility Thunderstorm location 18. The snow depth entered in column 61 of MF1M-10 is measured at what time? 19. The snow depth increased 3 inches in the past hour. How would this be reported in column 14 if the total depth of snow on the ground is 8 inches? 8-12
20. How is the 5appp group coded at 1200 UTC if the pressure fell unsteadily .040 inch during the past 3 hours? a. 57040 b. 57014 c. 52040 d. 52014 21. Using the prescribed order, which of the following required remarks would be the first entry in column 14 (Remarks)? a. VIRGA SW b. GR 1/2 c. OCNL LTGICCG VC d. WSHFT 1957 22. Which of the following remarks are reported in the proper order? a. WSHFT 15 VIS 1/2V2 RAB35 BKN014 V OVC ACC NW b. TSB25 RAB15 TWR VIS 3 c. CIG 010V016 SLP015 PRESFR d. PK WND 28045/15 OCNL LTGIC NW VIS E-S 2 1/2 23. At 1800 UTC, 0.25 inches of precipitation occurred 12 hours ago. What is recorded in column 14 (Remarks)? a. 70025 b. 60025 c. 71025 d. no report is required 24. A temperature of 18.5° Celsius and a dew point of 10.1° Celsius would be coded in remarks as: a. T00190010 b. T01850101 c. T01851101 d. T00190100 25. At 0600 UTC there are 21.3 inches of snow on the ground and no precipitation fell during the 6hour period. What should be reported in remarks? a. 4/021 b. 4/213 c. not required to be reported d. 40213 8-13
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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
Page 84 and 85: 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 136 and 137: 26. A 6-hourly maximum temperature
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
Page 160 and 161: ...unfocused lights of moderate int
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
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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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Training Guide in Surface Weather Observations - Multiple Choices

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