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Property of Lear Siegler

Property of Lear Siegler. WEATHER CHARTS. Property of Lear Siegler. ELO 1. Action: The student will interpret the information contained in a surface analysis chart. Condition: Given pertinent information about surface analysis charts. Standard: IAW AC 00-45F. SURFACE ANALYSIS CHART.

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Property of Lear Siegler

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  1. Property of Lear Siegler

  2. WEATHER CHARTS Property of Lear Siegler

  3. ELO 1 Action:The student will interpret the information contained in a surface analysis chart. Condition:Given pertinent information about surface analysis charts. Standard:IAW AC 00-45F

  4. SURFACE ANALYSIS CHART PURPOSE.... TO PROVIDE THE PILOT WITH A GENERAL PICTURE OF THE WEATHER AT A SPECIFIC TIME Property of Lear Siegler

  5. Chart is issued every 3 hours • Information taken from METAR reports

  6. CONDITIONS DETERMINED FROM CHART 1. SURFACE WINDS 2. FRONTAL SYSTEMS 3. PRESSURE SYSTEMS 4. SKY COVERAGE 5. TEMPERATURE AND DEW POINT 6. PRECIPITATION AND OBSCURATIONS 7. STATION PRESSURE 8. PRESSURE TREND (3 Hour) Property of Lear Siegler

  7. OVERCAST (8 octas) CLEAR FEW (1-2 octas) OBSCURED SCATTERED (3-4 octas) SKY COVER MISSING BROKEN (5-7 octas) REF: AC 00-45F

  8. WIND DIRECTION Property of Lear Siegler

  9. CALM 05 KNOTS 10 KNOTS WIND SPEED 15 KNOTS 20 KNOTS 50 KNOTS 65 KNOTS Property of Lear Siegler

  10. 315 15 , 13 6 TEMPERATURE Property of Lear Siegler

  11. WEATHER & OBSCURATION , 315 15 13 6 Property of Lear Siegler

  12. RAIN Property of Lear Siegler

  13. RAIN HAIL SHOWER DRIZZLE RAIN SHOWER SNOW ICE PELLETS SNOW SHOWER Property of Lear Siegler

  14. T/STORM FOG SMOKE FREEZING DRIZZLE FREEZING RAIN HAZE Property of Lear Siegler

  15. 315 15 , 13 6 DEWPOINT Property of Lear Siegler

  16. 315 15 , 13 6 STATION PRESSURE Property of Lear Siegler

  17. 1. STATION PRESSURE CORRECTED TO SEA LEVEL 2. SHOWN IN HECTOPASCALS / MILLIBARS 132 1013.2 = 986.6 = 866 Property of Lear Siegler

  18. 315 15 13 6 , 1031.5 - .6 1030.9 3 hours ago PRESSURE TENDENCY (3 HOUR) Property of Lear Siegler

  19. 101 15 , 13 8 CURRENT STATION PRESSURE = 1010.1 INCREASING PRESSURE TREND = PRESSURE 3 HOURS AGO 1010.1 - 0.8 = 1009.3 Property of Lear Siegler

  20. , 100 15 13 12 CURRENT STATION PRESSURE = 1010.0 DECREASING PRESSURE TREND = 1010.0 + 1.2 = 1011.2 PRESSURE 3 HOURS AGO Property of Lear Siegler

  21. , 160 15 13 24 CURRENT STATION PRESSURE = 1016.0 DECREASE THEN STEADY PRESSURE TREND = 1016.0 +2.4 =1018.4 PRESSURE 3 HOURS AGO Property of Lear Siegler

  22. , 142 15 13 0 CURRENT STATION PRESSURE = 1014.2 STEADY PRESSURE TREND = 1014.2 PRESSURE 3 HOURS AGO Property of Lear Siegler

  23. , 142 15 13 0 CURRENT STATION PRESSURE = 1014.2 INCREASE THEN DECREASE PRESSURE TREND = 1014.2 PRESSURE 3 HOURS AGO Property of Lear Siegler

  24. , 142 15 13 0 CURRENT STATION PRESSURE = 1014.2 DECREASE THEN INCREASE PRESSURE TREND = 1014.2 PRESSURE 3 HOURS AGO Property of Lear Siegler

  25. L IND TRUE H L L H H

  26. Break Time Countdown

  27. ELO 2 Action:The student will interpret data contained in a weather depiction chart. Condition:Given pertinent information about weather depiction charts. Standard:IAW AC 00-45F

  28. WEATHER DEPICTION CHART Property of Lear Siegler

  29. WEATHER DEPICTION CHART PURPOSE - To portray areas of IFR, VFR and MVFR FREQUENCY - Issued every 3 hours Property of Lear Siegler

  30. OVERCAST (8 octas) CLEAR FEW (1-2 octas) OBSCURED SCATTERED (3-4 octas) SKY COVER MISSING OR PARTIAL OBSCURATION BROKEN (5-7 octas) BREAKS IN OVERCAST REF: AC 00-45F

  31. Sky cover symbols shown on the weather depiction chart are the worst sky conditions (summation method) for that station. The altitude below the station will show the ceiling.

  32. VISIBILITY ONLY SHOWN WHEN 5 SM OR LESS ‚ 4

  33. VISIBILITY NO VISIBILITY SHOWN MEANS VISIBILITY IS GREATER THAN 5 SM Property of Lear Siegler

  34. WEATHER AND OBSTRUCTIONS ‚ 4 Property of Lear Siegler

  35. CLOUD BASE No altitude will be given if FEW or SCT. If BKN or OVC, height is ceiling. ‚ 4 Property of Lear Siegler

  36. CLOUD BASE No altitude will be given if FEW or SCT. If BKN or OVC, height is ceiling. ‚ 4 5 Property of Lear Siegler

  37. W.D. S.A. Using the summation method 020 SCT010 BKN020 OVC030 Property of Lear Siegler

  38. W.D. S.A. FEW010 FEW020 SCT030 Property of Lear Siegler

  39. AREAS DEPICTED CEILING AND VISIBILITY GREATER THAN 3000 -- 5 VFR 3000 -- 5 To 1000 -- 3 MVFR CEILING AND /OR VISIBILITY LESS THAN 1000 -- 3 IFR Property of Lear Siegler

  40. SHADED AREAS … IFR WITH CIG LESS THAN 1000 FT AND/OR VSBY LESS THAN 3 MI CONTOURED WITHOUT SHADING…MVFR AREAS WITH CIG GREATER THAN OR EQUAL TO 1000 TO LESS THAN OR EQUAL TO 3000 FT AND/OR VSBY GREATER THAN OR EQUAL TO 3 TO LESS THAN OR EQUAL TO 5 MI NO CONTOURS… VFR AREAS WITH CIG GREATER THAN 3000 FT AND VSBY GREATER THAN 5 MI Property of Lear Siegler

  41. Property of Lear Siegler

  42. , , W.D. S.A. 315 15 4 13 6 120 METAR KATL 151450Z 28025KT4SMDZFG SCT014 BKN120OVC300 15/13 A3049 RMK SLP315 Property of Lear Siegler

  43. ELO 3 Action:The student will interpret the information contained on a radar summary chart. Condition:Given pertinent information about radar summary charts. Standard:IAW AC 00-45F

  44. RADAR SUMMARY

  45. Radar Summary Chart • Gives a three-dimensional viewpoint of clouds and precipitation • Issued every hour

  46. 1 3 5 CONTOURS AT LEVELS 1, 3, AND 5. Intense to Extreme Heavy to Very Heavy Light to Moderate Property of Lear Siegler

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