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A107
Weather Reports; IFS
Question | Answer |
---|---|
The type of visibility reported in METARs is the: | Prevailing Visibility: Greatest distance that can be seen throughout at least half the sky. |
Weather reported as being in the vicinity (VC) is between ___ and ___ statute miles from the reporting station. | 5 and 10 |
What is meant by the term "dewpoint"? | The temperature to which air must be cooled to become saturated. |
In the TAF from KOKC, the clear sky becomes ... | overcast at 2,000 feet during the forecast period between 2200Z and 2400Z. |
What are the current conditions depicted for Greeley Weld County Airports (KGXY)? ... | Sky 700 feet overcast, visibility 1-1/2 SM, rain. |
The two types of METAR reports are | Routine and Special |
Between 1000Z and 1200Z the visibility at KMEM is forecast to be? ... | 3 statute miles. |
What is the forecast wind for KMEM at 0000Z? ... | 330 degrees at 15 KT |
The only cloud type forecast in TAF reports is | Cumulonimbus. |
The remarks section for KGXY has RAB35 listed. This entry means: ... | rain begain at 1835Z. |
Where does wind shear occur? | At all altitudes, in all directions. |
During the time period from 0600Z to 0800Z, what visibility is forecast for KOKC? ... | Greater than 6 statute miles. |
If the temperature/dewpoint spread is small and decreasing, and the temperature is 62 degrees F, what type weather is most likely to develop? | Fog or low clouds. |
What is the valid period for the TAF for KMEM? ... | 1800Z to 1800Z. |
Which conditions result in the formation of frost? | The temperature of the collecting surface is at or below the dewpoint of the adjacent air and the dewpoint is below freezing. |
The wind direction and velocity at Colorado Springs is: ... | 180 degrees true at 4 knots. |
When the phrase "light and variable" is used in reference to winds-aloft forecast, the coded group and windspeed is | 9900 and less than 5 knots. |
A METAR provides _____. | Current weather for an airport within a 5 sm radius. |
Reported winds in a METAR are in reference to | True North |
In the following TAF, what does "VV" signify? ... | Vertical Visibility of 100 feet. |
What is meant by the term 'dewpoint'? | The temperature to which air must be cooled to become saturated. |
In the following example, what does the "WS" code denote? WS015/27050KT | Wind shear can be expected up to 1,500 feet AGL. |
It is currently 4:30 p.m. The next routine METAR report will be available in ____ minutes. | 20-30 |
Winds reported as variable (VRB) vary | in direction and are 6 knots or less. |
The amount of water vapor which air can hold depends on the | air temperature. |
Which of the reporting stations have VFR weather? ... | KPUB, KDEN, and KABQ. |
Which modifier would signify a rapid and lasting change in conditions? | FM |
The PROB modifier will be used when there is a ____ percent chance that weather phenomena will occur. | 30 to 49 |
For aviation purposes, ceiling is defined as the height above the Earth's surface of the | lowest broken or overcast layer or vertical visibility into an obscuration. |