Chapter 7
The wind and temperature at 12,000 feet MSL as reported by a pilot are?
080 degrees at 21 knots and -7 degrees Celsius.
The Chicago FA forecast section is valid until the twenty-fifth at?
0800Z
If the terrain elevation is 1,295 feet MSL, what is the height above ground level of the base of the ceiling?
1,800-1,295=505 feet AGL.
What are the wind conditions at WINK, Texas (KINK)
110 degrees at 12 knots, peak gusts 18 knots.
At what altitude is the freezing level over the middle of Florida on the 12 hour significant weather prognostic chart?
12,000 feet.
Below FL180, en route weather advisories should be obtained from an FSS on?
122.0 MHz
(AREA E) the top of the precipitation of the cell is?
16,000 feet MSL.
In the TAF from KOKC the "FM (FROM) Group" is forecast for the hours from 1600Z to 2200Z with the wind from?
180 degrees at 10 knots.
The wind direction and velocity at KJFK is from?
180 degrees true at 4 knots.
What is the valid period for the TAF for KMEM?
1800Z to 1800Z.
What wind is forecast for STL at 9,000 feet?
230 degrees true at 33 knots.
What wind is forecast for STL at 12,000 feet?
230 degrees true at 39 knots.
(AREA B) what is the top for precipitation of the radar return?
24,000 feet MSL.
Between 1000Z and 1200Z the visibility at KMEM is forecast to be?
3 statute miles.
The base and tops of the overcast layer reported by a pilot are?
7,200 feet MSL and 8,900 feet MSL.
When the term "light and variable" is used in reference to a winds aloft forecast, the coded group and wind speed is?
9900 and less than 5 knots.
To get a complete weather briefing for the planned flight, the pilot should request?
A standard briefing.
What service should a pilot normally expect from an En Route Flight Advisory Service (EFAS) station?
Actual weather info and thunderstorm activity along the route.
SIGMETs are issued as a warning of weather conditions hazardous to which aircraft?
All aircrafts.
AIRMETs are advisories of significant weather phenomena but of lower intensities than SIGMETs and are intended for dissemination to?
All pilots.
To update a previous weather briefing, a pilot should request?
An abbreviated briefing.
Which type of weather briefing should a pilot request to supplement mass disseminated data?
An abbreviated briefing.
A weather briefing that is provided when the info requested is 6 or more hours in advance of the proposed departure time?
An outlook briefing.
When requesting weather info for the following morning, a pilot should request?
An outlook briefing.
From which primary source should info be obtained regarding expected weather at the estimated time of arrival if your destination has no terminal forecast?
Area forecast.
To best determine general forecast weather conditions covering a flight info region, the pilot should?
Aviation area forecast.
How should contact be established with an En Route Flight Advisory Service (EFAS) station, and what service would be expected?
Call flight watch on 122.0 for info regarding actual weather and thunderstorm activity along purposed route.
What sky condition and visibility are forecast for upper Michigan in the eastern portions after 2300Z?
Ceiling 1,000 feet overcast and 3-5 statue miles visibility.
What weather is forecast for the Florida area just ahead of the stationary front during the first 12 hours?
Ceiling 1,000 to 3,000 feet and/or visibility 3-5 miles with continuous precipitation.
What sky condition and type obstructions to vision are forecast for upper Michigan in the western portions from 0200Z until 0500Z?
Ceiling becoming 1,000 feet overcast with visibility 3-5 statue miles.
The marginal weather in central Kentucky is due to low?
Ceiling.
The section of the area forecast entitled "VFR CLDS/WX" contains a general description of?
Clouds and weather which cover an area greater than 3,000 square miles and is significant to VFR flight operations.
What is the status of the front that extends from Nebraska through the upper peninsula of Michigan?
Cold.
The enclosed shaded area associated with the low pressure system over northern Utah is forecast to have?
Continuous snow.
The only cloud type forecast is TAF reports is?
Cumulonimbus.
How are significant weather prognostic charts best used by a pilot?
For determining areas to avoid (freezing levels and turbulence).
Of what value is the weather depiction chart to the pilot?
For determining general weather conditions on which to base flight planning.
According to the weather depiction chart the weather for a flight from southern Michigan to north Indiana is ceilings?
Greater than 3,000 feet and visibility greater than 5 miles.
During the time period from 0600Z to 0800Z, what visibility is forecast for KOKC?
Greater than 6 statue miles.
What should pilots start initially when telephoning a weather briefing facility for preflight weather info?
Identify themselves as pilots.
To determine the freezing level and areas of probable icing aloft, the pilot should refer to the?
Inflight aviation weather advisories.
Which of the reporting stations have VFR weather?
KINK, KBOI, KLAX
The intensity of the turbulence reported at a specific altitude is?
Light from 5,500-7,200 feet
The intensity and type of icing reported by a pilot is?
Light to moderate rime.
What info is provided by the radar summer at chart that is not shown on other weather charts?
Lines and cells of hazardous thunderstorms.
Radar weather reports are of special interests to pilots because they indicate?
Location of precipitation along with type, intensity, and cell movement of precipitation
What weather phenomenon is causing IFR conditions in central Oklahoma?
Low ceilings and visibility.
The IFR weather in northern Texas is due to?
Low ceilings.
For aviation purposes, ceiling is defined as the height above the Earths surface of the?
Lowest broken or overcast layer or vertical visibility into an obstruction.
Interpret the weather symbol depicted in Utah on the 12 hour significant weather prognostic chart.
Moderate turbulence, surface to 18,000 feet.
(AREA D) what is the direction and speed of movement of the cell?
North at 17 knots.
In the TAF from KOKC the clear sky becomes?
Overcast at 2000 feet during the forecast period between 2200Z and 2400z.
The remarks sections for KMDW has RAB35 listed. This entry means?
Rain began at 1835Z.
In the TAF for KMEM, what does SHRA stand for?
Rain showers.
Which in flight advisory would contain info in severe icing not associated with thunderstorms?
SIGMET.
What does the heavy dashed line that forms a large rectangular box on a radar summary chart refer to?
Severe weather watch area.
What are the current conditions depicted for Chicago midway airport? (KMDW)
Sky 700 feet overcast, visibility, 1-1/2 SM, rain.
Which type weather briefing should a pilot request, when departing wishing the hour, if no preliminary weather info has been received?
Standard briefing.
When telephoning a weather briefing faculty for preflight weather info, pilots should state?
The aircraft identification or the pilots name.
What is indicated when a current CONVECTIVE SIGMET forecasts thunderstorms?
Thunderstorms obscured by massive cloud layers.
What info is contained in a CONVECTIVE SIGMET?
Tornadoes, embedded thunderstorms, and hail 3/4 inch or greater in diameter.
To obtain a continuous transcribed weather briefing, including winds aloft and route forecasts for a cross country flight, a pilot should monitor a?
Transcribed weather broadcast (TWEB) on an NDB or a VOR facility.
Individual forecasts for specific routes of flight can be obtained from which weather source?
Transcribed weather broadcasts (TWEBs).
What values are used for winds aloft forecasts?
True direction and knots.
What is the outlook for the southern half of Indiana after 0700Z?
VFR.
Transcribed weather broadcasts may be monitored by turning the appropriate radio receiver to certain?
VOR and NDB frequencies.
What is the forecast wind for KMEM from 1600Z until the end of the forecast?
Variable in direction at 6 knots.
When telephoning a weather briefing facility for preflight weather info, pilots should state?
Weather they intend to fly VFR only.
