CCM3 October 28, 2013 John Peralta
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Transcript of CCM3 October 28, 2013 John Peralta
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CCM3
October 28, 2013
John Peralta
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Question Location Santa Ana Winds Wind shear Recommendation
Question:
A pilot will be flying low parallel with the San Gabriel and San Bernardino Mountain range during the Santa Ana winds. Which side of the mountain should the pilot fly over?
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Question Location Santa Ana Winds Wind shear Recommendation
The location of the San Bernardino and San Gabriel Mountains with respect to the globe
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Question Location Santa Ana Winds Wind shear Recommendation
Santa Ana winds are caused by sinking air over the Mojave Desert. Winds flow out of this area.
Winds over the SGSB Mountains are northerly during the Santa Ana winds.
Image from Fovell (2002)
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Question Location Santa Ana Winds Wind shear Recommendation
During the night the wind direction changes
During the night winds flow from the top of the mountains.
Fovell image over Google Maps Image
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Question Location Santa Ana Winds Wind shear Recommendation
Windward versus Leeward side of mountain
There is wind shear on the Leeward side of the mountain.
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Question Location Santa Ana Winds Wind shear Recommendation
I recommend the pilot fly on the North side of the San Gabriel and San Bernardino Mountains and to avoid doing so during the night hours.
FAA. "Weather Theory." Pilots Handbook of Aeronautical Knowledge. N.p.: n.p., 2008. 11-10. Web.
Fovell, Robert. "The Santa Ana Winds." The Santa Ana Winds. N.p., Nov. 2002. Web. 22 Oct. 2013. <http://tornado.sfsu.edu/Geosciences/classes/Metr590/Assignments/Rider_v_Trough/SantaAnaWinds.html>.
"San Bernardino Mountains." Wikipedia. Wikimedia Foundation, 17 Oct. 2013. Web. 22 Oct. 2013. <http://en.wikipedia.org/wiki/San_Bernardino_Mountains>.