Northwest Airlines the best airline for less turbulence on your flight
Usually, when there is a large flare up of turbulence on a popular route, I like to compare which routings airlines take through the areas. Many airlines will change altitudes a lot to avoid rough air, but Northwest takes the top spot by giving potentially turbulent areas a wide berth. Back in March of 2006, there was some moderate turbulence over Colorado, and I looked at the flight paths taken by airlines in this forum post. Today, I see SIGMETs obscuring part of the flight path indicating the chance for severe turbulence. I wanted to know, does Northwest still use this policy in their flight planning? The answer is clearly yes.
Here are the advisories for the evening of December 13th, 2006. The usual flight path for Las Vegas-Detroit is an arc which usually runs right through Colorado and in the middle of the ‘red zones’ on this map. This path is most likely used to save fuel, a large expense to the airlines.

Here are the routings used by different flights that left at around the same time.

As you can see, Northwest gives a wide berth to most of the activity, as well as it can.

America West/USAirways 96

Spirit Airlines 116.

Pilot reports of Turbulence.
Northwest airlines pioneered the best turbulence forecasting in the business, so much so that other airlines actually purchase the data from Northwest.
Let’s be clear. Northwest is doing this for the comfort of their passengers. Flying through moderate turbulence is no more dangerous than a bumpy road, yet many people would prefer a smoother flight. Let Northwest know you appreciate this by patronizing them whenever you can and letting them know exactly why you fly with them.
Tracking maps are from flightaware.com.
Written by tb_neg on December 13th, 2006 with
9 comments.
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chuckbiz
#1. December 14th, 2006, at 12:22 AM.
Wow - now that is cool.
I was on a flight 1478 from Phoenix to Denver this afternoon and about 45 minutes out of Phoenix, it was light to moderate chop through that area. Not unpleasant but a rough ride. Seems like silow1 all the way to larks arrival is always a mess with mountain wave and other disturbances morning noon and night. Any thoughts?