Spokane to Los Angeles Turbulence Forecast

GEG → LAX · 946 miles · ~2h 24m

What to Expect

The Spokane to Los Angeles route is a common one, but it does cross some terrain that can stir up the air a bit. Your flight heads south over nearly 1,000 miles, and a significant portion of that distance is over the Sierra Nevada. This mountain range is notorious for creating what's called mountain wave turbulence. Think of wind flowing over the peaks like water over rocks in a stream, it creates waves. These waves in the air can cause bumps. It's important to remember that pilots are well aware of this phenomenon; they use weather forecasts and radar to navigate around or through these areas as smoothly as possible. It's a routine part of flying this route.

Flights between Spokane and Los Angeles cross the Sierra Nevada, a steep mountain barrier in eastern California. The Sierra generates some of the most intense rotor and wave turbulence in the world — the famous "Sierra Wave" can reach the stratosphere. East-side downdrafts are especially sharp, and flights into or out of Reno or the Central Valley often feel the effects.

Turbulence Factors on This Route

• Mountain Wave Turbulence: The Sierra Nevada produces the well-known Sierra Wave, one of the strongest mountain wave systems in North America.

When Is This Route Bumpiest?

For the smoothest possible ride on this route, aim for summer or early fall. The atmosphere tends to be more stable during these months, which means less mountain wave activity over the Sierra Nevada. Winter and spring, on the other hand, can be a bit bumpier. Stronger winds aloft during these seasons interact with the mountains, creating more pronounced waves and a greater chance of turbulence.

Tips for This Flight

If you're concerned about turbulence, consider booking a morning flight, as the air is often calmer earlier in the day. The mountain wave turbulence you might experience on this route typically feels like driving on a slightly bumpy, unpaved road. Remember to stay hydrated by drinking plenty of water before and during your flight; dehydration can amplify feelings of anxiety. Choosing a seat over the wing can also provide a more stable ride. Ultimately, try to remember that turbulence is a normal part of flying, and the pilots are trained to handle it safely and effectively.

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Forecasts based on NOAA HRRR and GFS atmospheric model data.