Providence to Spokane Turbulence Forecast

PVD → GEG · 2,267 miles · ~5h 2m

What to Expect

Okay, let's look at what your flight from Providence (PVD) to Spokane (GEG) might be like. The first bit, over the Atlantic Seaboard, can sometimes have clear-air turbulence, which is caused by changes in air pressure and wind. As you head over the Northern Appalachians, you might feel some mechanical turbulence; this happens when wind flows over mountains, creating disturbances. Then, crossing the Great Lakes, there's a chance of lake-effect turbulence, especially if there's cold air moving over the warmer lake waters. The Upper Midwest and the Great Plains can also experience clear-air turbulence. Finally, as you approach Spokane over the Northern Rockies, be aware of potential mountain wave turbulence, which is similar to mechanical turbulence but can extend higher into the atmosphere. Remember, pilots are trained to handle these conditions, and turbulence is a normal part of flying.

The Providence to Spokane route crosses the Northern Rockies, a rugged expanse of high peaks in Montana, Idaho, and Wyoming. Mountain wave turbulence is frequent here, especially when Pacific storm systems push strong winds over the Continental Divide. Pilots often report moderate chop between 30,000 and 40,000 feet over this region.

Turbulence Factors on This Route

• Clear-Air Turbulence (CAT): The Atlantic coast jet stream and land-sea temperature contrasts create frequent clear-air turbulence at cruising altitude.
• Mechanical Turbulence: The Northern Appalachians generate low-level mechanical turbulence during strong post-frontal northwest winds.
• Lake-Effect Turbulence: The Great Lakes produce lake-effect convection and low-level wind shear from land-water temperature contrasts.
• Mountain Wave Turbulence: The Northern Rockies generate powerful lee waves when Pacific fronts drive westerly flow across the high terrain.

When Is This Route Bumpiest?

For the smoothest possible flight, aim to travel during the summer or early fall. These seasons tend to be calmer as the weather patterns are more stable. Winter, late fall, early winter, and spring can be bumpier. This is because the temperature differences are greater, leading to stronger winds and more atmospheric instability. This is especially true over the Great Lakes, where the contrast between cold air and relatively warm water can create lake-effect turbulence, and in the Rockies, where winter winds amplify mountain wave turbulence.

Tips for This Flight

If you're concerned about turbulence, booking a morning flight often provides a smoother ride, as the atmosphere tends to be more stable earlier in the day. Any turbulence you encounter on this route will likely feel like driving over a bumpy road or hitting a few potholes, rather than anything severe. To help stay comfortable, choose a seat over the wing, as this is generally the most stable part of the plane. Staying well-hydrated can also help you feel more relaxed, so drink plenty of water before and during your flight, and remember to breathe deeply. You've got this.

Get Your Forecast

Related Routes

See all routes from Providence or to Spokane.

More from Providence

More to Spokane

Forecasts based on NOAA HRRR and GFS atmospheric model data.