Raleigh-Durham to Kona Turbulence Forecast

RDU → KOA · 4,734 miles · ~9h 58m

What to Expect

The Raleigh-Durham to Kona flight is a long west-bound journey that crosses diverse geographic regions, each with its own potential for turbulence. Immediately after takeoff, you might experience some mechanical turbulence caused by the Southern Appalachians. As you fly further west, expect frontal turbulence over the Ohio Valley. Then, you'll encounter convective turbulence over the Ozark and Mississippi Valleys; that's just warm air rising and creating bumps. Then, you'll overfly Tornado Alley, where severe convective turbulence is possible. Clear-air turbulence (CAT) is typical across the Great Plains and the Pacific Coast. The Southern Rockies can generate mountain wave turbulence, while the Mojave and Sonoran Deserts may contribute thermal turbulence. Finally, over the open Pacific Ocean, there is a chance of oceanic clear-air turbulence and oceanic convection. All of these phenomena are well-understood by pilots, who constantly monitor and adjust course to ensure a safe and comfortable flight.

The Raleigh-Durham to Kona route passes over the Southern Rockies in New Mexico and southern Colorado. While somewhat lower than the peaks to the north, these mountains still produce notable mountain wave turbulence, particularly when strong southwesterly winds aloft align perpendicular to the ridgeline.

Turbulence Factors on This Route

• Mechanical Turbulence: The Southern Appalachians produce terrain-induced chop, especially during strong wind events and summer convection over the ridgeline.
• Frontal Turbulence: The Ohio Valley is a preferred storm track where frontal boundaries and embedded convection create turbulence year-round.
• Convective Turbulence: The Ozark Plateau frequently lies at the convergence of contrasting air masses, fueling thunderstorms and convective turbulence.
• Clear-Air Turbulence (CAT): The jet stream frequently meanders over the Great Plains, producing wind shear and clear-air turbulence at cruising altitudes.

When Is This Route Bumpiest?

For the smoothest possible ride, aim to fly this route in the fall. Spring and summer can also be relatively calm, but early summer may be a bit bumpier. Winter tends to be less smooth because the route traverses areas prone to frontal systems and upper-level winds that cause CAT, and the mountain wave turbulence is more pronounced over the Rockies. Late winter, early spring, and late summer also tend to be bumpier. Convective turbulence over the Ozarks and Mississippi Valley is more common in the warmer months.

Tips for This Flight

If possible, book a morning flight; the air is generally calmer earlier in the day. Any turbulence you experience on this route will likely feel like driving over a bumpy road or a sudden, unexpected dip. Choose a seat over the wing, as this area tends to experience less motion. Staying hydrated can also help you feel more comfortable. Remember that the pilots and crew are highly trained and prepared to handle any conditions. You're in good hands.

Get Your Forecast

Related Routes

See all routes from Raleigh-Durham or to Kona.

More from Raleigh-Durham

More to Kona

Forecasts based on NOAA HRRR and GFS atmospheric model data.