Kona to Atlanta Turbulence Forecast

KOA → ATL · 4,440 miles · ~9h 23m

What to Expect

Your Kona to Atlanta flight crosses a wide variety of geographic features, which means encountering different types of turbulence along the way. Initially, expect potential Oceanic Clear-Air Turbulence and Oceanic Convection as you fly over the open Pacific. As you approach the mainland, the Mojave and Sonoran Deserts can cause Thermal Turbulence. Further inland, the Southern Rockies might bring Mountain Wave Turbulence, while crossing Tornado Alley may mean you experience Severe Convective Turbulence. As you continue, the Ozark Plateau and Mississippi Valley can contribute Convective Turbulence, which may continue over the Southeast Interior. Finally, the Southern Appalachians could cause Mechanical Turbulence. Pilots are very familiar with these patterns and adept at navigating them, using weather forecasts and onboard radar to find the smoothest possible path.

The Kona to Atlanta 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

• Oceanic Clear-Air Turbulence: Transoceanic jet stream crossings produce extended stretches of clear-air turbulence over the open Pacific.
• Oceanic Convection: Isolated thunderstorms over warm Pacific waters can develop away from radar coverage, catching flights off guard.
• Thermal Turbulence: Extreme desert heating generates strong thermal updrafts that cause low-to-mid-level turbulence, especially in summer afternoons.
• Mountain Wave Turbulence: The Southern Rockies produce lee waves when southwesterly upper-level winds flow across the terrain.

When Is This Route Bumpiest?

For the smoothest experience on this route, consider flying in spring or early summer. Winter can also be relatively calm. Late summer, summer, late winter, and spring tend to be the bumpiest. This is due to increased convective activity and storm systems, especially over Tornado Alley and the Southeast. During warmer months, thermal activity over the deserts and convection over the Ozarks, Mississippi Valley, and Southeast Interior contribute to more frequent turbulence. Mountain wave turbulence from the Rockies is more likely during late winter and spring.

Tips for This Flight

If you're concerned about turbulence, try to book a morning flight; the air is generally calmer earlier in the day, before thermal activity ramps up. Any turbulence you might experience on this route is likely to feel like driving on a bumpy, unpaved road for a few minutes at a time. Choosing a seat over the wing, near the plane's center of gravity, can minimize the sensation of movement. Staying well-hydrated can also help you feel more comfortable. Remember that turbulence is a normal part of flying, and the crew is well-prepared to handle it and ensure your safety.

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Forecasts based on NOAA HRRR and GFS atmospheric model data.