Kona to Newark Turbulence Forecast

KOA → EWR · 4,924 miles · ~10h 21m

What to Expect

That Kona to Newark flight is quite a journey, covering nearly 5,000 miles and crossing a wide range of terrain, which means you might encounter a few different types of turbulence. Initially, over the open Pacific, you could feel some Oceanic Clear-Air Turbulence or bumps from Oceanic Convection. As you approach the Pacific Coast, Clear-Air Turbulence (CAT) is possible. Then, flying over the Sierra Nevada and Central Rockies, expect potential Mountain Wave Turbulence. Over the Great Plains, Clear-Air Turbulence (CAT) may occur again. As you pass over the Great Lakes, there may be some Lake-Effect Turbulence. Over the Mississippi and Ohio Valleys, you could experience Convective or Frontal Turbulence. Finally, near the Northern Appalachians, Mechanical Turbulence is possible, and as you approach the Atlantic Seaboard, Clear-Air Turbulence (CAT) could occur. Pilots are very familiar with these patterns and prepared to navigate them, so try to relax knowing that they are constantly monitoring the conditions.

Flights between Kona and Newark 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

• 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.
• Mountain Wave Turbulence: The Sierra Nevada produces the well-known Sierra Wave, one of the strongest mountain wave systems in North America.
• Frontal Turbulence: The Ohio Valley is a preferred storm track where frontal boundaries and embedded convection create turbulence year-round.

When Is This Route Bumpiest?

For the smoothest possible flight, aim for spring, early summer, summer, early fall, fall, or winter. Conversely, winter, late summer, early spring, spring, late fall, early winter, and early summer are usually the bumpiest times for this route. The increased instability in the atmosphere during these times can lead to more Convective Turbulence over the Mississippi Valley and more Frontal Turbulence over the Ohio Valley. Mountain Wave Turbulence is more common when strong winds interact with the Sierra Nevada and Central Rockies.

Tips for This Flight

If possible, booking a morning flight can sometimes lead to a smoother experience, as the atmosphere tends to be more stable then. Any turbulence you experience will likely feel like driving over a bumpy road or a sudden dip, but remember that pilots are always prepared and monitoring conditions. To help yourself feel more comfortable, choose a seat over the wing, which tends to experience less motion, and focus on deep, slow breaths to stay calm and centered. You've got this, and you'll be in Newark before you know it!

Get Your Forecast

Related Routes

See all routes from Kona or to Newark.

More from Kona

More to Newark

Forecasts based on NOAA HRRR and GFS atmospheric model data.