Turbulence Forecast: Tokyo Haneda International Airport → Arlanda

All Nippon Airways HND ARN NH221

All Nippon Airways

FLIGHT

NH221

HND

Tokyo Haneda International Airport

00:30

05 Mar

Now: --:-- JS

13 h 50 m

ARN

Arlanda

06:20

05 Mar

Now: --:-- CES

Aircraft: b788 Altitude: 40,000ft (12.2km) Distance: 4,410 nm Duration: 13 h 50 m

AIRCRAFT

b788

ALTITUDE

40,000ft

DISTANCE

4,410 nm

DURATION

13 h 50 m

Times and gates subject to change. Verify with airline.

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Airport Weather

Departure

HND

Forecast

13°C (Now)

Few • 12 kt • VFR — Clear conditions, no delays expected

Arrival

ARN

Forecast

3°C (Now)

NSC • 7 kt • VFR — Clear conditions, no delays expected

🌤️ Afternoon Flight

Afternoon flights may encounter more turbulence due to thermal activity as the sun heats the ground, creating rising air currents.

Wide-Body Aircraft (Large)

Large, twin-aisle aircraft like this generally provide the smoothest ride through turbulence due to their size, weight, and advanced stabilization systems.

Looking for more detailed analysis?

Data Sources & Our Approach

ZeroTurb's Custom Algorithm: We've developed a proprietary ZeroTurb Index (ZTI) algorithm that combines three meteorological indices weighted by their predictive accuracy. This gives you transparent, passenger-focused turbulence probability instead of vague categories.

This forecast integrates data from:

ECMWF Open Data - Global atmospheric model (wind/temperature at 13 flight levels)
NOAA Aviation Weather Center - Pilot Reports (PIREPs), SIGMETs/AIRMETs, TAFs
NOAA Space Weather Prediction Center - Aurora forecasts for polar routes
AviationStack API - Flight schedules and airline operational data

Disclaimer: This forecast is for informational purposes only. Always consult official aviation weather sources and follow ATC guidance.

How accurate are turbulence alerts? Alerts are based on updated forecast models and pilot reports, and can change as departure approaches.