Southwest Airlines BNA JAX WN3723
Southwest Airlines · Live forecast
BNA → JAX
WN3723 · Apr 17, 2026 · 07:30 CD
81
Calm Score
"A smooth ride ahead — sit back and enjoy."
2h 35m
Duration
421 nm
Distance
31,000 ft
Cruise Altitude
HIGH
Confidence
Turbulence comfort along route
Comfort score combines turbulence probability with intensity — higher means rougher
Smooth Light Moderate Severe

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💙
We know turbulence can feel scary — especially on long flights. This report is built for you: what bumps feel like, when they happen, and why you'll be completely safe. 1 in 3 passengers feel exactly like you.
Right now on your route
Live pilot reports from aircraft flying BNA → JAX
3 pilot reports along this route
1 / 3
Reporting smooth
2 / 3
Light turbulence
0
Moderate or worse
Latest pilot reports
Light
ATL UA /OV VXV340035/TM 1741/FL075/TP BE36/TB CONS LGT CHOP OCNL MOD CHOP/IC NEG ZTLFD-41
14m ago
Light
SAV UA /OV SAV100007/TM 1740/FL095/TP BE23/TB LIGHT CHOP
15m ago
Smooth
OWB UA /OV KOWB/TM 1738/FLUNKN/TP E145/SK OVC040/RM DURD RY 18
17m ago
AI-powered flight briefing
1,500 data points analyzed · HIGH confidence
Your Flight

We analysed more than 1,500 data points along your route from Nashville International, Nashville to Jacksonville International Airport, Jacksonville.

Your Journey Beta

19 minutes into the flight: Some moderate bumps expected.
The crew may adjust altitude or ask you to stay seated during these sections.
The rest of the flight should be smooth.

Your route takes you over the Appalachian Mountains – conditions there can sometimes cause light turbulence.

Smooth Flight

We're expecting smooth conditions throughout your flight. You can sit back and relax.

Takeoff

Takeoff should feel smooth with possible light bumps, with calm conditions around the airport.

Winds Aloft

Winds at cruising altitude are about 64 knots.

Landing

Landing should feel smooth with possible light bumps with typical approach conditions.

You're in Safe Hands

If you feel nervous at any point, remember that turbulence is expected, safe, and part of normal flying. The crew is monitoring everything, and the aircraft is built to handle far more than anything you will feel. Have a safe and calm flight.

Relaxation Exercises
ZeroTurb Index (ZTI): Powered by our turbulence prediction algorithm combining atmospheric Richardson Number, wind shear analysis, temperature gradients, and geomagnetic activity. Learn more
Live data from ECMWF global forecast models · 12 atmospheric pressure levels · Updated every 6 hours
Flight Timeline 2h 35min
Maximum turbulence expected per segment
Takeoff
Moderate
0:20-0:49
Light
0:49-1:18
Light
1:18-1:47
Light
1:47-2:15
Light
Landing
Light
Smooth
Light
Moderate
Severe
Longer bars indicate higher turbulence intensity. Values shown are the maximum for each time segment.
Airport conditions
Live weather at departure and arrival
BNA Nashville International — Departure
Wind
7 kt (180°)
Sky
Scattered
Temperature
26°C
Conditions
VFR — Clear conditions, no delays expected
JAX Jacksonville International Airport — Arrival
Wind
7 kt G14 (260°)
Sky
Few Clouds
Temperature
31°C
Conditions
VFR — Clear conditions, no delays expected
Your flight details
Departure timing and aircraft information
Afternoon Flight Departure
Time of day
Afternoon Flight
Tip
Afternoon flights may encounter more turbulence due to thermal activity as the sun heats the ground, creating rising air currents.
When
Today
Data sources & our approach
ZeroTurb's Custom Algorithm: Our proprietary ZeroTurb Index (ZTI) combines three meteorological indices weighted by their predictive accuracy — giving you transparent, passenger-focused turbulence probability instead of vague categories.

This forecast integrates data from:

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