Your Flight
We analysed more than 2,500 data points along your route from Nashville International, Nashville to Fort Lauderdale Hollywood International Airport, Fort Lauderdale.
Spirit Airlines
BNA
FLL
NK1838
Spirit Airlines · Live forecast
BNA
→
FLL
Also sold as:
78
Calm Score
"Mostly smooth — one short bumpy section you'll handle."
3h 10m
Duration
690 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
Notifications not available
This flight has already departed.
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 → FLL
5 pilot reports along this route
5 / 5
Reporting smooth
0 / 5
Light turbulence
0
Moderate or worse
Latest pilot reports
Smooth
MIA UA /OV DHP240025/TM 1443/FL075/TP BE76/WX VMC
6m ago
Smooth
FLL UA /OV FLL120013/TM 1439/FL017/TP BE16/WX VMC
10m ago
Smooth
FLL UA /OV FLL180010/TM 1438/FL090/TP GLF4/TB SMOOTH
11m ago
Smooth
MIA UA /OV VKZ221007/TM 1434/FL015/TP PA32/WX VMC
15m ago
Smooth
FXE UA /OV FXE270010/TM 1429/FLDURD/TP BE76/SK SCT018
20m ago
AI-powered flight briefing
2,500 data points analyzed
· HIGH confidence
Your Journey Beta
A brief bumpy patch may occur during cruise. It's nothing to worry about - just keep your seatbelt fastened.
Your route takes you over the Appalachian Mountains – conditions there can sometimes cause light turbulence.
Mostly Smooth
Overall conditions look mostly smooth with occasional light bumps. Nothing to worry about.
Takeoff
Takeoff should feel smooth with possible light bumps, with calm conditions around the airport.
Winds Aloft
Winds at cruising altitude are about 54 knots. These winds are favorable and may get you there a few minutes early.
Landing
Landing should feel a bit bumpy on descent 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
Flight Timeline 3h 10min
Maximum turbulence expected per segment
Takeoff
Light
0:20-0:50
Light
0:50-1:20
Light
1:20-1:50
Light
1:50-2:20
Moderate
2:20-2:50
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
0 kt (0°)
Sky
Scattered
Temperature
19°C
Conditions
VFR — Clear conditions, no delays expected
FLL
Fort Lauderdale Hollywood International Airport — Arrival
Wind
7 kt (100°)
Sky
Broken
Temperature
27°C
Conditions
MVFR — Reduced visibility, minor delays possible
Your flight details
Departure timing and aircraft information
Morning Flight Departure
Time of day
Morning Flight
Tip
Morning flights typically experience smoother conditions as the atmosphere is more stable and thermal turbulence hasn't yet developed.
When
Today
b738
Category
Narrow-Body Aircraft
Size
Medium
Comfort
Single-aisle mainline jets like this offer a comfortable ride. While you may feel turbulence more than on wide-body aircraft, they are engineered to handle it smoothly.
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:
- 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.