Lufthansa ATL FRA LH9917
Lufthansa · Live forecast
ATL → FRA
LH9917 · Apr 18, 2026 · 16:35 ED
Also sold as: LH445 Lufthansa
80
Calm Score
"A smooth ride ahead — sit back and enjoy."
9h 26m
Duration
4,001 nm
Distance
39,000 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 ATL → FRA
15 pilot reports along this route
14 / 15
Reporting smooth
0 / 15
Light turbulence
1
Moderate or worse
Latest pilot reports
Smooth
ARP DAL98 5019N04835W 0149 F400 5158N03959W 0227 5258N03000W MS54 269/64 KT N821NW DDL YYT 180149 J51A
3m ago
Smooth
ARP AAL50 5141N04502W 0148 F370 5236N03950W 0209 5335N02957W MS51 262/79 KT N848AN DDL XXH 180148 L80A
4m ago
Smooth
ARP ACA886 5023N04823W 0148 F390 5159N04000W 0223 5259N03000W MS52 264/75 KT CGHPQ DDL XXW 180149 L78A
4m ago
Smooth
ARP UAL946 5333N03534W 0148 F360 5400N03000W 0211 5400N02000W MS56 255/87 KT N642UA DDL XXN 180148 F33A
4m ago
Severe
QX UUA /OV 4737N05731W /TM 0147 /FL310 /TP B77W /TB SEV
5m ago
AI-powered flight briefing
14,500 data points analyzed · HIGH confidence
Your Flight

We analysed more than 14,500 data points along your route from Hartsfield-Jackson Atlanta International, Atlanta to Frankfurt Airport, Frankfurt am Main.

Your Journey Beta

26 minutes, 1 hour, and 3 hours 45 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 and crossing the North Atlantic Ocean – these areas can sometimes cause light turbulence.

Mostly Smooth

Overall conditions look mostly smooth with occasional light bumps. Nothing to worry about.

Takeoff

Takeoff should feel a bit bumpy initially, with calm conditions around the airport.

Winds Aloft

Winds at cruising altitude are about 50 knots. These winds are favorable and may get you there up to 31 minutes early.

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 9h 26min
Maximum turbulence expected per segment
Takeoff
Moderate
0:30-1:00
Light
1:00-1:30
Moderate
1:30-2:00
Moderate
2:00-2:30
Moderate
2:30-3:00
Moderate
3:00-3:30
Light
3:30-4:00
Moderate
4:00-4:30
Light
4:30-5:00
Light
5:00-5:30
Light
5:30-6:00
Light
6:00-6:30
Light
6:30-7:00
Light
7:00-7:29
Smooth
7:29-7:58
Light
7:58-8:27
Light
8:27-8:56
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
ATL Hartsfield-Jackson Atlanta International — Departure
Wind
9 kt (210°)
Sky
Scattered
Temperature
27°C
Conditions
VFR — Clear conditions, no delays expected
FRA Frankfurt Airport — Arrival
Wind
4 kt (60°)
Sky
NSC
Temperature
13°C
Conditions
VFR — Clear conditions, no delays expected
Your flight details
Departure timing and aircraft information
Evening Flight Departure
Time of day
Evening Flight
Tip
Evening and night flights typically offer smoother conditions as thermal activity subsides and the atmosphere stabilizes after sunset.
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.