Southwest Airlines BOS MDW WN3239
Southwest Airlines · Live forecast
BOS → MDW
WN3239 · Jun 18, 2026 · 05:20 ED
75
Calm Score
"Mostly smooth — one short bumpy section you'll handle."
2h 35m
Duration
745 nm
Distance
30,000 ft
Cruise Altitude
VERY 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 BOS → MDW
9 pilot reports along this route
5 / 9
Reporting smooth
2 / 9
Light turbulence
2
Moderate or worse
Latest pilot reports
Smooth
BUF UA /OV BUF180010/TM 1016/FL090/TP CRJ9/SK T090
8m ago
Moderate
SYR UA /OV SYR/TM 1015/FL040/TP ALL/TB MODERATE TB BELOW 040
9m ago
Light
MGJ UA /OV HUO110020/TM 1014/FL200/TP CRJ9/TB LGT
10m ago
Smooth
BFD UA /OV BFD/TM 1014/FL040/TP C208/SK BAS 040 TOP 059/TB LGT/MDT TURB/IC NEG/RM ZOB
10m ago
Light
MKE UA /OV MKE220017/TM 1013/FL120/TP B738/TB LGT CHOP/RM TOPS 115
11m ago
AI-powered flight briefing
3,000 data points analyzed · VERY HIGH confidence
Your Flight

We analysed more than 3,000 data points along your route from Logan International, Boston to Chicago Midway International Airport, Chicago.

Your Journey Beta

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 81 knots. These winds may delay arrival by up to 21 minutes.

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
Light
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
BOS Logan International — Departure
Wind
10 kt (220°)
Sky
Overcast
Temperature
17°C
Conditions
VFR — Clear conditions, no delays expected
MDW Chicago Midway International Airport — Arrival
Wind
14 kt G24 (280°)
Sky
Broken
Temperature
18°C
Conditions
VFR — Clear conditions, no delays expected
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
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.

Fly this route, calmly Game · Beta A calming mini-game, not a forecast. Glide BOS → MDW through soft clouds, nothing to crash into.