KATL KDFW

Hartsfield-Jackson Atlanta International Dallas Fort Worth International Airport
Route Information
Departure

KATL (ATL)

Distance

1,173.1 km (633.4 nautical miles)

Arrival

KDFW (DFW)

Flight Time

147 minutes (2h 27m)

Flight Profile

Cruise Altitude: 30,000 ft (Flight Level 300)

Route calculated using great circle navigation

Turbulence Comfort Along Route Comfort View
Comfort Score: Combines turbulence probability (GTG forecast) with intensity (ZTI analysis). High scores indicate both high probability AND high intensity turbulence.
Smooth
Comfortable
Noticeable
Uncomfortable
Formula: (Probability × Intensity)
Flight Smoothness Score
9.9 /10
Smoothness
Smooth Flight
96%
Smooth
4%
Light
AI-Powered Flight Briefing
📊 2,500 data points analyzed
Advanced AI-Powered Flight Briefing
Your Flight

We analysed more than 2,500 data points along your route from Hartsfield-Jackson Atlanta International, Atlanta to Dallas Fort Worth International Airport, Dallas-Fort Worth.

Your Journey Beta

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 15 knots.

Landing

Landing should feel smooth 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
Live data from ECMWF global forecast models • 12 atmospheric pressure levels analyzed • Updated every 6 hours
Most Common
SMOOTH
96% of your flight
Peak Intensity
LIGHT
Excellent conditions
Route Breakdown (25 zones)
Light
1 zones (4%)
Smooth
24 zones (96%)
Forecast Valid: Aug 30, 18:00 UTC (Generated: Aug 30, 18:00 UTC)
Flight Timeline 2h 27min
Maximum turbulence expected per segment
Takeoff
Light
0:20-0:47
Smooth
0:47-1:14
Smooth
1:14-1:41
Smooth
1:41-2:07
Smooth
Landing
Smooth
Smooth
Light
Moderate
Severe
Longer bars indicate higher turbulence intensity. Values shown are the maximum for each time segment.
Turbulence Metrics ZTI and EDR
Comparing Two Turbulence Metrics:
  • ZTI (ZeroTurb Index): Our proprietary composite metric (0.0-1.0 scale)
  • EDR (Eddy Dissipation Rate): ICAO/WMO official standard (m^(2/3)/s scale)
ZTI Scale (Custom)
Smooth
<0.2
Light
0.2-0.5
Moderate
0.5-0.75
Severe
>0.75
EDR Scale (ICAO)
Smooth
<0.1
Light
0.1-0.4
Moderate
0.4-0.7
Severe
>0.7

Detailed Analysis Below: While flights generally follow these patterns, our forecast combines ECMWF and NOAA weather data, atmospheric conditions, and pilot reports to build a route-specific picture, updated every 6 hours. Review the detailed metrics and interactive maps below for a comprehensive understanding of expected conditions along your flight path.

How Aircraft Size Affects Your Comfort

Did you know that the size of your aircraft can affect how turbulence feels? Larger, wide-body aircraft have more mass and inertia, which means they absorb turbulent air movements more smoothly. Smaller regional jets and turboprops are lighter, so passengers may feel more noticeable movement during the same turbulence conditions.

Important: All commercial aircraft, regardless of size, are designed and certified to safely handle even severe turbulence. The difference is only in passenger comfort - not safety.

Learn more about how aircraft size affects your turbulence experience
Technical Forecast Details Advanced Analysis

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Comprehensive Flight Profile Altitude • Wind • Turbulence

Flight Altitude Profile
  • X-axis: Distance along route (km)
  • Y-axis (left): Aircraft altitude (feet)
  • Blue = Climb phase
  • Green = Cruise phase
  • Orange = Descent phase
Pilot Reports (PIREPs)

Real turbulence reports from pilots who recently flew near your route:

  • Green = Smooth (no turbulence)
  • Yellow = Light turbulence
  • Orange = Moderate turbulence
  • Red = Severe turbulence
Wind Speed
  • Y-axis (right): Wind speed in knots
  • Sudden wind changes often indicate turbulence
  • Hover over points to see wind direction
AI Comfort Forecast
  • Y-axis (right): Comfort Score (0-70)
  • <1 = Smooth (cyan)
  • 1-25 = Light (green)
  • 25-50 = Moderate (orange)
  • >50 = Severe (red)
Tip: Look for areas where multiple indicators coincide (e.g., pilot reports + AI forecast + wind changes) to identify the most likely turbulence zones.
Global Winds Forecast ECMWF Open Data Worldwide Coverage
Route-Specific Forecast: Wind data calculated at 25 waypoints along your flight path using high-resolution ECMWF global weather model (0.25° grid, ~25km resolution).
Minimum Winds
6 kt
7 mph
Average Winds
15 kt
17 mph
Maximum Winds
32 kt
37 mph
Valid: Aug 31, 00:00 UTC
Source: European Centre for Medium-Range Weather Forecasts
Flight Planning: Headwinds increase flight time and fuel consumption. Tailwinds decrease both. Strong crosswinds may affect takeoff/landing at airports.
Wind Impact Analysis GOOD
Wind Assessment: Favorable tailwinds (8 kt avg) provide good conditions for this flight. Light crosswinds averaging 13 kt - minimal impact
Route Wind Breakdown
Tailwinds
6 zones (24%)
Crosswinds
18 zones (72%)
Minimal headwinds/tailwinds - typical flight time expected
Flight Time Impact
8 kt
Avg Tailwind
-1 min
Time Impact
Faster than normal ✓
Wind Range:
• Max Tailwind: 14 kt
• Max Headwind: 0 kt
• Max Crosswind: 28 kt
Wind Speed Along Route ECMWF Forecast
ZeroTurb Index (ZTI) Analysis Custom Algorithm
What is ZTI? Our proprietary ZeroTurb Index combines three meteorological indicators to give you a comprehensive turbulence probability (0.0-1.0 scale). The chart below shows how each component contributes to the overall ZTI along your route:
  • Richardson Number (Ri): Atmospheric stability - lower values indicate CAT risk
  • Wind Shear Index (WSI): Rate of wind speed/direction changes
  • Temperature Gradient Index (TGI): Frontal boundary strength
  • ZTI (Composite): Proprietary composite of the three indices above
ZTI Thresholds: Smooth: 0.0-0.2 Light: 0.2-0.5 Moderate: 0.5-0.75 Severe: 0.75-1.0
Scientific GTG Analysis NOAA Standards
For Aviation Professionals: This section shows turbulence zones using conservative NOAA GTG thresholds. These scientific thresholds are more cautious than the user-friendly "Comfort View" above, which better represents typical passenger experience.

Note: Modern aircraft are designed to handle moderate turbulence effortlessly. What scientific models classify as "moderate" often goes unnoticed by passengers due to advanced flight control systems and aircraft structural design. Most commercial flights encounter some level of atmospheric turbulence that the aircraft manages automatically.
Zone Distribution (Scientific Thresholds)
92%
Smooth (<15%)
23 zones
8%
Light (15-30%)
2 zones
0%
Moderate (30-50%)
0 zones
0%
Severe (≥50% prob)
0 zones
Threshold Comparison
Category Comfort View Scientific (NOAA)
Smooth <20% probability <15% probability
Light 20-50% 15-30%
Moderate 50-75% 30-50%
Severe ≥75% ≥50%
Turbulence Probability Along Route GTG Forecast
Low (0-30%)
Light or no turbulence
Medium (30-50%)
Moderate turbulence likely
High (50-70%)
Moderate-severe expected
Extreme (70-100%)
Severe turbulence
Active SIGMETs (Turbulence Warnings) 1 Warning
SIGMETs are official warnings about significant turbulence that may affect flight safety. Always consult official aviation weather briefings before flight.
SIGMET KKCI Severe Convective
Altitude Range: 0 - 45,000 ft (FL000 - FL450)
Valid: Aug 30, 23:55 UTC - 01:55 UTC
Movement: E (100°) at 10 kt (~12 mph)
Raw SIGMET: WSUS31 KKCI 302355 SIGE CONVECTIVE SIGMET 33E VALID UNTIL 0155Z FL GA AL AND FL GA CSTL WTRS FROM 40SSE IRQ-70E PBI-70ESE MIA-50NW EYW-40S LGC-40SSE IRQ AREA TS MOV FROM 10010KT. TOPS ABV FL450. REF INTL SIGMET MIKE SERIES. OUTLOOK VALID 310155-310555 AREA 1...FROM 60NNE ILM-130ESE ILM-140SSE ILM-150E PBI-70ENE PBI-90SE MIA-EYW-50WNW PIE-40ESE MCN-60NNE ILM WST ISSUANCES EXPD. REFER TO MOST RECENT ACUS01 KWNS FROM STORM PREDICTION CENTER FOR SYNOPSIS AND METEOROLOGICAL DETAILS. AREA 2...FROM 50ESE YQB-HUL-100SE BGR-40ENE MPV-50ESE YQB WST ISSUANCES POSS. REFER TO MOST RECENT ACUS01 KWNS FROM STORM PREDICTION CENTER FOR SYNOPSIS AND METEOROLOGICAL DETAILS.
Active Turbulence Warnings (AIRSIGMETs) Loading...
Pilot Reports (PIREPs) - 2 Reports
What are PIREPs? Pilot Reports (PIREPs) are real-time observations from pilots flying the route. They are direct, first-hand reports of actual conditions aloft.
Time (UTC) Intensity Altitude Aircraft Report
Airport Forecasts (TAF) - Next 24-30 Hours
Departure: KATL
Valid: Aug 30 22:00 - Sep 01 00:00 UTC
22:00 - 00:00 UTC
Wind: 110° at 7 kt
Visibility: 6+ SM
Clouds: SCT 5000 ft
FM 00:00 - 10:00 UTC
Wind: 120° at 3 kt
Visibility: 6+ SM
Clouds: FEW 5000 ft
FM 10:00 - 15:00 UTC
Visibility: 6+ SM
Clouds: SCT 2000 ft
FM 15:00 - 17:00 UTC
Wind: 110° at 5 kt
Visibility: 6+ SM
Clouds: FEW 3500 ft
FM 17:00 - 00:00 UTC
Wind: 70° at 8 kt
Visibility: 6+ SM
Clouds: SCT 5000 ft, SCT 25000 ft
Raw TAF: 
TAF KATL 302156Z 3022/3124 11007KT P6SM SCT050 FM310000 12003KT P6SM FEW050 FM311000 VRB03KT P6SM SCT020 FM311500 11005KT P6SM FEW035 FM311700 07008KT P6SM SCT050 SCT250
Arrival: KDFW
Forecast Valid: Aug 30 21:00 - Sep 01 00:00 UTC
21:00 - 00:00 UTC
Wind: 180° at 15 kt
Visibility: 6+
Clouds: SCT at 9000 ft
21:00 - 00:00 UTC
Wind: 180° at 15 kt
Visibility: 6+
Clouds: SCT at 9000 ft
Raw TAF: 
TAF KDFW 302053Z 3021/3124 18015KT P6SM SCT090
About TAF: Terminal Area Forecasts (TAF) provide detailed 24-30 hour weather forecasts for airports, including wind, visibility, cloud ceiling, and weather phenomena. Updated every 6 hours by NOAA Aviation Weather Center.
Current Airport Weather (METAR)
Departure: KATL
Temperature: 29°C (84°F) | Dewpoint: 20°C
Wind: 130° at 4 kt
Sky: FEW5000 FEW10000 FEW25000 (Base: 5000 ft)
Flight Category: VFR
Altimeter: 1020.10 inHg (1019 mb)
Observed: Aug 31 00:52 UTC
Raw METAR: 
METAR KATL 310052Z 13004KT 10SM FEW050 FEW100 FEW250 29/20 A3012 RMK AO2 SLP187 TCU DSNT E NW T02890200 $
Arrival: KDFW
Temperature: 35°C (95°F) | Dewpoint: 15°C
Wind: 140° at 9 kt
Sky: FEW10000 (Base: 10000 ft)
Flight Category: VFR
Altimeter: 1011.90 inHg (1011 mb)
Observed: Aug 31 00:53 UTC
Raw METAR: 
METAR KDFW 310053Z 14009KT 10SM FEW100 35/15 A2988 RMK AO2 SLP108 T03500150 $
About METAR: Meteorological Aerodrome Reports (METAR) provide current weather observations from airports, including temperature, wind, visibility, clouds, and atmospheric pressure. Updated hourly by NOAA Aviation Weather Center. Flight Categories: VFR (Good), MVFR (Marginal), IFR (Instrument Flight Rules), LIFR (Low Instrument Flight Rules).
Route Segment Analysis

The route has been divided into segments of approximately 500km each for detailed analysis.

Route Map With GTG Forecast Overlay
Data Sources & Our Approach
ZeroTurb's Custom Algorithm: Unlike generic turbulence forecasts, 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 (0.0-1.0 scale) instead of vague categories. Our approach processes raw ECMWF atmospheric data through custom calculations to detect Clear-Air Turbulence (CAT), wind shear zones, and frontal boundaries that cause bumpy rides.

This forecast integrates data from:

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.

Flight Insights & Recommendations

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