Leonardo da Vinci–Fiumicino Airport turbulence forecast
Rome, Italy
FCO (Rome, Italy) sits at 41.80°N, 12.24°E, 13 ft elevation — coastal with the Alps nearby.
About FCO
Major airport serving Rome, Italy.
- Climate
- Mid-latitude maritime — variable, wind-driven weather
- Nearby terrain
- Alps
- Geography
- Coastal — marine-influenced airmass
What to expect on departures
Computed from FCO's geography and climate
Rome sits squarely under the mid-latitude jet, north of which most long-haul corridors run. Clear-air turbulence (CAT) at cruise is the most common source of bumps on departures from here, especially during December–February when the jet is at its strongest. The Alps sit upwind of FCO on prevailing flow days, generating mountain-wave turbulence that can extend several hundred kilometres downwind at cruise level. The lee-wave risk is highest when December–February winds at FL300 cross the Alps at near-perpendicular angles. Warm-season convection (June–August) drives the dominant turbulence pattern from FCO — afternoon thunderstorm cells are routed around but their wake turbulence and gust fronts can still affect arrivals and departures. FCO's coastal position means departures often transit from the cool marine boundary layer into warmer continental air within minutes of takeoff — a brief but reliable bumpy transition on warm-season afternoons when the sea breeze is set up.
Climbout notes
Standard Instrument Departures (SIDs) often route around terrain; on strong-wind days, low-level turbulence in the lee of the hills is common in the first few thousand feet.
Seasonal pattern
Winter (December–February) brings the strongest jet-stream activity — that's when long-haul departures most often log clear-air turbulence at cruise. Summer (June–August) is peak thunderstorm season — convective turbulence is the dominant warm-season risk. Mountain-wave activity near the Alps peaks in the cold season when upper-level winds blow hardest across the range.
- Peak turbulence
- November–February (strong jet)
- Typically calmest
- May–September
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Popular routes from FCO
FCO turbulence FAQ
Is turbulence common on flights from FCO?
Leonardo da Vinci–Fiumicino Airport is best described as a jet-stream + mountain-wave corridor. Rome sits squarely under the mid-latitude jet, north of which most long-haul corridors run.
When is turbulence worst for Rome flights?
Winter (December–February) brings the strongest jet-stream activity — that's when long-haul departures most often log clear-air turbulence at cruise. Peak turbulence window: November–February (strong jet). Typically calmest: May–September.
Does the terrain around Rome affect turbulence?
Yes — the Alps lie close enough to generate mountain-wave turbulence on days with strong upper-level winds. These waves can propagate hundreds of kilometres downwind, so they sometimes affect cruise even after you've left the immediate area.
How accurate are Turbcast forecasts?
We combine live NOAA Aviation Weather Center data (PIREPs, SIGMETs, AIRMETs) with physics-based Ellrod and Richardson-number calculations derived from Open-Meteo pressure-level wind and temperature data. If a source is unavailable for a waypoint we show an em dash rather than invent a number.
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