LDZA — Zagreb Franjo Tuđman International Airport

fog forecast & climatology · Velika Gorica city page · full 10-year analysis →
No fog forecast feed exists for this station. September typically brings about 7 hours of dense fog here (10-year average).

Fog hours per year
290 h below CAT I minima (2016–2026 average)
Fog season
November and December
Typical fog event
~3 h once it forms (middle half 1–6 h, n=670)
Data through
2026-08-15 · machine-readable data.json

When this airport fogs in

In a typical year Zagreb Franjo Tuđman International Airport spends 290 hours below CAT I approach minima (visibility under ~½ mile or ceiling under 200 ft), concentrated in November and December. The strip above shows the hour-by-hour pattern for the current month from ten years of weather observations.

Fog season

January: ~49 hJanFebruary: ~18 hFebMarch: ~5 hMarApril: ~2 hAprMay: ~4 hMayJune: ~3 hJunJuly: ~1 hJulAugust: ~2 hAugSeptember: ~7 hSepOctober: ~64 hOctNovember: ~72 hNovDecember: ~73 hDec
Fog season runs October through January, peaking in December; fog is mostly a midnight–10 AM phenomenon; typically thinning out by noon; a typical event lasts about 3 hours once it forms local time · 10-yr average

For flight operations

EFVS crews: the CHASE board ranks airports by live fog status, approach lighting, go-around height and flight time from your base. Forecast probabilities publish here per-airport once the calibrated model beats climatology on live verification — receipts on the scorecard. Methodology.

Sources: NOAA/NWS National Blend of Models guidance · METAR observations 2016–2026 (Iowa Environmental Mesonet) · FAA NASR. Machine access: data.json · llms.txt. Not for operational use.