Fog in Florennes

daily fog outlook & 2016–2026 climatology
No fog forecast feed exists for this station. August typically brings about 5 hours of dense fog here (10-year average).

Measured at Florennes Air Base (EBFS). This station has climatology and live observations only.

Measuring station

stationairportfog hours/yrforecast
EBFSFlorennes Air Base275 h/yrclimatology

Fog is measured where instruments live — airports. Hours/yr = time below CAT I approach minima (visibility under ~½ mile or ceiling under 200 ft), the aviation definition of seriously dense fog.

When Florennes fogs in

Fog here concentrates in January and December — about 275 hours in a typical year at EBFS, usually lasting ~2 h once it forms. Hour-by-hour patterns, live conditions and the forecast strip live on the EBFS station page.

Fog season

January: ~65 hJanFebruary: ~25 hFebMarch: ~10 hMarApril: ~7 hAprMay: ~15 hMayJune: ~10 hJunJuly: ~2 hJulAugust: ~5 hAugSeptember: ~11 hSepOctober: ~24 hOctNovember: ~37 hNovDecember: ~62 hDec
Fog season runs October through February, peaking in January; fog is mostly a 10 PM–10 AM phenomenon; typically thinning out by 3 PM; a typical event lasts about 2 hours once it forms local time · 10-yr average

Machine access: data.json · llms.txt · forecast verification. Not for operational use.