Fog in Kärdla

daily fog outlook & 2016–2026 climatology
No fog forecast feed exists for this station. August typically brings about 1 hour of dense fog here (10-year average).

Measured at Kärdla Airport (EEKA). This station has climatology and live observations only.

Measuring station

stationairportfog hours/yrforecast
EEKAKärdla Airport55 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 Kärdla fogs in

Fog here concentrates in September and March — about 55 hours in a typical year at EEKA, usually lasting ~1 h once it forms. Hour-by-hour patterns, live conditions and the forecast strip live on the EEKA station page.

Fog season

January: ~1 hJanFebruary: ~8 hFebMarch: ~9 hMarApril: ~4 hAprMay: ~2 hMayJune: ~2 hJunJuly: ~4 hJulAugust: ~1 hAugSeptember: ~13 hSepOctober: ~3 hOctNovember: ~3 hNovDecember: ~3 hDec
Fog season is February, March, April, July, September, peaking in September; fog is mostly a 2 AM–3 AM phenomenon; typically thinning out by noon; a typical event lasts about 1 hour once it forms local time · 10-yr average

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