Fog in Saint Anne

daily fog outlook & 2016–2026 climatology
No fog forecast feed exists for this station. August typically brings about 25 hours of dense fog here (10-year average).

Measured at Alderney Airport (EGJA). This station has climatology and live observations only.

Measuring station

stationairportfog hours/yrforecast
EGJAAlderney Airport379 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 Saint Anne fogs in

Fog here concentrates in June and February — about 379 hours in a typical year at EGJA, usually lasting ~2 h once it forms. Hour-by-hour patterns, live conditions and the forecast strip live on the EGJA station page.

Fog season

January: ~20 hJanFebruary: ~30 hFebMarch: ~20 hMarApril: ~12 hAprMay: ~22 hMayJune: ~38 hJunJuly: ~29 hJulAugust: ~25 hAugSeptember: ~11 hSepOctober: ~7 hOctNovember: ~10 hNovDecember: ~15 hDec
Fog season runs November through September, peaking in June; fog is mostly a 7 PM–8 PM phenomenon; typically thinning out by 9 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.