Fog in Svolvær

daily fog outlook & 2016–2026 climatology
No fog forecast feed exists for this station. dense fog (visibility under a mile) is rare here in August (10-year average).

Measured at Svolvær Airport; Helle (ENSH). This station has climatology and live observations only.

Measuring station

stationairportfog hours/yrforecast
ENSHSvolvær Airport; Helle30 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 Svolvær fogs in

Fog here concentrates in May and April — about 30 hours in a typical year at ENSH, usually lasting ~1 h once it forms. Hour-by-hour patterns, live conditions and the forecast strip live on the ENSH station page.

Fog season

January: ~2 hJanFebruary: ~4 hFebMarch: ~4 hMarApril: ~5 hAprMay: ~6 hMayJune: ~2 hJunJuly: ~3 hJulAugust: ~0 hAugSeptember: ~0 hSepOctober: ~0 hOctNovember: ~2 hNovDecember: ~4 hDec
Fog season runs November through July, peaking in May; fog is mostly a 11 PM–2 AM phenomenon; typically thinning out by 7 AM; 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.