Fog in Walvis Bay(Rooikop)

daily fog outlook & 2016–2026 climatology
No fog forecast feed exists for this station. August typically brings about 27 hours of dense fog here (10-year average).

Measured at Walvis Bay International Airport (FYWB). This station has climatology and live observations only.

Measuring station

stationairportfog hours/yrforecast
FYWBWalvis Bay International Airport141 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 Walvis Bay(Rooikop) fogs in

Fog here concentrates in August and July — about 141 hours in a typical year at FYWB, usually lasting ~2 h once it forms. Hour-by-hour patterns, live conditions and the forecast strip live on the FYWB station page.

Fog season

January: ~2 hJanFebruary: ~2 hFebMarch: ~7 hMarApril: ~14 hAprMay: ~20 hMayJune: ~20 hJunJuly: ~21 hJulAugust: ~27 hAugSeptember: ~12 hSepOctober: ~4 hOctNovember: ~4 hNovDecember: ~2 hDec
Fog season runs March through September, peaking in August; fog is mostly a 6 AM–9 AM phenomenon; typically thinning out by 10 AM; 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.