Fog in Marabá

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 João Correa da Rocha Airport (SBMA). This station has climatology and live observations only.

Measuring station

stationairportfog hours/yrforecast
SBMAJoão Correa da Rocha Airport10 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 Marabá fogs in

Fog here concentrates in January and May — about 10 hours in a typical year at SBMA, usually lasting ~1 h once it forms. Hour-by-hour patterns, live conditions and the forecast strip live on the SBMA station page.

Fog season

January: ~2 hJanFebruary: ~0 hFebMarch: ~1 hMarApril: ~1 hAprMay: ~1 hMayJune: ~1 hJunJuly: ~0 hJulAugust: ~0 hAugSeptember: ~0 hSepOctober: ~0 hOctNovember: ~1 hNovDecember: ~1 hDec
Fog season is January, peaking in January; fog is mostly a 5 AM–7 AM phenomenon; typically thinning out by 8 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.