Fog in Norfolk, VA

daily fog outlook & 2016–2026 climatology
Fog unlikely through Sunday (peak 1%). dense fog (visibility under a mile) is rare here in August.forecast cycle 2026-08-16T00:00:00Z · page rebuilt daily · live layers below update hourly

Measured at Norfolk International Airport (KORF). Forecast percentages for this station have passed live verification.

Measuring stations

stationairportfog hours/yrforecast
KORFNorfolk International Airport21 h/yrlive forecast
KNGUNorfolk Naval Station (Chambers Field)27 h/yrverifying

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 Norfolk fogs in

Fog here concentrates in December and November — about 21 hours in a typical year at KORF, usually lasting ~1 h once it forms. Hour-by-hour patterns, live conditions and the forecast strip live on the KORF station page.

Fog season

January: ~2 hJanFebruary: ~3 hFebMarch: ~2 hMarApril: ~0 hAprMay: ~1 hMayJune: ~1 hJunJuly: ~0 hJulAugust: ~0 hAugSeptember: ~0 hSepOctober: ~1 hOctNovember: ~4 hNovDecember: ~5 hDec
Fog season runs November through March, peaking in December; fog is mostly a 11 PM–8 AM phenomenon; typically thinning out by 10 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.