Fog in London, KY

daily fog outlook & 2016–2026 climatology
No fog signal in NWS guidance for the next 48 hours. August typically brings about 11 hours of dense fog here.forecast cycle 2026-08-16T00:00:00Z · page rebuilt daily · live layers below update hourly

Measured at London-Corbin Airport/Magee Field (KLOZ). This station is in forecast verification — percentages publish when it clears the accuracy bar.

Measuring station

stationairportfog hours/yrforecast
KLOZLondon-Corbin Airport/Magee Field64 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 London fogs in

Fog here concentrates in September and August — about 64 hours in a typical year at KLOZ, usually lasting ~1 h once it forms. Hour-by-hour patterns, live conditions and the forecast strip live on the KLOZ station page.

Fog season

January: ~4 hJanFebruary: ~2 hFebMarch: ~3 hMarApril: ~2 hAprMay: ~5 hMayJune: ~5 hJunJuly: ~9 hJulAugust: ~11 hAugSeptember: ~12 hSepOctober: ~4 hOctNovember: ~3 hNovDecember: ~5 hDec
Fog season is January, March, May, June, July, August, September, October, November, December, peaking in September; fog is mostly a 4 AM–8 AM phenomenon; typically thinning out by 9 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.