Fog in Andrews, NC

daily fog outlook & 2016–2026 climatology
No fog signal in NWS guidance for the next 48 hours. August typically brings about 10 hours of dense fog here.forecast cycle 2026-08-16T00:00:00Z · page rebuilt daily · live layers below update hourly

Measured at Western Carolina Regional Airport (KRHP). This station is in forecast verification — percentages publish when it clears the accuracy bar.

Measuring station

stationairportfog hours/yrforecast
KRHPWestern Carolina Regional Airport129 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 Andrews fogs in

Fog here concentrates in December and October — about 129 hours in a typical year at KRHP, usually lasting ~1 h once it forms. Hour-by-hour patterns, live conditions and the forecast strip live on the KRHP station page.

Fog season

January: ~10 hJanFebruary: ~4 hFebMarch: ~8 hMarApril: ~5 hAprMay: ~7 hMayJune: ~11 hJunJuly: ~7 hJulAugust: ~10 hAugSeptember: ~14 hSepOctober: ~19 hOctNovember: ~17 hNovDecember: ~20 hDec
Fog season runs March through January, peaking in December; 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.