Fog in Youngstown/Warren, OH

daily fog outlook & 2016–2026 climatology
No fog signal in NWS guidance for the next 48 hours. August typically brings about 5 hours of dense fog here.forecast cycle 2026-08-16T00:00:00Z · page rebuilt daily · live layers below update hourly

Measured at Youngstown Warren Regional Airport (KYNG). This station is in forecast verification — percentages publish when it clears the accuracy bar.

Measuring station

stationairportfog hours/yrforecast
KYNGYoungstown Warren Regional Airport58 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 Youngstown/Warren fogs in

Fog here concentrates in December and February — about 58 hours in a typical year at KYNG, usually lasting ~2 h once it forms. Hour-by-hour patterns, live conditions and the forecast strip live on the KYNG station page.

Fog season

January: ~6 hJanFebruary: ~7 hFebMarch: ~4 hMarApril: ~0 hAprMay: ~5 hMayJune: ~2 hJunJuly: ~5 hJulAugust: ~5 hAugSeptember: ~5 hSepOctober: ~5 hOctNovember: ~4 hNovDecember: ~9 hDec
Fog season is January, February, March, May, July, August, September, October, November, December, peaking in December; fog is mostly a 4 AM–8 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.