Fog in Chadron, NE

daily fog outlook & 2016–2026 climatology
No fog signal in NWS guidance for the next 48 hours. August typically brings about 2 hours of dense fog here.forecast cycle 2026-08-16T00:00:00Z · page rebuilt daily · live layers below update hourly

Measured at Chadron Municipal Airport (KCDR). This station is in forecast verification — percentages publish when it clears the accuracy bar.

Measuring station

stationairportfog hours/yrforecast
KCDRChadron Municipal Airport30 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 Chadron fogs in

Fog here concentrates in January and December — about 30 hours in a typical year at KCDR, usually lasting ~1 h once it forms. Hour-by-hour patterns, live conditions and the forecast strip live on the KCDR station page.

Fog season

January: ~7 hJanFebruary: ~3 hFebMarch: ~5 hMarApril: ~2 hAprMay: ~1 hMayJune: ~1 hJunJuly: ~0 hJulAugust: ~2 hAugSeptember: ~1 hSepOctober: ~1 hOctNovember: ~1 hNovDecember: ~6 hDec
Fog season is January, February, March, April, August, December, peaking in January; fog is mostly a 3 AM–9 AM phenomenon; typically thinning out by 11 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.