Fog in Kalamazoo, MI

daily fog outlook & 2016–2026 climatology
Some chance of fog — peaks at 20% around 2 am Sunday.forecast cycle 2026-08-16T00:00:00Z · page rebuilt daily · live layers below update hourly

Measured at Kalamazoo/Battle Creek International Airport (KAZO). Forecast percentages for this station have passed live verification.

Measuring station

stationairportfog hours/yrforecast
KAZOKalamazoo/Battle Creek International Airport52 h/yrlive forecast

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 Kalamazoo fogs in

Fog here concentrates in January and December — about 52 hours in a typical year at KAZO, usually lasting ~1 h once it forms. Hour-by-hour patterns, live conditions and the forecast strip live on the KAZO station page.

Fog season

January: ~11 hJanFebruary: ~5 hFebMarch: ~3 hMarApril: ~2 hAprMay: ~1 hMayJune: ~1 hJunJuly: ~2 hJulAugust: ~4 hAugSeptember: ~6 hSepOctober: ~3 hOctNovember: ~4 hNovDecember: ~10 hDec
Fog season runs August through March, peaking in January; fog is mostly a 4 AM–9 AM phenomenon; typically thinning out by noon; 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.