Fog in Devils Lake, ND

daily fog outlook & 2016–2026 climatology
Fog unlikely through Sunday (peak 6%). August typically brings about 4 hours of dense fog here.forecast cycle 2026-08-16T00:00:00Z · page rebuilt daily · live layers below update hourly

Measured at Devils Lake Regional Airport (KDVL). Forecast percentages for this station have passed live verification.

Measuring station

stationairportfog hours/yrforecast
KDVLDevils Lake Regional Airport51 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 Devils Lake fogs in

Fog here concentrates in January and March — about 51 hours in a typical year at KDVL, usually lasting ~1 h once it forms. Hour-by-hour patterns, live conditions and the forecast strip live on the KDVL station page.

Fog season

January: ~8 hJanFebruary: ~5 hFebMarch: ~8 hMarApril: ~3 hAprMay: ~3 hMayJune: ~1 hJunJuly: ~4 hJulAugust: ~4 hAugSeptember: ~2 hSepOctober: ~4 hOctNovember: ~2 hNovDecember: ~6 hDec
Fog season runs July through May, peaking in January; fog is mostly a 2 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.