Fog in Estevan, SK

daily fog outlook & 2016–2026 climatology
No fog signal in NWS guidance for the next 48 hours. August typically brings about 7 hours of dense fog here.forecast cycle 2026-08-16T00:00:00Z · page rebuilt daily · live layers below update hourly

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

Measuring station

stationairportfog hours/yrforecast
CYENEstevan Airport105 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 Estevan fogs in

Fog here concentrates in March and January — about 105 hours in a typical year at CYEN, usually lasting ~2 h once it forms. Hour-by-hour patterns, live conditions and the forecast strip live on the CYEN station page.

Fog season

January: ~16 hJanFebruary: ~11 hFebMarch: ~20 hMarApril: ~7 hAprMay: ~2 hMayJune: ~1 hJunJuly: ~5 hJulAugust: ~7 hAugSeptember: ~7 hSepOctober: ~5 hOctNovember: ~10 hNovDecember: ~16 hDec
Fog season runs July through April, peaking in March; fog is mostly a 2 AM–9 AM phenomenon; typically thinning out by 1 PM; 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.