Fog in Nipawin, SK

daily fog outlook & 2016–2026 climatology
Fog unlikely through Monday (peak 6%). 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 Nipawin Airport (CYBU). Forecast percentages for this station have passed live verification.

Measuring station

stationairportfog hours/yrforecast
CYBUNipawin Airport63 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 Nipawin fogs in

Fog here concentrates in October and September — about 63 hours in a typical year at CYBU, usually lasting ~1 h once it forms. Hour-by-hour patterns, live conditions and the forecast strip live on the CYBU station page.

Fog season

January: ~5 hJanFebruary: ~4 hFebMarch: ~7 hMarApril: ~2 hAprMay: ~3 hMayJune: ~2 hJunJuly: ~7 hJulAugust: ~7 hAugSeptember: ~9 hSepOctober: ~10 hOctNovember: ~5 hNovDecember: ~4 hDec
Fog season is January, February, March, May, July, August, September, October, November, December, peaking in October; fog is mostly a 2 AM–8 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.