Fog in North Kingstown, RI

daily fog outlook & 2016–2026 climatology
No fog signal in NWS guidance for the next 48 hours. August typically brings about 1 hour of dense fog here.forecast cycle 2026-08-16T00:00:00Z · page rebuilt daily · live layers below update hourly

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

Measuring station

stationairportfog hours/yrforecast
KOQUQuonset State Airport77 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 North Kingstown fogs in

Fog here concentrates in March and June — about 77 hours in a typical year at KOQU, usually lasting ~1 h once it forms. Hour-by-hour patterns, live conditions and the forecast strip live on the KOQU station page.

Fog season

January: ~3 hJanFebruary: ~10 hFebMarch: ~21 hMarApril: ~7 hAprMay: ~5 hMayJune: ~12 hJunJuly: ~5 hJulAugust: ~1 hAugSeptember: ~7 hSepOctober: ~6 hOctNovember: ~5 hNovDecember: ~11 hDec
Fog season is February, March, April, June, September, October, December, peaking in March; fog is mostly a 2 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.