Fog in Anchorage, AK

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 Ted Stevens Anchorage International Airport (PANC). This station is in forecast verification — percentages publish when it clears the accuracy bar.

Measuring stations

stationairportfog hours/yrforecast
PANCTed Stevens Anchorage International Airport98 h/yrverifying
PAEDElmendorf Air Force Base93 h/yrverifying
PAMRMerrill Field84 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 Anchorage fogs in

Fog here concentrates in January and November — about 98 hours in a typical year at PANC, usually lasting ~2 h once it forms. Hour-by-hour patterns, live conditions and the forecast strip live on the PANC station page.

Fog season

January: ~27 hJanFebruary: ~18 hFebMarch: ~3 hMarApril: ~2 hAprMay: ~0 hMayJune: ~0 hJunJuly: ~0 hJulAugust: ~1 hAugSeptember: ~1 hSepOctober: ~5 hOctNovember: ~22 hNovDecember: ~20 hDec
Fog season runs November through February, peaking in January; fog here can hit at any hour of the day; 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.