CYGW — Kuujjuarapik Airport

fog forecast & climatology · Kuujjuarapik city page · full 10-year analysis →
No fog signal in NWS guidance for the next 48 hours. September typically brings about 4 hours of dense fog here.forecast cycle 2026-09-04T13:00:00Z · page rebuilt daily · live layers below update hourly

Fog hours per year
153 h below CAT I minima (2016–2026 average)
Fog season
July and June
Typical fog event
~1 h once it forms (middle half 1–2 h, n=698)
Data through
2026-08-15 · machine-readable data.json

When this airport fogs in

In a typical year Kuujjuarapik Airport spends 153 hours below CAT I approach minima (visibility under ~½ mile or ceiling under 200 ft), concentrated in July and June. The strip above shows the hour-by-hour pattern for the current month from ten years of weather observations.

Fog season

January: ~6 hJanFebruary: ~8 hFebMarch: ~6 hMarApril: ~9 hAprMay: ~19 hMayJune: ~25 hJunJuly: ~32 hJulAugust: ~13 hAugSeptember: ~4 hSepOctober: ~3 hOctNovember: ~6 hNovDecember: ~20 hDec
Fog season is February, April, May, June, July, August, December, peaking in July; fog here can hit at any hour of the day; a typical event lasts about 1 hour once it forms local time · 10-yr average

For flight operations

EFVS crews: the CHASE board ranks airports by live fog status, approach lighting, go-around height and flight time from your base. Forecast probabilities publish here per-airport once the calibrated model beats climatology on live verification — receipts on the scorecard. Methodology.

Sources: NOAA/NWS National Blend of Models guidance · METAR observations 2016–2026 (Iowa Environmental Mesonet) · FAA NASR. Machine access: data.json · llms.txt. Not for operational use.