UHMD — Provideniya Bay Airport

fog forecast & climatology · Chukotka city page · full 10-year analysis →
Fog possible — NWS guidance shows a fog signal in the next 48 hours. September typically brings about 3 hours of dense fog here.forecast cycle 2026-09-04T13:00:00Z · page rebuilt daily · live layers below update hourly

Fog hours per year
184 h below CAT I minima (2016–2026 average)
Fog season
July and February
Typical fog event
~1 h once it forms (middle half 1–2 h, n=285)
Data through
2026-08-15 · machine-readable data.json

When this airport fogs in

In a typical year Provideniya Bay Airport spends 184 hours below CAT I approach minima (visibility under ~½ mile or ceiling under 200 ft), concentrated in July and February. The strip above shows the hour-by-hour pattern for the current month from ten years of weather observations.

Fog season

January: ~6 hJanFebruary: ~14 hFebMarch: ~10 hMarApril: ~5 hAprMay: ~16 hMayJune: ~9 hJunJuly: ~17 hJulAugust: ~7 hAugSeptember: ~3 hSepOctober: ~3 hOctNovember: ~3 hNovDecember: ~8 hDec
Fog season runs December through August, peaking in July; fog is mostly a 7 AM–7 PM phenomenon; 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.