UACP — Petropavl International Airport

fog forecast & climatology · Petropavl city page · full 10-year analysis →
No fog forecast feed exists for this station. September typically brings about 3 hours of dense fog here (10-year average).

Fog hours per year
61 h below CAT I minima (2016–2026 average)
Fog season
December and January
Typical fog event
~2 h once it forms (middle half 1–3 h, n=133)
Data through
2026-08-15 · machine-readable data.json

When this airport fogs in

In a typical year Petropavl International Airport spends 61 hours below CAT I approach minima (visibility under ~½ mile or ceiling under 200 ft), concentrated in December and January. The strip above shows the hour-by-hour pattern for the current month from ten years of weather observations.

Fog season

January: ~12 hJanFebruary: ~5 hFebMarch: ~8 hMarApril: ~10 hAprMay: ~1 hMayJune: ~0 hJunJuly: ~3 hJulAugust: ~2 hAugSeptember: ~3 hSepOctober: ~5 hOctNovember: ~9 hNovDecember: ~35 hDec
Fog season is January, April, November, December, peaking in December; fog is mostly a midnight–midnight phenomenon; typically thinning out by 5 AM; a typical event lasts about 2 hours 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.