RJFY — JMSDF Kanoya Air Base

fog forecast & climatology · Kanoya city page · full 10-year analysis →
No fog forecast feed exists for this station. dense fog (visibility under a mile) is rare here in September (10-year average).

Fog hours per year
47 h below CAT I minima (2016–2026 average)
Fog season
December and March
Data through
2026-08-15 · machine-readable data.json

When this airport fogs in

In a typical year JMSDF Kanoya Air Base spends 47 hours below CAT I approach minima (visibility under ~½ mile or ceiling under 200 ft), concentrated in December and March. The strip above shows the hour-by-hour pattern for the current month from ten years of weather observations.

Fog season

January: ~0 hJanFebruary: ~4 hFebMarch: ~9 hMarApril: ~0 hAprMay: ~4 hMayJune: ~2 hJunJuly: ~3 hJulAugust: ~2 hAugSeptember: ~0 hSepOctober: ~2 hOctNovember: ~7 hNovDecember: ~13 hDec
Fog season is February, March, May, November, December, peaking in December; fog is mostly a 6 AM–6 AM phenomenon; typically thinning out by 7 AM 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.