Fog in Culiacán
daily fog outlook & 2016–2026 climatology
No fog signal in NWS guidance for the next 48 hours. dense fog (visibility under a mile) is rare here in August.forecast cycle 2026-08-16T00:00:00Z · page rebuilt daily · live layers below update hourly
Measured at Bachigualato Federal International Airport (MMCL). This station is in forecast verification — percentages publish when it clears the accuracy bar.
Measuring station
| station | airport | fog hours/yr | forecast |
|---|---|---|---|
| MMCL | Bachigualato Federal International Airport | 7 h/yr | verifying |
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 Culiacán fogs in
Fog here concentrates in December and March — about 7 hours in a typical year at MMCL. Hour-by-hour patterns, live conditions and the forecast strip live on the MMCL station page.
Fog season
Fog season is March, April, December, peaking in December; fog is mostly a 4 AM–4 AM phenomenon; typically thinning out by 5 AM local time · 10-yr average
Machine access: data.json · llms.txt · forecast verification. Not for operational use.