San BlasSan Blas
San Blas is a Pacific port in Nayarit, beside coastal wetlands and the beaches of Matanchén Bay. Nearby tropical systems can bring heavy rain, coastal flooding and rough seas that affect low-lying communities, fishing and road access.
Local Risks and Conditions
Official monitoring
Tropical Storm
No official warning is in effect for San Blas.
Vance has maximum sustained winds of 40 mph and is moving NW at 8 mph.
NHC outlook
Keep monitoring official updates before weather-sensitive decisions.
Local weather
84°
Now
Mainly clear · Feels like 94°
- Wind
- 4 mph NNE
- Humidity
- 78%
- UV
- 7 · Very high
- Rain
- 84%
Today88° 75°
Wed83° 76°
Thu87° 74°
Fri88° 73°
Sat89° 73°
Sun & moon
- Sunrise
- 6:02 AM
- Sunset
- 5:27 PM
- Moonrise
- 6:33 PM
- Moonset
- 7:31 AM
Marine conditions
—
Model
Loading marine guidance...
- Sustained wind
- 4 mph NNE
- Wind gusts
- 13 mph
- Dominant swell
- —
- Swell from
- —
Next 12 hours
- Waves at sea
- —
- Peak gust
- 18 mph · 2:00 PM
Vance | Tropical Storm | Wind 40 mphVance | Type Tropical Storm | Max sustained wind 40 mph
Trop. Depr.Tropical StormHurricaneMajor Hurr.Post Tropical
Map sources: NHC 7-Day OutlookNHC storm track and cone. Visualization by BajaStorms.
BajaStorms organizes official storm, watch, and warning information. It does not issue independent weather warnings.
Get alerts for San BlasSan Blas
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Ports & Marinas
San Blas has a port and recreational marina administered by ASIPONA Puerto Vallarta.
Marinas & Services
Marina San BlasSan Blas, Nayarit
Public recreational marina incorporated into ASIPONA Puerto Vallarta.
Ask the port authority about docking and available marina services.
Sources: ASIPONA Puerto Vallarta · Desarrollo portuarioASIPONA Puerto Vallarta · ContactoDOF · Marina San Blas
Telephone: central ASIPONA Puerto Vallarta office, not a direct San Blas marina line.
Select a facility name for services and details.
Port Status & Notices
SEMAR port status
Check closures, vessel restrictions and the notice time.
Marine weather forecast
Official SEMAR maritime forecasts and weather advisories.
Notices to Mariners
Updates to navigation aids, hazards and nautical charts.
Information reviewed Oct 24, 2026. Confirm dockage and services with each operator; this directory does not show live port status.
Average Weather by Month(tap for details)(hover over graphs for details)
Average temperature (°F)
HighLow
Average rainfall (in)
Rainfall
Average rainy days
Rainy days
Historical climate normals, not a forecast. Period: 1981-2010. Station: San Blas (18029). Source: SMN/CONAGUA.