WxDecoder

MX-0004 METAR & TAF Alfonsinas Airstrip

San Felipe, Baja CaliforniaElevation 6 ftSmall airport
OFF-FIELD REFERENCE
Nearest report: MMPE · 109 NM NE · More than 1 hour old
No ceiling, visibility 10 SM.
No on-field report, so no field flight category. Conditions at the field may differ.
OFF-FIELD REFERENCE · MMPE
WIND
230@9
steady
VISIBILITY
10 SM
16.1 km
CEILING
None
no BKN/OVC layer

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RUNWAYS & WIND
1 runway
NESW0422
WIND
No on-field weather data
No reporting weather station on the field, so wind components cannot be computed. See nearby stations below.
RUNWAYS

Runway detail & declared distances

1 runway

04/22
Dimensions
6,032 x 100 ft
Surface
Asphalt (fair)
Edge lights
HIGH
RWY 0435°T
ILSILS/DME
REILYes
VGSIPAPI (P4L)
Traffic patternRight
RWY 22215°T
VGSIPAPI (P4L)
Traffic patternLeft

Runway data from the FAA NASR dataset (effective 2026-06-11). Verify with the current Chart Supplement and NOTAMs.

FIELD CONDITIONS

Field elevation

Field elevation
6 ft MSL

Density and pressure altitude need a current temperature and altimeter from the METAR.

DAYLIGHT & NIGHT

Sun & logging windows

Sunset
0056Z 5:56 PM
Sunrise
1346Z 6:46 AM
Loggable night
0121Z (6:21 PM local) → 1322Z (6:22 AM local)
end of evening to start of morning civil twilight
Position lights required
0056Z (5:56 PM local) → 1346Z (6:46 AM local)
sunset to sunrise (91.209)
Night passenger currency
0156Z (6:56 PM local) → 1246Z (5:46 AM local)
1 hr after sunset to 1 hr before sunrise (61.57(b))

FAA definitions, shown in Zulu with airport-local time. Verify for your operation.

AIRPORT INFORMATION

Facility & services

Alfonsinas Airstrip is in San Felipe, Baja California. Field elevation 6 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
OwnershipPublicly owned
UseOpen to the public
TypeSmall airport
ManagerJIM BROCK
Manager phone256-761-4815
AttendedALL MON-FRI, 0800–1600
CHARTS & AIRSPACE
ICAO / IATAMX-0004
SectionalATLANTA
Center (ARTCC)ATLANTA
Flight service (AFSS)ANNISTON
RegionBaja California
CountryMexico
Coordinates29.8060, -114.3966
Distance from city8 NM NE
SERVICES & LIGHTING
Fuel100LL · Jet A · Jet A+
Control towerNon-towered
Field lightingSee remarks
BeaconSunset to sunrise · White-green (lighted land airport)
CTAF122.800
UNICOM122.800
FREQUENCIES

Communications

122.800
CTAF
CTAF
122.800
UNICOM
UNICOM

Not all tower/ground/approach frequencies are in our datasets. Verify with the FAA Chart Supplement.

AIRCRAFT ACTIVITY

Traffic patterns

Aircraft activity data is not available for this airport yet.

NEARBY AIRPORTS

Weather reference stations

MX-0004 has no on-field report. Nearest reporting station: MMPE (109 NM NE, VFR).

MMPE Mar de Cortés International Airport
109 NM NE
VFR
AIRPORT REMARKS

Operational remarks

›FBO ATTENDED MON-FRI 0800-1600.
›ACTVT REIL RWY 04; HIRL RWY 04/22; TWY LGTS - CTAF. PAPI RWY 04 & 22 OPR CONSLY.
›MARKINGS POOR DUE TO FADING.
›MARKINGS POOR DUE TO FADING.
›CLSD TO ACFT OPS WITH MORE THAN 30 PSGR SEATS EXCP PPR CALL AMGR (256) 761-4815.
›FOR CD CTC BIRMINGHAM APCH AT 205-769-3890.
›AFT HR SVC CALL 205-369-4941.
›TMPRY ATCT BY NOTAM FOR SPECIAL EVENTS.
›DEER ON & INVOF ARPT.
OFFICIAL LINKS & SOURCES
↗Wikipedia
↗MX-0004 on OurAirports
FREQUENTLY ASKED
Does MX-0004 have a METAR?
Yes. MX-0004 is a METAR-reporting station; the current observation loads live on this page.
Does MX-0004 have a TAF?
When MX-0004 issues a TAF, its decoded forecast timeline loads live on this page; otherwise use the nearest TAF-issuing field as a planning reference.
What is the field elevation at MX-0004?
MX-0004 sits at 6 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for MX-0004?
No. wxdecoder.com is for education and situational awareness only. It is not an official weather briefing or a substitute for official sources, NOTAM review, and pilot judgment.
This app is for aviation weather education, training, and situational awareness only. It is not a substitute for an official weather briefing, approved flight-planning software, flight service, dispatch procedures, current FAA regulations, or pilot judgment. Always verify weather with official sources before flight.