WxDecoder

SBSL/SLZ METAR & TAF Marechal Cunha Machado International Airport

São Luís, MaranhãoElevation 178 ftLarge airport
CURRENT STATUS
VFR40 min old
Ceiling and visibility OK.
FLIGHT CATEGORY
VFR
CAVOK
WIND
050@12
steady
VISIBILITY
10 SM
16.1 km
CEILING
None
no BKN/OVC layer
DENSITY ALT
1,685 ft
+1,507 ft vs field
CURRENT METAR

Decoded observation

Observed 0000Z (9:00 PM local) · 40 min old

SBSL is currently VFR. Winds are from the northeast at 12 knots. Ceiling and visibility are OK (CAVOK).

WIND
50° at 12 kt
Steady.
VISIBILITY
10 statute miles
16.1 km, good.
CEILING & SKY
CAVOK
Vis 10 km+, no cloud below 5,000 ft.
TEMP / DEWPOINT
27°C / 23°C
81°F / 73°F. 4°C spread.
ALTIMETER
29.88 inHg
1011.9 hPa, near standard.
WEATHER & HAZARDS
No significant hazards
No precipitation or obscuration reported.

Codes in this report: CAVOK

Hover or tap any group for a plain-English explanation.

TERMINAL AERODROME FORECAST

TAF timeline

Issued 1930Z (4:30 PM local) · valid to 0000Z (9:00 PM local)

SBSL forecast starts VFR at 00Z. Conditions are roughly steady over the period.

  • Minimum temperature 26°C expected at 0800Z on day 26.
  • Maximum temperature 32°C expected at 1600Z on day 26.
VFR
VFR
VFR
VFR
0000Z9:00 PM0448Z1:48 AM0936Z6:36 AM1424Z11:24 AM1912Z4:12 PM0000Z9:00 PM

Codes in this report: 9999 SCT TEMPO RMK

Tap any group to decode it.

SUGGESTED RISK · TRAINING USE

Suggested risk level: Low

›No significant weather concerns in the current report.

A suggested risk level for training and situational awareness only, not a go/no-go authority. Verify with official sources and apply your personal minimums.

FORECAST & PILOT NOTES · SUPPLEMENTAL

Pilot weather notes

Current aviation conditions show flight category VFR, wind from 50° at 12 kt, visibility 10 SM, ceiling CAVOK. No extended National Weather Service forecast is available for this location. Key risks: no significant hazards are highlighted right now, but always confirm against an official briefing.

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RUNWAYS & WIND
2 runways · crosswind ranking
ON-FIELD METAR
NESW06240927 50°50°12 kt50°50° 1250°
READING THE BARB · SWIPE FOR MORE →
Calm
5 kt
10 kt
15 kt
20 kt
25 kt
30 kt
35 kt
40 kt
45 kt
50 kt
65 kt
75 kt
100 kt
105 kt
Half feather = 5 kt, full = 10 kt, filled pennant = 50 kt; add them up. The staff points the direction the wind blows from.
WIND USED
050° at 12 kt
Components computed from the current on-field METAR wind.
RECOMMENDED
RWY 0612 kt headwind · 2 kt crosswind
RUNWAYS BY WIND · best end
06
HEAD
12 kt
CROSS
2 kt R
BEST
09
HEAD
11 kt
CROSS
4 kt L
OK
27
HEAD
11 kt tail
CROSS
4 kt R
OK
24
HEAD
12 kt tail
CROSS
2 kt L
OK
Components are estimates from the current METAR wind and runway heading. Verify with the Chart Supplement and NOTAMs.
RUNWAYS

Runway detail

06/24
Dimensions
7,828 x 148 ft
Surface
ASP
Lighting
Lighted
09/27
Dimensions
4,803 x 148 ft
Surface
ASP
Lighting
Lighted
FIELD CONDITIONS

Performance & density altitude

Density altitude
1,685 ft
Pressure altitude
218 ft
Field elevation
178 ft MSL
Temperature
27°C (81°F)
Dewpoint
23°C (73°F)
Altimeter
29.88 inHg

Density altitude estimates how the aircraft performs versus standard atmosphere. Higher density altitude reduces climb performance and increases takeoff distance.

DAYLIGHT & NIGHT

Sun & logging windows

Sunset
2046Z 5:46 PM
Sunrise
0835Z 5:35 AM
Loggable night
2107Z (6:07 PM local) → 0814Z (5:14 AM local)
end of evening to start of morning civil twilight
Position lights required
2046Z (5:46 PM local) → 0835Z (5:35 AM local)
sunset to sunrise (91.209)
Night passenger currency
2146Z (6:46 PM local) → 0735Z (4:35 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

Marechal Cunha Machado International Airport is in São Luís, Maranhão. Field elevation 178 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
UseScheduled service
TypeLarge airport
Airline serviceYes
CHARTS & AIRSPACE
ICAO / IATASBSL / SLZ
RegionMaranhão
CountryBrazil
Coordinates-2.5864, -44.2350
SERVICES & LIGHTING
Control towerTowered
FREQUENCIES

Communications

119.1
SAO LUIS APP
APP
122.05
SAO LUIS OPS
OPS
118.7
SAO LUIS TWR
TWR

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

Nearby airports

BR-0323 Difusora Heliport
5 NM NW
BR-0396 Central Engenharia Heliport
5 NM NW
BR-1321 Dimensão Indústria Heliport
6 NM SW
BR-2737 Dimensão Indústria
6 NM SW
SWLW Grupo Tático Aéreo Heliport
6 NM NW
BR-0556 Business Center Renascença Helipad
6 NM NW
OFFICIAL LINKS & SOURCES
↗Official METAR on AviationWeather.gov
↗Official airport website
↗Wikipedia
↗SBSL on OurAirports
FREQUENTLY ASKED
Does SBSL have a METAR?
Yes. SBSL has a current METAR observation, decoded into plain English on this page.
Does SBSL have a TAF?
Yes, a TAF is issued for SBSL; the decoded forecast timeline is shown above.
What is the field elevation at SBSL?
SBSL sits at 178 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for SBSL?
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.