// Station · 11m ago

SBGW

Edu Chaves Field

CAT VFR

WIND 070° / 3 kt

VIS 6+ SM

CEILING CLR

T/Td 18°C / 11°C

ALTIM 30.06 inHg

ELEV 1,761 FT

22.7916°S / 45.2048°W

LOCATION · Guaratinguetá, BR

WIND

070°3 kt

SBGW · 1,761 FT

// Current + 24h forecast · METAR loaded · TAF loading…

METRIC

NOW · 13Z

+6H

+12H

+18H

WIND

070°/3

VIS

6+ SM

CEILING

CLR

LAYERS

—

T / Td

18 / 11

ALTIM

30.06"

// Interpretation

VFR with light winds at 070°/3 kt. Visibility 6+ SM and no reported cloud layers. Would shift to MVFR if the ceiling drops to 3,000 ft or visibility below 5 SM.

Loading TAF forecast narrative…

SOURCES · NOAA Aviation Weather Center METAR (TAF loading…)

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// Raw observation METAR string + decoded

METAR SBGW 111300Z 07003KT 020V130 CAVOK 18/11 Q1018

SBGW · day 11 at 13:00 UTC · wind from 070° at 3 kt · visibility 6+ SM · temp 18°C / dewpoint 11°C · altimeter 30.06" Hg

// Runway analysis · computed from current METAR wind

Wind 070° @ 3 kt

ALL USABLE · WINDS CALM

WIND

070°3 kt

HEADWIND CAUTION · HIGH XW AVOID · TAILWIND

ALL RUNWAYS · CALM WINDS 2 ends

2 HDG 020° —CALM —— 5,089'

20 HDG 200° —CALM —— 5,089'

Pattern altitude: 2,761 ft MSL (1,000 ft AGL). Verify pattern direction and altitude with the chart supplement before flying. // On calm winds (<3 kt), all runways are usable — favor the longest or whatever the pattern calls for.

// Density altitude · ISA +6°C

2,400FT

+639 FT ABOVE FIELD ELEV

// DA · LAST 24 HOURS ↗ +600 FT

24h AGO18h12h6hNOW

FIELD ELEV1,761 FT OAT+18°C ISA DELTA+6°C PRESSURE ALT1,619 FT

// Performance equivalent Operating here right now feels like operating at SBMT (Campo de Marte Airport, São Paulo, elev 2,371 ft) on a standard ISA day.

// Aircraft performance impact MINOR

TAKEOFF ROLL CLIMB RATE

Single-engine propC172, PA-28, Cherokee

+24%

-17%

Turbo / high-perf pistonSR22T, Bonanza, Mooney

+17%

-11%

Light jetCJ4, Phenom 300, M2

+10%

-7%

Approximate using ~10% perf loss / 1,000 ft DA for normally aspirated, scaled by powerplant type. Verify with your aircraft's POH for accurate numbers — especially above 5,000 ft DA where these rules of thumb diverge.

// Cloud layers · clear · no layers reported

// Reported layers (highest → lowest)

CLR

No reported cloud layers — clear sky from surface to reporting ceiling.

// Computed

CEILING— HIGHEST LAYER— TOTAL COVERAGEclear FREEZING LEVEL10,852 ft VFR MARGINunlimited

// Sun & Moon · times in Z · bar = local day (UTC-3)

09:42ZSUNRISE

15:07ZSOLAR NOON

20:32ZSUNSET

20:56ZCIVIL END

CURRENT13:11Z DAYLIGHT REMAINING7h 20m VFR NIGHT BEGINS20:56Z (7h 44m) DAY LENGTH10h 49m

Waning Crescent

ILLUMINATION11% MOONRISE07:04Z MOONSET17:53Z FULL MOON IN18 days

// Nearest reporting stations · 1 shown · 100 NM (sparse area)

SBSP

VFR

Congonhas–Deputado Freitas Nobre Airport · São Paulo

WIND: 010° / 4 kt
VIS: 6+ SM
CEILING: CLR
DIST: 94 NM SW
AGE: 11m ago

// Area map · 100 NM radius · CartoDB Dark Matter + aeronautical overlay

AIRSPACE

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