// Station · 13m ago

SBTC

Una-Comandatuba Airport

CAT VFR

WIND 060° / 5 kt

VIS 6+ SM

CEILING Few/scattered only

T/Td 28°C / 22°C

ALTIM 30.00 inHg

ELEV 23 FT

15.3544°S / 38.9987°W

LOCATION · Una, BR

WIND

060°5 kt

SBTC · 23 FT

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

METRIC

NOW · 16Z

+6H

+12H

+18H

WIND

060°/5

VIS

6+ SM

CEILING

—

LAYERS

SCT020

T / Td

28 / 22

ALTIM

30.00"

// Interpretation

VFR with light winds at 060°/5 kt. Visibility 6+ SM and scattered at 2,000 ft. 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 SBTC 111600Z 06005KT 9999 SCT020 28/22 Q1016

SBTC · day 11 at 16:00 UTC · wind from 060° at 5 kt · visibility 6+ SM · scattered layer at 2,000 ft · temp 28°C / dewpoint 22°C · altimeter 30.00" Hg

// Runway analysis · computed from current METAR wind

Wind 060° @ 5 kt

1 USABLE · 1 AVOID

WIND

060°5 kt

HEADWIND CAUTION · HIGH XW AVOID · TAILWIND

HEADWIND ENDS 1 usable

2★ HDG 020° H4 kt X3 kt RIGHT PRIMARY · 6,234'

TAILWIND ENDS · AVOID 1 ends

20 HDG 200° T4 kt X3 kt LEFT —

Pattern altitude: 1,023 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 +13°C

1,500FT

+1,477 FT ABOVE FIELD ELEV

// DA · LAST 24 HOURS ↗ +200 FT

24h AGO18h12h6hNOW

FIELD ELEV23 FT OAT+28°C ISA DELTA+13°C PRESSURE ALT-59 FT

// Performance equivalent Operating here right now feels like operating at SBLP (Bom Jesus da Lapa Airport, Bom Jesus da Lapa, elev 1,454 ft) on a standard ISA day.

// Aircraft performance impact MINOR

TAKEOFF ROLL CLIMB RATE

Single-engine propC172, PA-28, Cherokee

+15%

-11%

Turbo / high-perf pistonSR22T, Bonanza, Mooney

+11%

-7%

Light jetCJ4, Phenom 300, M2

+6%

-5%

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 · 1 reported · highest to lowest

// Reported layers (highest → lowest)

SCT020

Scattered · base 2,000 ft AGL · ~3–4 oktas

// Computed

CEILING— HIGHEST LAYER2,000 ft TOTAL COVERAGE~40% (mixed) FREEZING LEVEL14,164 ft VFR MARGINunlimited

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

09:04ZSUNRISE

14:42ZSOLAR NOON

20:20ZSUNSET

20:43ZCIVIL END

CURRENT16:13Z DAYLIGHT REMAINING4h 07m VFR NIGHT BEGINS20:43Z (4h 30m) DAY LENGTH11h 16m

Waning Crescent

ILLUMINATION11% MOONRISE06:32Z MOONSET17:48Z FULL MOON IN18 days

// Nearest reporting stations · 2 shown · 100 NM (sparse area)

SBIL

VFR

Bahia - Jorge Amado Airport · Ilhéus

WIND: 080° / 6 kt
VIS: 6+ SM
CEILING: FEW023
DIST: 32 NM N
AGE: 13m ago

SBPS

VFR

Porto Seguro International Airport · Porto Seguro

WIND: 070° / 10 kt
VIS: 6+ SM
CEILING: SCT020
DIST: 65 NM S
AGE: 13m ago

// Area map · 80 NM radius · CartoDB Dark Matter + aeronautical overlay

AIRSPACE

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