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// Station · 21m ago

SBTA

Base de Aviação de Taubaté
CAT VFR
WIND VRB / 3 kt
VIS 6+ SM
CEILING CLR
T/Td 21°C / 15°C
ALTIM 30.03 inHg
ELEV 1,902 FT
23.0401°S / 45.5162°W
LOCATION · Taubaté, BR
N
WIND
VRB3 kt
SBTA · 1,902 FT
© OSM · CartoDB

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

METRIC
NOW · 14Z
+6H
+12H
+18H
WIND
VRB/3
 
 
 
VIS
6+ SM
 
 
 
CEILING
CLR
 
 
 
LAYERS
 
 
 
T / Td
21 / 15
 
 
 
ALTIM
30.03"
 
 
 

// Interpretation

VFR with light winds at variable/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 SBTA 111400Z VRB03KT CAVOK 21/15 Q1017

SBTA · day 11 at 14:00 UTC · wind variable at 3 kt · visibility 6+ SM · temp 21°C / dewpoint 15°C · altimeter 30.03" Hg

// Runway analysis · computed from current METAR wind

Wind VRB @ 3 kt
ALL USABLE · WINDS CALM
N
WIND
VRB3 kt
HEADWIND CAUTION · HIGH XW AVOID · TAILWIND
ALL RUNWAYS · CALM WINDS 2 ends
08 HDG 080° CALM 6,170'
26 HDG 260° CALM 6,170'
Pattern altitude: 2,902 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 +10°C

2,900FT
+998 FT ABOVE FIELD ELEV
// DA · LAST 24 HOURS ↗ +100 FT
4,200 2,700 1,200
24h AGO18h12h6hNOW
FIELD ELEV1,902 FT OAT+21°C ISA DELTA+10°C PRESSURE ALT1,790 FT
// Performance equivalent Operating here right now feels like operating at SBSP (Congonhas–Deputado Freitas Nobre Airport, São Paulo, elev 2,631 ft) on a standard ISA day.
// Aircraft performance impact MINOR
TAKEOFF ROLL CLIMB RATE
Single-engine propC172, PA-28, Cherokee
+29%
-20%
Turbo / high-perf pistonSR22T, Bonanza, Mooney
+20%
-13%
Light jetCJ4, Phenom 300, M2
+12%
-9%

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

FT 0 5k 10k 15k 20k 25k FRZ LVL · 12,508 FT SBTA ELEV · 1,902 FT
// Reported layers (highest → lowest)
CLR
No reported cloud layers — clear sky from surface to reporting ceiling.
// Computed
CEILING HIGHEST LAYER TOTAL COVERAGEclear FREEZING LEVEL12,508 ft VFR MARGINunlimited

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

09:44ZSUNRISE
15:08ZSOLAR NOON
20:32ZSUNSET
20:57ZCIVIL END
CURRENT14:21Z DAYLIGHT REMAINING6h 11m VFR NIGHT BEGINS20:57Z (6h 35m) DAY LENGTH10h 48m
Waning Crescent
ILLUMINATION11% MOONRISE07:08Z MOONSET17:57Z FULL MOON IN18 days

// Nearest reporting stations · 5 shown · 100 NM (sparse area)

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

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