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// Station · 25m ago

LTBA

İstanbul Atatürk Airport
CAT VFR
WIND 040° / 13 kt
VIS 6+ SM
CEILING CLR
T/Td 31°C / 7°C
ALTIM 30.00 inHg
ELEV 163 FT
40.9719°N / 28.8237°E
LOCATION · Istanbul(Bakırköy), TR
N
WIND
040°13 kt
LTBA · 163 FT
© OSM · CartoDB

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

METRIC
NOW · 13Z
+6H
+12H
+18H
WIND
040°/13
 
 
 
VIS
6+ SM
 
 
 
CEILING
CLR
 
 
 
LAYERS
 
 
 
T / Td
31 / 7
 
 
 
ALTIM
30.00"
 
 
 

// Interpretation

VFR with brisk winds at 040°/13 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 LTBA 111350Z 04013KT 010V070 CAVOK 31/07 Q1016 RMK RWY23 05011KT 350V090

LTBA · day 11 at 13:50 UTC · wind from 040° at 13 kt · visibility 6+ SM · temp 31°C / dewpoint 7°C · altimeter 30.00" Hg

// Runway analysis · computed from current METAR wind

Wind 040° @ 13 kt
1 USABLE · 1 AVOID
N
WIND
040°13 kt
HEADWIND CAUTION · HIGH XW AVOID · TAILWIND
HEADWIND ENDS 1 usable
05 HDG 050° H13 kt X2 kt LEFT PRIMARY · 8,530'
TAILWIND ENDS · AVOID 1 ends
23 HDG 230° T13 kt X2 kt RIGHT
Pattern altitude: 1,163 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 +16°C

2,000FT
+1,837 FT ABOVE FIELD ELEV
// DA · LAST 24 HOURS ↗ +500 FT
2,300 1,300 300
24h AGO18h12h6hNOW
FIELD ELEV163 FT OAT+31°C ISA DELTA+16°C PRESSURE ALT81 FT
// Performance equivalent Operating here right now feels like operating at LTAW (Tokat Airport, Tokat, elev 1,859 ft) on a standard ISA day.
// Aircraft performance impact MINOR
TAKEOFF ROLL CLIMB RATE
Single-engine propC172, PA-28, Cherokee
+20%
-14%
Turbo / high-perf pistonSR22T, Bonanza, Mooney
+14%
-9%
Light jetCJ4, Phenom 300, M2
+8%
-6%

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 · 15,820 FT LTBA ELEV · 163 FT
// Reported layers (highest → lowest)
CLR
No reported cloud layers — clear sky from surface to reporting ceiling.
// Computed
CEILING HIGHEST LAYER TOTAL COVERAGEclear FREEZING LEVEL15,820 ft VFR MARGINunlimited

// Sun & Moon · times in Z · bar = local day (UTC+2)

02:43ZSUNRISE
10:11ZSOLAR NOON
17:39ZSUNSET
18:11ZCIVIL END
CURRENT14:15Z DAYLIGHT REMAINING3h 23m VFR NIGHT BEGINS18:11Z (3h 56m) DAY LENGTH14h 55m
Waning Crescent
ILLUMINATION11% MOONRISE00:07Z MOONSET15:03Z FULL MOON IN18 days

// Nearest reporting stations · 5 shown · 60 NM radius

// Area map · 60 NM radius · CartoDB Dark Matter + aeronautical overlay

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