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// Station · 35m ago

FAOR

O.R. Tambo International Airport
CAT VFR
WIND 280° / 11 kt
VIS 6+ SM
CEILING CLR
T/Td 17°C / -4°C
ALTIM 30.21 inHg
ELEV 5,558 FT
26.1401°S / 28.2468°E
LOCATION · Johannesburg, ZA
N
WIND
280°11 kt
FAOR · 5,558 FT
© OSM · CartoDB

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

METRIC
NOW · 12Z
+6H
+12H
+18H
WIND
280°/11
 
 
 
VIS
6+ SM
 
 
 
CEILING
CLR
 
 
 
LAYERS
 
 
 
T / Td
17 / -4
 
 
 
ALTIM
30.21"
 
 
 

// Interpretation

VFR with moderate winds at 280°/11 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 FAOR 111230Z 28011KT 240V340 CAVOK 17/M04 Q1023 NOSIG

FAOR · day 11 at 12:30 UTC · wind from 280° at 11 kt · visibility 6+ SM · temp 17°C / dewpoint -4°C · altimeter 30.21" Hg

// Runway analysis · computed from current METAR wind

Wind 280° @ 11 kt
2 USABLE · 2 AVOID · 2 CAUTION
N
WIND
280°11 kt
HEADWIND CAUTION · HIGH XW AVOID · TAILWIND
HEADWIND ENDS 2 usable
21R HDG 210° H4 kt X10 kt RIGHT PRIMARY · 14,495'
21L HDG 210° H4 kt X10 kt RIGHT ⚠ HIGH XW · 91%
TAILWIND ENDS · AVOID 2 ends
03L HDG 030° T4 kt X10 kt LEFT
03R HDG 030° T4 kt X10 kt LEFT
Pattern altitude: 6,558 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 +12°C

6,800FT
+1,242 FT ABOVE FIELD ELEV
// DA · LAST 24 HOURS ↘ -100 FT
7,100 6,350 5,600
24h AGO18h12h6hNOW
FIELD ELEV5,558 FT OAT+17°C ISA DELTA+12°C PRESSURE ALT5,269 FT
// Performance equivalent Your aircraft will perform as if it's at a field 6,800 ft high on a standard ISA day — that's +1,242 ft above FAOR's actual elevation.
// Aircraft performance impact SIGNIFICANT
TAKEOFF ROLL CLIMB RATE
Single-engine propC172, PA-28, Cherokee
+68%
-48%
Turbo / high-perf pistonSR22T, Bonanza, Mooney
+48%
-31%
Light jetCJ4, Phenom 300, M2
+27%
-20%

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 · 14,144 FT FAOR ELEV · 5,558 FT
// Reported layers (highest → lowest)
CLR
No reported cloud layers — clear sky from surface to reporting ceiling.
// Computed
CEILING HIGHEST LAYER TOTAL COVERAGEclear FREEZING LEVEL14,144 ft VFR MARGINunlimited

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

04:55ZSUNRISE
10:13ZSOLAR NOON
15:31ZSUNSET
15:56ZCIVIL END
CURRENT13:05Z DAYLIGHT REMAINING2h 25m VFR NIGHT BEGINS15:56Z (2h 50m) DAY LENGTH10h 36m
Waning Crescent
ILLUMINATION11% MOONRISE02:17Z MOONSET12:53Z FULL MOON IN18 days

// Nearest reporting stations · 3 shown · 60 NM radius

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

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