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// Station · 10m ago

EGLL

London Heathrow Airport
CAT VFR
WIND 070° / 9 kt
VIS 6+ SM
CEILING CLR
T/Td 23°C / 13°C
ALTIM 30.30 inHg
ELEV 83 FT
51.4708°N / 0.4599°W
LOCATION · London, GB
N
WIND
070°9 kt
EGLL · 83 FT
© OSM · CartoDB

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

METRIC
NOW · 08Z
+6H
+12H
+18H
WIND
070°/9
 
 
 
VIS
6+ SM
 
 
 
CEILING
CLR
 
 
 
LAYERS
 
 
 
T / Td
23 / 13
 
 
 
ALTIM
30.30"
 
 
 

// Interpretation

VFR with moderate winds at 070°/9 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 EGLL 270850Z AUTO 07009KT 9999 NCD 23/13 Q1026

EGLL · day 27 at 08:50 UTC · wind from 070° at 9 kt · visibility 6+ SM · temp 23°C / dewpoint 13°C · altimeter 30.30" Hg

// Runway analysis · computed from current METAR wind

Wind 070° @ 9 kt
2 USABLE · 2 AVOID
N
WIND
070°9 kt
HEADWIND CAUTION · HIGH XW AVOID · TAILWIND
HEADWIND ENDS 2 usable
09L HDG 090° H8 kt X3 kt LEFT PRIMARY · 12,799'
09R HDG 090° H8 kt X3 kt LEFT 12,001'
TAILWIND ENDS · AVOID 2 ends
27R HDG 270° T8 kt X3 kt RIGHT
27L HDG 270° T8 kt X3 kt RIGHT
Pattern altitude: 1,083 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 +7°C

600FT
+517 FT ABOVE FIELD ELEV
// DA · LAST 24 HOURS ↘ -800 FT
2,300 1,100 -100
24h AGO18h12h6hNOW
FIELD ELEV83 FT OAT+23°C ISA DELTA+7°C PRESSURE ALT-295 FT
// Performance equivalent Operating here right now feels like operating at EGKB (London Biggin Hill Airport, London, elev 598 ft) on a standard ISA day.
// Aircraft performance impact MINOR
TAKEOFF ROLL CLIMB RATE
Single-engine propC172, PA-28, Cherokee
+6%
-4%
Turbo / high-perf pistonSR22T, Bonanza, Mooney
+4%
-3%
Light jetCJ4, Phenom 300, M2
+2%
-2%

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 · 11,699 FT EGLL ELEV · 83 FT
// Reported layers (highest → lowest)
CLR
No reported cloud layers — clear sky from surface to reporting ceiling.
// Computed
CEILING HIGHEST LAYER TOTAL COVERAGEclear FREEZING LEVEL11,699 ft VFR MARGINunlimited

// Sun & Moon · times in Z · bar = local day (UTC+0)

03:56ZSUNRISE
12:00ZSOLAR NOON
20:04ZSUNSET
20:48ZCIVIL END
CURRENT09:00Z DAYLIGHT REMAINING11h 03m VFR NIGHT BEGINS20:48Z (11h 47m) DAY LENGTH16h 07m
Waxing Gibbous
ILLUMINATION82% MOONRISE12:35Z MOONSET04:43Z FULL MOON IN4 days

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

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

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