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// Station · 13m ago

EGWU

RAF Northolt
CAT VFR
WIND 060° / 11 kt
VIS 6+ SM
CEILING CLR
T/Td 29°C / 12°C
ALTIM 30.15 inHg
ELEV 124 FT
51.5530°N / 0.4182°W
LOCATION · Northolt, Greater London, GB
N
WIND
060°11 kt
EGWU · 124 FT
© OSM · CartoDB

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

METRIC
NOW · 13Z
+6H
+12H
+18H
WIND
060°/11
 
 
 
VIS
6+ SM
 
 
 
CEILING
CLR
 
 
 
LAYERS
 
 
 
T / Td
29 / 12
 
 
 
ALTIM
30.15"
 
 
 

// Interpretation

VFR with moderate winds at 060°/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 EGWU 111350Z 06011KT CAVOK 29/12 Q1021 NOSIG RMK BLU BLU

EGWU · day 11 at 13:50 UTC · wind from 060° at 11 kt · visibility 6+ SM · temp 29°C / dewpoint 12°C · altimeter 30.15" Hg

// Runway analysis · computed from current METAR wind

Wind 060° @ 11 kt
1 USABLE · 1 AVOID
N
WIND
060°11 kt
HEADWIND CAUTION · HIGH XW AVOID · TAILWIND
HEADWIND ENDS 1 usable
07 HDG 070° H11 kt X2 kt LEFT PRIMARY · 5,545'
TAILWIND ENDS · AVOID 1 ends
25 HDG 250° T11 kt X2 kt RIGHT
Pattern altitude: 1,124 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 +14°C

1,500FT
+1,376 FT ABOVE FIELD ELEV
// DA · LAST 24 HOURS ↘ -400 FT
2,400 1,200 0
24h AGO18h12h6hNOW
FIELD ELEV124 FT OAT+29°C ISA DELTA+14°C PRESSURE ALT-106 FT
// Performance equivalent Operating here right now feels like operating at EGOM (RAF Spadeadam, Spadeadam, elev 1,066 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 · clear · no layers reported

FT 0 5k 10k 15k 20k 25k FRZ LVL · 14,770 FT EGWU ELEV · 124 FT
// Reported layers (highest → lowest)
CLR
No reported cloud layers — clear sky from surface to reporting ceiling.
// Computed
CEILING HIGHEST LAYER TOTAL COVERAGEclear FREEZING LEVEL14,770 ft VFR MARGINunlimited

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

03:58ZSUNRISE
12:08ZSOLAR NOON
20:18ZSUNSET
21:03ZCIVIL END
CURRENT14:03Z DAYLIGHT REMAINING6h 14m VFR NIGHT BEGINS21:03Z (7h 00m) DAY LENGTH16h 20m
Waning Crescent
ILLUMINATION11% MOONRISE01:21Z MOONSET17:41Z 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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