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// Station · 18m ago

EGVN

RAF Brize Norton
CAT VFR
WIND 060° / 13 kt
VIS 6+ SM
CEILING CLR
T/Td 30°C / 13°C
ALTIM 30.15 inHg
ELEV 288 FT
51.7500°N / 1.5836°W
LOCATION · Carterton, Oxfordshire, GB
N
WIND
060°13 kt
EGVN · 288 FT
© OSM · CartoDB

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

METRIC
NOW · 15Z
+6H
+12H
+18H
WIND
060°/13
 
 
 
VIS
6+ SM
 
 
 
CEILING
CLR
 
 
 
LAYERS
 
 
 
T / Td
30 / 13
 
 
 
ALTIM
30.15"
 
 
 

// Interpretation

VFR with brisk winds at 060°/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 EGVN 111550Z 06013KT CAVOK 30/13 Q1021 NOSIG RMK BLU BLU

EGVN · day 11 at 15:50 UTC · wind from 060° at 13 kt · visibility 6+ SM · temp 30°C / dewpoint 13°C · altimeter 30.15" Hg

// Runway analysis · computed from current METAR wind

Wind 060° @ 13 kt
1 USABLE · 1 AVOID
N
WIND
060°13 kt
HEADWIND CAUTION · HIGH XW AVOID · TAILWIND
HEADWIND ENDS 1 usable
07 HDG 070° H13 kt X2 kt LEFT PRIMARY · 10,007'
TAILWIND ENDS · AVOID 1 ends
25 HDG 250° T13 kt X2 kt RIGHT
Pattern altitude: 1,288 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 +15°C

1,900FT
+1,612 FT ABOVE FIELD ELEV
// DA · LAST 24 HOURS ↘ -500 FT
2,800 1,350 -100
24h AGO18h12h6hNOW
FIELD ELEV288 FT OAT+30°C ISA DELTA+15°C PRESSURE ALT58 FT
// Performance equivalent Your aircraft will perform as if it's at a field 1,900 ft high on a standard ISA day — that's +1,612 ft above EGVN's actual elevation.
// Aircraft performance impact MINOR
TAKEOFF ROLL CLIMB RATE
Single-engine propC172, PA-28, Cherokee
+19%
-13%
Turbo / high-perf pistonSR22T, Bonanza, Mooney
+13%
-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 · 15,440 FT EGVN ELEV · 288 FT
// Reported layers (highest → lowest)
CLR
No reported cloud layers — clear sky from surface to reporting ceiling.
// Computed
CEILING HIGHEST LAYER TOTAL COVERAGEclear FREEZING LEVEL15,440 ft VFR MARGINunlimited

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

04:01ZSUNRISE
12:12ZSOLAR NOON
20:23ZSUNSET
21:09ZCIVIL END
CURRENT16:08Z DAYLIGHT REMAINING4h 15m VFR NIGHT BEGINS21:09Z (5h 01m) DAY LENGTH16h 22m
Waning Crescent
ILLUMINATION11% MOONRISE01:29Z MOONSET17:51Z 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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