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// STALE Observation is 5h 50m old — METAR cadence is typically hourly. A fresh report may be on its way.

// Station · 5h 50m ago · STALE

LECV

Base Aérea de Colmenar Viejo
CAT VFR
WIND 250° / 7 kt
VIS 6+ SM
CEILING CLR
T/Td 29°C / 2°C
ALTIM 30.09 inHg
ELEV 3,264 FT
40.6973°N / 3.7633°W
LOCATION · Colmenar Viejo, ES
N
WIND
250°7 kt
LECV · 3,264 FT
© OSM · CartoDB

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

METRIC
NOW · 18Z
+6H
+12H
+18H
WIND
250°/7
 
 
 
VIS
6+ SM
 
 
 
CEILING
CLR
 
 
 
LAYERS
 
 
 
T / Td
29 / 2
 
 
 
ALTIM
30.09"
 
 
 

// Interpretation

VFR with light winds at 250°/7 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 LECV 141800Z 25007KT CAVOK 29/02 Q1019

LECV · day 14 at 18:00 UTC · wind from 250° at 7 kt · visibility 6+ SM · temp 29°C / dewpoint 2°C · altimeter 30.09" Hg

// Runway analysis · computed from current METAR wind

Wind 250° @ 7 kt
1 USABLE · 1 AVOID
N
WIND
250°7 kt
HEADWIND CAUTION · HIGH XW AVOID · TAILWIND
HEADWIND ENDS 1 usable
21 HDG 210° H5 kt X4 kt RIGHT PRIMARY · 1,361'
TAILWIND ENDS · AVOID 1 ends
03 HDG 030° T5 kt X4 kt LEFT
Pattern altitude: 4,264 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 +20°C

5,500FT
+2,236 FT ABOVE FIELD ELEV
// DA · LAST 24 HOURS ↗ +1,000 FT
6,200 5,200 4,200
24h AGO18h12h6hNOW
FIELD ELEV3,264 FT OAT+29°C ISA DELTA+20°C PRESSURE ALT3,093 FT
// Performance equivalent Your aircraft will perform as if it's at a field 5,500 ft high on a standard ISA day — that's +2,236 ft above LECV's actual elevation.
// Aircraft performance impact SIGNIFICANT
TAKEOFF ROLL CLIMB RATE
Single-engine propC172, PA-28, Cherokee
+55%
-39%
Turbo / high-perf pistonSR22T, Bonanza, Mooney
+39%
-25%
Light jetCJ4, Phenom 300, M2
+22%
-17%

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 · 17,910 FT LECV ELEV · 3,264 FT
// Reported layers (highest → lowest)
CLR
No reported cloud layers — clear sky from surface to reporting ceiling.
// Computed
CEILING HIGHEST LAYER TOTAL COVERAGEclear FREEZING LEVEL17,910 ft VFR MARGINunlimited

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

04:56ZSUNRISE
12:21ZSOLAR NOON
19:47ZSUNSET
20:19ZCIVIL END
CURRENT23:50Z DAYLIGHT REMAINING0m VFR NIGHT BEGINS20:19Z (past) DAY LENGTH14h 50m
New Moon
ILLUMINATION0% MOONRISE05:06Z MOONSET19:56Z FULL MOON IN15 days

// Nearest reporting stations · 5 shown · 100 NM (sparse area)

// Area map · 100 NM radius · CartoDB Dark Matter + aeronautical overlay

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