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// Station · 22m ago

LFOK

Chalons Vatry airport
CAT VFR
WIND 050° / 11 kt
VIS 6+ SM
CEILING CLR
T/Td 34°C / 10°C
ALTIM 29.97 inHg
ELEV 587 FT
48.7733°N / 4.2061°E
LOCATION · Chalons en Champagne, FR
N
WIND
050°11 kt
LFOK · 587 FT
© OSM · CartoDB

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

METRIC
NOW · 17Z
+6H
+12H
+18H
WIND
050°/11
 
 
 
VIS
6+ SM
 
 
 
CEILING
CLR
 
 
 
LAYERS
 
 
 
T / Td
34 / 10
 
 
 
ALTIM
29.97"
 
 
 

// Interpretation

VFR with moderate winds at 050°/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 LFOK 111700Z AUTO 05011KT CAVOK 34/10 Q1015 NOSIG

LFOK · day 11 at 17:00 UTC · wind from 050° at 11 kt · visibility 6+ SM · temp 34°C / dewpoint 10°C · altimeter 29.97" Hg

// Runway analysis · computed from current METAR wind

Wind 050° @ 11 kt
1 USABLE · 1 AVOID · 1 CAUTION
N
WIND
050°11 kt
HEADWIND CAUTION · HIGH XW AVOID · TAILWIND
HEADWIND ENDS 1 usable
10 HDG 100° H7 kt X8 kt LEFT PRIMARY · 12,664'
TAILWIND ENDS · AVOID 1 ends
28 HDG 280° T7 kt X8 kt RIGHT
Pattern altitude: 1,587 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

2,900FT
+2,313 FT ABOVE FIELD ELEV
// DA · LAST 24 HOURS ↗ +0 FT
3,200 1,900 600
24h AGO18h12h6hNOW
FIELD ELEV587 FT OAT+34°C ISA DELTA+20°C PRESSURE ALT534 FT
// Performance equivalent Operating here right now feels like operating at LFHP (Le Puy-Loudes Airfield, Chaspuzac, Haute-Loire, elev 2,731 ft) on a standard ISA day.
// Aircraft performance impact MINOR
TAKEOFF ROLL CLIMB RATE
Single-engine propC172, PA-28, Cherokee
+29%
-20%
Turbo / high-perf pistonSR22T, Bonanza, Mooney
+20%
-13%
Light jetCJ4, Phenom 300, M2
+12%
-9%

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 · 17,759 FT LFOK ELEV · 587 FT
// Reported layers (highest → lowest)
CLR
No reported cloud layers — clear sky from surface to reporting ceiling.
// Computed
CEILING HIGHEST LAYER TOTAL COVERAGEclear FREEZING LEVEL17,759 ft VFR MARGINunlimited

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

03:52ZSUNRISE
11:49ZSOLAR NOON
19:46ZSUNSET
20:27ZCIVIL END
CURRENT17:22Z DAYLIGHT REMAINING2h 24m VFR NIGHT BEGINS20:27Z (3h 05m) DAY LENGTH15h 53m
Waning Crescent
ILLUMINATION10% MOONRISE01:23Z MOONSET17:16Z 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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