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// Station · 19m ago

LFMH

Saint-Étienne-Bouthéon Airport
CAT VFR
WIND VRB / 3 kt
VIS 6+ SM
CEILING CLR
T/Td 28°C / 17°C
ALTIM 30.24 inHg
ELEV 1,325 FT
45.5406°N / 4.2964°E
LOCATION · Andrézieux-Bouthéon, Loire, FR
N
WIND
VRB3 kt
LFMH · 1,325 FT
© OSM · CartoDB

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

METRIC
NOW · 09Z
+6H
+12H
+18H
WIND
VRB/3
 
 
 
VIS
6+ SM
 
 
 
CEILING
CLR
 
 
 
LAYERS
 
 
 
T / Td
28 / 17
 
 
 
ALTIM
30.24"
 
 
 

// Interpretation

VFR with light winds at variable/3 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 LFMH 270930Z AUTO VRB03KT CAVOK 28/17 Q1024

LFMH · day 27 at 09:30 UTC · wind variable at 3 kt · visibility 6+ SM · temp 28°C / dewpoint 17°C · altimeter 30.24" Hg

// Runway analysis · computed from current METAR wind

Wind VRB @ 3 kt
ALL USABLE · WINDS CALM
N
WIND
VRB3 kt
HEADWIND CAUTION · HIGH XW AVOID · TAILWIND
ALL RUNWAYS · CALM WINDS 2 ends
17 HDG 170° CALM 7,546'
35 HDG 350° CALM 7,546'
Pattern altitude: 2,325 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

2,800FT
+1,475 FT ABOVE FIELD ELEV
// DA · LAST 24 HOURS ↗ +0 FT
3,500 2,200 900
24h AGO18h12h6hNOW
FIELD ELEV1,325 FT OAT+28°C ISA DELTA+15°C PRESSURE ALT1,006 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
+28%
-20%
Turbo / high-perf pistonSR22T, Bonanza, Mooney
+20%
-13%
Light jetCJ4, Phenom 300, M2
+11%
-8%

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 · 15,466 FT LFMH ELEV · 1,325 FT
// Reported layers (highest → lowest)
CLR
No reported cloud layers — clear sky from surface to reporting ceiling.
// Computed
CEILING HIGHEST LAYER TOTAL COVERAGEclear FREEZING LEVEL15,466 ft VFR MARGINunlimited

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

04:02ZSUNRISE
11:41ZSOLAR NOON
19:20ZSUNSET
19:56ZCIVIL END
CURRENT09:49Z DAYLIGHT REMAINING9h 30m VFR NIGHT BEGINS19:56Z (10h 07m) DAY LENGTH15h 18m
Waxing Gibbous
ILLUMINATION82% MOONRISE12:43Z MOONSET04:01Z 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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