// Station · 7m ago

LFRI

La Roche-sur-Yon Les Ajoncs Airport

CAT VFR

WIND VRB / 5 kt

VIS 6+ SM

CEILING CLR

T/Td 34°C / 16°C

ALTIM 29.91 inHg

ELEV 299 FT

46.7019°N / 1.3786°W

LOCATION · La Roche-sur-Yon, FR

WIND

VRB5 kt

LFRI · 299 FT

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

METRIC

NOW · 13Z

+6H

+12H

+18H

WIND

VRB/5

VIS

6+ SM

CEILING

CLR

LAYERS

—

T / Td

34 / 16

ALTIM

29.91"

// Interpretation

VFR with light winds at variable/5 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 LFRI 111300Z AUTO VRB05KT CAVOK 34/16 Q1013 NOSIG

LFRI · day 11 at 13:00 UTC · wind variable at 5 kt · visibility 6+ SM · temp 34°C / dewpoint 16°C · altimeter 29.91" Hg

// Runway analysis · computed from current METAR wind

Wind VRB @ 5 kt

ALL USABLE · WINDS CALM

WIND

VRB5 kt

HEADWIND CAUTION · HIGH XW AVOID · TAILWIND

ALL RUNWAYS · CALM WINDS 2 ends

10 HDG 100° —CALM —— 5,085'

28 HDG 280° —CALM —— 5,085'

Pattern altitude: 1,299 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

2,700FT

+2,401 FT ABOVE FIELD ELEV

// DA · LAST 24 HOURS ↘ -400 FT

24h AGO18h12h6hNOW

FIELD ELEV299 FT OAT+34°C ISA DELTA+20°C PRESSURE ALT305 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

+27%

-19%

Turbo / high-perf pistonSR22T, Bonanza, Mooney

+19%

-12%

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

// Reported layers (highest → lowest)

CLR

No reported cloud layers — clear sky from surface to reporting ceiling.

// Computed

CEILING— HIGHEST LAYER— TOTAL COVERAGEclear FREEZING LEVEL17,471 ft VFR MARGINunlimited

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

04:23ZSUNRISE

12:12ZSOLAR NOON

20:00ZSUNSET

20:38ZCIVIL END

CURRENT13:07Z DAYLIGHT REMAINING6h 53m VFR NIGHT BEGINS20:38Z (7h 31m) DAY LENGTH15h 36m

Waning Crescent

ILLUMINATION11% MOONRISE01:45Z MOONSET17:21Z FULL MOON IN18 days

// Nearest reporting stations

No nearby reporting stations found within 200 NM of LFRI.

// Area map · 60 NM radius · CartoDB Dark Matter + aeronautical overlay

AIRSPACE

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