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// Station · 10m ago

LFBM

Mont-de-Marsan (BA 118) Air Base
CAT VFR
WIND 120° / 7 kt
VIS 6+ SM
CEILING CLR
T/Td 33°C / 16°C
ALTIM 29.88 inHg
ELEV 203 FT
43.9117°N / 0.5075°W
LOCATION · Mont-de-Marsan, FR
N
WIND
120°7 kt
LFBM · 203 FT
© OSM · CartoDB

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

METRIC
NOW · 13Z
+6H
+12H
+18H
WIND
120°/7
 
 
 
VIS
6+ SM
 
 
 
CEILING
CLR
 
 
 
LAYERS
 
 
 
T / Td
33 / 16
 
 
 
ALTIM
29.88"
 
 
 

// Interpretation

VFR with light winds at 120°/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 LFBM 111300Z AUTO 12007KT 080V180 CAVOK 33/16 Q1012

LFBM · day 11 at 13:00 UTC · wind from 120° at 7 kt · visibility 6+ SM · temp 33°C / dewpoint 16°C · altimeter 29.88" Hg

// Runway analysis · computed from current METAR wind

Wind 120° @ 7 kt
1 USABLE · 1 AVOID
N
WIND
120°7 kt
HEADWIND CAUTION · HIGH XW AVOID · TAILWIND
HEADWIND ENDS 1 usable
09 HDG 090° H6 kt X3 kt RIGHT PRIMARY · 11,821'
TAILWIND ENDS · AVOID 1 ends
27 HDG 270° T6 kt X3 kt LEFT
Pattern altitude: 1,203 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 +18°C

2,500FT
+2,297 FT ABOVE FIELD ELEV
// DA · LAST 24 HOURS ↗ +100 FT
2,800 1,750 700
24h AGO18h12h6hNOW
FIELD ELEV203 FT OAT+33°C ISA DELTA+18°C PRESSURE ALT239 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
+25%
-18%
Turbo / high-perf pistonSR22T, Bonanza, Mooney
+18%
-11%
Light jetCJ4, Phenom 300, M2
+10%
-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 · 16,870 FT LFBM ELEV · 203 FT
// Reported layers (highest → lowest)
CLR
No reported cloud layers — clear sky from surface to reporting ceiling.
// Computed
CEILING HIGHEST LAYER TOTAL COVERAGEclear FREEZING LEVEL16,870 ft VFR MARGINunlimited

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

04:30ZSUNRISE
12:08ZSOLAR NOON
19:46ZSUNSET
20:21ZCIVIL END
CURRENT13:10Z DAYLIGHT REMAINING6h 35m VFR NIGHT BEGINS20:21Z (7h 10m) DAY LENGTH15h 15m
Waning Crescent
ILLUMINATION11% MOONRISE01:52Z MOONSET17:08Z 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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