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// Station · 18m ago

LFSI

Saint-Dizier – Robinson Air Base
CAT VFR
WIND VRB / 3 kt
VIS 6+ SM
CEILING CLR
T/Td 28°C / 16°C
ALTIM 30.21 inHg
ELEV 458 FT
48.6360°N / 4.8994°E
LOCATION · Saint-Dizier, FR
N
WIND
VRB3 kt
LFSI · 458 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 / 16
 
 
 
ALTIM
30.21"
 
 
 

// 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 LFSI 270930Z AUTO VRB03KT CAVOK 28/16 Q1023

LFSI · day 27 at 09:30 UTC · wind variable at 3 kt · visibility 6+ SM · temp 28°C / dewpoint 16°C · altimeter 30.21" 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
11 HDG 110° CALM 7,913'
29 HDG 290° CALM 7,913'
Pattern altitude: 1,458 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 +13°C

1,800FT
+1,342 FT ABOVE FIELD ELEV
// DA · LAST 24 HOURS ↘ -100 FT
2,700 1,200 -300
24h AGO18h12h6hNOW
FIELD ELEV458 FT OAT+28°C ISA DELTA+13°C PRESSURE ALT169 FT
// Performance equivalent Operating here right now feels like operating at LFLI (Annemasse Airfield, Annemasse, elev 1,620 ft) on a standard ISA day.
// Aircraft performance impact MINOR
TAKEOFF ROLL CLIMB RATE
Single-engine propC172, PA-28, Cherokee
+18%
-13%
Turbo / high-perf pistonSR22T, Bonanza, Mooney
+13%
-8%
Light jetCJ4, Phenom 300, M2
+7%
-5%

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 · 14,599 FT LFSI ELEV · 458 FT
// Reported layers (highest → lowest)
CLR
No reported cloud layers — clear sky from surface to reporting ceiling.
// Computed
CEILING HIGHEST LAYER TOTAL COVERAGEclear FREEZING LEVEL14,599 ft VFR MARGINunlimited

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

03:47ZSUNRISE
11:38ZSOLAR NOON
19:30ZSUNSET
20:09ZCIVIL END
CURRENT09:48Z DAYLIGHT REMAINING9h 42m VFR NIGHT BEGINS20:09Z (10h 21m) DAY LENGTH15h 42m
Waxing Gibbous
ILLUMINATION82% MOONRISE12:28Z MOONSET04:10Z 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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