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// Station · 42m ago

ETHN

Niederstetten Army Air Base
CAT VFR
WIND 030° / 6 kt
VIS 6+ SM
CEILING Few/scattered only
T/Td 30°C / 9°C
ALTIM 30.09 inHg
ELEV 1,536 FT
49.3916°N / 9.9567°E
LOCATION · Niederstetten, DE
N
WIND
030°6 kt
ETHN · 1,536 FT
© OSM · CartoDB

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

METRIC
NOW · 14Z
+6H
+12H
+18H
WIND
030°/6
 
 
 
VIS
6+ SM
 
 
 
CEILING
 
 
 
LAYERS
FEW075
 
 
 
T / Td
30 / 9
 
 
 
ALTIM
30.09"
 
 
 

// Interpretation

VFR with light winds at 030°/6 kt. Visibility 6+ SM and a few at 7,500 ft. 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 ETHN 111420Z COR 03006KT 9999 FEW075 30/09 Q1019 BLU+

ETHN · day 11 at 14:20 UTC · wind from 030° at 6 kt · visibility 6+ SM · a few clouds at 7,500 ft · temp 30°C / dewpoint 9°C · altimeter 30.09" Hg

// Runway analysis · computed from current METAR wind

Wind 030° @ 6 kt
1 USABLE · 1 AVOID
N
WIND
030°6 kt
HEADWIND CAUTION · HIGH XW AVOID · TAILWIND
HEADWIND ENDS 1 usable
07 HDG 070° H5 kt X4 kt LEFT PRIMARY · 3,320'
TAILWIND ENDS · AVOID 1 ends
25 HDG 250° T5 kt X4 kt RIGHT
Pattern altitude: 2,536 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

3,500FT
+1,964 FT ABOVE FIELD ELEV
// DA · LAST 24 HOURS ↗ +0 FT
3,800 2,550 1,300
24h AGO18h12h6hNOW
FIELD ELEV1,536 FT OAT+30°C ISA DELTA+18°C PRESSURE ALT1,365 FT
// Performance equivalent Your aircraft will perform as if it's at a field 3,500 ft high on a standard ISA day — that's +1,964 ft above ETHN's actual elevation.
// Aircraft performance impact SIGNIFICANT
TAKEOFF ROLL CLIMB RATE
Single-engine propC172, PA-28, Cherokee
+35%
-25%
Turbo / high-perf pistonSR22T, Bonanza, Mooney
+25%
-16%
Light jetCJ4, Phenom 300, M2
+14%
-11%

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 · 1 reported · highest to lowest

FT 0 5k 10k 15k 20k 25k FRZ LVL · 16,688 FT FEW075 ETHN ELEV · 1,536 FT
// Reported layers (highest → lowest)
FEW075
Few · base 7,500 ft AGL · ~1–2 oktas
// Computed
CEILING HIGHEST LAYER7,500 ft TOTAL COVERAGE~15% (sparse) FREEZING LEVEL16,688 ft VFR MARGINunlimited

// Sun & Moon · times in Z · bar = local day (UTC+1)

03:27ZSUNRISE
11:26ZSOLAR NOON
19:26ZSUNSET
20:08ZCIVIL END
CURRENT15:02Z DAYLIGHT REMAINING4h 24m VFR NIGHT BEGINS20:08Z (5h 05m) DAY LENGTH15h 59m
Waning Crescent
ILLUMINATION11% MOONRISE00:52Z MOONSET16:51Z 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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