// Station · 15m ago
KGCY
Greeneville Municipal Airport
CAT —
WIND VRB / 3 kt
VIS 10+ SM
CEILING —
T/Td 29°C / 19°C
ALTIM 30.13 inHg
ELEV 1,608 FT
36.1957°N / 82.8115°W
LOCATION · Greeneville, US
WIND
VRB3 kt
KGCY · 1,608 FT
© OSM · CartoDB
// Current + 24h forecast · METAR loaded · TAF loading…
METRIC
NOW · 21Z
+6H
+12H
+18H
WIND
VRB/3
VIS
10+ SM
CEILING
CLR
LAYERS
—
T / Td
29 / 19
ALTIM
30.13"
// Interpretation
VFR with light winds at variable/3 kt. Visibility better than 10 statute miles 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…
// Want this glance-able on 10 airports? METAR Deck →// Raw observation METAR string + decoded
METAR KGCY 142155Z AUTO VRB03KT 10SM 29/19 A3013 RMK A01
KGCY · day 14 at 21:55 UTC · wind variable at 3 kt · visibility 10+ SM · temp 29°C / dewpoint 19°C · altimeter 30.13" Hg
// Runway analysis · computed from current METAR wind
Wind VRB @ 3 kt
ALL USABLE · WINDS CALM
WIND
VRB3 kt
HEADWIND
CAUTION · HIGH XW
AVOID · TAILWIND
ALL RUNWAYS · CALM WINDS
2 ends
05
HDG 050°
—CALM
——
6,300'
23
HDG 230°
—CALM
——
6,300'
Pattern altitude: 2,608 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 +17°C
3,400FT
+1,792 FT ABOVE FIELD ELEV
// DA · LAST 24 HOURS
↗ +400 FT
24h AGO18h12h6hNOW
FIELD ELEV1,608 FT
OAT+29°C
ISA DELTA+17°C
PRESSURE ALT1,396 FT
// Performance equivalent
Operating here right now feels like operating at KGEV
(Ashe County Airport, Jefferson, elev 3,180 ft)
on a standard ISA day.
// Aircraft performance impact
SIGNIFICANT
TAKEOFF ROLL
CLIMB RATE
Single-engine propC172, PA-28, Cherokee
+34%
-24%
Turbo / high-perf pistonSR22T, Bonanza, Mooney
+24%
-15%
Light jetCJ4, Phenom 300, M2
+14%
-10%
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
// Sun & Moon · times in Z · bar = local day (UTC-6)
10:25ZSUNRISE
17:38ZSOLAR NOON
00:50ZSUNSET
01:20ZCIVIL END
CURRENT22:10Z
DAYLIGHT REMAINING2h 39m
VFR NIGHT BEGINS01:20Z (3h 09m)
DAY LENGTH14h 24m
New Moon
ILLUMINATION0%
MOONRISE10:32Z
MOONSET00:56Z
FULL MOON IN15 days
// Nearest reporting stations · 5 shown · 60 NM radius
KTRI
VFR
Tri-Cities Regional TN/VA Airport · Blountville
- WIND
- 100° / 5 kt
- VIS
- 10+ SM
- CEILING
- BKN250
- DIST
- 26 NM NE
- AGE
- 17m ago
KMOR
VFR
Morristown Regional Airport · Morristown
- WIND
- 130° / 6 kt
- VIS
- 10+ SM
- CEILING
- CLR
- DIST
- 27 NM W
- AGE
- 15m ago
K0VG
VFR
Lee County Airport · Jonesville
- WIND
- CALM
- VIS
- 10+ SM
- CEILING
- FEW041
- DIST
- 34 NM NW
- AGE
- 15m ago
KGKT
VFR
Gatlinburg-Pigeon Forge Airport · Sevierville
- WIND
- CALM
- VIS
- 10+ SM
- CEILING
- SCT039
- DIST
- 40 NM SW
- AGE
- 14m ago
KAVL
VFR
Asheville Regional Airport · Asheville
- WIND
- VRB / 3 kt
- VIS
- 10+ SM
- CEILING
- BKN055
- DIST
- 47 NM S
- AGE
- 16m ago
// Area map · 60 NM radius · CartoDB Dark Matter + aeronautical overlay
© OpenStreetMap · CartoDB · OpenAIP
//
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