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// Station · 9m ago

ZGNN

Nanning Wuxu International Airport
CAT MVFR
WIND 260° / 2 kt
VIS 3.1 SM
CEILING Few/scattered only
T/Td 26°C / 25°C
ALTIM 29.50 inHg
WX BR
ELEV 421 FT
22.5981°N / 108.1819°E
LOCATION · Nanning (Jiangnan), CN
N
WIND
260°2 kt
ZGNN · 421 FT
© OSM · CartoDB

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

METRIC
NOW · 22Z
+6H
+12H
+18H
WIND
260°/2
 
 
 
VIS
3.1 SM
 
 
 
CEILING
 
 
 
LAYERS
FEW004
 
 
 
T / Td
26 / 25
 
 
 
ALTIM
29.50"
 
 
 

// Interpretation

MVFR — visibility 3.1 SM. Light winds at 260°/2 kt, visibility 3.1 SM, a few at 400 ft. Reported weather: BR. Would drop to IFR below 1,000 ft ceiling or 3 SM visibility, or rise back to VFR above 3,000 ft and 5 SM.

Loading TAF forecast narrative…

SOURCES · NOAA Aviation Weather Center METAR (TAF loading…)

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// Raw observation METAR string + decoded

METAR ZGNN 112200Z 26001MPS 5000 BR FEW004 26/25 Q0999 NOSIG

ZGNN · day 11 at 22:00 UTC · wind from 260° at 2 kt · visibility 3.1 SM · a few clouds at 400 ft · temp 26°C / dewpoint 25°C · altimeter 29.50" Hg · weather: BR

// Runway analysis · computed from current METAR wind

Wind 260° @ 2 kt
ALL USABLE · WINDS CALM
N
WIND
260°2 kt
HEADWIND CAUTION · HIGH XW AVOID · TAILWIND
ALL RUNWAYS · CALM WINDS 2 ends
05 HDG 050° CALM 10,499'
23 HDG 230° CALM 10,499'
Pattern altitude: 1,421 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

2,400FT
+1,979 FT ABOVE FIELD ELEV
// DA · LAST 24 HOURS ↗ +100 FT
3,700 2,900 2,100
24h AGO18h12h6hNOW
FIELD ELEV421 FT OAT+26°C ISA DELTA+13°C PRESSURE ALT841 FT
// Performance equivalent Operating here right now feels like operating at ZGHC (Hechi Jinchengjiang Airport, Hechi (Jinchengjiang), elev 2,221 ft) on a standard ISA day.
// Aircraft performance impact MINOR
TAKEOFF ROLL CLIMB RATE
Single-engine propC172, PA-28, Cherokee
+24%
-17%
Turbo / high-perf pistonSR22T, Bonanza, Mooney
+17%
-11%
Light jetCJ4, Phenom 300, M2
+10%
-7%

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 · 13,552 FT FEW004 ZGNN ELEV · 421 FT
// Reported layers (highest → lowest)
FEW004
Few · base 400 ft AGL · ~1–2 oktas
// Computed
CEILING HIGHEST LAYER400 ft TOTAL COVERAGE~15% (sparse) FREEZING LEVEL13,552 ft VFR MARGINunlimited

// Sun & Moon · times in Z · bar = local day (UTC+7)

22:11ZSUNRISE
04:53ZSOLAR NOON
11:36ZSUNSET
12:01ZCIVIL END
CURRENT22:09Z DAYLIGHT REMAINING13h 27m VFR NIGHT BEGINS12:01Z (13h 52m) DAY LENGTH13h 25m
Waning Crescent
ILLUMINATION9% MOONRISE19:51Z MOONSET09:16Z FULL MOON IN18 days

// Nearest reporting stations · 2 shown · 150 NM (sparse area)

// Area map · 140 NM radius · CartoDB Dark Matter + aeronautical overlay

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