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// Station · 52m ago

SANU

Domingo Faustino Sarmiento Airport
CAT VFR
WIND CALM
VIS 6+ SM
CEILING CLR
T/Td 2°C / -2°C
ALTIM 30.00 inHg
ELEV 1,958 FT
31.5715°S / 68.4182°W
LOCATION · San Juan, AR
N
WIND
000°0 kt
SANU · 1,958 FT
© OSM · CartoDB

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

METRIC
NOW · 11Z
+6H
+12H
+18H
WIND
CALM
 
 
 
VIS
6+ SM
 
 
 
CEILING
CLR
 
 
 
LAYERS
 
 
 
T / Td
2 / -2
 
 
 
ALTIM
30.00"
 
 
 

// Interpretation

VFR with winds calm. 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 SANU 271100Z 00000KT CAVOK 02/M02 Q1016

SANU · day 27 at 11:00 UTC · winds calm · visibility 6+ SM · temp 2°C / dewpoint -2°C · altimeter 30.00" Hg

// Runway analysis · computed from current METAR wind

Wind CALM
ALL USABLE · WINDS CALM
N
WIND
000°calm
HEADWIND CAUTION · HIGH XW AVOID · TAILWIND
ALL RUNWAYS · CALM WINDS 2 ends
18 HDG 180° CALM 8,071'
36 HDG 360° CALM 8,071'
Pattern altitude: 2,958 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 -9°C

800FT
-1,158 FT BELOW FIELD ELEV
// DA · LAST 24 HOURS ↗ +200 FT
3,300 1,750 200
24h AGO18h12h6hNOW
FIELD ELEV1,958 FT OAT+2°C ISA DELTA-9°C PRESSURE ALT1,876 FT
// Performance equivalent Operating here right now feels like operating at SAOV (Presidente Néstor Kirchner Regional Airport, Villa Maria, elev 670 ft) on a standard ISA day.
// Aircraft performance impact MINOR
TAKEOFF ROLL CLIMB RATE
Single-engine propC172, PA-28, Cherokee
+8%
-6%
Turbo / high-perf pistonSR22T, Bonanza, Mooney
+6%
-4%
Light jetCJ4, Phenom 300, M2
+3%
-2%

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 · 2,968 FT SANU ELEV · 1,958 FT
// Reported layers (highest → lowest)
CLR
No reported cloud layers — clear sky from surface to reporting ceiling.
// Computed
CEILING HIGHEST LAYER TOTAL COVERAGEclear FREEZING LEVEL2,968 ft VFR MARGINunlimited

// Sun & Moon · times in Z · bar = local day (UTC-5)

11:23ZSUNRISE
16:32ZSOLAR NOON
21:41ZSUNSET
22:07ZCIVIL END
CURRENT11:52Z DAYLIGHT REMAINING9h 48m VFR NIGHT BEGINS22:07Z (10h 15m) DAY LENGTH10h 17m
Waxing Gibbous
ILLUMINATION83% MOONRISE20:08Z MOONSET06:25Z FULL MOON IN4 days

// Nearest reporting stations · 5 shown · 200 NM (very sparse)

// Area map · 180 NM radius · CartoDB Dark Matter + aeronautical overlay

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