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// Station · 7m ago

OISY

Yasuj Airport
CAT VFR
WIND 190° / 1 kt
VIS 6+ SM
CEILING CLR
T/Td 23°C / 7°C
ALTIM 30.06 inHg
ELEV 5,939 FT
30.7022°N / 51.5430°E
LOCATION · Yasuj, IR
N
WIND
190°1 kt
OISY · 5,939 FT
© OSM · CartoDB

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

METRIC
NOW · 21Z
+6H
+12H
+18H
WIND
190°/1
 
 
 
VIS
6+ SM
 
 
 
CEILING
CLR
 
 
 
LAYERS
 
 
 
T / Td
23 / 7
 
 
 
ALTIM
30.06"
 
 
 

// Interpretation

VFR with light winds at 190°/1 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 OISY 112100Z 19001KT CAVOK 23/07 Q1018

OISY · day 11 at 21:00 UTC · wind from 190° at 1 kt · visibility 6+ SM · temp 23°C / dewpoint 7°C · altimeter 30.06" Hg

// Runway analysis · computed from current METAR wind

Wind 190° @ 1 kt
ALL USABLE · WINDS CALM
N
WIND
190°1 kt
HEADWIND CAUTION · HIGH XW AVOID · TAILWIND
ALL RUNWAYS · CALM WINDS 2 ends
13 HDG 130° CALM 8,522'
31 HDG 310° CALM 8,522'
Pattern altitude: 6,939 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 +19°C

8,100FT
+2,161 FT ABOVE FIELD ELEV
// DA · LAST 24 HOURS ↗ +100 FT
10,400 8,750 7,100
24h AGO18h12h6hNOW
FIELD ELEV5,939 FT OAT+23°C ISA DELTA+19°C PRESSURE ALT5,797 FT
// Performance equivalent Your aircraft will perform as if it's at a field 8,100 ft high on a standard ISA day — that's +2,161 ft above OISY's actual elevation.
// Aircraft performance impact DANGEROUS
TAKEOFF ROLL CLIMB RATE
Single-engine propC172, PA-28, Cherokee
+81%
-57%
Turbo / high-perf pistonSR22T, Bonanza, Mooney
+57%
-36%
Light jetCJ4, Phenom 300, M2
+32%
-24%

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 · 17,555 FT OISY ELEV · 5,939 FT
// Reported layers (highest → lowest)
CLR
No reported cloud layers — clear sky from surface to reporting ceiling.
// Computed
CEILING HIGHEST LAYER TOTAL COVERAGEclear FREEZING LEVEL17,555 ft VFR MARGINunlimited

// Sun & Moon · times in Z · bar = local day (UTC+3)

01:40ZSUNRISE
08:40ZSOLAR NOON
15:40ZSUNSET
16:07ZCIVIL END
CURRENT21:07Z DAYLIGHT REMAINING18h 32m VFR NIGHT BEGINS16:07Z (18h 59m) DAY LENGTH13h 59m
Waning Crescent
ILLUMINATION9% MOONRISE23:18Z MOONSET13:18Z FULL MOON IN18 days

// Nearest reporting stations · 5 shown · 150 NM (sparse area)

// Area map · 120 NM radius · CartoDB Dark Matter + aeronautical overlay

© OpenStreetMap · CartoDB · OpenAIP
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