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// Station · 20m ago

OISF

Fasa Airport
CAT VFR
WIND 110° / 12 kt
VIS 6+ SM
CEILING CLR
T/Td 41°C / -4°C
ALTIM 29.80 inHg
ELEV 4,261 FT
28.8918°N / 53.7233°E
LOCATION · Fasa, IR
N
WIND
110°12 kt
OISF · 4,261 FT
© OSM · CartoDB

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

METRIC
NOW · 14Z
+6H
+12H
+18H
WIND
110°/12
 
 
 
VIS
6+ SM
 
 
 
CEILING
CLR
 
 
 
LAYERS
 
 
 
T / Td
41 / -4
 
 
 
ALTIM
29.80"
 
 
 

// Interpretation

VFR with moderate winds at 110°/12 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 OISF 111400Z 11012KT CAVOK 41/M04 Q1009 A2981

OISF · day 11 at 14:00 UTC · wind from 110° at 12 kt · visibility 6+ SM · temp 41°C / dewpoint -4°C · altimeter 29.80" Hg

// Runway analysis · computed from current METAR wind

Wind 110° @ 12 kt
1 USABLE · 1 AVOID
N
WIND
110°12 kt
HEADWIND CAUTION · HIGH XW AVOID · TAILWIND
HEADWIND ENDS 1 usable
14 HDG 140° H10 kt X6 kt LEFT PRIMARY · 6,502'
TAILWIND ENDS · AVOID 1 ends
32 HDG 320° T10 kt X6 kt RIGHT
Pattern altitude: 5,261 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 +35°C

8,500FT
+4,239 FT ABOVE FIELD ELEV
// DA · LAST 24 HOURS ↗ +200 FT
8,900 7,300 5,700
24h AGO18h12h6hNOW
FIELD ELEV4,261 FT OAT+41°C ISA DELTA+35°C PRESSURE ALT4,385 FT
// Performance equivalent Your aircraft will perform as if it's at a field 8,500 ft high on a standard ISA day — that's +4,239 ft above OISF's actual elevation.
// Aircraft performance impact DANGEROUS
TAKEOFF ROLL CLIMB RATE
Single-engine propC172, PA-28, Cherokee
+85%
-60%
Turbo / high-perf pistonSR22T, Bonanza, Mooney
+60%
-38%
Light jetCJ4, Phenom 300, M2
+34%
-26%

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 · 24,968 FT OISF ELEV · 4,261 FT
// Reported layers (highest → lowest)
CLR
No reported cloud layers — clear sky from surface to reporting ceiling.
// Computed
CEILING HIGHEST LAYER TOTAL COVERAGEclear FREEZING LEVEL24,968 ft VFR MARGINunlimited

// Sun & Moon · times in Z · bar = local day (UTC+4)

01:35ZSUNRISE
08:31ZSOLAR NOON
15:27ZSUNSET
15:54ZCIVIL END
CURRENT14:20Z DAYLIGHT REMAINING1h 07m VFR NIGHT BEGINS15:54Z (1h 33m) DAY LENGTH13h 52m
Waning Crescent
ILLUMINATION11% MOONRISE22:59Z MOONSET12:51Z FULL MOON IN18 days

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

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

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