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// Station · 22m ago

K9S9

Lexington Airport
CAT VFR
WIND 350° / 10 kt
VIS 10+ SM
CEILING CLR
T/Td 35°C / 2°C
ALTIM 30.01 inHg
ELEV 1,634 FT
45.4541°N / 119.6900°W
LOCATION · Lexington, US
N
WIND
350°10 kt
K9S9 · 1,634 FT
© OSM · CartoDB

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

METRIC
NOW · 23Z
+6H
+12H
+18H
WIND
350°/10
 
 
 
VIS
10+ SM
 
 
 
CEILING
CLR
 
 
 
LAYERS
 
 
 
T / Td
35 / 2
 
 
 
ALTIM
30.01"
 
 
 

// Interpretation

VFR with moderate winds at 350°/10 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…

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

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// Raw observation METAR string + decoded

METAR K9S9 142335Z AUTO 35010KT 320V020 10SM CLR 35/02 A3001 RMK AO2

K9S9 · day 14 at 23:35 UTC · wind from 350° at 10 kt · visibility 10+ SM · temp 35°C / dewpoint 2°C · altimeter 30.01" Hg · automated station w/ precipitation discriminator

// Runway analysis · computed from current METAR wind

Wind 350° @ 10 kt
2 USABLE · 0 AVOID · 2 CAUTION
N
WIND
350°10 kt
HEADWIND CAUTION · HIGH XW AVOID · TAILWIND
HEADWIND ENDS 2 usable
08 HDG 080° H0 kt X10 kt LEFT PRIMARY · 4,155'
26 HDG 260° H0 kt X10 kt RIGHT ⚠ HIGH XW · 100%
Pattern altitude: 2,634 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 +23°C

4,300FT
+2,666 FT ABOVE FIELD ELEV
// DA · LAST 24 HOURS ↗ +300 FT
4,600 3,450 2,300
24h AGO18h12h6hNOW
FIELD ELEV1,634 FT OAT+35°C ISA DELTA+23°C PRESSURE ALT1,543 FT
// Performance equivalent Operating here right now feels like operating at KS21 (Sunriver Airport, Sunriver, elev 4,164 ft) on a standard ISA day.
// Aircraft performance impact SIGNIFICANT
TAKEOFF ROLL CLIMB RATE
Single-engine propC172, PA-28, Cherokee
+43%
-30%
Turbo / high-perf pistonSR22T, Bonanza, Mooney
+30%
-19%
Light jetCJ4, Phenom 300, M2
+17%
-13%

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 · 19,311 FT K9S9 ELEV · 1,634 FT
// Reported layers (highest → lowest)
CLR
No reported cloud layers — clear sky from surface to reporting ceiling.
// Computed
CEILING HIGHEST LAYER TOTAL COVERAGEclear FREEZING LEVEL19,311 ft VFR MARGINunlimited

// Sun & Moon · times in Z · bar = local day (UTC-8)

12:24ZSUNRISE
20:05ZSOLAR NOON
03:46ZSUNSET
04:22ZCIVIL END
CURRENT23:57Z DAYLIGHT REMAINING3h 48m VFR NIGHT BEGINS04:22Z (4h 24m) DAY LENGTH15h 21m
New Moon
ILLUMINATION0% MOONRISE12:34Z MOONSET03:56Z FULL MOON IN15 days

// Nearest reporting stations · 5 shown · 60 NM radius

// Area map · 60 NM radius · CartoDB Dark Matter + aeronautical overlay

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