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// Station · 6m ago

KVYS

Illinois Valley Regional Airport Walter A Duncan Field
CAT VFR
WIND 120° / 12 kt G17
VIS 10+ SM
CEILING CLR
T/Td 30°C / 7°C
ALTIM 30.02 inHg
ELEV 654 FT
41.3519°N / 89.1531°W
LOCATION · Peru, US
N
WIND
120°12 kt
KVYS · 654 FT
© OSM · CartoDB

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

METRIC
NOW · 19Z
+6H
+12H
+18H
WIND
120°/12G17
 
 
 
VIS
10+ SM
 
 
 
CEILING
CLR
 
 
 
LAYERS
 
 
 
T / Td
30 / 7
 
 
 
ALTIM
30.02"
 
 
 

// Interpretation

VFR with moderate winds at 120°/12 kt, gusting 17. 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 KVYS 301921Z AUTO 12012G17KT 10SM CLR 30/07 A3002 RMK AO2

KVYS · day 30 at 19:21 UTC · wind from 120° at 12 kt, gusts to 17 kt · visibility 10+ SM · temp 30°C / dewpoint 7°C · altimeter 30.02" Hg · automated station w/ precipitation discriminator

// Runway analysis · computed from current METAR wind

Wind 120° @ 12 ktG17
2 USABLE · 2 AVOID · 2 CAUTION
N
WIND
120°12G17 kt
HEADWIND CAUTION · HIGH XW AVOID · TAILWIND
HEADWIND ENDS 2 usable
07 HDG 070° H8 kt X9 kt RIGHT PRIMARY · 3,999'
18 HDG 180° H6 kt X10 kt LEFT ⚠ HIGH XW · 59%
TAILWIND ENDS · AVOID 2 ends
36 HDG 360° T6 kt X10 kt RIGHT
25 HDG 250° T8 kt X9 kt LEFT
Pattern altitude: 1,654 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 +16°C

2,500FT
+1,846 FT ABOVE FIELD ELEV
// DA · LAST 24 HOURS ↗ +100 FT
3,000 1,700 400
24h AGO18h12h6hNOW
FIELD ELEV654 FT OAT+30°C ISA DELTA+16°C PRESSURE ALT551 FT
// Performance equivalent Operating here right now feels like operating at KBKW (Raleigh County Memorial Airport, Beaver, elev 2,504 ft) on a standard ISA day.
// Aircraft performance impact MINOR
TAKEOFF ROLL CLIMB RATE
Single-engine propC172, PA-28, Cherokee
+25%
-18%
Turbo / high-perf pistonSR22T, Bonanza, Mooney
+18%
-11%
Light jetCJ4, Phenom 300, M2
+10%
-8%

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 · 15,806 FT KVYS ELEV · 654 FT
// Reported layers (highest → lowest)
CLR
No reported cloud layers — clear sky from surface to reporting ceiling.
// Computed
CEILING HIGHEST LAYER TOTAL COVERAGEclear FREEZING LEVEL15,806 ft VFR MARGINunlimited

// Sun & Moon · times in Z · bar = local day (UTC-6)

10:28ZSUNRISE
17:55ZSOLAR NOON
01:23ZSUNSET
01:56ZCIVIL END
CURRENT19:27Z DAYLIGHT REMAINING5h 55m VFR NIGHT BEGINS01:56Z (6h 28m) DAY LENGTH14h 55m
Full Moon
ILLUMINATION99% MOONRISE21:54Z MOONSET12:49Z FULL MOON IN1 day

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

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

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