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// STALE Observation is 1h 2m old — METAR cadence is typically hourly. A fresh report may be on its way.

// Station · 1h 2m ago · STALE

KLAS

Harry Reid International Airport
CAT VFR
WIND 280° / 4 kt
VIS 8.0 SM
CEILING CLR
T/Td 28.9°C / 0.6°C
ALTIM 29.90 inHg
ELEV 2,181 FT
36.0834°N / 115.1518°W
LOCATION · Las Vegas, US
N
WIND
280°4 kt
KLAS · 2,181 FT
© OSM · CartoDB

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

METRIC
NOW · 12Z
+6H
+12H
+18H
WIND
280°/4
 
 
 
VIS
8.0 SM
 
 
 
CEILING
CLR
 
 
 
LAYERS
 
 
 
T / Td
29 / 1
 
 
 
ALTIM
29.90"
 
 
 

// Interpretation

VFR with light winds at 280°/4 kt. Visibility 8.0 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 KLAS 111256Z 28004KT 8SM CLR 29/01 A2990 RMK AO2 SLP091 T02890006

KLAS · day 11 at 12:56 UTC · wind from 280° at 4 kt · visibility 8.0 SM · temp 29°C / dewpoint 1°C · altimeter 29.90" Hg · automated station w/ precipitation discriminator · sea-level pressure 1009.1 mb

// Runway analysis · computed from current METAR wind

Wind 280° @ 4 kt
ALL USABLE · WINDS CALM
N
WIND
280°4 kt
HEADWIND CAUTION · HIGH XW AVOID · TAILWIND
ALL RUNWAYS · CALM WINDS 8 ends
08L HDG 080° CALM 14,835'
26R HDG 260° CALM 14,835'
08R HDG 080° CALM 10,526'
26L HDG 260° CALM 10,526'
01L HDG 010° CALM 9,770'
19R HDG 190° CALM 9,770'
01R HDG 010° CALM 9,769'
19L HDG 190° CALM 9,769'
Pattern altitude: 3,181 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 +18°C

4,400FT
+2,219 FT ABOVE FIELD ELEV
// DA · LAST 24 HOURS ↘ -400 FT
6,600 5,350 4,100
24h AGO18h12h6hNOW
FIELD ELEV2,181 FT OAT+29°C ISA DELTA+18°C PRESSURE ALT2,199 FT
// Performance equivalent Operating here right now feels like operating at KRNO (Reno Tahoe International Airport, Reno, elev 4,415 ft) on a standard ISA day.
// Aircraft performance impact SIGNIFICANT
TAKEOFF ROLL CLIMB RATE
Single-engine propC172, PA-28, Cherokee
+44%
-31%
Turbo / high-perf pistonSR22T, Bonanza, Mooney
+31%
-20%
Light jetCJ4, Phenom 300, M2
+18%
-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 · 16,777 FT KLAS ELEV · 2,181 FT
// Reported layers (highest → lowest)
CLR
No reported cloud layers — clear sky from surface to reporting ceiling.
// Computed
CEILING HIGHEST LAYER TOTAL COVERAGEclear FREEZING LEVEL16,777 ft VFR MARGINunlimited

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

12:33ZSUNRISE
19:47ZSOLAR NOON
03:00ZSUNSET
03:30ZCIVIL END
CURRENT13:58Z DAYLIGHT REMAINING13h 02m VFR NIGHT BEGINS03:30Z (13h 32m) DAY LENGTH14h 26m
Waning Crescent
ILLUMINATION11% MOONRISE09:57Z MOONSET00:24Z FULL MOON IN18 days

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

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

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