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// STALE Observation is 1h 16m old — METAR cadence is typically hourly. A fresh report may be on its way.

// Station · 1h 16m ago · STALE

KTVL

Lake Tahoe Airport
CAT
WIND CALM
VIS
CEILING
T/Td 7.8°C / -0.6°C
ALTIM 30.19 inHg
ELEV 6,264 FT
38.8939°N / 119.9950°W
LOCATION · South Lake Tahoe, US
N
WIND
calm
KTVL · 6,264 FT
© OSM · CartoDB

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

METRIC
NOW · 11Z
+6H
+12H
+18H
WIND
CALM
 
 
 
VIS
 
 
 
CEILING
CLR
 
 
 
LAYERS
 
 
 
T / Td
8 / -1
 
 
 
ALTIM
30.19"
 
 
 

// Interpretation

VFR with winds calm. Visibility unreported 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 KTVL 111153Z AUTO 08/M01 A3019 RMK AO2 SLP162 T00781006 10161 20078 56003 PWINO $

KTVL · day 11 at 11:53 UTC · winds calm · temp 8°C / dewpoint -1°C · altimeter 30.19" Hg · automated station w/ precipitation discriminator · sea-level pressure 1016.2 mb

// Runway analysis · computed from current METAR wind

Wind CALM
ALL USABLE · WINDS CALM
N
WIND
CALMcalm
HEADWIND CAUTION · HIGH XW AVOID · TAILWIND
ALL RUNWAYS · CALM WINDS 2 ends
18 HDG 180° CALM 8,541'
36 HDG 360° CALM 8,541'
Pattern altitude: 7,264 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 +5°C

6,600FT
+336 FT ABOVE FIELD ELEV
// DA · LAST 24 HOURS ↗ +200 FT
9,400 7,700 6,000
24h AGO18h12h6hNOW
FIELD ELEV6,264 FT OAT+8°C ISA DELTA+5°C PRESSURE ALT5,993 FT
// Performance equivalent Operating here right now feels like operating at KL35 (Big Bear City Airport, Big Bear, elev 6,752 ft) on a standard ISA day.
// Aircraft performance impact SIGNIFICANT
TAKEOFF ROLL CLIMB RATE
Single-engine propC172, PA-28, Cherokee
+66%
-46%
Turbo / high-perf pistonSR22T, Bonanza, Mooney
+46%
-30%
Light jetCJ4, Phenom 300, M2
+26%
-20%

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 · 10,203 FT KTVL ELEV · 6,264 FT
// Reported layers (highest → lowest)
CLR
No reported cloud layers — clear sky from surface to reporting ceiling.
// Computed
CEILING HIGHEST LAYER TOTAL COVERAGEclear FREEZING LEVEL10,203 ft VFR MARGINunlimited

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

12:45ZSUNRISE
20:06ZSOLAR NOON
03:27ZSUNSET
03:59ZCIVIL END
CURRENT13:09Z DAYLIGHT REMAINING14h 18m VFR NIGHT BEGINS03:59Z (14h 49m) DAY LENGTH14h 42m
Waning Crescent
ILLUMINATION11% MOONRISE10:07Z MOONSET00:49Z FULL MOON IN18 days

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

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

© OpenStreetMap · CartoDB · OpenAIP
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