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// STALE Observation is 1h 5m old — METAR cadence is typically hourly. A fresh report may be on its way.

// Station · 1h 5m ago · STALE

CYTL

Big Trout Lake Airport
CAT VFR
WIND 300° / 4 kt
VIS 9.0 SM
CEILING CLR
T/Td 23°C / 16°C
ALTIM 29.95 inHg
ELEV 729 FT
53.8178°N / 89.8969°W
LOCATION · Big Trout Lake, CA
N
WIND
300°4 kt
CYTL · 729 FT
© OSM · CartoDB

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

METRIC
NOW · 20Z
+6H
+12H
+18H
WIND
300°/4
 
 
 
VIS
9.0 SM
 
 
 
CEILING
CLR
 
 
 
LAYERS
 
 
 
T / Td
23 / 16
 
 
 
ALTIM
29.95"
 
 
 

// Interpretation

VFR with light winds at 300°/4 kt. Visibility 9.0 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 CYTL 112000Z AUTO 30004KT 230V350 9SM CLR 23/16 A2995 RMK SLP148 DENSITY ALT 1800FT

CYTL · day 11 at 20:00 UTC · wind from 300° at 4 kt · visibility 9.0 SM · temp 23°C / dewpoint 16°C · altimeter 29.95" Hg · sea-level pressure 1014.8 mb

// Runway analysis · computed from current METAR wind

Wind 300° @ 4 kt
ALL USABLE · WINDS CALM
N
WIND
300°4 kt
HEADWIND CAUTION · HIGH XW AVOID · TAILWIND
ALL RUNWAYS · CALM WINDS 2 ends
14 HDG 140° CALM 3,900'
32 HDG 320° CALM 3,900'
Pattern altitude: 1,729 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 +9°C

1,800FT
+1,071 FT ABOVE FIELD ELEV
// DA · LAST 24 HOURS ↗ +500 FT
2,000 1,350 700
24h AGO18h12h6hNOW
FIELD ELEV729 FT OAT+23°C ISA DELTA+9°C PRESSURE ALT697 FT
// Performance equivalent Operating here right now feels like operating at CYLD (Chapleau Airport, Chapleau, elev 1,470 ft) on a standard ISA day.
// Aircraft performance impact MINOR
TAKEOFF ROLL CLIMB RATE
Single-engine propC172, PA-28, Cherokee
+18%
-13%
Turbo / high-perf pistonSR22T, Bonanza, Mooney
+13%
-8%
Light jetCJ4, Phenom 300, M2
+7%
-5%

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 · 12,345 FT CYTL ELEV · 729 FT
// Reported layers (highest → lowest)
CLR
No reported cloud layers — clear sky from surface to reporting ceiling.
// Computed
CEILING HIGHEST LAYER TOTAL COVERAGEclear FREEZING LEVEL12,345 ft VFR MARGINunlimited

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

09:43ZSUNRISE
18:06ZSOLAR NOON
02:28ZSUNSET
03:19ZCIVIL END
CURRENT21:05Z DAYLIGHT REMAINING5h 22m VFR NIGHT BEGINS03:19Z (6h 13m) DAY LENGTH16h 44m
Waning Crescent
ILLUMINATION9% MOONRISE07:21Z MOONSET00:06Z FULL MOON IN18 days

// Nearest reporting stations

No nearby reporting stations found within 200 NM of CYTL.

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

© OpenStreetMap · CartoDB · OpenAIP
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