// Station · 54m ago

WMKB

RMAF Butterworth Air Base

CAT MVFR

WIND CALM

VIS 4.3 SM

CEILING Few/scattered only

T/Td 26°C / 25°C

ALTIM 29.80 inHg

WX -RA

ELEV 11 FT

5.4659°N / 100.3910°E

LOCATION · Butterworth, MY

WIND

000°0 kt

WMKB · 11 FT

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

METRIC

NOW · 19Z

+6H

+12H

+18H

WIND

CALM

VIS

4.3 SM

CEILING

—

LAYERS

FEW010 SCT024

T / Td

26 / 25

ALTIM

29.80"

// Interpretation

MVFR — visibility 4.3 SM. Winds calm, visibility 4.3 SM, a few at 1,000 ft, and scattered at 2,400 ft. Reported weather: -RA. Would drop to IFR below 1,000 ft ceiling or 3 SM visibility, or rise back to VFR above 3,000 ft and 5 SM.

Loading TAF forecast narrative…

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

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// Raw observation METAR string + decoded

METAR WMKB 111900Z 00000KT 7000 -RA FEW010 SCT024 26/25 Q1009 NOSIG

WMKB · day 11 at 19:00 UTC · winds calm · visibility 4.3 SM · a few clouds at 1,000 ft · scattered layer at 2,400 ft · temp 26°C / dewpoint 25°C · altimeter 29.80" Hg · weather: -RA

// Runway analysis · computed from current METAR wind

Wind CALM

ALL USABLE · WINDS CALM

WIND

000°calm

HEADWIND CAUTION · HIGH XW AVOID · TAILWIND

ALL RUNWAYS · CALM WINDS 2 ends

18 HDG 180° —CALM —— 8,000'

36 HDG 360° —CALM —— 8,000'

Pattern altitude: 1,011 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 +11°C

1,500FT

+1,489 FT ABOVE FIELD ELEV

// DA · LAST 24 HOURS ↗ +0 FT

24h AGO18h12h6hNOW

FIELD ELEV11 FT OAT+26°C ISA DELTA+11°C PRESSURE ALT135 FT

// Performance equivalent Operating here right now feels like operating at WBGF (Long Lellang Airport, Long Datih, elev 1,400 ft) on a standard ISA day.

// Aircraft performance impact MINOR

TAKEOFF ROLL CLIMB RATE

Single-engine propC172, PA-28, Cherokee

+15%

-11%

Turbo / high-perf pistonSR22T, Bonanza, Mooney

+11%

-7%

Light jetCJ4, Phenom 300, M2

+6%

-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 · 2 reported · highest to lowest

// Reported layers (highest → lowest)

SCT024

Scattered · base 2,400 ft AGL · ~3–4 oktas

FEW010

Few · base 1,000 ft AGL · ~1–2 oktas

// Computed

CEILING— HIGHEST LAYER2,400 ft TOTAL COVERAGE~48% (mixed) FREEZING LEVEL13,142 ft VFR MARGINunlimited

// Sun & Moon · times in Z · bar = local day (UTC+7)

23:12ZSUNRISE

05:25ZSOLAR NOON

11:37ZSUNSET

12:00ZCIVIL END

CURRENT19:54Z DAYLIGHT REMAINING15h 42m VFR NIGHT BEGINS12:00Z (16h 05m) DAY LENGTH12h 24m

Waning Crescent

ILLUMINATION10% MOONRISE20:48Z MOONSET09:13Z FULL MOON IN18 days

// Nearest reporting stations

No nearby reporting stations found within 200 NM of WMKB.

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

AIRSPACE

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