// Station · 20m ago

ZMCK

Ulaanbaatar Chinggis Khaan International Airport

CAT VFR

WIND 320° / 19 kt

VIS 6+ SM

CEILING Few/scattered only

T/Td 15°C / 3°C

ALTIM 30.03 inHg

ELEV 4,482 FT

47.6469°N / 106.8198°E

LOCATION · Ulaanbaatar (Sergelen), MN

WIND

320°19 kt

ZMCK · 4,482 FT

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

METRIC

NOW · 09Z

+6H

+12H

+18H

WIND

320°/19

VIS

6+ SM

CEILING

—

LAYERS

SCT033

T / Td

15 / 3

ALTIM

30.03"

// Interpretation

VFR with brisk winds at 320°/19 kt. Visibility 6+ SM and scattered at 3,300 ft. 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 ZMCK 270930Z 32010MPS 9999 SCT033 15/03 Q1017 NOSIG RMK QFE647.3 45 MOP

ZMCK · day 27 at 09:30 UTC · wind from 320° at 19 kt · visibility 6+ SM · scattered layer at 3,300 ft · temp 15°C / dewpoint 3°C · altimeter 30.03" Hg

// Runway analysis · computed from current METAR wind

Wind 320° @ 19 kt

1 USABLE · 1 AVOID

WIND

320°19 kt

HEADWIND CAUTION · HIGH XW AVOID · TAILWIND

HEADWIND ENDS 1 usable

29★ HDG 290° H16 kt X9 kt RIGHT PRIMARY · 11,811'

TAILWIND ENDS · AVOID 1 ends

11 HDG 110° T16 kt X10 kt LEFT —

Pattern altitude: 5,482 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

5,400FT

+918 FT ABOVE FIELD ELEV

// DA · LAST 24 HOURS ↗ +700 FT

24h AGO18h12h6hNOW

FIELD ELEV4,482 FT OAT+15°C ISA DELTA+9°C PRESSURE ALT4,370 FT

// Performance equivalent Operating here right now feels like operating at ZMDN (Donoi Airport, Uliastai, elev 5,800 ft) on a standard ISA day.

// Aircraft performance impact SIGNIFICANT

TAKEOFF ROLL CLIMB RATE

Single-engine propC172, PA-28, Cherokee

+54%

-38%

Turbo / high-perf pistonSR22T, Bonanza, Mooney

+38%

-24%

Light jetCJ4, Phenom 300, M2

+22%

-16%

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 · 1 reported · highest to lowest

// Reported layers (highest → lowest)

SCT033

Scattered · base 3,300 ft AGL · ~3–4 oktas

// Computed

CEILING— HIGHEST LAYER3,300 ft TOTAL COVERAGE~40% (mixed) FREEZING LEVEL12,058 ft VFR MARGINunlimited

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

21:04ZSUNRISE

04:51ZSOLAR NOON

12:38ZSUNSET

13:16ZCIVIL END

CURRENT09:50Z DAYLIGHT REMAINING2h 47m VFR NIGHT BEGINS13:16Z (3h 25m) DAY LENGTH15h 33m

Waxing Gibbous

ILLUMINATION82% MOONRISE05:45Z MOONSET21:18Z FULL MOON IN4 days

// Nearest reporting stations · 1 shown · 60 NM radius

ZMUB

VFR

Buyant-Ukhaa International Airport · Ulaanbaatar

WIND: 330° / 16 kt
VIS: 6+ SM
CEILING: SCT033
DIST: 12 NM N
AGE: 50m ago

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

AIRSPACE

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