// Station · 19m ago

UASS

Semei International Airport

CAT VFR

WIND 140° / 12 kt

VIS 6+ SM

CEILING CLR

T/Td 31°C / -2°C

ALTIM 29.74 inHg

ELEV 761 FT

50.3513°N / 80.2344°E

LOCATION · Semey, KZ

WIND

140°12 kt

UASS · 761 FT

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

METRIC

NOW · 10Z

+6H

+12H

+18H

WIND

140°/12

VIS

6+ SM

CEILING

CLR

LAYERS

—

T / Td

31 / -2

ALTIM

29.74"

// Interpretation

VFR with moderate winds at 140°/12 kt. Visibility 6+ 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 UASS 271030Z 14006MPS CAVOK 31/M02 Q1007 NOSIG RMK QFE735/0980

UASS · day 27 at 10:30 UTC · wind from 140° at 12 kt · visibility 6+ SM · temp 31°C / dewpoint -2°C · altimeter 29.74" Hg

// Runway analysis · computed from current METAR wind

Wind 140° @ 12 kt

2 USABLE · 2 AVOID · 2 CAUTION

WIND

140°12 kt

HEADWIND CAUTION · HIGH XW AVOID · TAILWIND

HEADWIND ENDS 2 usable

20★ HDG 200° H6 kt X10 kt LEFT PRIMARY · 3,270'

08 HDG 080° H6 kt X10 kt RIGHT ⚠ HIGH XW · 83%

TAILWIND ENDS · AVOID 2 ends

02 HDG 020° T6 kt X10 kt RIGHT —

26 HDG 260° T6 kt X10 kt LEFT —

Pattern altitude: 1,761 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

3,100FT

+2,339 FT ABOVE FIELD ELEV

// DA · LAST 24 HOURS ↗ +400 FT

24h AGO18h12h6hNOW

FIELD ELEV761 FT OAT+31°C ISA DELTA+18°C PRESSURE ALT944 FT

// Performance equivalent Your aircraft will perform as if it's at a field 3,100 ft high on a standard ISA day — that's +2,339 ft above UASS's actual elevation.

// Aircraft performance impact SIGNIFICANT

TAKEOFF ROLL CLIMB RATE

Single-engine propC172, PA-28, Cherokee

+31%

-22%

Turbo / high-perf pistonSR22T, Bonanza, Mooney

+22%

-14%

Light jetCJ4, Phenom 300, M2

+12%

-9%

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

// Reported layers (highest → lowest)

CLR

No reported cloud layers — clear sky from surface to reporting ceiling.

// Computed

CEILING— HIGHEST LAYER— TOTAL COVERAGEclear FREEZING LEVEL16,418 ft VFR MARGINunlimited

// Sun & Moon · times in Z · bar = local day (UTC+5)

22:39ZSUNRISE

06:37ZSOLAR NOON

14:35ZSUNSET

15:18ZCIVIL END

CURRENT10:49Z DAYLIGHT REMAINING3h 46m VFR NIGHT BEGINS15:18Z (4h 28m) DAY LENGTH15h 56m

Waxing Gibbous

ILLUMINATION83% MOONRISE07:22Z MOONSET23:18Z FULL MOON IN4 days

// Nearest reporting stations · 2 shown · 200 NM (very sparse)

UASK

VFR

Oskemen International Airport · Ust-Kamenogorsk (Oskemen)

WIND: 070° / 8 kt
VIS: 6+ SM
CEILING: SCT170
DIST: 89 NM E
AGE: 19m ago

UASP

VFR

Pavlodar International Airport · Pavlodar

WIND: 130° / 14 kt
VIS: 6+ SM
CEILING: CLR
DIST: 162 NM NW
AGE: 19m ago

// Area map · 180 NM radius · CartoDB Dark Matter + aeronautical overlay

AIRSPACE

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