// Station · 10m ago

UHSS

Yuzhno-Sakhalinsk International Airport

CAT LIFR

WIND 330° / 4 kt

VIS 1.6 SM

CEILING OVC at 200 ft

T/Td 18°C / 18°C

ALTIM 29.74 inHg

WX BR

ELEV 59 FT

46.8855°N / 142.7175°E

LOCATION · Yuzhno-Sakhalinsk, RU

WIND

330°4 kt

UHSS · 59 FT

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

METRIC

NOW · 21Z

+6H

+12H

+18H

WIND

330°/4

VIS

1.6 SM

CEILING

OVC002

LAYERS

OVC002

T / Td

18 / 18

ALTIM

29.74"

// Interpretation

LIFR — ceiling 200 ft. Light winds at 330°/4 kt, visibility 1.6 SM, overcast at 200 ft. Reported weather: BR. Reported weather: BR. LIFR is the lowest standard category. Would improve to IFR above 500 ft and 1 SM.

Loading TAF forecast narrative…

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

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// Raw observation METAR string + decoded

SPECI UHSS 112106Z 33002MPS 2500 BR OVC002 18/18 Q1007 R01/290060 NOSIG RMK QBB070 MT OBSC QFE754/1005

UHSS · day 11 at 21:06 UTC · wind from 330° at 4 kt · visibility 1.6 SM · overcast at 200 ft · temp 18°C / dewpoint 18°C · altimeter 29.74" Hg · weather: BR

// Runway analysis · computed from current METAR wind

Wind 330° @ 4 kt

ALL USABLE · WINDS CALM

WIND

330°4 kt

HEADWIND CAUTION · HIGH XW AVOID · TAILWIND

ALL RUNWAYS · CALM WINDS 2 ends

01 HDG 010° —CALM —— 11,155'

19 HDG 190° —CALM —— 11,155'

Pattern altitude: 1,059 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 +3°C

700FT

+641 FT ABOVE FIELD ELEV

// DA · LAST 24 HOURS ↗ +200 FT

24h AGO18h12h6hNOW

FIELD ELEV59 FT OAT+18°C ISA DELTA+3°C PRESSURE ALT242 FT

// Performance equivalent Operating here right now feels like operating at UHSM (Yuzhno-Kurilsk Mendeleyevo Airport, Yuzhno-Kurilsk, elev 584 ft) on a standard ISA day.

// Aircraft performance impact MINOR

TAKEOFF ROLL CLIMB RATE

Single-engine propC172, PA-28, Cherokee

+7%

-5%

Turbo / high-perf pistonSR22T, Bonanza, Mooney

+5%

-3%

Light jetCJ4, Phenom 300, M2

+3%

-2%

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)

OVC002

Overcast · base 200 ft AGL · 8 oktas

// Computed

CEILING200 ft AGL HIGHEST LAYER200 ft TOTAL COVERAGE~100% (overcast) FREEZING LEVEL9,150 ft VFR MARGIN-2,800 ft

// Sun & Moon · times in Z · bar = local day (UTC+10)

18:47ZSUNRISE

02:35ZSOLAR NOON

10:24ZSUNSET

11:02ZCIVIL END

CURRENT21:16Z DAYLIGHT REMAINING13h 07m VFR NIGHT BEGINS11:02Z (13h 46m) DAY LENGTH15h 36m

Waning Crescent

ILLUMINATION9% MOONRISE16:25Z MOONSET08:02Z FULL MOON IN18 days

// Nearest reporting stations · 1 shown · 200 NM (very sparse)

RJEC

VFR → MVFR 00Z

Asahikawa Airport · Higashikagura

WIND: 170° / 10 kt
VIS: 6+ SM
CEILING: BKN033
DIST: 193 NM S
AGE: 16m ago

// Area map · 200 NM radius · CartoDB Dark Matter + aeronautical overlay

AIRSPACE

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