// Station · 13m ago

RCNN

Tainan International Airport / Tainan Air Base

CAT MVFR

WIND 120° / 5 kt

VIS 5.0 SM

CEILING BKN at 2,000 ft

T/Td 26°C / 24°C

ALTIM 29.44 inHg

WX VCSH

ELEV 63 FT

22.9504°N / 120.2060°E

LOCATION · Tainan (Rende), TW

WIND

120°5 kt

RCNN · 63 FT

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

METRIC

NOW · 14Z

+6H

+12H

+18H

WIND

120°/5

VIS

5.0 SM

CEILING

BKN020

LAYERS

SCT008 BKN020 BKN040

T / Td

26 / 24

ALTIM

29.44"

// Interpretation

MVFR — ceiling 2,000 ft. Light winds at 120°/5 kt, visibility 5.0 SM, scattered at 800 ft, broken at 2,000 ft, and broken at 4,000 ft. Reported weather: VCSH. 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…)

// Want this glance-able on 10 airports? METAR Deck →

// Raw observation METAR string + decoded

SPECI RCNN 111408Z 12005KT 8000 VCSH SCT008 BKN020 BKN040 26/24 Q0997 RMK A2946 VCSH E

RCNN · day 11 at 14:08 UTC · wind from 120° at 5 kt · visibility 5.0 SM · scattered layer at 800 ft · broken layer at 2,000 ft · broken layer at 4,000 ft · temp 26°C / dewpoint 24°C · altimeter 29.44" Hg · weather: VCSH

// Runway analysis · computed from current METAR wind

Wind 120° @ 5 kt

2 USABLE · 2 AVOID

WIND

120°5 kt

HEADWIND CAUTION · HIGH XW AVOID · TAILWIND

HEADWIND ENDS 2 usable

18L★ HDG 180° H3 kt X4 kt LEFT PRIMARY · 10,007'

18R HDG 180° H3 kt X4 kt LEFT 10,007'

TAILWIND ENDS · AVOID 2 ends

36R HDG 360° T3 kt X4 kt RIGHT —

36L HDG 360° T3 kt X4 kt RIGHT —

Pattern altitude: 1,063 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 +12°C

2,000FT

+1,937 FT ABOVE FIELD ELEV

// DA · LAST 24 HOURS ↘ -300 FT

24h AGO18h12h6hNOW

FIELD ELEV63 FT OAT+26°C ISA DELTA+12°C PRESSURE ALT542 FT

// Performance equivalent Your aircraft will perform as if it's at a field 2,000 ft high on a standard ISA day — that's +1,937 ft above RCNN's actual elevation.

// Aircraft performance impact MINOR

TAKEOFF ROLL CLIMB RATE

Single-engine propC172, PA-28, Cherokee

+20%

-14%

Turbo / high-perf pistonSR22T, Bonanza, Mooney

+14%

-9%

Light jetCJ4, Phenom 300, M2

+8%

-6%

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 · 3 reported · highest to lowest

// Reported layers (highest → lowest)

BKN040

Broken · base 4,000 ft AGL · ~5–7 oktas

BKN020

Broken · base 2,000 ft AGL · ~5–7 oktas

SCT008

Scattered · base 800 ft AGL · ~3–4 oktas

// Computed

CEILING2,000 ft AGL HIGHEST LAYER4,000 ft TOTAL COVERAGE~91% (overcast) FREEZING LEVEL13,194 ft VFR MARGIN-1,000 ft

// Sun & Moon · times in Z · bar = local day (UTC+8)

21:21ZSUNRISE

04:05ZSOLAR NOON

10:49ZSUNSET

11:14ZCIVIL END

CURRENT14:21Z DAYLIGHT REMAINING0m VFR NIGHT BEGINS11:14Z (past) DAY LENGTH13h 27m

Waning Crescent

ILLUMINATION11% MOONRISE18:46Z MOONSET08:13Z FULL MOON IN18 days

// Nearest reporting stations · 2 shown · 60 NM radius

RCKH

VFR

Kaohsiung International Airport · Kaohsiung (Xiaogang)

WIND: 080° / 4 kt
VIS: 6+ SM
CEILING: BKN032
DIST: 24 NM S
AGE: 21m ago

RCQC

VFR

Penghu Magong Airport · Huxi

WIND: 230° / 11 kt
VIS: 6+ SM
CEILING: BKN060
DIST: 49 NM NW
AGE: 21m ago

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

AIRSPACE

// Want this on your Stream Deck? METAR Deck shows real-time category and conditions for any 10 airports — built by the team that ships this page.

Get METAR Deck →