// Station · 12m ago
RKTU
Cheongju International Airport/Cheongju Air Base (K-59/G-513)
CAT VFR
WIND 140° / 2 kt
VIS 6+ SM
CEILING Few/scattered only
T/Td 27°C / 25°C
ALTIM 29.88 inHg
ELEV 191 FT
36.7156°N / 127.5003°E
LOCATION · Cheongju, KR
WIND
140°2 kt
RKTU · 191 FT
© OSM · CartoDB
// Current + 24h forecast · METAR loaded · TAF loading…
METRIC
NOW · 15Z
+6H
+12H
+18H
WIND
140°/2
VIS
6+ SM
CEILING
—
LAYERS
FEW040
T / Td
27 / 25
ALTIM
29.88"
// Interpretation
VFR with light winds at 140°/2 kt. Visibility 6+ SM and a few at 4,000 ft. Would shift to MVFR if the ceiling drops to 3,000 ft or visibility below 5 SM.
Loading TAF forecast narrative…
// Want this glance-able on 10 airports? METAR Deck →// Raw observation METAR string + decoded
METAR RKTU 111500Z 14002KT 9999 FEW040 27/25 Q1012
RKTU · day 11 at 15:00 UTC · wind from 140° at 2 kt · visibility 6+ SM · a few clouds at 4,000 ft · temp 27°C / dewpoint 25°C · altimeter 29.88" Hg
// Runway analysis · computed from current METAR wind
Wind 140° @ 2 kt
ALL USABLE · WINDS CALM
WIND
140°2 kt
HEADWIND
CAUTION · HIGH XW
AVOID · TAILWIND
ALL RUNWAYS · CALM WINDS
4 ends
06L
HDG 060°
—CALM
——
9,000'
24R
HDG 240°
—CALM
——
9,000'
06R
HDG 060°
—CALM
——
9,000'
24L
HDG 240°
—CALM
——
9,000'
Pattern altitude: 1,191 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
1,700FT
+1,509 FT ABOVE FIELD ELEV
// DA · LAST 24 HOURS
↗ +500 FT
24h AGO18h12h6hNOW
FIELD ELEV191 FT
OAT+27°C
ISA DELTA+12°C
PRESSURE ALT227 FT
// Performance equivalent
Operating here right now feels like operating at RKSC
(Surisan Helipad, Gunpo, elev 1,424 ft)
on a standard ISA day.
// Aircraft performance impact
MINOR
TAKEOFF ROLL
CLIMB RATE
Single-engine propC172, PA-28, Cherokee
+17%
-12%
Turbo / high-perf pistonSR22T, Bonanza, Mooney
+12%
-8%
Light jetCJ4, Phenom 300, M2
+7%
-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 · 1 reported · highest to lowest
// Sun & Moon · times in Z · bar = local day (UTC+9)
20:21ZSUNRISE
03:36ZSOLAR NOON
10:51ZSUNSET
11:21ZCIVIL END
CURRENT15:12Z
DAYLIGHT REMAINING19h 39m
VFR NIGHT BEGINS11:21Z (20h 09m)
DAY LENGTH14h 30m
Waning Crescent
ILLUMINATION11%
MOONRISE17:47Z
MOONSET08:17Z
FULL MOON IN18 days
// Nearest reporting stations · 3 shown · 60 NM radius
RKSG
VFR
Camp Humphreys (A-511) Desiderio Army Airfield · Pyeongtaek
- WIND
- CALM
- VIS
- 10+ SM
- CEILING
- CLR
- DIST
- 27 NM NW
- AGE
- 17m ago
RKSO
VFR
Osan Air Base · Pyeongtaek
- WIND
- 110° / 5 kt
- VIS
- 10+ SM
- CEILING
- CLR
- DIST
- 32 NM NW
- AGE
- 17m ago
RKSM
VFR
→
MVFR
04Z
Seoul Air Base (K-16) · Seongnam
- WIND
- 330° / 2 kt
- VIS
- 6+ SM
- CEILING
- FEW050
- DIST
- 48 NM NW
- AGE
- 1h 12m ago
// Area map · 60 NM radius · CartoDB Dark Matter + aeronautical overlay
© OpenStreetMap · CartoDB · OpenAIP
//
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