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// Station · 54m ago

LKKB

Prague–Kbely Air Base
CAT VFR
WIND 340° / 13 kt
VIS 6+ SM
CEILING CLR
T/Td 26°C / 13°C
ALTIM 30.12 inHg
ELEV 939 FT
50.1214°N / 14.5436°E
LOCATION · Prague, CZ
N
WIND
340°13 kt
LKKB · 939 FT
© OSM · CartoDB

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

METRIC
NOW · 11Z
+6H
+12H
+18H
WIND
340°/13
 
 
 
VIS
6+ SM
 
 
 
CEILING
CLR
 
 
 
LAYERS
 
 
 
T / Td
26 / 13
 
 
 
ALTIM
30.12"
 
 
 

// Interpretation

VFR with brisk winds at 340°/13 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 LKKB 271100Z 34013KT 290V010 CAVOK 26/13 Q1020 NOSIG

LKKB · day 27 at 11:00 UTC · wind from 340° at 13 kt · visibility 6+ SM · temp 26°C / dewpoint 13°C · altimeter 30.12" Hg

// Runway analysis · computed from current METAR wind

Wind 340° @ 13 kt
1 USABLE · 1 AVOID · 1 CAUTION
N
WIND
340°13 kt
HEADWIND CAUTION · HIGH XW AVOID · TAILWIND
HEADWIND ENDS 1 usable
06 HDG 060° H2 kt X13 kt LEFT PRIMARY · 6,562'
TAILWIND ENDS · AVOID 1 ends
24 HDG 240° T2 kt X13 kt RIGHT
Pattern altitude: 1,939 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

2,200FT
+1,261 FT ABOVE FIELD ELEV
// DA · LAST 24 HOURS ↗ +100 FT
2,700 1,700 700
24h AGO18h12h6hNOW
FIELD ELEV939 FT OAT+26°C ISA DELTA+12°C PRESSURE ALT738 FT
// Performance equivalent Operating here right now feels like operating at LKKV (Karlovy Vary Airport, Karlovy Vary, elev 1,989 ft) on a standard ISA day.
// Aircraft performance impact MINOR
TAKEOFF ROLL CLIMB RATE
Single-engine propC172, PA-28, Cherokee
+22%
-15%
Turbo / high-perf pistonSR22T, Bonanza, Mooney
+15%
-10%
Light jetCJ4, Phenom 300, M2
+9%
-7%

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

FT 0 5k 10k 15k 20k 25k FRZ LVL · 14,070 FT LKKB ELEV · 939 FT
// Reported layers (highest → lowest)
CLR
No reported cloud layers — clear sky from surface to reporting ceiling.
// Computed
CEILING HIGHEST LAYER TOTAL COVERAGEclear FREEZING LEVEL14,070 ft VFR MARGINunlimited

// Sun & Moon · times in Z · bar = local day (UTC+1)

03:03ZSUNRISE
11:00ZSOLAR NOON
18:57ZSUNSET
19:39ZCIVIL END
CURRENT11:54Z DAYLIGHT REMAINING7h 03m VFR NIGHT BEGINS19:39Z (7h 45m) DAY LENGTH15h 54m
Waxing Gibbous
ILLUMINATION83% MOONRISE11:47Z MOONSET03:42Z FULL MOON IN4 days

// Nearest reporting stations · 4 shown · 60 NM radius

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

© OpenStreetMap · CartoDB · OpenAIP
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