// Station · 1h 12m ago · STALE

HKNW

Nairobi Wilson Airport

CAT MVFR

WIND CALM

VIS 6+ SM

CEILING BKN at 1,900 ft

T/Td 17°C / 16°C

ALTIM 30.27 inHg

ELEV 5,536 FT

1.3217°S / 36.8148°E

LOCATION · Nairobi, KE

WIND

000°0 kt

HKNW · 5,536 FT

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

METRIC

NOW · 12Z

+6H

+12H

+18H

WIND

CALM

VIS

6+ SM

CEILING

BKN019

LAYERS

BKN019 BKN080

T / Td

17 / 16

ALTIM

30.27"

// Interpretation

MVFR — ceiling 1,900 ft. Winds calm, visibility 6+ SM, broken at 1,900 ft, and broken at 8,000 ft. 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…)

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// Raw observation METAR string + decoded

METAR HKNW 111200Z 00000KT 9999 BKN019 BKN080 17/16 Q1025 NOSIG

HKNW · day 11 at 12:00 UTC · winds calm · visibility 6+ SM · broken layer at 1,900 ft · broken layer at 8,000 ft · temp 17°C / dewpoint 16°C · altimeter 30.27" Hg

// Runway analysis · computed from current METAR wind

Wind CALM

ALL USABLE · WINDS CALM

WIND

000°calm

HEADWIND CAUTION · HIGH XW AVOID · TAILWIND

ALL RUNWAYS · CALM WINDS 4 ends

14 HDG 140° —CALM —— 5,052'

32 HDG 320° —CALM —— 5,052'

07 HDG 070° —CALM —— 4,798'

25 HDG 250° —CALM —— 4,798'

Pattern altitude: 6,536 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

6,700FT

+1,164 FT ABOVE FIELD ELEV

// DA · LAST 24 HOURS ↘ -500 FT

24h AGO18h12h6hNOW

FIELD ELEV5,536 FT OAT+17°C ISA DELTA+12°C PRESSURE ALT5,188 FT

// Performance equivalent Operating here right now feels like operating at HKKR (Kericho Airport, Kericho, elev 6,446 ft) on a standard ISA day.

// Aircraft performance impact SIGNIFICANT

TAKEOFF ROLL CLIMB RATE

Single-engine propC172, PA-28, Cherokee

+67%

-47%

Turbo / high-perf pistonSR22T, Bonanza, Mooney

+47%

-30%

Light jetCJ4, Phenom 300, M2

+27%

-20%

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 · 2 reported · highest to lowest

// Reported layers (highest → lowest)

BKN080

Broken · base 8,000 ft AGL · ~5–7 oktas

BKN019

Broken · base 1,900 ft AGL · ~5–7 oktas

// Computed

CEILING1,900 ft AGL HIGHEST LAYER8,000 ft TOTAL COVERAGE~83% (mostly covered) FREEZING LEVEL14,122 ft VFR MARGIN-1,100 ft

// Sun & Moon · times in Z · bar = local day (UTC+2)

03:37ZSUNRISE

09:39ZSOLAR NOON

15:40ZSUNSET

16:03ZCIVIL END

CURRENT13:12Z DAYLIGHT REMAINING2h 28m VFR NIGHT BEGINS16:03Z (2h 50m) DAY LENGTH12h 02m

Waning Crescent

ILLUMINATION11% MOONRISE00:59Z MOONSET13:02Z FULL MOON IN18 days

// Nearest reporting stations

No nearby reporting stations found within 200 NM of HKNW.

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

AIRSPACE

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