// Station · 24m ago

TJSJ

Luis Munoz Marin International Airport

CAT VFR

WIND 080° / 15 kt G24

VIS 8.0 SM

CEILING Few/scattered only

T/Td 31.7°C / 23.9°C

ALTIM 30.05 inHg

ELEV 9 FT

18.4394°N / 66.0018°W

LOCATION · San Juan, PR

WIND

080°15 kt

TJSJ · 9 FT

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

METRIC

NOW · 18Z

+6H

+12H

+18H

WIND

080°/15G24

VIS

8.0 SM

CEILING

—

LAYERS

FEW040 FEW060

T / Td

32 / 24

ALTIM

30.05"

// Interpretation

VFR with brisk winds at 080°/15 kt, gusting 24. Visibility 8.0 SM and a few at 4,000 ft, and a few at 6,000 ft. 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 TJSJ 111856Z 08015G24KT 8SM FEW040 FEW060 32/24 A3005 RMK AO2 SLP175 HZ ALQDS T03170239 $

TJSJ · day 11 at 18:56 UTC · wind from 080° at 15 kt, gusts to 24 kt · visibility 8.0 SM · a few clouds at 4,000 ft · a few clouds at 6,000 ft · temp 32°C / dewpoint 24°C · altimeter 30.05" Hg · automated station w/ precipitation discriminator · sea-level pressure 1017.5 mb

// Runway analysis · computed from current METAR wind

Wind 080° @ 15 ktG24

2 USABLE · 2 AVOID

WIND

080°15G24 kt

HEADWIND CAUTION · HIGH XW AVOID · TAILWIND

HEADWIND ENDS 2 usable

08★ HDG 080° H15 kt X0 kt — PRIMARY · 10,002'

10 HDG 100° H14 kt X5 kt LEFT 8,016'

TAILWIND ENDS · AVOID 2 ends

28 HDG 280° T14 kt X5 kt RIGHT —

26 HDG 260° T15 kt X0 kt — —

Pattern altitude: 1,009 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 +16°C

1,900FT

+1,891 FT ABOVE FIELD ELEV

// DA · LAST 24 HOURS ↗ +100 FT

24h AGO18h12h6hNOW

FIELD ELEV9 FT OAT+32°C ISA DELTA+16°C PRESSURE ALT-124 FT

// Performance equivalent Your aircraft will perform as if it's at a field 1,900 ft high on a standard ISA day — that's +1,891 ft above TJSJ's actual elevation.

// Aircraft performance impact MINOR

TAKEOFF ROLL CLIMB RATE

Single-engine propC172, PA-28, Cherokee

+19%

-13%

Turbo / high-perf pistonSR22T, Bonanza, Mooney

+13%

-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 · 2 reported · highest to lowest

// Reported layers (highest → lowest)

FEW060

Few · base 6,000 ft AGL · ~1–2 oktas

FEW040

Few · base 4,000 ft AGL · ~1–2 oktas

// Computed

CEILING— HIGHEST LAYER6,000 ft TOTAL COVERAGE~23% (sparse) FREEZING LEVEL16,019 ft VFR MARGINunlimited

// Sun & Moon · times in Z · bar = local day (UTC-4)

09:55ZSUNRISE

16:30ZSOLAR NOON

23:05ZSUNSET

23:29ZCIVIL END

CURRENT19:20Z DAYLIGHT REMAINING3h 44m VFR NIGHT BEGINS23:29Z (4h 08m) DAY LENGTH13h 09m

Waning Crescent

ILLUMINATION10% MOONRISE07:29Z MOONSET20:39Z FULL MOON IN18 days

// Nearest reporting stations · 3 shown · 60 NM radius

TJIG

VFR

Fernando Luis Ribas Dominicci Airport · San Juan

WIND: 100° / 13 kt
VIS: 7.0 SM
CEILING: SCT030
DIST: 6 NM W
AGE: 35m ago

TJPS

VFR

Mercedita International Airport · Ponce

WIND: 140° / 24 ktG30
VIS: 8.0 SM
CEILING: CLR
DIST: 41 NM SW
AGE: 5m ago

TIST

VFR

Cyril E. King Airport · Charlotte Amalie

WIND: 080° / 15 ktG26
VIS: 10+ SM
CEILING: SCT030
DIST: 59 NM E
AGE: 27m ago

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

AIRSPACE

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