// Station · 20m ago

MYSM

San Salvador International Airport

CAT MVFR

WIND 110° / 9 kt

VIS 6+ SM

CEILING BKN at 2,300 ft

T/Td 30°C / 25°C

ALTIM 30.17 inHg

ELEV 24 FT

24.0630°N / 74.5232°W

LOCATION · San Salvador, BS

WIND

110°9 kt

MYSM · 24 FT

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

METRIC

NOW · 14Z

+6H

+12H

+18H

WIND

110°/9

VIS

6+ SM

CEILING

BKN023

LAYERS

BKN023 BKN030

T / Td

30 / 25

ALTIM

30.17"

// Interpretation

MVFR — ceiling 2,300 ft. Moderate winds at 110°/9 kt, visibility 6+ SM, broken at 2,300 ft, and broken at 3,000 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 MYSM 111400Z AUTO 11009KT 090V150 9999 BKN023/// BKN030/// 30/25 A3017

MYSM · day 11 at 14:00 UTC · wind from 110° at 9 kt · visibility 6+ SM · broken layer at 2,300 ft · broken layer at 3,000 ft · temp 30°C / dewpoint 25°C · altimeter 30.17" Hg

// Runway analysis · computed from current METAR wind

Wind 110° @ 9 kt

1 USABLE · 1 AVOID

WIND

110°9 kt

HEADWIND CAUTION · HIGH XW AVOID · TAILWIND

HEADWIND ENDS 1 usable

10★ HDG 100° H9 kt X2 kt RIGHT PRIMARY · 8,000'

TAILWIND ENDS · AVOID 1 ends

28 HDG 280° T9 kt X2 kt LEFT —

Pattern altitude: 1,024 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 +15°C

1,500FT

+1,476 FT ABOVE FIELD ELEV

// DA · LAST 24 HOURS ↘ -200 FT

24h AGO18h12h6hNOW

FIELD ELEV24 FT OAT+30°C ISA DELTA+15°C PRESSURE ALT-230 FT

// Performance equivalent Your aircraft will perform as if it's at a field 1,500 ft high on a standard ISA day — that's +1,476 ft above MYSM's actual elevation.

// Aircraft performance impact MINOR

TAKEOFF ROLL CLIMB RATE

Single-engine propC172, PA-28, Cherokee

+15%

-11%

Turbo / high-perf pistonSR22T, Bonanza, Mooney

+11%

-7%

Light jetCJ4, Phenom 300, M2

+6%

-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 · 2 reported · highest to lowest

// Reported layers (highest → lowest)

BKN030

Broken · base 3,000 ft AGL · ~5–7 oktas

BKN023

Broken · base 2,300 ft AGL · ~5–7 oktas

// Computed

CEILING2,300 ft AGL HIGHEST LAYER3,000 ft TOTAL COVERAGE~83% (mostly covered) FREEZING LEVEL15,176 ft VFR MARGIN-700 ft

// Sun & Moon · times in Z · bar = local day (UTC-5)

10:18ZSUNRISE

17:04ZSOLAR NOON

23:50ZSUNSET

00:15ZCIVIL END

CURRENT14:20Z DAYLIGHT REMAINING9h 29m VFR NIGHT BEGINS00:15Z (9h 55m) DAY LENGTH13h 31m

Waning Crescent

ILLUMINATION11% MOONRISE07:43Z MOONSET21:14Z FULL MOON IN18 days

// Nearest reporting stations

No nearby reporting stations found within 200 NM of MYSM.

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

AIRSPACE

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