San Salvador Airport

MYSM / ZSA

San Salvador, BS

Last Updated
Mar 4, 09:13Z

Current Weather

Display Units
Fresh 13 min ago
09:13Z

☀️ Day
MVFR
Flight Rules
24°C
Temperature
Dewpoint: 22°C
10 kt
100°
10+ km
Visibility
1,500 ft
Ceiling
Above Ground Level
--
QNH
Altimeter Setting

Raw METAR

SPECI MYSM 040913Z AUTO 10010KT 9999 -SHRA BKN015/// 24/22 A3011

Clouds - Visual Profile

12,000ft
9,000ft
6,000ft
3,000ft
Ground
Field Elev: 24 ft
BKN 1,500 ft AGL
☁️
BKN
Broken (5/8-7/8 sky coverage)
1,500 ft
AGL (Above Ground)
1,524 ft AMSL

24-Hour Weather Evolution

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Data Sources
  • • Current conditions from METAR observations
  • • Historical data from past 24 hours
  • • No forecast or predicted data included
  • • Data updated with each new METAR report
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Note: Future values beyond current TAF validity are estimates based on climatological data and trends. Always verify with current forecasts before flight operations.

Airport Runway Layout

N
YSM
10 ✈️
28

Runway Information

Runway Length Width Surface Heading Wind Component
✈️ 10/28
Active: 10
8,000 ft 150 ft ASP 95°
10.0 kt 0.0 kt
0° angle
🟢 Active Runway: Best headwind component for current conditions
⬆️ Headwind: Favorable wind component
↔️ Crosswind: ≤10kt Safe, 11-15kt Caution, >15kt Challenging

Weather Statistics - MYSM

4,489 observations | Sep 2025 - Mar 2026

Flight Rules Distribution

VFR
80.2%
MVFR
14.7%
IFR
4.3%
LIFR
0.9%

San Salvador Airport enjoys predominantly VFR conditions, with visual flight rules prevailing 80.2% of the time. Prevailing winds are from the E averaging 8.2 knots. Temperatures typically range between 15°C and 33°C with an average of 24.7°C. The best months for VFR flying are February, November, October.

Wind Analysis

Prevailing Direction: E (90°)
Average Speed: 8.2 kt
Maximum Recorded: 23 kt
Calm Winds: 1.9%
Direction Distribution:
N
6.1%
NE
14.5%
E
37.5%
SE
14.9%
S
6.4%
SW
3.9%
W
6.9%
NW
8%

Temperature Range

Average: 24.7°C
Range: 15°C to 33°C
15°C 33°C

Visibility

Average: 10 SM
Below 3 SM: 0%
Fog Frequency: 0%

Best Months for VFR

February November October

Runway Wind Analysis

Runway 10/28
Favorable wind: 100%
Avg crosswind: 4.2 kt

Statistics computed from 4,489 METAR observations (Sep 2025 - Mar 2026). Data sourced from official aviation weather services. Updated daily.

San Salvador Airport - Airport Information

Airport Details

ICAO Code: MYSM
IATA Code: ZSA
Type: medium airport
Status: active
Elevation: 24 ft MSL

Location

City: San Salvador
Country: BS
Latitude: 24.063299°
Longitude: -74.524002°
Time Zone: Etc/GMT+5

Runway Information

Runway 10/28
Length: 8,000 ft
Width: 150 ft
Surface: ASP
ILS: No

About San Salvador Airport

Overview

San Salvador Airport (MYSM) is a medium-sized airport located at coordinates 24.063299, -74.524002, situated at 24 feet above mean sea level. The airport serves the San Salvador region with a single runway (10/28) measuring 8,000 feet long and constructed with asphalt surface.

Flying Conditions

The airport experiences predominantly VFR conditions 80.2% of the time, with occasional MVFR conditions at 14%. Temperatures range from 15°C to 33°C, with an average of 25.9°C. Wind conditions are consistently from the east at 90 degrees, averaging 7.6 knots with maximum gusts up to 23 knots, and calm periods occurring 2.5% of the time.

Notable Features

The airport's low elevation of 24 feet MSL indicates a flat terrain environment with minimal terrain-related challenges. Wind patterns are remarkably consistent, with 100% favorable wind conditions for runway 10/28. Average crosswind components are relatively mild at 3.9 knots, suggesting generally stable approach conditions.

Approach Considerations

Optimal VFR flying conditions are most prevalent during October, November, and September. The consistent easterly winds favor runway 10/28, providing predictable approach and departure scenarios. With an average visibility of 10 statute miles and zero reported fog incidents, pilots can expect generally clear approach conditions.

Data Sources & Accuracy: Airport information sourced from OurAirports.com, a collaborative database of worldwide airport data. Weather data from official aviation weather services including NOAA Aviation Weather Center and international METAR/TAF providers. Information is updated regularly but pilots should always verify current conditions and NOTAMs through official channels before flight operations.

Official Data Sources

Weather NOAA Aviation Weather Center • International METAR/TAF Network
Airports OurAirports.com • Public domain airport database
NOTAMs FAA NOTAM System • ICAO NOTAM Distribution
Last updated: Jan 1, 1970 12:00 AM UTC

Disclaimer: Data is provided for informational purposes only. Pilots must verify all information through official sources before flight operations. Weather conditions change rapidly; always obtain a current briefing from approved weather services.