Hévíz–Balaton Airport

LHSM / SOB

Sármellék, HU

Last Updated
Apr 18, 07:15Z

Current Weather

Display Units
Fresh 26 min ago
07:15Z

☀️ Day
VFR
Flight Rules
15°C
Temperature
Dewpoint: 6°C
6 kt
360°
--
Visibility
Ceiling
Unlimited
1021 hPa
QNH
Altimeter Setting

Raw METAR

METAR LHSM 180715Z AUTO 36006KT 320V050 CAVOK 15/06 Q1021 NOSIG

Weather Briefing

VFR

Hévíz–Balaton Airport is currently reporting visual flight rules (VFR) conditions with clear skies.

Wind Analysis

Winds are from the north (360°) at 6 knots. Runway 35 is favored with a 6-knot headwind and 1-knot crosswind component.

Visibility & Ceiling

Skies are clear with unlimited ceiling.

Temperature & Moisture

Temperature is 15°C (59°F) with a dewpoint of 6°C, indicating moderate moisture conditions.

Forecast Outlook

The TAF forecast covers the next 9 hours. Conditions are expected to remain VFR throughout the forecast period.

Pilot Recommendations

Conditions are favorable for visual flight.

This briefing is generated from real-time METAR and TAF data. Always verify with official sources before flight.

QNH
1021 hPa
Sea Level Pressure
For altitude above MSL
QFE
1007 hPa
Field Pressure
Height above aerodrome (408 ft)
Pressure Alt
176 ft
QNE Reference
Standard: 1013 hPa
Density Altitude: 274 ft
ISA Deviation: +0.8°C

Forecast (TAF)

View Full TAF
Raw TAF
TAF LHSM 180515Z 1806/1815 34006KT CAVOK BECMG 1806/1809 01011KT
Upcoming Changes (Next 12 Hours)
07:41Z BASE
+0h
VFR 340° 6 kt
Visibility: >10km

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
HSM
16
34 ✈️
17R
35L ✈️

Runway Information

Runway Length Width Surface Heading Wind Component
✈️ 16/34
Active: 34
8,202 ft 197 ft CON 165°
5.6 kt 2.1 kt
20° angle
✈️ 17R/35L
Active: 35L
3,100 ft 212 ft GRS 167°
5.9 kt 1.0 kt
10° angle
🟢 Active Runway: Best headwind component for current conditions
⬆️ Headwind: Favorable wind component
↔️ Crosswind: ≤10kt Safe, 11-15kt Caution, >15kt Challenging

Weather Statistics - LHSM

9,739 observations | Sep 2025 - Apr 2026

Flight Rules Distribution

VFR
64.2%
MVFR
11.5%
IFR
8.6%
LIFR
15.7%

Hévíz–Balaton Airport typically experiences VFR conditions 64.2% of the time, though instrument-rated pilots will find IFR weather present approximately 24.3% of observations. Prevailing winds are from the N averaging 7.1 knots, with gusts recorded up to 32 knots. Temperature extremes range from -17°C to 29°C, reflecting significant seasonal variation. Fog is a notable factor, occurring in approximately 14% of observations, with visibility below 3 SM in 0% of reports. The best months for VFR flying are April, October, March.

Wind Analysis

Prevailing Direction: N (0°)
Average Speed: 7.1 kt
Maximum Recorded: 32 kt
Calm Winds: 8.4%
Direction Distribution:
N
26.3%
NE
5%
E
16%
SE
8.1%
S
13.1%
SW
2.6%
W
4.5%
NW
16%

Temperature Range

Average: 6.7°C
Range: -17°C to 29°C
-17°C 29°C

Visibility

Average: 10 SM
Below 3 SM: 0%
Fog Frequency: 14%

Best Months for VFR

April October March

Runway Wind Analysis

Runway 16/34
Favorable wind: 100%
Avg crosswind: 3.1 kt
Runway 17R/35L
Favorable wind: 100%
Avg crosswind: 2.9 kt

Statistics computed from 9,739 METAR observations (Sep 2025 - Apr 2026). Data sourced from official aviation weather services. Updated daily.

Hévíz–Balaton Airport - Airport Information

Airport Details

ICAO Code: LHSM
IATA Code: SOB
Type: medium airport
Status: active
Elevation: 408 ft MSL

Location

City: Sármellék
Country: HU
Latitude: 46.686391°
Longitude: 17.159084°
Time Zone: Europe/Brussels

Runway Information

Runway 16/34
Length: 8,202 ft
Width: 197 ft
Surface: CON
ILS: No
Runway 17R/35L
Length: 3,100 ft
Width: 212 ft
Surface: GRS
ILS: No

About Hévíz–Balaton Airport

Overview

Hévíz–Balaton Airport serves the Lake Balaton region in western Hungary, situated near the town of Sármellék. As a medium-sized airport at 408 feet above mean sea level, it provides critical aviation infrastructure for the southwestern part of the country. The airport features two runways that support various aircraft operations in this scenic region.

Flying Conditions

Weather conditions at Hévíz–Balaton Airport demonstrate significant variability, with Visual Flight Rules (VFR) prevailing 58.1% of the time. Pilots should be prepared for potential Instrument Meteorological Conditions, as IFR and LIFR conditions combine for 30.4% of observations. The temperature range spans from -17°C to 29°C, with an average of 6.5°C, indicating potential seasonal temperature challenges.

Notable Features

The airport offers two distinct runways: a concrete runway 16/34 measuring 8,202 feet, and a grass runway 17R/35L extending 3,100 feet. Wind patterns are predominantly northerly at 0 degrees, with an average speed of 6.4 knots and occasional gusts up to 23 knots. Calm wind conditions occur 10.4% of the time, providing relatively stable wind environments for most operations.

Approach Considerations

Both runways demonstrate 100% favorable wind alignment, with an average crosswind of just 2.6 knots. September, October, and November represent the most consistent VFR months for operations. Visibility averages 10 statute miles, with minimal occurrences of restricted visibility, though fog is present in 16.7% of observations. Pilots should maintain awareness of seasonal weather variations when planning approaches.

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.