Grenchen Airfield

LSZG

Grenchen, CH

Last Updated
Apr 18, 07:20Z

Current Weather

Display Units
Fresh 24 min ago
07:20Z

☀️ Day
VFR
Flight Rules
10°C
Temperature
Dewpoint: 10°C
0 kt
--
Visibility
Ceiling
Unlimited
--
QNH
Altimeter Setting

Raw METAR

METAR LSZG 180720Z 00000KT CAVOK 10/10 Q1021

Weather Briefing

VFR

Grenchen Airfield is currently reporting visual flight rules (VFR) conditions with clear skies.

Wind Analysis

Winds are calm, presenting no crosswind concerns for any runway.

Visibility & Ceiling

Skies are clear with unlimited ceiling.

Temperature & Moisture

Temperature is 10°C (50°F) with a dewpoint of 10°C. The temperature-dewpoint spread is very narrow, indicating saturated or near-saturated air. Fog formation or low cloud development is likely.

Forecast Outlook

The TAF forecast covers the next 9 hours. The forecast shows a transition between VFR and IFR conditions. Pilots should monitor the forecast closely and have an alternate airport plan. Expected weather includes: Patches Fog.

Pilot Recommendations

Conditions are favorable for visual flight. The narrow temperature-dewpoint spread creates risk of fog formation, particularly during evening and early morning hours. The forecast indicates conditions may deteriorate. Ensure you have fuel reserves and a viable alternate airport.

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

Forecast (TAF)

View Full TAF
Raw TAF
TAF LSZG 180525Z 1806/1815 VRB02KT 3000 BCFG NSC BECMG 1806/1807 CAVOK BECMG 1810/1812 9999 FEW050
Upcoming Changes (Next 12 Hours)
07:43Z BASE
+0h
IFR VRB 2 kt
Visibility: 3 km
Patches Fog
10:00Z BECMG
+3h
VFR
Visibility: 10+ km

24-Hour Weather Evolution

Loading weather data...
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
SZG
06L
24R
06
24
06R
24L
07
25

Runway Information

Runway Length Width Surface Heading Wind Component
06/24 3,281 ft 75 ft ASP 64°
0.0 kt 0.0 kt
64° angle
06L/24R 1,640 ft 98 ft GRS 66°
0.0 kt 0.0 kt
66° angle
06R/24L 2,297 ft 66 ft GRS 70°
0.0 kt 0.0 kt
70° angle
07/25 0 ft 0 ft UNK
0.0 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 - LSZG

9,768 observations | Sep 2025 - Apr 2026

Flight Rules Distribution

VFR
52.7%
MVFR
20.1%
IFR
11%
LIFR
16.2%

Grenchen Airfield is frequently affected by reduced visibility conditions, with VFR weather only 52.7% of the time and IFR/LIFR conditions occurring in 27.2% of observations. Prevailing winds are from the SW averaging 5.8 knots. Calm conditions occur 14.6% of the time. Temperature extremes range from -12°C to 27°C, reflecting significant seasonal variation. Fog is a notable factor, occurring in approximately 13.3% of observations, with visibility below 3 SM in 0% of reports. The best months for VFR flying are April, March, September.

Wind Analysis

Prevailing Direction: SW (225°)
Average Speed: 5.8 kt
Maximum Recorded: 29 kt
Calm Winds: 14.6%
Direction Distribution:
N
2.5%
NE
19.2%
E
18.8%
SE
1.4%
S
2.5%
SW
24.8%
W
15%
NW
1.3%

Temperature Range

Average: 6.1°C
Range: -12°C to 27°C
-12°C 27°C

Visibility

Average: 10 SM
Below 3 SM: 0%
Fog Frequency: 13.3%

Best Months for VFR

April March September

Runway Wind Analysis

Runway 06/24
Favorable wind: 100%
Avg crosswind: 1.4 kt
Runway 06L/24R
Favorable wind: 100%
Avg crosswind: 1.4 kt
Runway 06R/24L
Favorable wind: 100%
Avg crosswind: 1.4 kt
Runway 07/25
Favorable wind: 100%
Avg crosswind: 1.5 kt

Statistics computed from 9,768 METAR observations (Sep 2025 - Apr 2026). Data sourced from official aviation weather services. Updated daily.

Grenchen Airfield - Airport Information

Airport Details

ICAO Code: LSZG
Type: medium airport
Status: active
Elevation: 1,411 ft MSL

Location

City: Grenchen
Country: CH
Latitude: 47.181599°
Longitude: 7.417190°
Time Zone: Europe/Brussels

Runway Information

Runway 06/24
Length: 3,281 ft
Width: 75 ft
Surface: ASP
ILS: No
Runway 06L/24R
Length: 1,640 ft
Width: 98 ft
Surface: GRS
ILS: No
Runway 06R/24L
Length: 2,297 ft
Width: 66 ft
Surface: GRS
ILS: No
Runway 07/25
Length: 0 ft
Width: 0 ft
Surface: UNK
ILS: No

About Grenchen Airfield

Overview

Grenchen Airfield is a medium-sized airport located in Switzerland, positioned at an elevation of 1,411 feet MSL near the coordinates 47.181599, 7.417190. The airport features multiple runways, including paved and grass surfaces, serving regional aviation needs in the Grenchen area.

Flying Conditions

Weather conditions at Grenchen demonstrate significant variability, with Visual Flight Rules (VFR) prevailing 45.2% of the time. Meteorological data indicates a wide temperature range from -12°C to 27°C, with an average of 5.9°C. Pilots can expect predominantly southwestern winds averaging 5.8 knots, with September through November offering the most favorable VFR conditions.

Notable Features

The airport offers three primary runways: a 3,281-foot asphalted runway (06/24), and two grass runways at 1,640 feet (06L/24R) and 2,297 feet (06R/24L). Fog is present 16.5% of the time, which can impact visibility, though the average visibility remains strong at 10 statute miles. Wind conditions are generally consistent, with calm periods occurring 16.1% of the time.

Approach Considerations

All runways demonstrate 100% favorable wind alignment, with minimal average crosswind components ranging from 1.4 to 1.5 knots. The southwestern prevailing wind at 225 degrees provides predictable approach conditions, with maximum recorded wind speeds of 27 knots. Pilots should be prepared for potential reduced visibility during fog events, particularly during months with less favorable VFR 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.