Greenville Spartanburg International Airport

KGSP / GSP

Greer, US

Last Updated
Apr 21, 18:53Z

Current Weather

Display Units
Recent 39 min ago
18:53Z

🌙 Night
VFR
Flight Rules
20°C
Temperature
Dewpoint: 2°C
5 kt
Variable
10 SM
Visibility
Ceiling
Unlimited
1027 hPa
QNH
Altimeter Setting

Raw METAR

METAR KGSP 211853Z VRB05KT 10SM CLR 20/02 A3033 RMK AO2 SLP265 T02000017

Weather Briefing

VFR

Greenville Spartanburg International Airport is currently reporting visual flight rules (VFR) conditions with clear skies and 10 SM visibility.

Wind Analysis

Winds are from the variable directions at 5 knots.

Visibility & Ceiling

Visibility is 10 SM. Skies are clear with unlimited ceiling.

Temperature & Moisture

Temperature is 20°C (68°F) with a dewpoint of 2°C, indicating very dry conditions.

Forecast Outlook

The TAF forecast covers the next 24 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
1027 hPa
Sea Level Pressure
For altitude above MSL
QFE
995 hPa
Field Pressure
Height above aerodrome (964 ft)
Pressure Alt
552 ft
QNE Reference
Standard: 1013 hPa
Density Altitude: 1,383 ft
ISA Deviation: +6.9°C

Forecast (TAF)

View Full TAF
Raw TAF
TAF KGSP 211730Z 2118/2218 18006KT P6SM FEW250 FM220300 23004KT P6SM FEW250 FM221400 24009KT P6SM SKC
Upcoming Changes (Next 12 Hours)
19:31Z BASE
+0h
VFR 180° 6 kt
Visibility: >6SM
03:00Z FM220300
+8h
VFR 230° 4 kt
Visibility: >6SM

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
Chart Features
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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
GSP
04
22

Runway Information

Runway Length Width Surface Heading Wind Component
04/22 11,000 ft 150 ft PEM 32° No wind data
🟢 Active Runway: Best headwind component for current conditions
⬆️ Headwind: Favorable wind component
↔️ Crosswind: ≤10kt Safe, 11-15kt Caution, >15kt Challenging

Weather Statistics - KGSP

5,803 observations | Sep 2025 - Apr 2026

Flight Rules Distribution

VFR
78.4%
MVFR
9.8%
IFR
6.4%
LIFR
5.4%

Greenville Spartanburg International Airport typically experiences VFR conditions 78.4% of the time, though instrument-rated pilots will find IFR weather present approximately 11.8% of observations. Prevailing winds are from the SW averaging 6.9 knots. Calm conditions occur 19.4% of the time. Temperature extremes range from -11°C to 32°C, reflecting significant seasonal variation. The best months for VFR flying are April, October, November.

Wind Analysis

Prevailing Direction: SW (225°)
Average Speed: 6.9 kt
Maximum Recorded: 22 kt
Calm Winds: 19.4%
Direction Distribution:
N
13.6%
NE
15.9%
E
4.2%
SE
2.4%
S
9.8%
SW
24.1%
W
7.7%
NW
2.9%

Temperature Range

Average: 11.7°C
Range: -11°C to 32°C
-11°C 32°C

Visibility

Average: 9.4 SM
Below 3 SM: 2.2%
Fog Frequency: 2.4%

Best Months for VFR

April October November

Runway Wind Analysis

Runway 04/22
Favorable wind: 100%
Avg crosswind: 2.6 kt

Statistics computed from 5,803 METAR observations (Sep 2025 - Apr 2026). Data sourced from official aviation weather services. Updated daily.

Greenville Spartanburg International Airport - Airport Information

Airport Details

ICAO Code: KGSP
IATA Code: GSP
Type: medium airport
Status: active
Elevation: 964 ft MSL

Location

City: Greer
Country: US
Latitude: 34.895699°
Longitude: -82.218903°
Time Zone: Etc/GMT+5

Runway Information

Runway 04/22
Length: 11,000 ft
Width: 150 ft
Surface: PEM
ILS: No

About Greenville Spartanburg International Airport

Overview

Greenville Spartanburg International Airport serves the metropolitan areas of Greenville and Spartanburg in South Carolina, located in Greer. As a medium-sized international airport situated at 964 feet mean sea level, the airport provides critical aviation infrastructure for commercial and general aviation operations in the Upstate region.

Flying Conditions

Pilots can expect predominantly VFR conditions 79% of the time, with only 12% of observations involving marginal or instrument flight rules. The airport experiences prevailing southwest winds at an average of 6.5 knots, with seasonal temperatures ranging from -9°C to 32°C. October, November, and September offer the most consistent and favorable flying conditions.

Notable Features

The airport features a substantial 11,000-foot runway (04/22) with a precision approach pavement surface. Its southwest wind pattern means aircraft can utilize runway 04/22 with nearly 100% wind favorability and minimal average crosswind of just 2.4 knots. Visibility averages 9.5 statute miles, with only 1.8% of observations showing restricted visibility.

Approach Considerations

Runway 04/22 provides excellent wind alignment, making it the primary approach option for most aircraft. Pilots should anticipate potential fog in approximately 3.4% of observations, particularly during seasonal transitions. The consistent wind patterns and long runway provide reliable approach and landing conditions across most weather scenarios.

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.