Spirit of St Louis Airport

KSUS / SUS

St Louis, US

Last Updated
Mar 5, 07:09Z

Current Weather

Display Units
Fresh 12 min ago
07:09Z

☀️ Day
LIFR
Flight Rules
11°C
Temperature
Dewpoint: 10°C
7 kt
60°
9 SM
Visibility
300 ft
Ceiling
Above Ground Level
1014 hPa
QNH
Altimeter Setting

Raw METAR

SPECI KSUS 050709Z AUTO 06007KT 9SM -RA BKN003 BKN017 OVC080 11/10 A2993 RMK AO2 LTG DSNT S CIG 003V010 P0003 T01060100

Clouds - Visual Profile

12,000ft
9,000ft
6,000ft
3,000ft
Ground
Field Elev: 463 ft
BKN 300 ft AGL
BKN 1,700 ft AGL
OVC 8,000 ft AGL
☁️
BKN
Broken (5/8-7/8 sky coverage)
300 ft
AGL (Above Ground)
763 ft AMSL
☁️
BKN
Broken (5/8-7/8 sky coverage)
1,700 ft
AGL (Above Ground)
2,163 ft AMSL
☁️
OVC
Overcast (8/8 sky coverage)
8,000 ft
AGL (Above Ground)
8,463 ft AMSL
QNH
1014 hPa
Sea Level Pressure
For altitude above MSL
QFE
999 hPa
Field Pressure
Height above aerodrome (463 ft)
Pressure Alt
441 ft
QNE Reference
Standard: 1013 hPa
Density Altitude: 72 ft
ISA Deviation: -3.1°C

Forecast (TAF)

View Full TAF
Raw TAF
TAF KSUS 050520Z 0506/0606 VRB03KT 2SM TSRA BR OVC003CB FM050800 VRB03KT 2SM -SHRA BR OVC003 FM051200 31005KT 3/4SM BR OVC003 FM051400 29005KT 4SM BR BKN007 FM051800 28005KT P6SM SCT010 BKN020 FM060000 VRB03KT P6SM SCT025 BKN040
Upcoming Changes (Next 12 Hours)
07:20Z BASE
+0h
LIFR VRB 3 kt
Visibility: 2SM
Ceiling: 300 ft
Thunderstorm Rain, Mist
08:00Z FM050800
+1h
LIFR VRB 3 kt
Visibility: 2SM
Ceiling: 300 ft
Light Showers Rain, Mist
12:00Z FM051200
+5h
LIFR 310° 5 kt
Visibility: 3/4SM
Ceiling: 300 ft
Mist
14:00Z FM051400
+7h
IFR 290° 5 kt
Visibility: 4SM
Ceiling: 700 ft
Mist

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
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
SUS
08L ✈️
26R
08R ✈️
26L

Runway Information

Runway Length Width Surface Heading Wind Component
✈️ 08L/26R
Active: 08L
5,000 ft 75 ft ASP 78°
6.6 kt 2.4 kt
20° angle
✈️ 08R/26L
Active: 08R
7,485 ft 150 ft CON 78°
6.6 kt 2.4 kt
20° angle
🟢 Active Runway: Best headwind component for current conditions
⬆️ Headwind: Favorable wind component
↔️ Crosswind: ≤10kt Safe, 11-15kt Caution, >15kt Challenging

Weather Statistics - KSUS

4,694 observations | Sep 2025 - Mar 2026

Flight Rules Distribution

VFR
76.5%
MVFR
13.8%
IFR
7.4%
LIFR
2.2%

Spirit of St Louis Airport typically experiences VFR conditions 76.5% of the time, though instrument-rated pilots will find IFR weather present approximately 9.6% of observations. Prevailing winds are from the W averaging 7.3 knots. Calm conditions occur 32.5% of the time. Temperature extremes range from -23°C to 37°C, reflecting significant seasonal variation. The best months for VFR flying are February, September, January.

Wind Analysis

Prevailing Direction: W (270°)
Average Speed: 7.3 kt
Maximum Recorded: 28 kt
Calm Winds: 32.5%
Direction Distribution:
N
8%
NE
6.2%
E
10%
SE
4.2%
S
6.9%
SW
9.2%
W
14.4%
NW
8.6%

Temperature Range

Average: 7.4°C
Range: -23°C to 37°C
-23°C 37°C

Visibility

Average: 9 SM
Below 3 SM: 2.7%
Fog Frequency: 3.9%

Best Months for VFR

February September January

Runway Wind Analysis

Runway 08L/26R
Favorable wind: 100%
Avg crosswind: 4.1 kt
Runway 08R/26L
Favorable wind: 100%
Avg crosswind: 4.1 kt

Statistics computed from 4,694 METAR observations (Sep 2025 - Mar 2026). Data sourced from official aviation weather services. Updated daily.

Spirit of St Louis Airport - Airport Information

Airport Details

ICAO Code: KSUS
IATA Code: SUS
Type: medium airport
Status: active
Elevation: 463 ft MSL

Location

City: St Louis
Country: US
Latitude: 38.662102°
Longitude: -90.652000°
Time Zone: Etc/GMT+6

Runway Information

Runway 08L/26R
Length: 5,000 ft
Width: 75 ft
Surface: ASP
ILS: No
Runway 08R/26L
Length: 7,485 ft
Width: 150 ft
Surface: CON
ILS: No

About Spirit of St Louis Airport

Overview

Spirit of St Louis Airport serves the metropolitan St. Louis area as a medium-sized general aviation airport located in Missouri. Situated at 463 feet above mean sea level with coordinates 38.662102, -90.652000, the airport provides critical aviation infrastructure for regional and private aircraft operations.

Flying Conditions

Weather conditions at the airport demonstrate predominantly favorable flying environments, with VFR conditions present 74.7% of the time. Seasonal temperature variations are significant, ranging from -16°C to 37°C, with an average temperature of 9.4°C. Wind patterns are predominantly westerly at 270° with an average speed of 7.2 knots, and calm conditions occur 34.5% of the time.

Notable Features

The airport features two runways: 08L/26R (5000ft asphalt) and 08R/26L (7485ft concrete), offering flexibility for different aircraft types and operations. Both runways demonstrate 100% favorable wind alignment and consistent average crosswind conditions of 4 knots, providing reliable landing and takeoff options for pilots.

Approach Considerations

Visibility averages 8.9 statute miles, with limited reduced visibility scenarios (below 3SM occurring 2.6% of the time and fog present 5% of observations). September, January, and October represent the most consistent VFR months, offering optimal flying conditions for pilots planning operations at Spirit of St Louis Airport.

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.