St. Louis Lambert International Airport (KSTL) Aviation Weather, METAR, TAF & ATIS Alerts
Live aviation weather for St. Louis Lambert International Airport in St Louis, MO, including METAR, TAF, flight category, wind, visibility, ceiling, altimeter, runway crosswinds, and Telegram airport alerts.
St. Louis Lambert International Airport (KSTL) is one of the primary air-carrier airports serving St Louis, MO at 618 ft. KSTL reports its own METAR and publishes a TAF, and broadcasts digital ATIS (D-ATIS), decoded live on this page as flight category, wind, visibility, ceiling and altimeter. Its 8 runways (06, 11, 12L, 12R), longest 11,020 ft, are checked against the current wind in the crosswind table below. The official FAA airport diagram is at the bottom of the page. Track KSTL in the ATIS Alerts Telegram bot to get a message the moment the ATIS letter changes or the weather drops below your selected minimums.
Wind from the north (350°) at 7 kt, visibility 10+ statute miles, a few clouds at 12,000 ft, a few clouds at 25,000 ft, temperature 24°C (76°F), altimeter 29.98 inHg. Conditions are Visual Flight Rules (VFR).
METAR KSTL 130451Z COR 35007KT 10SM FEW120 FEW250 24/20 A2998 RMK AO2 SLP138 T02440200 $
What changed at KSTL?
Since the 0351Z (10:51 PM CDT) report, compared automatically against the latest METAR.
- Wind speed up from 0 to 7 kt.
- Pressure rising: altimeter 29.96 → 29.98 inHg.
This is exactly what ATIS Alerts watches for you: get a Telegram message when KSTL's ATIS or weather changes, free →
Current pilot readout for KSTL
KSTL is currently VFR with winds from 350° at 7 knots, visibility 10+ statute miles, and no ceiling reported. The strongest crosswind component is currently on runway 06, about 7 knots. Density altitude is approximately 1,800 ft (field elevation 618 ft). Review the latest TAF below for forecast changes before departure.
⚠️ Not for operational use. Always verify with official FAA-approved preflight weather sources before flight.
New to aviation weather? How to read a METAR → · What VFR/MVFR/IFR mean → · Decode any METAR/TAF → · Density altitude calculator →
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Nearby Pilot Hotel Deals
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D-ATIS
Digital Automatic Terminal Information Service, the live broadcast.
STL ATIS INFO U 0451Z. 35007KT 10SM CLR 24/20 A2998 (TWO NINER NINER EIGHT). VISUAL APCH RY 30R IN USE, DEPG RY 30L. NOTAMS... RWY 24 CLSD. TWY S CLSD BTN TWY, C AND TWY D . TWY D CLSD BTN TWY, C6 AND RWY 24 . TWY S CLSD BTN TWY, D AND RWY 30L . TWY Q CLSD BTN TWY, D AND RWY 30L . TWY F CLSD BTN, F4 AND RWY 30R. CHARLIE PAD SPOT 1 AND 2 CLOSED. L PAD CLSD. BIRD ADVISORIES IN EFFECT. USE CAUTION FOR PERSONNEL AND EQUIP ADJ TO RWYS AND TWYS. ...ADVS YOU HAVE INFO U.
Runway wind check
Estimated head/tailwind and crosswind for each runway end from the current reported wind.
Use this section to quickly compare current wind alignment across available runways at KSTL. This is intended as a planning aid only and should not replace official performance calculations or pilot judgment.
| Runway | Length | Surface | Head / Tail | Crosswind |
|---|---|---|---|---|
| 29FAV | 9,000 ft | CON | 5 kt head | 5 kt right |
| 30L | 11,020 ft | CON | 5 kt head | 5 kt right |
| 30R | 9,013 ft | CON | 5 kt head | 5 kt right |
| 06 | 7,603 ft | CON | 2 kt head | 7 kt left |
| 24 | 7,603 ft | CON | 2 kt tail | 7 kt right |
| 11 | 9,000 ft | CON | 5 kt tail | 5 kt left |
| 12L | 9,013 ft | CON | 5 kt tail | 5 kt left |
| 12R | 11,020 ft | CON | 5 kt tail | 5 kt left |
Open the crosswind calculator to try your own wind and runway numbers →
24-hour trend
Wind, ceiling and flight category over the last 24 hours.
Over the last 22 h: wind 3→7 kt, ceiling unlimited → unlimited.
KSTL weather radar
Live NEXRAD + lightning, with a 4-hour future-radar forecast. Drag to pan, tap ⚡ to toggle lightning.
Live weather radar around St. Louis Lambert International Airport in St Louis, MO: the NOAA/NWS NEXRAD composite updates about every five minutes, with NOAA lightning strike density overlaid. The loop plays the past 50 minutes, then continues into a future-radar forecast (+1 to +4 hours, NOAA HRRR model) so you can see where precipitation around KSTL is headed.
Radar: NOAA/NWS via IEM · Forecast: NOAA HRRR · Lightning: NOAA · Map © Stadia Maps © OpenMapTiles © OpenStreetMap
Forecast frames (amber label) are HRRR model guidance, not observed radar. Lightning strike density appears as a blue-white glow when strikes are detected in view. Radar and lightning coverage are limited in parts of Alaska, Hawaii, and offshore areas. Not for navigation.
Pilot reports (PIREPs) within 100 NM of KSTL
Reported by pilots in flight over the past 6 hours, via aviationweather.gov.
Show raw report
ENL UA /OV ENL/TM 0250/FL360/TP A320/TB LGT/RM /ZKCFDC CW
ENL UAHeader: reporting station and UA: a routine pilot report.OV ENLLocation: fix or navaid, optionally with a radial and distance in NM.TM 0250Reported at 02:50 UTC.FL360Altitude: 36,000 ft MSL.TP A320Aircraft type reporting.TB LGTTurbulence: light.RM /ZKCFDC CWRemarks.Show raw report
ARP UAL1394 3832N 09104W 0209 F340 274/043KT TB CONT LGT TURB OCNL MOD IC
ARP UAL1394 3832N 09104W 020…Header: reporting station and UA: a routine pilot report.Show raw report
STL UA /OV STL/TM 0204/FL320/TP A320/TB CONS LGT/RM /ZKCFDC CW
STL UAHeader: reporting station and UA: a routine pilot report.OV STLLocation: fix or navaid, optionally with a radial and distance in NM.TM 0204Reported at 02:04 UTC.FL320Altitude: 32,000 ft MSL.TP A320Aircraft type reporting.TB CONS LGTTurbulence: continuous light.RM /ZKCFDC CWRemarks.Show raw report
STL UA /OV STL325010/TM 0157/FL350/TP B738/TB MOD CHOP/RM /ZKCFDC CW
STL UAHeader: reporting station and UA: a routine pilot report.OV STL325010Location: fix or navaid, optionally with a radial and distance in NM.TM 0157Reported at 01:57 UTC.FL350Altitude: 35,000 ft MSL.TP B738Aircraft type reporting.TB MOD CHOPTurbulence: moderate chop.RM /ZKCFDC CWRemarks.Show raw report
DEC UA /OV AXC/TM 0143/FL340/TP E170/TB CONS LGT CHOP/RM /ZKCFDC CW
DEC UAHeader: reporting station and UA: a routine pilot report.OV AXCLocation: fix or navaid, optionally with a radial and distance in NM.TM 0143Reported at 01:43 UTC.FL340Altitude: 34,000 ft MSL.TP E170Aircraft type reporting.TB CONS LGT CHOPTurbulence: continuous light chop.RM /ZKCFDC CWRemarks.Show raw report
SPI UA /OV SPI/TM 0111/FL380/TP B737/TB NEG/RM /ZKCFDC CW
SPI UAHeader: reporting station and UA: a routine pilot report.OV SPILocation: fix or navaid, optionally with a radial and distance in NM.TM 0111Reported at 01:11 UTC.FL380Altitude: 38,000 ft MSL.TP B737Aircraft type reporting.TB NEGTurbulence: none reported.RM /ZKCFDC CWRemarks.⚠️ PIREPs are unverified pilot reports. Not for operational use: conditions change between reports.
Recent aviation weather trends at KSTL
From ATIS Alerts' hourly weather history.
Over the past 24 hours, KSTL reported mostly VFR across 23 observations, with 0 flight-category changes. The lowest ceiling was 6,000 ft. Wind most often came from the SW.
Most recent change: MVFR → VFR
- 24
- 34%
- 11/12L/12R
- 27%
- 29/30L/30R
- 20%
- 06
- 19%
TAF | Terminal Aerodrome Forecast
Issued 0520Z (12:20 AM CDT)
TAF KSTL 130520Z 1306/1412 34004KT P6SM SCT250
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Nearby TFRs
Active FAA TFRs near KSTL
FAA TFR data shows an active temporary flight restriction near KSTL.
View all active US TFRs → · Official FAA TFR ↗
Verify with official FAA TFR sources before flight.
Airport facts
Reference data from the OurAirports dataset.
- Type
- Large airport
- ICAO
- KSTL
- IATA
- STL
- FAA LID
- STL
- City
- St Louis
- State
- Missouri
- Country
- United States
- Elevation
- 618 ft
- Coordinates
- 38.7487, -90.3700
- Runways
- 8
- Longest runway
- 11,020 ft
- Weather reporting
- METAR · D-ATIS
- TAF
- Published
- ATIS
- 125.025 MHz
- Time zone
- America/Chicago
- Next sunset
- 18h 23m
Run a flight school, FBO, or club here? Embed KSTL's live status on your website, free →
Nearby airports
Compare nearby METAR/TAF stations within 25, 50 and 100 NM before departure or arrival.
Within 25 NM
8 airports+2 more within 25 NM
25–50 NM
8 airports+2 more within 50 NM
50–100 NM
8 airports+2 more within 100 NM
RC flying fields nearby
AMA model-aircraft club fields around this airport: live wind, crosswind & flyability on each page.
- Phantom Flyers RC Club 1 , Saint Charles, MO · 7 mi
- Spirits of St. Louis RC Flying Club - Amrein Road , Saint Charles, MO · 12 mi
- Spirits Of St Louis RC Flying Club Inc 1 , Saint Charles, MO · 16 mi
Historical Flying Weather at KSTL
2006–2025 · ATIS Alerts Flying Weather Index
Based on historical observations from 2006–2025, KSTL reported VFR conditions during about 83.1% of valid daylight observations, with an estimated 280 VFR flying days a year. June had the most VFR weather; December had the most instrument conditions. Surface winds averaged 7.4 kt, calm 9.7% of the time.
Full historical breakdown
Flight category by month
| Month | VFR % | MVFR % | IFR % | LIFR % |
|---|---|---|---|---|
| Jan | 68.8 | 18.6 | 7.7 | 4.9 |
| Feb | 74.9 | 15.9 | 6.4 | 2.7 |
| Mar | 78.2 | 15.0 | 5.3 | 1.5 |
| Apr | 85.5 | 10.2 | 3.5 | 0.9 |
| May | 86.8 | 9.3 | 3.1 | 0.7 |
| Jun | 93.2 | 5.2 | 1.3 | 0.3 |
| Jul | 93.0 | 4.7 | 1.7 | 0.5 |
| Aug | 92.5 | 5.5 | 1.6 | 0.4 |
| Sep | 90.4 | 6.7 | 2.3 | 0.6 |
| Oct | 85.2 | 9.1 | 4.8 | 0.9 |
| Nov | 80.3 | 12.7 | 5.1 | 2.0 |
| Dec | 67.9 | 21.3 | 7.5 | 3.3 |
Average wind by month
| Month | Mean wind (kt) |
|---|---|
| Jan | 8.3 kt |
| Feb | 8.3 kt |
| Mar | 8.8 kt |
| Apr | 8.8 kt |
| May | 7.4 kt |
| Jun | 6.8 kt |
| Jul | 6.2 kt |
| Aug | 6.0 kt |
| Sep | 5.8 kt |
| Oct | 7.1 kt |
| Nov | 7.5 kt |
| Dec | 7.9 kt |
Historical summary of past observations: not a forecast or safety rating. Always check the current METAR, TAF, and a weather briefing before flight.
KSTL airport diagram
Official FAA taxiway and runway layout. Tap to zoom.
The FAA airport diagram for St. Louis Lambert International Airport in St Louis, MO shows the runway and taxiway layout across 8 runways, ramp areas, and hold-short positions. Review it before taxiing at an unfamiliar field.
Official FAA airport diagram · d-TPP cycle 2610 · Not for navigation. Download the official FAA PDF ↗
KSTL weather: frequently asked
What runways are available at KSTL?+
KSTL has 8 runways: 06, 11, 12L, 12R, 24, 29, 30L, 30R; the longest is 11,020 ft. This page computes the live crosswind for each runway end from the current wind.
Does KSTL report its own weather?+
Yes. St. Louis Lambert International Airport has its own weather station and publishes METAR observations, which this page decodes live.
Does KSTL have a TAF?+
Yes. The TAF is shown on this page below the current conditions.
Does KSTL broadcast D-ATIS?+
Yes. KSTL publishes digital ATIS, and the live broadcast text with its current information letter is shown on this page. The ATIS Alerts bot (@atisalerts_bot) can message you the moment the letter changes.
Where can I find the KSTL airport diagram?+
The official FAA airport diagram for St. Louis Lambert International Airport (KSTL) is shown on this page. It maps the runway and taxiway layout, ramps, and hold-short lines. Tap it to zoom, or download the official FAA PDF free from the link under the diagram (updated every 28-day FAA charting cycle).
Pilot PIREPs for St. Louis Lambert International Airport (KSTL)
Community-submittedCommunity-submitted airport notes from pilots about runway conditions, wildlife, FBOs, fuel, turbulence, ramp access, and local tips.
Read recent community-submitted pilot notes for St. Louis Lambert International Airport, including runway conditions, wildlife activity, FBO/fuel notes, turbulence, ramp access, and local airport tips.
⚠️ Pilot PIREPs on ATIS Alerts are community-submitted airport notes for situational awareness only. They are not official FAA PIREPs, NOTAMs, weather briefings, airport advisories, or flight-planning guidance. Always verify with official FAA/NWS sources, airport management, ATC, and current publications.
No Pilot PIREPs have been submitted for KSTL yet. Recently flew here? Help the next pilot by leaving a quick airport note.
Pilot PIREPs are community pilot notes for situational awareness only, not official FAA PIREPs or advisories. Verify with official sources. Notes are moderated before they appear; helpful marks and reports help us keep them useful.
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⚠️ Not for operational use. Always verify with official FAA-approved preflight weather sources before flight.
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