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.

VFR

Observed 0151Z (8:51 PM CDT)live · refreshes every 60s

Wind

030° 7 kt

Visibility

10+ sm

Ceiling

25,000 ft

Altimeter

29.86"

Temp / Dew

28°C / 83°F

dew 23°C

Wind from the north-northeast (030°) at 7 kt, visibility 10+ statute miles, scattered clouds at 20,000 ft, broken clouds at 25,000 ft, temperature 28°C (83°F), altimeter 29.86 inHg. Conditions are Visual Flight Rules (VFR), ceiling 25,000 ft.

Raw METAR

METAR KSTL 290151Z COR 03007KT 10SM SCT200 BKN250 28/23 A2986 RMK AO2 SLP097 T02830233 $

What changed at KSTL?

Since the 0051Z (7:51 PM CDT) report — compared automatically against the latest METAR.

No significant changes since the 0051Z report — conditions are holding steady.

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Current pilot readout for KSTL

KSTL is currently VFR with winds from 030° at 7 knots, visibility 10+ statute miles, and a 25,000 ft ceiling. The strongest crosswind component is currently on runway 11, about 7 knots. Density altitude is approximately 2,450 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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D-ATIS

Digital Automatic Terminal Information Service — the live broadcast.

Combined ATIS — Information Tango (0151Z / 8:51 PM CDT)

STL ATIS INFO T 0151Z. 03007KT 10SM SCT200 BKN250 28/23 A2986 (TWO NINER EIGHT SIX). VISUAL APCH RY 30R IN USE, DEPG RY 30L, 29. NOTAMS... RWY 24 CLSD. TWY S CLSD BTN TWY, D AND TWY E . TWY S CLSD BTN TWY, C AND TWY D . TWY V CLSD BTN TWY, V1 AND RWY 30L . TWY S CLSD BTN TWY, D AND RWY 30L . TWY Q CLSD BTN TWY, D AND RWY 30L . TWY D BTN TWY C7 AND RWY 24 RESTRICTED WINGSPAN 118 FEET OR LESSTWY C BTN TWY C7 AND RWY 24 RESTRICTED WINGSPAN 118 FEET OR LESSTWY D CLSD BTN RWY 24 AND TWY P. C PAD CLSD. BIRD ADVISORIES IN EFFECT. USE CAUTION FOR PERSONNEL AND EQUIP ADJ TO RWYS AND TWYS. ...ADVS YOU HAVE INFO T.

See all US D-ATIS airports →

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
06FAV	7,603 ft	CON	6 kt head	4 kt left
11	9,000 ft	CON	0 kt head	7 kt left
12L	9,013 ft	CON	0 kt head	7 kt left
12R	11,020 ft	CON	0 kt head	7 kt left
29	9,000 ft	CON	0 kt head	7 kt right
30L	11,020 ft	CON	0 kt head	7 kt right
30R	9,013 ft	CON	0 kt head	7 kt right
24	7,603 ft	CON	6 kt tail	4 kt right

Open the crosswind calculator — try your own wind and runway numbers →

24-hour trend

Wind, ceiling and flight category over the last 24 hours.

Wind (kt)Gusts (kt)Bottom strip — flight category:VFRMVFRIFRLIFRNo report

Over the last 23 h: wind 9→7 kt, ceiling unlimited → 25,000 ft.

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.

Loading…

Loading radar…

Radar: NOAA/NWS via IEM · Forecast: NOAA HRRR · Lightning: NOAA · Map © OpenStreetMap © CARTO

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.

PIREP2223Z (5:23 PM CDT) · 32 NM SW of KSTL · 2,500 ft MSL · P28A

Show raw report

FYG UA /OV FTZ166015 /TM 2223 /FL025 /TP P28A /SK OVC030 /WX FV10SM /TB NEG

FYG UAHeader — reporting station and UA: a routine pilot report.

OV FTZ166015Location — fix or navaid, optionally with a radial and distance in NM.

TM 2223Reported at 22:23 UTC.

FL025Altitude: 2,500 ft MSL.

TP P28AAircraft type reporting.

SK OVC030Sky condition — cloud bases and tops in hundreds of feet MSL.

WX FV10SMWeather and flight visibility observed.

TB NEGTurbulence: none reported.

PIREP2025Z (3:25 PM CDT) · 96 NM NE of KSTL · during climb · C700

Show raw report

CMI UA /OV DEC/TM 2025/FL025/TP C700/SK OVC025 TOP027/RM DURC

CMI UAHeader — reporting station and UA: a routine pilot report.

OV DECLocation — fix or navaid, optionally with a radial and distance in NM.

TM 2025Reported at 20:25 UTC.

FL025Altitude: 2,500 ft MSL.

TP C700Aircraft type reporting.

SK OVC025 TOP027Sky condition — cloud bases and tops in hundreds of feet MSL.

RM DURCRemarks.

⚠️ 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 24 observations, with 0 flight-category changes. The lowest ceiling was 4,900 ft. Wind most often came from the NW.

Last 24 hours

VFR 100%

Wind avg/max: 7/11 kt

Max gust: —

Lowest ceiling: 4,900 ft

Lowest vis: —

Prevailing wind: NW

Category changes: 0

Last 7 days

VFR 95%MVFR 4%IFR 1%

Wind avg/max: 6/16 kt

Max gust: 26 kt

Lowest ceiling: 800 ft

Lowest vis: 2 sm

Prevailing wind: E

Category changes: 7

Most recent change: MVFR → VFR

Active Runway - past 30 days

24: 39%
06: 31%
29/30L/30R: 16%
11/12L/12R: 14%

TAF — Terminal Aerodrome Forecast

Issued 2320Z (6:20 PM CDT)

TAF KSTL 282320Z 2900/3006 01006KT P6SM SCT250 FM290300 05006KT P6SM SKC

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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: 23h 9m

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.

VFRMVFRIFRLIFRNo report

Within 25 NM

8 airports

KSETSt Charles County Regional Airport/Smartt FieldSt Charles, MO11 nm NVFR METAR KSUSSpirit of St Louis AirportSt Louis, MO14 nm WVFR METAR · TAF KCPSSt Louis Downtown AirportCahokia/St Louis, IL15 nm SEVFR METAR · TAF KALNSt Louis Regional AirportAlton/St Louis, IL17 nm NEVFR METAR K1H0Creve Coeur AirportSt Louis, MO7 nm W 45MOWaldmeister Farm AirportSt Peters, MO14 nm NW

+2 more within 25 NM

25–50 NM

8 airports

KBLVScott AFB/Midamerica AirportBelleville, IL28 nm SEVFR METAR · TAF KMO6Washington Regional AirportWashington, MO31 nm WMETAR KUUVSullivan Regional AirportSullivan, MO49 nm SWVFR METAR K3K6St Louis Metro-East Airport/Shafer FieldSt Jacob, IL26 nm E MO59K & N FieldMoscow Mills, MO27 nm W 98MOWoodliff AirparkForistell, MO27 nm W

+2 more within 50 NM

50–100 NM

8 airports

KPPQPittsfield Penstone Municipal AirportPittsfield, IL57 nm NMETAR KK02Perryville Regional AirportPerryville, MO58 nm SEMETAR KFAMFarmington Regional AirportFarmington, MO59 nm SVFR METAR KENLCentralia Municipal AirportCentralia, IL62 nm EVFR METAR KIJXJacksonville Municipal AirportJacksonville, IL62 nm NVFR METAR KSLOSalem–Leckrone AirportSalem, IL66 nm EVFR METAR

+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

All RC flying fields →

See all Missouri airports →

Historical Flying Weather

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.

VFR Score

Wind Score

Reliability Score

National VFR rank

#714 of 1,400

Regional rank

#72

State rank

Full historical breakdown

Daylight VFR

83.1%

MVFR

11.2%

IFR

4.2%

LIFR

1.6%

Est. VFR days/yr

280

Most VFR month

June

Fewest VFR month

December

Median ceiling

9,000 ft

Median visibility

10 sm

Calm wind

9.7%

Median wind

7 kt

Gusty hours

13.9%

Crosswind >15 kt

0.3%

Fog/mist days/yr

107

Thunderstorm days/yr

Summer density alt

2,497 ft

Flight category by month

VFRMVFRIFRLIFR

KSTL monthly flight-category distribution, 2006–2025
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

KSTL average wind by month, 2006–2025
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

Central Plains flying weather Most VFR airports Windiest airports Flying Weather Index

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 2608 · 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-submitted

Community-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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