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STL Weather: METAR, TAF and Runway Winds

St. Louis Lambert International Airport, St. Louis, MO · KSTL

Current weather at St. Louis Lambert International Airport in St. Louis, MO (IATA STL, ICAO KSTL): the latest observation puts the airport in VFR (visual flight rules) conditions, wind 170° at 8 kt. Below are the latest METAR and TAF from the NOAA Aviation Weather Center, decoded into plain English, and the headwind and crosswind on each runway.

Current conditions (METAR)

VFRObserved at 21:51Z on Oct 27, 14 minutes ago
  • Wind: from the south (170° true) at 8 knots.
  • Visibility: 10 miles or more.
  • Weather: no rain, snow, fog or other weather reported.
  • Clouds: few clouds at 9,000 ft, broken clouds at 12,000 ft, broken clouds at 25,000 ft; the ceiling is 12,000 ft above the ground.
  • Temperature: 21°C (70°F), dew point 9°C (49°F).
  • Altimeter: 30.19 inHg (1022 hPa).
METAR KSTL 272151Z COR 17008KT 10SM FEW090 BKN120 BKN250 21/09 A3019 RMK AO2 SLP219 T02110094 $

Runway winds

Components for the current wind, 170° at 8 kt. Headings are true, as METAR winds are; the most-headwind runway ends are marked.

RunwayHeading (true)HeadwindCrosswindLength
06063°Tailwind 2 kt8 kt from the right7,603 ft
24243°2 kt8 kt from the left7,603 ft
11 Most headwind122°5 kt6 kt from the right9,000 ft
29302°Tailwind 5 kt6 kt from the left9,000 ft
12L Most headwind122°5 kt6 kt from the right9,013 ft
30R302°Tailwind 5 kt6 kt from the left9,013 ft
12R Most headwind122°5 kt6 kt from the right11,020 ft
30L302°Tailwind 5 kt6 kt from the left11,020 ft

Forecast (TAF)

Issued Oct 27 20:59Z, valid Oct 27 21:00Z to Oct 29 00:00Z

TAF KSTL 272059Z 2721/2824 16007KT P6SM FEW050 BKN250
  1. Oct 27 21:00Z to Oct 29 00:00Z
    Wind 160° at 7 kt; visibility 6 miles or more; few clouds at 5,000 ft, broken clouds at 25,000 ft.

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Times are UTC (Z). Weather and runway data come from the NOAA Aviation Weather Center (aviationweather.gov) and are refreshed here every few minutes; the plain-English summaries are generated by cwsi.net and may simplify, so the raw METAR and TAF are authoritative. Runway headings are true, worked out from NOAA's runway alignment. cwsi.net is not affiliated with NOAA or the FAA: get an official weather briefing before flight.