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St. Louis/Regional

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KALN
Airport
ICAO: KALN
Summary
Name St. Louis/Regional
Region North America
Territory United States US.gif
Location Alton, Madison County, Illinois
Serving
Coordinates 38° 53' 20.90" N, 90° 2' 49.43" W
Runways
Designator Length Width Surface ROPS
11/29 2469 m8,100.394 ft <br /> 46 m150.919 ft <br /> ASP yes/yes
17/35 1981 m6,499.344 ft <br /> 30 m98.425 ft <br /> ASP yes/yes


METAR
Observation KALN 271450Z 12012KT 10SM CLR 12/06 A2994
Station Alton/St. Louis, St. Louis Regional Airport
Date/Time 27 October 2021 14:50:00
Wind direction 120°
Wind speed 12 kts
Lowest cloud amount n/a
Temperature 12°C
Dew point 6°C
Humidity 66%
QNH hPa
Weather condition n/a


St. Louis Regional Airport

ICAO: KALN IATA: ALN

Description

St. Louis Regional Airport is a public airport located 6 km3.24 nm <br />6,000 m <br />19,685.039 ft <br /> east of the central business district of Alton, a city in Madison County, Illinois, United States.

The St. Louis metropolitan area is also served by Lambert-St. Louis International Airport in St. Louis, Missouri; MidAmerica St. Louis Airport in Belleville, Illinois; St. Louis Downtown Airport in Cahokia, St. Clair County, Illinois; and Spirit of St. Louis Airport in Chesterfield, Missouri.

Climatology

St. Louis lies in the transition between a humid subtropical and humid continental climate (Köppen climate classification Cfa/Dfa), with neither large mountains nor large bodies of water to moderate its temperature. It is subject to both cold Arctic air and hot, humid tropical air from the Gulf of Mexico. Spring is the wettest season and produces erratic severe weather ranging from tornadoes to winter storms. Summers are hot and humid. Winters are cold with periodic snow and temperatures often below freezing. Winter storm systems, can bring days of heavy freezing rain, ice pellets, and snowfall.

Maps

Terrain

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Airport Layout

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Accidents & Serious Incidents at or in vicinity of KALN

None on SKYbrary