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METAR · TAF · OPMET
KALN· ALN· Alton/St Louis

St Louis Regional Airport

medium airport · elevation 544 ft (166 m)
11:22Z 00:46Z Day
Current METARVFR
19 min ago·17:50Z
KALN 231750Z 30008G17KT 10SM CLR 26/15 A3010
Wind
300° 8 kt (gust 17 kt)
Visibility
10 SM
Ceiling
CLR
Temperature
26°C / 15°C
temp / dew
QNH
1019 hPa
30.10 inHg
Clouds
CLR
Weather
Station
KALN
Active hazards (US/Canada coverage via AviationWeather.gov)AWC
SIGMET / AIRMET (0)
None active in area.
PIREPs (1)
  • FL350A321
    8 min ago
    TURB MOD
Wind & Runways
NESW8 kt300°G17
Wind arrow points downwind.
Runways
11/292469 mASP
17/351981 mASP
Runway components
RunwayHead/TailCrosswind
RWY 11/29TW 8 ktXW 1 kt L
RWY 17/35TW 5 ktXW 6 kt R
38.8903°, -90.0460°© CARTOOpen in OSM →
Runway suitabilityconservative GA limits
RunwayStatusHW (kt)XW (kt)Flags
RWY 11/29 (use 29)PreferredHW 81 R
RWY 17/35 (use 35)UsableHW 56 L
Density altitude
1,838 ft
elevation 544 ft
ISA deviation
+12.1°C
large deviation
Frequencies (community-maintained, cross-check AIP)KALN
  • ATIS128.000
  • CLDCLNC DEL120.200
  • GND120.200
  • TWRREGIONAL TWR126.000
  • A/DAPP/DEP124.200
  • AWOSAWOS 3128.000
  • CTAF126.000
  • RDO122.050
  • UNICUNICOM122.950
Navaids near airportassoc. KALN
IdentTypeFreqPower
ALNDB218 kHzLOW
CVMNDB263 kHzLOW
TOYVORTAC116.00 MHzMEDIUM
Runways2

Physical runway length only — TORA/LDA are not declared in our reference database; consult the AIP.

  • RWY 11/298,099 ft (2,469 m)
    Surface
    ASP
    Lighting
    Lit
    ILS
  • RWY 17/356,500 ft (1,981 m)
    Surface
    ASP
    Lighting
    Lit
    ILS
24-hour trend (Iowa State IEM)
No 24-h trend available — IEM archive.
24-hour wind rose (IEM ASOS, 16 direction bins)
24-hour wind rose unavailable (insufficient IEM data).
Airport diagram (OpenStreetMap)St Louis Regional Airport
Diagram unavailable for St Louis Regional Airport.
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