KALN· ALN· Alton/St Louis
St Louis Regional Airport
medium airport · elevation 544 ft (166 m)
12:18Z 23:12Z Day
⏎
Current METARVFR
33 min ago·15:50ZKALN 231550Z 17005KT 10SM CLR 19/09 A3031
Wind
170° 5 kt
Visibility
10 SM
Ceiling
CLR
Temperature
19°C / 9°C
temp / dew
QNH
1026 hPa
30.31 inHg
Clouds
CLR
Weather
—
Station
KALN
Active hazards (US/Canada coverage via AviationWeather.gov)AWC
No active hazards within 250 km.
Wind & Runways
Wind arrow points downwind.
Runways
11/292469 mASP
17/351981 mASP
Runway components
| Runway | Head/Tail | Crosswind |
|---|---|---|
| RWY 11/29 | HW 3 kt | XW 4 kt R |
| RWY 17/35 | HW 5 kt | XW 0 kt L |
38.8903°, -90.0460°© CARTOOpen in OSM →
Runway suitabilityconservative GA limits
| Runway | Status | HW (kt) | XW (kt) | Flags |
|---|---|---|---|---|
| RWY 17/35 (use 17) | Preferred | HW 5 | 0 L | — |
| RWY 11/29 (use 11) | Usable | HW 3 | 4 R | — |
Density altitude
809 ft
elevation 544 ft
ISA deviation
+5.1°C
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
| Ident | Type | Freq | Power |
|---|---|---|---|
| AL | NDB | 218 kHz | LOW |
| CVM | NDB | 263 kHz | LOW |
| TOY | VORTAC | 116.00 MHz | MEDIUM |
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)KALN
Wind0 kt
Vis16.1 km
Temp17°C
QNH1023 hPa
24-hour wind rose (IEM ASOS, 16 direction bins)n=38
3–6 kt
6–10 kt
10–16 kt
16–22 kt
>22 kt
Airport diagram (OpenStreetMap)St Louis Regional Airport
Diagram unavailable for St Louis Regional Airport.
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