KALN· ALN· Alton/St Louis
St Louis Regional Airport
medium airport · elevation 544 ft (166 m)
11:22Z 00:46Z Night
⏎
Current METARVFR
9 min ago·03:15ZKALN 240315Z AUTO 00000KT 10SM CLR 18/16 A3006 RMK AO2 T01750155
Wind
Calm
Visibility
10 SM
Ceiling
CLR
Temperature
18°C / 16°C
temp / dew
QNH
1018 hPa
30.06 inHg
Clouds
CLR
Weather
—
Station
KALN
Remarks
automated station with a precipitation discriminator hourly temperature of 17.5°C and dew point of 15.5°C
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
38.8903°, -90.0460°© CARTOOpen in OSM →
Density altitude
905 ft
elevation 544 ft
ISA deviation
+4.1°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
Wind4 kt
Vis16.1 km
Temp24°C
QNH1017 hPa
24-hour wind rose (IEM ASOS, 16 direction bins)n=42
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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