KALN· ALN· Alton/St Louis
St Louis Regional Airport
medium airport · elevation 544 ft (166 m)
10:37Z 01:30Z Night
⏎
Current METARLIFR
8 min ago·07:55ZKALN 260755Z AUTO 00000KT 7SM OVC003 21/21 A2996 RMK AO2 T02110205 TSNO
Wind
Calm
Visibility
7 SM
Ceiling
300 ft
Temperature
21°C / 21°C
temp / dew
QNH
1015 hPa
29.96 inHg
Clouds
OVC 300ft
Weather
—
Station
KALN
Remarks
automated station with a precipitation discriminator hourly temperature of 21.1°C and dew point of 20.5°C TSNO
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
1,346 ft
elevation 544 ft
ISA deviation
+7.1°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)
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
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