DM
Datamask Aviation
METAR · TAF · OPMET
KSMN· SMN· Salmon

Lemhi County Airport

medium airport · elevation 4,043 ft (1232 m)
12:48Z 02:31Z Day
Current METARVFR
7 min ago·16:56Z
KSMN 231656Z AUTO 34005KT 10SM CLR 22/13 A3009 RMK AO2 SLP159 T02170128
Wind
340° 5 kt
Visibility
10 SM
Ceiling
CLR
Temperature
22°C / 13°C
temp / dew
QNH
1019 hPa
30.09 inHg
Clouds
CLR
Weather
Station
KSMN
Remarks
automated station with a precipitation discriminator sea level pressure of 1015.9 HPa hourly temperature of 21.7°C and dew point of 12.8°C
Active hazards (US/Canada coverage via AviationWeather.gov)AWC
No active hazards within 250 km.
Wind & Runways
NESW5 kt340°
Wind arrow points downwind.
Runways
17/351679 mASP
Runway components
RunwayHead/TailCrosswind
RWY 17/35TW 4 ktXW 2 kt R
45.1222°, -113.8820°© CARTOOpen in OSM →
Runway suitabilityconservative GA limits
RunwayStatusHW (kt)XW (kt)Flags
RWY 17/35 (use 35)PreferredHW 42 L
Density altitude
5,688 ft
elevation 4,043 ft
ISA deviation
+15.0°C
large deviation
Frequencies (community-maintained, cross-check AIP)KSMN
  • AWOSAWOS 3135.075
  • CNTRSALT LAKE CITY CNTR132.400
  • RDOBOISE RDO122.550
  • UNICCTAF/UNICOM122.800
Navaids near airportwithin 30 NM
IdentTypeFreqDist (NM)Power
LKTVOR-DME113.50 MHz10.5HIGH
Runways1

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

  • RWY 17/355,510 ft (1,679 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)Lemhi County Airport
Diagram unavailable for Lemhi County Airport.
Terminal Aerodrome Forecast
Issued 2026/08/23 12:22 UTC
VFRBASE23/12Z → 23/18ZVRB3KT · 6 SM · SKC
Wind: VRB3KT
Visibility: 6 SM
Clouds: SKC
TAF KSMN 231120Z 2312/2412 VRB03KT P6SM SKC
VFRFM23/18Z → 24/02Z25012G20KT · 6 SM · SKC
Wind: 25012G20KT
Visibility: 6 SM
Clouds: SKC
FM231800 25012G20KT P6SM SKC
VFRFM24/02Z → 24/12ZVRB6KT · 6 SM · SKC
Wind: VRB6KT
Visibility: 6 SM
Clouds: SKC
FM240200 VRB06KT P6SM SKC
Raw TAF
TAF KSMN 231120Z 2312/2412 VRB03KT P6SM SKC FM231800 25012G20KT P6SM SKC FM240200 VRB06KT P6SM SKC
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