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St Thomas Municipal Airport
4S5 · St Thomas, ND · 837 ft elevation · var 7E · Towered
Airport information
- FAA LID
- 4S5
- Coordinates
- 48.6264, -97.4392
- Elevation
- 837 ft MSL
- Magnetic variation
- 7E
- Sectional chart
- TWIN CITIES
- Airport use
- Public
- Control tower
- Yes
- ARTCC
- MINNEAPOLIS (ZMP)
- Flight service (FSS)
- GRAND FORKS
- NOTAM facility
- GFK
- Attendance
- MAY-SEP ALL DALGT; OCT-APR MON-FRI ON CALL
- Segmented circle
- No
- Wind indicator
- yes
- Activated
- 1971/03
- Distance from city
- 1 NE
Weather
METAR observed
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TAF forecast
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Sun & FAA night 2026-06-20
| Event | Local (CDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 04:45 AM | 09:45Z |
| Sunrise | 05:27 AM | 10:27Z |
| Sunset | 09:36 PM | 02:36Z |
| Evening civil twilight Loggable night begins | 10:18 PM | 03:18Z |
Loggable night (§1.1)
10:18 PM → 04:45 AM
Night currency (§61.57)
10:36 PM → 04:27 AM
Plan a flight from 4S5
Runway 17/35
2,600 ft × 50 ft · Asphalt (Fair) 17
- Heading
- 173° mag · 180° true
- Markings
- basic
- Traffic pattern
- Left
- Displaced threshold
- 280 ft
35
- Heading
- 353° mag · 0° true
- Markings
- basic
- Traffic pattern
- Left
- Displaced threshold
- 70 ft
Nearby navigation aids
| NavAid | Type | Freq | Radial / Dist magnetic |
|---|---|---|---|
| HML · Humboldt | VORTAC | 112.40 | r212° / 19.3 NM |
Chart Supplement FAA A/FD
Open PDF ↗Preview Chart Supplement
VFR sectional
Services
- Airframe service
- NONE
- Powerplant service
- NONE
- Parking
- tiedowns
- Other services
- Agricultural
Ownership & management
Owner
ST. THOMAS AIRPORT AUTHORITY
BOX 291, ST THOMAS, ND
701-360-7926
Manager
RYAN ALME
BOX 291, ST THOMAS, ND
701-360-7926
Remarks FAA
- CFM WINTER CONDS & SN REMOVAL 701-360-7926.
- RWY 17/35; EXPECT TURBULENCE WHEN EXECUTING CROSS-WIND LNDGS DUE TO TREE LINES.
- DEER AND BIRDS ON & INVOF APRT
- FOR CD CTC MINNEAPOLIS ARTCC AT 651-463-5588.
- ACTVT LIRL RY 17/35 - 122.9.
- NSTD LIRL DUE TO FIXTURES & LCTD 25 FT FROM RWY EDGE.
- 18 FT ROAD 100 FT FM THLD.
- 16 FT ROAD 20 FT FM THLD.
- DSPLCD THLD MKD WITH GREEN LGTS - NIGHT OPS ONLY.
- DSPLCD THLD MKD WITH GREEN LGTS - NIGHT OPS ONLY.
- 60 FT TREE LINE 340 FT L AND R OF CNTRLN AT RWY 17 END PENETRATES 7:1 TRNSL SFC WITH A 3:1 SLOPE.
- 50 FT TREE LINE 160 FT R OF CNTRLN AT RWY 35 END PENETRATES 7:1 TRNSL SFC WITH A 1:1 SLOPE.
- 18 FT ROAD 380 FT FM DSPLCD THLD.
- 16 FT ROAD 90 FT FM DSPLCD THLD.
Nearby airports
Weather is live from the Aviation Weather Center; airport facility data is from the FAA NASR (28-day cycle). For planning and education only; always verify against official sources. Open 4S5 in a full tool: METAR/TAF decoder, crosswind calculator, sun & night times, or the density altitude calculator.