AirNav: 4S5 - St Thomas Municipal Airport

4S5

St Thomas Municipal Airport
St Thomas, North Dakota, USA

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FAA INFORMATION EFFECTIVE 25 DECEMBER 2025

Location

FAA Identifier:	4S5
Lat/Long:	48-37-35.1750N 097-26-20.6000W 48-37.586250N 097-26.343333W 48.6264375,-97.4390556 (estimated)
Elevation:	839 ft. / 256 m (estimated)
Variation:	07E (1985)
From city:	1 mile NE of ST THOMAS, ND
Time zone:	UTC -6 (UTC -5 during Daylight Saving Time)
Zip code:	58276

Airport Operations

Airport use:	Open to the public
Activation date:	03/1971
Control tower:	no
ARTCC:	MINNEAPOLIS CENTER
FSS:	GRAND FORKS FLIGHT SERVICE STATION
NOTAMs facility:	GFK (NOTAM-D service available)
Attendance:	MAY-SEP DAYLIGHT HOURS, OCT-APR MON-FRI ON CALL
Wind indicator:	yes
Segmented circle:	no
Lights:	ACTVT LIRL RY 17/35 - 122.9.

Airport Communications

CTAF:	122.9
WX AWOS-3 at 2C8 (12 nm NW):	118.275 (701-265-8050)
WX AWOS-3 at GAF (14 nm S):	118.625 (701-352-0581)

Airport Services

Parking:	tiedowns
Airframe service:	NONE
Powerplant service:	NONE

Runway Information

Runway 17/35

Dimensions:

2600 x 50 ft. / 792 x 15 m

Surface:

asphalt, in fair condition

Weight bearing capacity:

Single wheel:

5.0

Runway edge lights:

non-standard
NSTD LIRL DUE TO FIXTURES & LCTD 25 FT FROM RWY EDGE.

RUNWAY 17

RUNWAY 35

Latitude:

48-37.799667N

48-37.372833N

Longitude:

097-26.342667W

097-26.344000W

Elevation:

835.0 ft.

837.0 ft.

Traffic pattern:

left

Runway heading:

173 magnetic, 180 true

353 magnetic, 000 true

Displaced threshold:

280 ft.
DSPLCD THLD MKD WITH GREEN LGTS - NIGHT OPS ONLY.

70 ft.
DSPLCD THLD MKD WITH GREEN LGTS - NIGHT OPS ONLY.

Markings:

basic, in good condition

Airport Ownership and Management from official FAA records

Ownership:	Publicly-owned
Owner:	ST. THOMAS AIRPORT AUTHORITY BOX 291 ST THOMAS, ND 58276 Phone 701-360-7926
Manager:	RYAN ALME BOX 291 ST THOMAS, ND 58276 Phone 701-360-7926

Additional Remarks

A58-35	16 FT ROAD 20 FT FM THLD.
A58-17	18 FT ROAD 100 FT FM THLD.
A50-35	50 FT TREE LINE 160 FT R OF CNTRLN AT RWY 35 END PENETRATES 7:1 TRNSL SFC WITH A 1:1 SLOPE.
A50-17	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.
A57-35	16 FT ROAD 90 FT FM DSPLCD THLD.
A57-17	18 FT ROAD 380 FT FM DSPLCD THLD.
-	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.

Instrument Procedures

There are no published instrument procedures at 4S5.

Some nearby airports with instrument procedures:

2C8 - Cavalier Municipal Airport (12 nm NW)
KGAF - Hutson Field Airport (14 nm S)
KPMB - Pembina Municipal Airport (21 nm N)
KHCO - Hallock Municipal Airport (21 nm E)
96D - Walhalla Municipal Airport (26 nm NW)

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Area around 4S5 (St Thomas Municipal Airport)

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Aerial photo
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Sectional chart

Airport distance calculator
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Sunrise and sunset

Times for 11-Jan-2026

	Local (UTC-6)	Zulu (UTC)
Morning civil twilight	07:45	13:45
Sunrise	08:21	14:21
Sunset	16:55	22:55
Evening civil twilight	17:31	23:31

Current date and time

Zulu (UTC)	11-Jan-2026 19:59:10
Local (UTC-6)	11-Jan-2026 13:59:10

METAR

K2C8 12nm NW	111955Z AUTO 13004KT 9SM CLR M03/M03 A2993 RMK AO2
KGAF 14nm S	111955Z AUTO 18010KT 10SM CLR M03/M05 A2996 RMK AO2 PWINO
KHCO 21nm E	111955Z AUTO 18015KT 10SM SCT060 SCT065 BKN110 M06/M07 A2994 RMK AO2

TAF

KRDR 40nm S	111800Z 1118/1224 19010G20KT 9999 BKN090 BKN120 QNH2997INS BECMG 1200/1201 28010G20KT 9999 FEW009 FEW016 SCT023 520006 QNH2999INS BECMG 1214/1215 27009KT 9999 FEW210 QNH2995INS TX00/1121Z TNM05/1118Z
KGFK 42nm S	111720Z 1118/1218 18017G25KT P6SM OVC090 FM112000 21015G22KT P6SM SKC FM112100 27014G20KT P6SM SKC FM120800 27011KT P6SM SKC FM121300 23009KT P6SM SKC

NOTAMs

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