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1S3

Local 1S3

TILLITT FLD

PublicPUB

3 miles E of FORSYTH, MT, US

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Status

Operational

Coordinates

46° 16' 16"N 106° 37' 26"W

Elevation

2729' MSL

Pattern Alt

3729' MSL

Mag Variation

9°E

Declination

9°E

Fuel

100LL

FSS

GREAT FALLS (GTF)

Sectional

BILLINGS

ARTCC

SALT LAKE CITY (ZLC)

Data Effective

9/3/26-10/1/26

K1S3 VFR

6:55 AM MDT RAW

Clear

Viz

10sm

Temp

42°F

Dew

35°F

Pres

30.21"Hg

Wind

260° 4kts

RMK

AO2 T00540019

METAR K1S3 271255Z AUTO 26004KT 10SM CLR 05/02 A3021 RMK AO2 T00540019

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Tillitt Field

UNICOM: 122.8

Phone: (406) 351-1261

Other: (406) 351-1086

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Other

As of 9/21	100LL	JET A	JET A (FSII)	MOGAS	UL94
Self Serve	6.25
Full Serve

Fuel Notes

Prices include tax

Your Information

Business

Weather and Advisory

AWOS-3PT	121.125
(406) 346-2571

Common

CTAF	122.8
MIRL RY 09/27 OPERS DUSK-2200; AFT 2200 ACTVT - CTAF. ACTVT PAPI RYS 09 & 27 - CTAF.
UNICOM	122.8

Center

SALT LAKE CENTER	126.85
LOW, APCH/DEP CTL SVC PRVDD BY SALT LAKE ARTCC (ZLC) ON 126.85/305.2 (MILES CITY RCAG).

Flight Service

Flight Service	122.2
(GTF), COMMUNICATIONS PRVDD BY GREAT FALLS RADIO ON 122.2 (MILES CITY RCO).

Terminal Area Forecast

KMLS (32nm)

RAW

Reported

Sun, 9/27 5:20 AM MDT

Valid

Sun, 9/27 6:00 AM MDT - Mon, 9/28 6:00 AM MDT

VFR

6:00 AM MDT - 10:00 AM MDT

Few 22,000'

Viz

6sm

Wind

VRB° 5kts

VFR

10:00 AM MDT - 3:00 PM MDT

Broken 20,000'
Few 9,000'

Viz

6sm

Wind

050° 9kts

VFR

3:00 PM MDT - 6:00 AM MDT

Showers in vicinity

Overcast 20,000'
Broken 11,000'
Few 7,000'

Viz

6sm

Wind

080° 9kts

TAF KMLS 271120Z 2712/2812 VRB05KT P6SM FEW220
FM271600 05009KT P6SM FEW090 BKN200
FM272100 08009KT P6SM VCSH FEW070 BKN110 OVC200

1S3

Effective	Expires	NOTAM
Domestic
9/23/26 1627Z	12/22/26 1727Z	!GTF 09/163 1S3 OBST TOWER LGT (ASR 1012462) 462034.90N1064147.30W (5.3NM NW 1S3) 3328.7FT (313.0FT AGL) U/S 2609231627-2612221727
9/1/26 2016Z	11/30/26 2116Z	!GTF 09/004 1S3 OBST TOWER LGT (ASR 1248827) 461741.30N1061459.60W (15.6NM E 1S3) 3188.0FT (488.8FT AGL) U/S 2609012016-2611302116

ATC Tower

Attendance

IREG

Owner

COUNTY OF ROSEBUD
P.O. BOX 47
FORSYTH, MT 59327
Phone: (406) 346-2251

Manager

BRIAN SCHWEND
PO BOX 45
FORSYTH, MT 59327
Phone: 406-346-7129

FSS

GREAT FALLS FSS (GTF)
Toll Free: 1-800-WX-BRIEF

NOTAM

GTF

Light Schedule

Lights

MIRL RY 09/27 OPERS DUSK-2200; AFT 2200 ACTVT - CTAF. ACTVT PAPI RYS 09 & 27 - CTAF.

Beacon

N/A

Wind Indicator

Yes - Lighted

Segmented Cir.

Yes

Landing Fee

Parking

Hanger, Tie-Down

Int'l Operations

NOT a Landing Rights Airport
NOT an Airport of Entry

Airframe Repair

Major

Pwrplant Repair

Major

Bottled Oxygen

None

Bulk Oxygen

None

Other Services

Pilot Instruction

Runway 09/27

Dimensions

4799 ft. x 75 ft.

Surface Type

ASPH

Surface Cond

Good

Treatment

NONE

Rwy Edge Lgts

MED

Pavement Class

Single Wheel

28,000lbs

Double Wheel

44,000lbs

Double Tandem

Dual Dbl Tand

	Runway 09	Runway 27
True Heading	96°	276°
Traffic Pattern	Left	Left
Markings	NPI	NPI
Markings Condition	GOOD	GOOD
Latitude	46° 16' 19"N	46° 16' 13"N
Longitude	106° 37' 60"W	106° 36' 52"W
Elevation	2,729'	2,728'
Threshold Crossing Height	29 ft. AGL	29 ft. AGL
Visual Glide Path Angle	3°	3°
Visual Slope Indicator	P2L	P2L
Approach Lights
Centerline Lights
Runway End Identifier Lights

A110-1	FOR CD CTC SALT LAKE ARTCC AT 801-320-2568.
A16	HOME 406-346-7129.
A81-APT	MIRL RY 09/27 OPERS DUSK-2200; AFT 2200 ACTVT - CTAF. ACTVT PAPI RYS 09 & 27 - CTAF.

TILLITT FLD (IATA: 1S3) is a public airport located in FORSYTH, MT, US.

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