Tillitt Field
1S3 · Forsyth, MT · Non-towered · Print kneeboard · Open on the map
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Weather
METAR observed
TAF forecast
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Sun & FAA night2026-11-02 · night begins 05:22 PM
| Event | Local (MST) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 06:17 AM | 13:17Z |
| Sunrise | 06:49 AM | 13:49Z |
| Sunset | 04:51 PM | 23:51Z |
| Evening civil twilight Loggable night begins | 05:22 PM | 00:22Z |
Plan a flight from 1S3
Winds aloft NOAA forecast · 3,000 to 53,000 ft
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Full reports: nearest reporting station
Advisories
NOTAMs · Loading NOTAMs…
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Airspace hazards · Checking SIGMETs and G-AIRMETs…
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Runways
RWY 27LEFT traffic
- Heading
- 267° mag · 276° true
- Dimensions
- 4,799 × 75 ft
- TPA
- 3,700 ft MSL (≈1,000 AGL) · standard
- Surface
- Asphalt
- Lights
- 2-light PAPI (left) (3°)
- CTAF
- 122.8
Enter the left downwind (heading 087°) on the 45° at 3,700 ft MSL (≈1,000 AGL).
More details — RWY 27
- Threshold elev
- 2,728 ft
- Markings
- nonprecision
- Threshold crossing height
- 29 ft
- TDZ elevation
- 2,728 ft
Pattern side: FAA NASR · TPA standard 1,000 ft AGL (not charted) · layout: FAA runway-end coordinates
| Runway | Length | Your margin |
|---|---|---|
| 09/27 | 4,799 ft |
Prefer one flat page? Full runway details for 1S3 → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the 1S3 kneeboard →
Comms & NavAids
Communication frequencies
Before taxi
“Miles City”Taxi & takeoff
“Miles City”Also
By procedure & sector (1 frequencies)
| Frequency | Used by |
|---|---|
| 305.2 | MILES CITY RCAG (LOW) |
Source: FAA NASR (current 28-day cycle).
Nearby navigation aids
MLS 112.10
| NavAid | Type | Freq · ch | Range | Radial / Dist magnetic |
|---|---|---|---|---|
| MLS · Miles City | VOR/DME | 112.10 · 58X | High | r248° / 28.6 NM |
Prefer one flat list? All 1S3 frequencies →
Charts & procedures
Airport info
Airport information
- FAA LID
- 1S3
- Coordinates
- 46.2711, -106.6239
- Elevation
- 2,729 ft MSL
- Magnetic variation
- 9E
- Sectional chart
- BILLINGS
- Airport use
- Public
- Control tower
- No
- Weather station
- AWOS-3PT · 121.125 · ☎ 406-346-2571
- ARTCC
- SALT LAKE CITY (ZLC)
- Flight service (FSS)
- GREAT FALLS · 122.2 · 1-800-WX-BRIEF
- NOTAM facility
- GTF
- Attendance
- IREG
- Beacon
- white-green (SS-SR)
- Segmented circle
- Yes
- Wind indicator
- lighted
- Activated
- 1943/09
- Distance from city
- 3 E
Night operations
- Airport lighting
- SEE RMK
- Rotating beacon
- white-green · SS-SR
- Pilot-controlled lighting
- MIRL RY 09/27 OPERS DUSK-2200; AFT 2200 ACTVT - CTAF. ACTVT PAPI RYS 09 & 27 - CTAF. on 122.8 — Chart Supplement ↗
Runway lighting aids — 09: 2-light PAPI (left) · 27: 2-light PAPI (left).
FAA night windows (civil twilight, loggable night §1.1, currency §61.57) are under Sun & FAA night in the Weather section.
Services fuel · repairs · oxygen · attendance
- Fuel available
- 100LL
- Bottled oxygen
- NONE
- Bulk oxygen
- NONE
- Airframe service
- MAJOR
- Powerplant service
- MAJOR
- Parking
- tiedowns, hangars
- Other services
- Instruction
Ownership & management 2 contacts
Remarks FAA · 3 notes
General
- FOR CD CTC SALT LAKE ARTCC AT 801-320-2568.
Lighting
- MIRL RY 09/27 OPERS DUSK-2200; AFT 2200 ACTVT - CTAF. ACTVT PAPI RYS 09 & 27 - CTAF.
Contact
- HOME 406-346-7129.
Nearby airports
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Also nearby: 6U7 Hysham (24 NM) · M46 Colstrip (25 NM) · MT29 Sunday Creek Airpark (private) (34 NM) · 3U4 St Labre Mission (42 NM) · 00U Big Horn County (54 NM)
About 1S3
Tillitt Field (1S3) is an airport in Forsyth, MT, at 2,729 ft MSL. It has 1 runway, the longest 4,799 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 1S3, refreshed from the Aviation Weather Center and FAA NASR.
Does 1S3 have a control tower?
No. Tillitt Field is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM in the Comms & NavAids section.
What is the longest runway at 1S3?
Tillitt Field has 1 runway; the longest is 4,799 ft. See the Runways section for headings, surface, and lighting.
Where is 1S3?
Tillitt Field is in Forsyth, MT, at an elevation of 2,729 ft MSL. Coordinates: 46.2711, -106.6239.
More about 1S3
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 1S3 in a full tool: METAR/TAF decoder, crosswind calculator, sun & night times, or the density altitude calculator. Planning from here? Find the nearest airport with fuel or an approach, or check whether an IFR alternate is required.
Something here wrong or out of date? Report a data problem.