Tillitt Field (K1S3) Aviation Weather: METAR
As of 2:55 AM MDT, Oct 28, K1S3 is currently VFR with winds from 230° at 9 knots, visibility 10+ statute miles, and no ceiling reported.
Live aviation weather for Tillitt Field in Forsyth, MT, including METAR, flight category, wind, visibility, ceiling, altimeter and runway crosswinds.
Tillitt Field (K1S3) is a general aviation airport serving pilots in and around Forsyth, MT at a field elevation of 2,729 ft. K1S3 reports its own METAR, decoded live on this page as flight category, wind, visibility, ceiling and altimeter. It has one runway (09/27), the longest 4,799 ft.
Wind from the southwest (230°) at 9 kt, visibility 10+ statute miles, no cloud data, temperature 5°C (42°F), altimeter 29.84 inHg. Conditions are Visual Flight Rules (VFR).
METAR K1S3 280855Z AUTO 23009KT 10SM CLR 05/M03 A2984 RMK AO2 T00531035 53005
What changed at K1S3?
Since the 0835Z (2:35 AM MDT) report, compared automatically against the latest METAR.
No significant changes since the 0835Z (2:35 AM MDT) report, conditions are holding steady.
Current pilot readout for K1S3
K1S3 is currently VFR with winds from 230° at 9 knots, visibility 10+ statute miles, and no ceiling reported. the wind favors west-facing runway ends (27). Density altitude is approximately 2,300 ft (field elevation 2,729 ft). K1S3 does not publish a TAF. The nearest TAF station is KMLS, about 32 nm away.
New to aviation weather? How to read a METAR → · What VFR/MVFR/IFR mean → · Decode any METAR/TAF → · Density altitude calculator →
Runway wind check
Estimated head/tailwind and crosswind for each runway end from the current reported wind.
| Runway | Length | Surface | Head / Tail | Crosswind |
|---|---|---|---|---|
| 27FAV | 4,799 ft | ASPH-G | 6 kt head | 6 kt left |
| 09 | 4,799 ft | ASPH-G | 6 kt tail | 6 kt right |
Open the crosswind calculator to try your own wind and runway numbers →
K1S3 runways
1 physical runway · 2 runway ends. Each card opens the runway's intelligence page: equipment and lighting, LAHSO, frequencies, today's configuration, predicted use, history and approaches.
- Status not monitoredRunway 09/274,799 × 75 ft · ASPH-GCurrent useno stated-runway source at K1S3Wind
- 09
- 6 kt tailwind · 6 kt crosswind from right
- 27
- 6 kt headwind · 6 kt crosswind from left
no active equipment NOTAM receivedView Runway Intelligence →
“Current use” is what the facilitystates; wind components are arithmetic on the current METAR against TRUE headings; status reflects NOTAMs received through SWIM, the tower's TFDM record and the D-ATIS — a runway reads “Open” only with a complete NOTAM picture.
24-hour trend
Wind, ceiling and flight category over the last 24 hours.
Over the last 24 h: wind 8→9 kt, ceiling 1,000 ft → unlimited.
K1S3 weather radar
Live NEXRAD + lightning, with a 4-hour future-radar forecast. Drag to pan, tap ⚡ to toggle lightning.
Radar: NOAA/NWS via IEM · Forecast: NOAA HRRR · Lightning: NOAA · Map © Stadia Maps © OpenMapTiles © OpenStreetMap
NOAA NEXRAD composite and lightning, updated about every five minutes; amber frames are HRRR model guidance, not observed radar. Not for navigation.
Recent aviation weather trends at K1S3
From ATIS Alerts' hourly weather history.
Over the past 24 hours, K1S3 reported mostly VFR across 69 observations, with 3 flight-category changes. The strongest gust reached 34 kt, the lowest ceiling was 1,000 ft. Wind most often came from the W.
Most recent change: MVFR → VFR
Most recent change: MVFR → VFR
Share of hours each runway had the most headwind. From wind reports, not ATC assignments.
- 09
- 51%
- 27
- 49%
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Live crosswind meter
Measured by K1S3's own weather station.
Wind is 46° off runway 27, the end with the most headwind right now.
Asphalt · 4,799 ft. Headings from FAA runway data. Not for navigation.
Field aerial
North up
Runway 09/27 drawn from FAA threshold coordinates.
Imagery: USGS The National Map (public domain). Something off? ✏️ Suggest an edit
Airport info
From the FAA airport record (cycle 2026-10-01) and OurAirports.
Services
- Fuel
- 100LL
- Attended
- Ireg all day
- Repairs
- Airframe & engine, major
- Transient parking
- Tie-downs · Hangars
- Landing fee
- No
- Other services
- Flight instruction
- Control tower
- None
- Wind indicator
- Lighted
Airport
- Type
- General aviation airport
- ICAO
- K1S3
- FAA LID
- 1S3
- City
- Forsyth
- State
- Montana
- Country
- United States
- Elevation
- 2,729 ft
- Coordinates
- 46.2711, -106.6240
- Runways
- 1 physical runway · 2 runway ends
- Longest runway
- 4,799 ft
- Weather reporting
- Reports METAR
- TAF
- Nearest KMLS
- Time zone
- America/Denver
- Next sunset
- 14h 58m
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Nearby airports
Compare nearby METAR/TAF stations within 25, 50 and 100 NM before departure or arrival.
25–50 NM
2 airports50–100 NM
8 airports+2 more within 100 NM
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1S3's real runway layout on the back, elevation and tower frequency on the front. Add your tail number on the sleeve.
Pilot PIREPs for Tillitt Field (K1S3)
Community-submittedCommunity-submitted airport notes from pilots about runway conditions, wildlife, FBOs, fuel, turbulence, ramp access, and local tips.
Read recent community-submitted pilot notes for Tillitt Field, including runway conditions, wildlife activity, FBO/fuel notes, turbulence, ramp access, and local airport tips.
⚠️ Pilot PIREPs on ATIS Alerts are community-submitted airport notes for situational awareness only. They are not official FAA PIREPs, NOTAMs, weather briefings, airport advisories, or flight-planning guidance. Always verify with official FAA/NWS sources, airport management, ATC, and current publications.
No Pilot PIREPs have been submitted for K1S3 yet. Recently flew here? Help the next pilot by leaving a quick airport note.
Pilot PIREPs are community pilot notes for situational awareness only, not official FAA PIREPs or advisories. Verify with official sources. Notes are moderated before they appear; helpful marks and reports help us keep them useful.
⚠️ Not for operational use. Always verify with official FAA-approved preflight weather sources before flight.
No D-ATIS at this airport, showing METAR.
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