Bert Mooney Airport (KBTM) Aviation Weather, METAR, TAF & ATIS Alerts
Live aviation weather for Bert Mooney Airport in Butte, MT, including METAR, TAF, flight category, wind, visibility, ceiling, altimeter, runway crosswinds, and Telegram airport alerts.
Bert Mooney Airport (KBTM) is a regional airport serving Butte, MT at 5,550 ft. KBTM reports its own METAR and publishes a TAF, decoded live on this page as flight category, wind, visibility, ceiling and altimeter. Its 6 runways (02, 12, 15, 20), longest 9,000 ft, are checked against the current wind in the crosswind table below. The official FAA airport diagram is at the bottom of the page. Track KBTM in the ATIS Alerts Telegram bot to get a message when a new METAR changes the picture: flight category, wind, or ceiling past your selected minimums.
Wind calm, visibility 10+ statute miles, no cloud data, temperature 8°C (47°F), altimeter 29.98 inHg. Conditions are Visual Flight Rules (VFR).
METAR KBTM 130953Z AUTO 00000KT 10SM CLR 08/04 A2998 RMK AO2 SLP109 T00830044
What changed at KBTM?
Since the 0853Z (2:53 AM MDT) report, compared automatically against the latest METAR.
- Pressure falling: altimeter 30.01 → 29.98 inHg.
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Current pilot readout for KBTM
KBTM is currently VFR with calm winds, visibility 10+ statute miles, and no ceiling reported. Density altitude is approximately 6,000 ft (field elevation 5,550 ft). Review the latest TAF below for forecast changes before departure.
⚠️ Not for operational use. Always verify with official FAA-approved preflight weather sources before flight.
New to aviation weather? How to read a METAR → · What VFR/MVFR/IFR mean → · Decode any METAR/TAF → · Density altitude calculator →
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Runway wind check
Estimated head/tailwind and crosswind for each runway end from the current reported wind.
Use this section to quickly compare current wind alignment across available runways at KBTM. This is intended as a planning aid only and should not replace official performance calculations or pilot judgment.
Current wind is calm: calm wind is not a factor for runway selection, and with no wind there is no head/tail or crosswind component to compute. Live numbers return automatically once a report includes a wind direction.
| Runway | Length | Surface | Head / Tail | Crosswind |
|---|---|---|---|---|
| 12 | 5,100 ft | ASP | - | - |
| 15 | 9,000 ft | ASP | - | - |
| 30 | 5,100 ft | ASP | - | - |
| 33 | 9,000 ft | ASP | - | - |
Open the crosswind calculator to try your own wind and runway numbers →
24-hour trend
Wind, ceiling and flight category over the last 24 hours.
Over the last 22 h: wind 0→0 kt, ceiling unlimited → unlimited.
KBTM weather radar
Live NEXRAD + lightning, with a 4-hour future-radar forecast. Drag to pan, tap ⚡ to toggle lightning.
Live weather radar around Bert Mooney Airport in Butte, MT: the NOAA/NWS NEXRAD composite updates about every five minutes, with NOAA lightning strike density overlaid. The loop plays the past 50 minutes, then continues into a future-radar forecast (+1 to +4 hours, NOAA HRRR model) so you can see where precipitation around KBTM is headed.
Radar: NOAA/NWS via IEM · Forecast: NOAA HRRR · Lightning: NOAA · Map © Stadia Maps © OpenMapTiles © OpenStreetMap
Forecast frames (amber label) are HRRR model guidance, not observed radar. Lightning strike density appears as a blue-white glow when strikes are detected in view. Radar and lightning coverage are limited in parts of Alaska, Hawaii, and offshore areas. Not for navigation.
Recent aviation weather trends at KBTM
From ATIS Alerts' hourly weather history.
Over the past 24 hours, KBTM reported mostly VFR across 23 observations, with 0 flight-category changes. The strongest gust reached 16 kt. Wind most often came from the N.
Most recent change: MVFR → VFR
- 30
- 35%
- 15
- 27%
- 12
- 21%
- 33
- 17%
TAF | Terminal Aerodrome Forecast
Issued 0528Z (11:28 PM MDT)
TAF KBTM 130528Z 1306/1406 14008G20KT P6SM BKN100 FM132000 23015G25KT P6SM SCT100 FM140200 31010KT P6SM SCT100
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Airport facts
Reference data from the OurAirports dataset.
- Type
- Regional airport
- ICAO
- KBTM
- IATA
- BTM
- FAA LID
- BTM
- City
- Butte
- State
- Montana
- Country
- United States
- Elevation
- 5,550 ft
- Coordinates
- 45.9548, -112.4970
- Runways
- 6
- Longest runway
- 9,000 ft
- Weather reporting
- Reports METAR
- TAF
- Published
- AWOS/ASOS
- 135.175 MHz
- Time zone
- America/Denver
- Next sunset
- 14h 53m
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Nearby airports
Compare nearby METAR/TAF stations within 25, 50 and 100 NM before departure or arrival.
Within 25 NM
7 airports+1 more within 25 NM
25–50 NM
7 airports+1 more within 50 NM
50–100 NM
8 airports+2 more within 100 NM
RC flying fields nearby
AMA model-aircraft club fields around this airport: live wind, crosswind & flyability on each page.
- Butte Plane Nutz - Butte Industrial Park , Butte, MT · 2 mi
Historical Flying Weather at KBTM
2006–2025 · ATIS Alerts Flying Weather Index
Based on historical observations from 2006–2025, KBTM reported VFR conditions during about 91.7% of valid daylight observations, with an estimated 310 VFR flying days a year. July had the most VFR weather; February had the most instrument conditions. Surface winds averaged 4.8 kt, calm 27.2% of the time.
Full historical breakdown
Flight category by month
| Month | VFR % | MVFR % | IFR % | LIFR % |
|---|---|---|---|---|
| Jan | 89.7 | 4.9 | 3.5 | 2.0 |
| Feb | 86.7 | 5.7 | 5.7 | 1.9 |
| Mar | 90.1 | 5.4 | 3.1 | 1.4 |
| Apr | 89.3 | 6.3 | 3.1 | 1.2 |
| May | 87.8 | 10.0 | 1.6 | 0.7 |
| Jun | 94.7 | 4.5 | 0.7 | 0.2 |
| Jul | 98.6 | 1.1 | 0.2 | 0.0 |
| Aug | 95.0 | 4.2 | 0.7 | 0.1 |
| Sep | 90.3 | 8.1 | 1.3 | 0.3 |
| Oct | 91.5 | 5.6 | 1.9 | 1.0 |
| Nov | 90.7 | 4.5 | 3.1 | 1.8 |
| Dec | 88.9 | 6.0 | 3.4 | 1.7 |
Average wind by month
| Month | Mean wind (kt) |
|---|---|
| Jan | 3.6 kt |
| Feb | 4.3 kt |
| Mar | 5.1 kt |
| Apr | 6.0 kt |
| May | 5.7 kt |
| Jun | 5.5 kt |
| Jul | 5.1 kt |
| Aug | 4.7 kt |
| Sep | 4.5 kt |
| Oct | 4.5 kt |
| Nov | 4.1 kt |
| Dec | 3.8 kt |
Historical summary of past observations: not a forecast or safety rating. Always check the current METAR, TAF, and a weather briefing before flight.
KBTM airport diagram
Official FAA taxiway and runway layout. Tap to zoom.
The FAA airport diagram for Bert Mooney Airport in Butte, MT shows the runway and taxiway layout across 6 runways, ramp areas, and hold-short positions. Review it before taxiing at an unfamiliar field.
Official FAA airport diagram · d-TPP cycle 2610 · Not for navigation. Download the official FAA PDF ↗
KBTM weather: frequently asked
What runways are available at KBTM?+
KBTM has 6 runways: 02, 12, 15, 20, 30, 33; the longest is 9,000 ft. This page computes the live crosswind for each runway end from the current wind.
Does KBTM report its own weather?+
Yes. Bert Mooney Airport has its own weather station and publishes METAR observations, which this page decodes live.
Does KBTM have a TAF?+
Yes. The TAF is shown on this page below the current conditions.
Does KBTM broadcast D-ATIS?+
No. KBTM does not broadcast D-ATIS. Alerts for KBTM from the ATIS Alerts bot (@atisalerts_bot) are based on its METAR instead.
Where can I find the KBTM airport diagram?+
The official FAA airport diagram for Bert Mooney Airport (KBTM) is shown on this page. It maps the runway and taxiway layout, ramps, and hold-short lines. Tap it to zoom, or download the official FAA PDF free from the link under the diagram (updated every 28-day FAA charting cycle).
Pilot PIREPs for Bert Mooney Airport (KBTM)
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 Bert Mooney Airport, 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 KBTM 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.
Why pilots use ATIS Alerts
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- Get pinged the moment KBTM drops below VFR or a new report moves your numbers.
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⚠️ 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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