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Big Arm, Montana Weather

Big Arm, Montana — live current conditions, hourly and 7-day forecasts, NWS alerts, aviation weather, radar and satellite imagery, soil and crop conditions for Big Arm, Lake County.

🌡️ Current Conditions
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24-Hour Forecast
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Current Conditions Detail
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7-Day Forecast
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✈️ Aviation Weather

Flight conditions near Big Arm — sourced from the FAA Aviation Weather Center. Nearest reporting station: locating…

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🚜 Agricultural Weather

Soil conditions, frost risk and crop weather for Big Arm.

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NWS Extended Forecast
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📡 Precipitation Radar

Live animated radar for Big Arm and surroundings — RainViewer.

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🛰️ Satellite Imagery

NOAA GOES-16 GEOCOLOR — live animated loop updated every 10 minutes. Shows cloud cover, storm systems and weather patterns across the continental US.

NOAA GOES-16 CONUS GEOCOLOR satellite animated loop
🛰️ GEOCOLOR loop 🌡️ Infrared (IR) 🌀 NHC Hurricane Satellite 🔗 NOAA Full Viewer

Source: NOAA/NESDIS GOES-East · Public domain · Auto-updates on page reload

🌙 Astronomy
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About Big Arm, Montana

Big Arm unfolds along the western edge of Flathead Lake, a broad, shimmering expanse that dictates the very breath of this place. It lies 27.5 miles south of Kalispell, MT (from Kalispell, MT: bearing 178°T), and is situated 9.5 miles north-west of Polson. The land here rises gently from the water's edge, a mosaic of sun-drenched meadows and stands of ponderosa pine, their needles whispering secrets on the breeze. In the distance, the rugged peaks of the Mission Mountains stand sentinel, their snow-capped crowns catching the slanted gold of afternoon light. The air itself carries a clean, crisp scent, a blend of pine resin, sun-baked earth, and the cool, mineral tang of the lake. Here, the houses are scattered, respecting the generous sweep of the landscape, their colors echoing the muted tones of the surrounding hills. The history of Big Arm is intrinsically tied to the bounty of Flathead Lake and the fertile soil of the valley. Early settlers, drawn by the promise of rich farmland and abundant fishing, established a way of life that has largely endured. The local economy, while diversified, still leans heavily on the agricultural heritage, with orchards yielding crisp apples and cherries, and vineyards producing wines that capture the essence of the Montana sun. The lake itself is a constant source of livelihood and recreation, its clear waters inviting boaters, anglers, and swimmers throughout the long, bright summers. Small businesses, often family-run, lend a personal touch to the shops and eateries, fostering a quiet camaraderie among residents. The rhythm of Big Arm is one of seasons, of planting and harvest, of the lake's placid surface reflecting the ever-changing sky.

LocationBig Arm, Lake County, Montana
Coordinates47.797997°N, 114.294845°W
TimezoneMountain Time (America/Denver)
ZIP Code(s)59910, 59860
Area Code406
Page generatedJune 2026
Weather dataOpen-Meteo (open-source), NOAA National Weather Service