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Unionville, Montana Weather

Unionville, Montana — live current conditions, hourly and 7-day forecasts, NWS alerts, aviation weather, radar and satellite imagery, soil and crop conditions for Unionville, Lewis and Clark 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 Unionville. Data source: locating…

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🚜 Agricultural Weather

Soil conditions, frost risk and crop weather for Unionville.

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About Unionville, Montana

Unionville lies quietly in a broad, sun-drenched valley, a place where the land gently unfurls toward the distant, blue-hazed peaks of the Continental Divide. It lies 4.2 miles south-south-west of Helena, MT (from Helena, MT: bearing 213°T), and is situated 9.2 miles west-south-west of Helena Valley Southeast. The air here carries a crisp, clean scent, a blend of sun-baked earth and the faint, sweet perfume of wild sagebrush that carpets the surrounding hillsides. Grasslands, golden in the late afternoon light, stretch out in a soft, undulating sweep, broken only by the occasional stand of hardy cottonwood trees that line the meandering course of a nearby creek. The sky above Unionville is a vast, uninterrupted canvas, often painted with dramatic, scudding clouds that cast fleeting shadows across the terrain, lending a sense of constant, subtle motion to the otherwise still landscape. This is a place that remembers its roots, a legacy etched not in grand monuments but in the enduring spirit of its people and the quiet industry that has shaped its existence. Unionville’s early lifeblood pulsed with the discovery of precious minerals, a history that whispers from the weathered timbers of abandoned outbuildings and the occasional glint of mica in the creek beds. Though the boom times have long since passed, a resilient agricultural economy now thrives, with ranches dotting the valley floor, their cattle grazing contentedly on the rich grasses. The rhythm of Unionville is unhurried, a gentle ebb and flow dictated by the seasons and the steady work of tending the land, a quiet persistence that defines the character of this Montana haven.

NWS Extended Forecast
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📡 Precipitation Radar

Live animated radar for Unionville 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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LocationUnionville, Lewis and Clark County, Montana
Coordinates46.541322°N, 112.085°W
TimezoneMountain Time (America/Denver)
ZIP Code(s)59601
Area Code406
Page generatedJuly 2026
Weather dataOpen-Meteo (open-source), NOAA National Weather Service

About This Unionville, Montana Weather Page

This page provides live weather conditions and forecasts for Unionville, Montana, including current conditions, a 24-hour hourly forecast, 7-day outlook, NWS extended text forecast, real-time aviation weather (live METAR and TAF reports from the nearest reporting airport, with a modeled estimate shown when no station is in range), precipitation radar and NOAA GOES-16 satellite imagery. Additional sections may include tide predictions, wave height, wave direction and sea-surface temperature, a barometric pressure trend, and a solunar-based fishing forecast with a fishing-conditions rating for coastal localities, and soil temperature, crop weather and live USGS river gauge data for agricultural areas near a monitored waterway. All data updates automatically on every page visit.

Location data for Unionville includes coordinates 46.541322°N, 112.085000°W, situated in Lewis and Clark County. ZIP code 59601. Telephone area code: 406. Timezone: Mountain Time (America/Denver).

Weather data is sourced from the NOAA National Weather Service (NWS) and the open-source Open-Meteo API. Aviation data is sourced from aviationweather.gov (NOAA), with a modeled estimate used where no nearby reporting station is available. River and stream data is sourced from the USGS National Water Information System. Tide predictions are sourced from NOAA CO-OPS; marine and solunar data are modeled from Open-Meteo and public sunrise/moon calculations and should be treated as a general guide alongside on-the-water conditions. Radar is provided by RainViewer. Satellite imagery is sourced from NOAA/NESDIS GOES-East and is public domain.