Boulder, Montana Weather
Boulder, Montana — live current conditions, hourly and 7-day forecasts, NWS alerts, aviation weather, radar and satellite imagery, soil and crop conditions for Boulder, Jefferson County.
Flight conditions near Boulder. Data source: locating…
Soil conditions, frost risk and crop weather for Boulder.
About Boulder, Montana
Boulder rests in a broad, sun-drenched valley, a place where the earth exhales a quiet grandeur. It lies 24.9 miles south of Helena, MT (from Helena, MT: bearing 189°T), and is situated 17.0 miles south-south-west of Clancy. The landscape here is a study in subtle transitions, the ochre and sage of the rolling hills giving way to the deeper greens of cottonwood and willow that cluster along the banks of the Boulder River. The sky, vast and often a brilliant, piercing blue, seems to press down gently, imbuing the air with a clarity that sharpens the edges of distant peaks. The very soil seems to hold the warmth of countless summer days, a palpable presence that settles over Boulder like a comforting cloak, even as the wind whispers through the dry grasses, carrying the scent of dust and something wild. Boulder's story is deeply entwined with the minerals that lie beneath its skin, a legacy of the prospecting and mining booms that once defined this corner of Jefferson County. The remnants of that era, though faded, still whisper from the hillsides, a reminder of the robust, often boisterous, life that pulsed through the valley in its youth. Today, the rhythm of Boulder is slower, more deliberate, its economy drawing sustenance from the fertile valley floor, where ranches and farms cultivate the land, and from the steady stream of visitors drawn to the natural beauty that surrounds the town. The Boulder River, a lifeblood for both nature and man, offers its cool, clear waters for recreation, a constant, murmuring presence that grounds the community in its own timeless flow.
Live animated radar for Boulder and surroundings — RainViewer.
NOAA GOES-16 GEOCOLOR — live animated loop updated every 10 minutes. Shows cloud cover, storm systems and weather patterns across the continental US.
Source: NOAA/NESDIS GOES-East · Public domain · Auto-updates on page reload
| Location | Boulder, Jefferson County, Montana |
| Coordinates | 46.236595°N, 112.120834°W |
| Timezone | Mountain Time (America/Denver) |
| ZIP Code(s) | 59632 |
| Area Code | 406 |
| Page generated | July 2026 |
| Weather data | Open-Meteo (open-source), NOAA National Weather Service |
About This Boulder, Montana Weather Page
This page provides live weather conditions and forecasts for Boulder, 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 Boulder includes coordinates 46.236595°N, 112.120834°W, situated in Jefferson County. ZIP code 59632. 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.
