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Mount Union, Pennsylvania Weather

Mount Union, Pennsylvania — live current conditions, hourly and 7-day forecasts, NWS alerts, aviation weather, radar and satellite imagery for Mount Union, Franklin 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 Mount Union — sourced from the FAA Aviation Weather Center. Nearest reporting station: locating…

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NWS Extended Forecast
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📡 Precipitation Radar

Live animated radar for Mount Union 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 Mount Union, Pennsylvania

Mount Union rises from the embrace of rolling hills, a place where the Juniata River’s quiet murmur forms a constant companion to the land. It lies 21.6 miles north-north-east of Hagerstown, MD (from Hagerstown, MD: bearing 32°T), and is situated 8.7 miles east-south-east of Chambersburg. The terrain here is a testament to ancient geological forces, with slopes that climb towards skies often painted in hues of soft lavender and bruised plum at dusk, the light catching the distant ridges with a tender, fleeting glow. Fields of amber grain sway in the breeze, interspersed with stands of deciduous trees whose leaves, in their seasonal turn, offer a vibrant spectacle of fiery reds and rich golds. The air itself carries a crisp, clean scent, a blend of fertile earth and the distant whisper of pine. The history of Mount Union is deeply entwined with the river that flows beside it, a vital artery for transport and commerce in days past. This locality once pulsed with the industry of iron production, the echoes of furnaces and forges still seeming to linger in the very stones of older buildings, though that era has long since receded. Today, agriculture remains a cornerstone of Mount Union's economy, with farms that have been tended by generations of families, their livelihood tied to the dependable cycles of planting and harvest. The community carries a quiet resilience, a character forged by the land and the enduring spirit of its people, who find beauty in the steady rhythm of life and the enduring strength of their shared heritage.

LocationMount Union, Franklin County, Pennsylvania
Coordinates39.90537°N, 77.503043°W
TimezoneEastern Time (America/New_York)
ZIP Code(s)17066
Area Code215, 223, 267, 272, 412, 445, 484, 570, 582, 610, 717, 724, 814, 835, 878
Page generatedJune 2026
Weather dataOpen-Meteo (open-source), NOAA National Weather Service