Mount Union, Pennsylvania Weather
Mount Union, Pennsylvania — live current conditions, hourly and 7-day forecasts, NWS alerts, aviation weather, radar and satellite imagery, soil and crop conditions for Mount Union, Franklin County.
Flight conditions near Mount Union. Data source: locating…
Soil conditions, frost risk and crop weather for Mount Union.
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.
Live animated radar for Mount Union 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 | Mount Union, Franklin County, Pennsylvania |
| Coordinates | 39.90537°N, 77.503043°W |
| Timezone | Eastern Time (America/New_York) |
| ZIP Code(s) | 17222, 17066 |
| Area Code | 215, 223, 267, 272, 412, 445, 484, 570, 582, 610, 717, 724, 814, 835, 878 |
| Page generated | July 2026 |
| Weather data | Open-Meteo (open-source), NOAA National Weather Service |
About This Mount Union, Pennsylvania Weather Page
This page provides live weather conditions and forecasts for Mount Union, Pennsylvania, 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 Mount Union includes coordinates 39.905370°N, 77.503043°W, situated in Franklin County. ZIP code 17222, 17066. Telephone area code: 215, 223, 267, 272, 412, 445, 484, 570, 582, 610, 717, 724, 814, 835, 878. Timezone: Eastern Time (America/New_York).
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.
