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Arnold, Pennsylvania Weather

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

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🌿 Air Quality
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NWS Extended Forecast
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📡 Precipitation Radar

Live animated radar for Arnold 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 Arnold, Pennsylvania

Arnold rests in a landscape sculpted by the slow, persistent work of water and time, where the Allegheny River carves a broad path through rolling hills. It lies 5.6 miles north of Plum, PA (from Plum, PA: bearing 351°T), and is situated 6.6 miles north-east of Penn Hills. The terrain rises and falls with a gentle, persistent grace, each slope a study in greens and browns depending on the season. Dense woodlands, thick with the scent of damp earth and pine, give way to open fields that catch the sun in broad, golden swathes. Even in the heart of Arnold, the presence of the surrounding nature is palpable; the air carries the clean, cool breath of the river, and the distant call of birds can often be heard above the quiet hum of daily life. The sky here feels expansive, a vast canvas that shifts from the pale, clear blue of morning to the bruised purples and oranges of a summer twilight. The history of Arnold is deeply intertwined with the industrial might of the region, a legacy evident in the sturdy, brick buildings that still line some of its older streets. Coal mining and steel production once fueled the furnaces and the livelihoods of generations, leaving behind a quiet resilience in the character of its people. Though the heavy industry has largely receded, the echo of that past remains, a reminder of the hard work and determination that built this place. Today, Arnold's economy is more varied, with local businesses and services supporting the community, and the proximity to larger centers offering further opportunities. The river itself continues to be a vital artery, both for transportation and recreation, a constant presence that shapes the rhythm of life in Arnold.

LocationArnold, Westmoreland County, Pennsylvania
Coordinates40.580067°N, 79.766715°W
TimezoneEastern Time (America/New_York)
ZIP Code(s)15068
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