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Portland, Pennsylvania Weather

Portland, Pennsylvania — live current conditions, hourly and 7-day forecasts, NWS alerts, radar and satellite imagery for Portland, Northampton 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

Full aviation weather for Portland is published on the Alexandria Field Airport (KN85) page, 38 km away. It carries the current METAR decoded into plain language — surface wind, visibility, cloud layers and ceiling, temperature and dewpoint, and altimeter setting — alongside the raw observation as transmitted. 5 airfields within reach of Portland have their own pages, listed below.

The Terminal Aerodrome Forecast (TAF) is shown across its full validity period, with each change group broken out so you can see when conditions are expected to shift. Flight category is derived automatically — VFR, MVFR, IFR or LIFR — from reported ceiling and visibility, with runway details and field elevation alongside. Observations update roughly hourly and forecasts several times a day.

Other airports near Portland: Lehigh Valley International Airport (KABE) 42 km · Allentown Queen City Municipal Airport (KXLL) 51 km · Jake Arner Memorial Airport (K22N) 57 km · Quakertown Airport (KUKT) 59 km

Conditions reported at KN85 describe the airfield itself. Weather 38 km away can differ, particularly in terrain or near the coast. For conditions at Portland specifically, see the current conditions and forecast above.

🌿 Air Quality
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About Portland, Pennsylvania

Portland sprawls along the Delaware River, a place where the soft Pennsylvania hills meet the water's edge with a quiet grace. It lies 17.5 miles north-north-east of Easton, PA (from Easton, PA: bearing 22°T), and is situated 9.6 miles west-north-west of Warren. The terrain here is a study in gentle contours, rolling slopes giving way to the broad, dark ribbon of the river, its surface often reflecting the bruised purples and fiery oranges of the evening sky. Houses cling to the hillsides like hardy wildflowers, their windows catching the last rays of sunlight, and the air carries the faint, earthy scent of damp soil and distant woodsmoke. The character of Portland feels rooted, unpretentious, a community that has weathered seasons and changes with a stoic resilience, its streets often echoing with the murmur of conversations drifting from open doorways and the distant rumble of freight trains marking their passage. Founded in the early days of American expansion, Portland's history is inextricably linked to the Delaware River, which served as a vital artery for commerce and a source of power for nascent industries. For generations, the local economy was shaped by the river's bounty and the surrounding fertile land, with logging and agriculture playing significant roles. Later, the rise of industry brought foundries and manufacturing, leaving behind a legacy of sturdy, brick buildings that now stand as quiet reminders of a more boisterous past. Today, while manufacturing has waned, the enduring spirit of Portland persists, a place where the rhythm of life is still dictated by the flow of the river and the enduring embrace of the surrounding countryside, a quiet testament to its enduring character.

NWS Extended Forecast
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📡 Precipitation Radar

Live animated radar for Portland 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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LocationPortland, Northampton County, Pennsylvania
Coordinates40.923152°N, 75.096565°W
TimezoneEastern Time (America/New_York)
ZIP Code(s)18351, 18343
Area Code215, 223, 267, 272, 412, 445, 484, 570, 582, 610, 717, 724, 814, 835, 878
Page generatedSeptember 2026
Weather dataOpen-Meteo (open-source), NOAA National Weather Service

About This Portland, Pennsylvania Weather Page

This page provides live weather conditions and forecasts for Portland, Pennsylvania, including current conditions, a 24-hour hourly forecast, 7-day outlook, NWS extended text forecast, precipitation radar and NOAA GOES-16 satellite imagery. Aviation weather — live METAR observations and TAF forecasts — is published separately on the pages for the nearest reporting airports, linked from the aviation section above. 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 Portland includes coordinates 40.923152°N, 75.096565°W, situated in Northampton County. ZIP code 18351, 18343. 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. 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.