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Grand Isle, Maine Weather

Grand Isle, Maine — live current conditions, hourly and 7-day forecasts, NWS alerts, aviation weather, radar and satellite imagery, tide predictions, marine conditions and a solunar fishing forecast, soil and crop conditions for Grand Isle, Aroostook 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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🌊 Marine & Fishing

Tides, marine forecast and fishing conditions near Grand Isle. Tide source:

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🎣 Best times to fish today (solunar)
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✈️ Aviation Weather

Flight conditions near Grand Isle. Data source: locating…

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🚜 Agricultural Weather

Soil conditions, frost risk and crop weather for Grand Isle.

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About Grand Isle, Maine

Grand Isle unfurls itself along the St. John River, a ribbon of blue that carves through a land of rolling hills and fertile fields. It lies 175.6 miles north of Bangor, ME (from Bangor, ME: bearing 10°T), and is situated 14.4 miles north-west of Van Buren. Here, the sky stretches out with an almost audacious breadth, a canvas of ever-shifting blues and greys that can transform from a crisp, invigorating clarity to a brooding, dramatic expanse in the span of an afternoon. The air itself carries a certain weight, scented with the damp earth after a rain and the distant, sweet perfume of ripening crops. The landscape is a mosaic of emerald pastures and rich, dark soil, punctuated by the sturdy, unassuming architecture of farmsteads that seem to have grown organically from the terrain. In the quiet of dawn, a soft, pearlescent light washes over the fields, lending a dreamlike quality to the awakening world, a gentle hush before the day's work begins. The history of Grand Isle is as deeply rooted as the ancient oaks that stand sentinel on its western slopes, a narrative woven from the hardy spirit of its early settlers and the enduring bounty of its land. For generations, the local economy has been inextricably tied to the earth, with potato farming reigning supreme, its golden harvest a testament to the meticulous care and hard-won knowledge passed down through families. The St. John River, a constant companion, has not only shaped the physical contours of Grand Isle but also its very soul, offering a vital artery for transport and sustenance throughout its formative years. While grand pronouncements of its past may be few, the quiet resilience and understated pride of its people speak volumes, a living legacy etched into the very character of this enduring corner of Aroostook County.

NWS Extended Forecast
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📡 Precipitation Radar

Live animated radar for Grand Isle 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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LocationGrand Isle, Aroostook County, Maine
Coordinates47.305319°N, 68.15198°W
TimezoneAtlantic Time (America/Moncton)
ZIP Code(s)04746
Area Code207
Page generatedJuly 2026
Weather dataOpen-Meteo (open-source), NOAA National Weather Service

About This Grand Isle, Maine Weather Page

This page provides live weather conditions and forecasts for Grand Isle, Maine, 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 Grand Isle includes coordinates 47.305319°N, 68.151980°W, situated in Aroostook County. ZIP code 04746. Telephone area code: 207. Timezone: Atlantic Time (America/Moncton).

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.