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Sparta, New Jersey Weather

Sparta, New Jersey — 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 Sparta, Sussex 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 Sparta. Tide source:

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

Flight conditions near Sparta. Data source: locating…

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🚜 Agricultural Weather

Soil conditions, frost risk and crop weather for Sparta.

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About Sparta, New Jersey

Sparta rests in a landscape of rolling hills, where the land rises and falls with a quiet dignity. It lies 12.2 miles north-north-west of Randolph, NJ (from Randolph, NJ: bearing 348°T), and is situated 7.0 miles north of Hopatcong. The air, especially after a summer rain, carries the clean scent of damp earth and pine needles, a refreshing balm to the lungs. Fields of corn and soybeans stretch out like patchwork quilts, their greens and golds softening under the vast New Jersey sky, while dense woodlands, a mosaic of oak, maple, and birch, climb the slopes, their shadows lengthening as the afternoon wanes. The occasional glint of sunlight on distant water hints at the presence of lakes, small jewels scattered across the terrain. The history of Sparta is deeply entwined with its agricultural roots, a legacy still visible in the weathered barns and stone walls that trace the contours of the land. For generations, the fertile soil here sustained hardworking families, their lives dictated by the seasons and the bounty of the earth. While farming remains a quiet cornerstone of its identity, Sparta has also found a place in the modern economy, with a steady stream of commuters heading to larger hubs, and a growing appreciation for its natural beauty drawing visitors to its lakes and trails. The presence of Lake Mohawk, with its distinctive castle-like clubhouse, stands as a charming, almost whimsical landmark, a testament to the unique character that Sparta cultivates.

NWS Extended Forecast
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📡 Precipitation Radar

Live animated radar for Sparta 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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LocationSparta, Sussex County, New Jersey
Coordinates41.033431°N, 74.638495°W
TimezoneEastern Time (America/New_York)
ZIP Code(s)07871
Area Code732, 848
Page generatedJuly 2026
Weather dataOpen-Meteo (open-source), NOAA National Weather Service

About This Sparta, New Jersey Weather Page

This page provides live weather conditions and forecasts for Sparta, New Jersey, 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 Sparta includes coordinates 41.033431°N, 74.638495°W, situated in Sussex County. ZIP code 07871. Telephone area code: 732, 848. 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.