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Union, Louisiana Weather

Union, Louisiana — live current conditions, hourly and 7-day forecasts, NWS alerts, aviation weather, radar and satellite imagery, tides and marine conditions, soil and crop conditions for Union, St. James Parish.

🌡️ 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 Union. Nearest NOAA tide station:

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✈️ Aviation Weather

Flight conditions near Union — sourced from the FAA Aviation Weather Center. Nearest reporting station: locating…

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🚜 Agricultural Weather

Soil conditions, frost risk and crop weather for Union.

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NWS Extended Forecast
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📡 Precipitation Radar

Live animated radar for Union 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 Union, Louisiana

Union unfolds as a broad, sun-drenched landscape where the rich, dark earth presses close to the sky, a place where the air itself seems to hold the scent of damp soil and the distant hum of unseen insects. It lies 15.4 miles south-south-east of Prairieville, LA (from Prairieville, LA: bearing 165°T), and is situated 5.4 miles east of Donaldsonville. Immense live oaks, their branches draped with Spanish moss like ancient, sorrowful beards, punctuate the flat expanse, offering islands of shade in the pervasive Louisiana heat. The terrain here is a testament to the gentle, persistent work of water, a land shaped by slow-moving bayous and the occasional, generous swell of the Mississippi River, its presence felt more as a vast, unseen force than a visible boundary. The light at dusk can be astonishing, a molten gold that spills across the fields and softens the edges of the world, making the very air feel thick and palpable. This is a land where history is layered like sediment, each stratum whispering tales of its past. Union's economy has long been tethered to the bounty of its soil, a heritage deeply rooted in agriculture. For generations, sugarcane has been king, its tall, verdant stalks a familiar sight stretching to the horizon, a symbol of enduring labor and a sweet, potent yield. The echoes of the past are not confined to the fields; they are felt in the quiet dignity of the old plantation homes that still stand, weathered but proud, and in the enduring traditions of a community that has learned to thrive amidst the cycles of nature and the changing currents of time. The gentle flow of the nearby waterways, vital arteries for transport and sustenance, also carries a subtle narrative of trade and connection, linking Union to the broader currents of Louisiana's story.

LocationUnion, St. James Parish, Louisiana
Coordinates30.087144°N, 90.904819°W
TimezoneCentral Time (America/Chicago)
ZIP Code(s)70723
Area Code985
Page generatedJune 2026
Weather dataOpen-Meteo (open-source), NOAA National Weather Service