Port Arthur, TX Weather Forecast
Jefferson County, Texas
Live radar, warnings and storm tracking for Port Arthur, with free alerts the moment it counts.
The next few hours
Taller, warmer bars mean heavier rain. Dotted means no reading for that hour.
Hour by hour
Sunrise and sunset
Next five days, scored 0 to 100The first day or two use the HRRR and NBM cloud layers. Later days only have total cloud, so treat them as a rough guide.
Know when sunset at this place will be worth a photo
We score every sunrise and sunset here from the cloud, haze and smoke forecast, and let you know when one is likely to light up. Sunrise the evening before, sunset a few hours ahead.
Seven-day outlook
Free alerts for Port Arthur
Every NWS warning, pushed to your phone, inbox or webhook the moment it is issued.
Port Arthur, TX at a glance
Port Arthur is home to about 55,547 people in Jefferson County, across 76 square miles. It ranks 68th by population of 536 places in Texas with a forecast here. The nearest neighbour with its own forecast is Groves, 3 miles away.
- County
- Jefferson County
- Population
- 55,547 2023 est.
- Land area
- 76 sq mi
- People per sq mi
- 735
- Forecast point
- 29.9000°N, 93.8944°W
How well can the network see Port Arthur?
The nearest Doppler radar is KLCH (Lake Charles, LA), to the ENE. Its lowest scan passes about 2,900 ft above Port Arthur. Close enough to see rotation in the low part of a storm, where tornadoes form. Port Arthur is closer to its radar than 51% of US cities.
The closest weather station is KBPT (Beaumont/SE Texas Rgnl). Representative on most days, though a thunderstorm can hit one and miss the other.
Forecasts near Port Arthur
- Groves, TX3 mi
- Port Neches, TX6 mi
- Nederland, TX8 mi
- Bridge City, TX10 mi
- West Orange, TX15 mi
- Vidor, TX17 mi
- Orange, TX18 mi
- Beaumont, TX20 mi
Elsewhere in Texas
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