Port Arthur, TX 77640 Air Quality

Air quality index37Good

Air quality is great — a good day to be outside.

050100150200300+

Next 24 hours

US AQI

1. 37Now
2. 37
3. 37
4. 378 AM
5. 37
6. 36
7. 3511 AM
8. 37
9. 38
10. 392 PM
11. 40
12. 41
13. 415 PM
14. 41
15. 40
16. 398 PM
17. 39
18. 38
19. 3711 PM
20. 37
21. 37
22. 372 AM
23. 37
24. 37

Air quality outlook

Worst hour each day

• Today42Good
• Sun 1859Moderate
• Mon 1984Moderate
• Tue 2094Moderate
• Wed 2163Moderate

From our air-quality forecast models (GEOS-CF / GEFS aerosols). AQI uses the US EPA scale.

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Radar Satellite Temperature Wind Feels like Air quality Lightning

About ZIP code 77640

ZIP code 77640 is Port Arthur, in Jefferson County, Texas. This forecast is for the centre of the ZIP area at 29.881°, -93.941°, in central Port Arthur. Right now it’s 58° and mostly clear; today’s high is 70° with a 0% chance of rain.

Port Arthur, TX forecast

Nearby ZIP codes

77619 · Groves, TX77642 · Port Arthur, TX77651 · Port Neches, TX77627 · Nederland, TX77611 · Bridge City, TX77655 · Sabine Pass, TX77630 · Orange, TX77705 · Beaumont, TX77701 · Beaumont, TX77707 · Beaumont, TX77702 · Beaumont, TX77703 · Beaumont, TX

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