Columbia, MD 21046 Air Quality

Air quality index43Good

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

050100150200300+

Next 24 hours

US AQI

1. 41Now
2. 43
3. 44
4. 453 PM
5. 46
6. 46
7. 476 PM
8. 46
9. 46
10. 459 PM
11. 49
12. 53
13. 5712 AM
14. 59
15. 61
16. 633 AM
17. 60
18. 58
19. 556 AM
20. 50
21. 46
22. 419 AM
23. 43
24. 45

Air quality outlook

Worst hour each day

• Today53Moderate
• Tue 2063Moderate
• Wed 2147Good
• Thu 2249Good
• Fri 2343Good

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

Live radar

Open full map

Radar Satellite Temperature Wind Feels like Air quality Lightning

About ZIP code 21046

ZIP code 21046 is Columbia, in Howard County, Maryland. This forecast is for the centre of the ZIP area at 39.174°, -76.835°, 5 mi from central Columbia. Right now it’s 62° and mostly clear; today’s high is 66° with a 0% chance of rain.

Columbia, MD forecast

Nearby ZIP codes

21045 · Columbia, MD20763 · Savage, MD20794 · Jessup, MD20723 · Laurel, MD21044 · Columbia, MD20701 · Annapolis Junction, MD21075 · Elkridge, MD20759 · Fulton, MD21043 · Ellicott City, MD21076 · Hanover, MD20707 · Laurel, MD20724 · Laurel, MD

More Maryland cities

AnnapolisBaltimoreBethesdaBowieColumbiaDundalkEllicott CityFrederickGaithersburgGermantownGlen BurnieOcean CityRockvilleSilver SpringTowsonWaldorf