Outdoor conditions in

Harbor Island

South Carolina
Now
  1. 73°Sunny0% rain93% humidityGusts 8 mph
  2. 75°Mostly Sunny0% rain87% humidityGusts 8 mph
  3. 77°Sunny0% rain79% humidityGusts 8 mph
  4. 79°Mostly Sunny0% rain72% humidityGusts 7 mph
  5. 79°Sunny0% rain72% humidityGusts 8 mph
  6. 80°Sunny0% rain72% humidityGusts 9 mph
  7. 80°Sunny0% rain72% humidityGusts 12 mph
  8. 80°Sunny0% rain72% humidityGusts 13 mph
  9. 80°Sunny0% rain69% humidityGusts 14 mph
  10. 79°Clear0% rain74% humidityGusts 14 mph
  11. 77°Clear0% rain79% humidityGusts 14 mph
  12. 76°Clear0% rain82% humidityGusts 14 mph
  13. 74°Clear0% rain87% humidityGusts 13 mph
  14. 74°Mostly Clear0% rain90% humidityGusts 13 mph
  15. 74°Mostly Clear0% rain90% humidityGusts 13 mph
  16. 74°Mostly Clear0% rain90% humidityGusts 12 mph
  17. 74°Mostly Clear0% rain90% humidityGusts 12 mph
  18. 74°Mostly Clear0% rain90% humidityGusts 12 mph
  19. 73°Mostly Clear0% rain93% humidityGusts 12 mph
  20. 73°Mostly Clear0% rain90% humidityGusts 10 mph
  21. 73°Mostly Clear0% rain90% humidityGusts 10 mph
  22. 72°Sunny0% rain93% humidityGusts 9 mph
  23. 72°Sunny0% rain97% humidityGusts 9 mph
  24. 72°Sunny0% rain97% humidityGusts 9 mph
Extra care for

A little farther out

The next five days

Today

Today looks fairly quiet.

Rain
0%
Humidity
69–97%
Wind
14 mph
Fri

Friday looks fairly quiet.

Rain
2%
Humidity
69–97%
Wind
20 mph
Sat

Saturday looks breezy.

Rain
34%
Humidity
61–90%
Wind
31 mph
Sun

Sunday looks breezy.

Rain
9%
Humidity
65–81%
Wind
35 mph
Mon

Monday looks breezy.

Rain
18%
Humidity
66–87%
Wind
29 mph
  1. 80° / 71°Today looks fairly quiet.0% rain · Humidity 69–97% · Wind 14 mph
  2. 81° / 72°Friday looks fairly quiet.2% rain · Humidity 69–97% · Wind 20 mph
  3. 76° / 61°Saturday looks breezy.34% rain · Humidity 61–90% · Wind 31 mph
  4. 66° / 55°Sunday looks breezy.9% rain · Humidity 65–81% · Wind 35 mph
  5. 71° / 59°Monday looks breezy.18% rain · Humidity 66–87% · Wind 29 mph

Environmental watch

Air quality + smoke

Air quality

Charleston area · Updated Thu 8:25 AM
46GoodUS AQI

No fresh outlook yet.

Sky check

No plume detected overhead

Satellite view · Updated Thu 8:45 AM

Air near ground46 · Good US AQI

Rain, in motion · Past four hours

Harbor Island radar

Ready when you areSee what is moving toward Harbor Island.

Watch the last four hours of rain, then search any nearby trail, lake, or address.

View the official forecast ↗

Outdoor fire check

Thinking about a backyard fire?

Weather is less concerning around 9 AM–12 PM.

Humidity stays higher and winds stay lighter for at least three hours.

Next 12 hoursChoose a time to see what is driving the concern.
Selected timeNowLower weather concern

Humidity is 93% with light wind and gusts below 9 mph.

Humidity
93%
Wind
3 mph
Gusts
8 mph

Check local rules. Weather is only part of the decision. Check city, county, and land-manager fire restrictions before lighting any outdoor fire.

About these readingsSources and local limits

Weather

Forecasts, alerts, and radar come from NOAA and the National Weather Service.

Air quality

This reading describes Charleston area, about 39 miles away. Conditions can differ at this exact spot.

Smoke

Satellite imagery shows smoke overhead. It cannot tell us how much smoke has reached breathing level.

This page represents Harbor Island, SC, so conditions can vary from street to street. Environmental data: AirNow · participating air agencies · preliminary real-time US AQI · NOAA Hazard Mapping System · satellite-observed smoke.