Outdoor conditions in

South Portland

Maine
Now
  1. 51°Sunny0% rain66% humidityGusts 23 mph
  2. 53°Sunny0% rain59% humidityGusts 22 mph
  3. 55°Sunny0% rain53% humidityGusts 22 mph
  4. 57°Sunny0% rain49% humidityGusts 20 mph
  5. 58°Mostly Sunny0% rain45% humidityGusts 17 mph
  6. 59°Mostly Sunny0% rain40% humidityGusts 16 mph
  7. 59°Sunny0% rain42% humidityGusts 14 mph
  8. 59°Mostly Sunny0% rain42% humidityGusts 12 mph
  9. 58°Sunny0% rain45% humidityGusts 7 mph
  10. 54°Mostly Clear0% rain54% humidityGusts 5 mph
  11. 50°Partly Cloudy0% rain66% humidityGusts 5 mph
  12. 46°Partly Cloudy0% rain73% humidityGusts 5 mph
  13. 44°Partly Cloudy0% rain82% humidityGusts 2 mph
  14. 43°Partly Cloudy0% rain82% humidityGusts 2 mph
  15. 42°Mostly Cloudy0% rain82% humidityGusts 5 mph
  16. 41°Partly Cloudy0% rain89% humidityGusts 5 mph
  17. 40°Partly Cloudy0% rain92% humidityGusts 2 mph
  18. 41°Partly Cloudy1% rain89% humidityGusts 5 mph
  19. 39°Mostly Cloudy1% rain100% humidityGusts 5 mph
  20. 42°Mostly Cloudy2% rain89% humidityGusts 5 mph
  21. 42°Mostly Cloudy4% rain93% humidityGusts 7 mph
  22. 43°Slight Chance Rain Showers22% rain93% humidityGusts 12 mph
  23. 44°Chance Rain Showers29% rain89% humidityGusts 16 mph
  24. 47°Rain Showers Likely68% rain89% humidityGusts 20 mph
Extra care for

A little farther out

The next five days

Today

Today looks fairly quiet.

Rain
0%
Humidity
40–82%
Wind
23 mph
Fri

Friday looks wet for a meaningful stretch.

Rain
100%
Humidity
89–100%
Wind
30 mph
Sat

Saturday looks breezy.

Rain
35%
Humidity
37–96%
Wind
30 mph
Sun

Sunday looks fairly quiet.

Rain
1%
Humidity
41–79%
Wind
16 mph
Mon

Monday looks fairly quiet.

Rain
15%
Humidity
55–92%
Wind
23 mph
  1. 59° / 42°Today looks fairly quiet.0% rain · Humidity 40–82% · Wind 23 mph
  2. 62° / 39°Friday looks wet for a meaningful stretch.100% rain · Humidity 89–100% · Wind 30 mph
  3. 56° / 36°Saturday looks breezy.35% rain · Humidity 37–96% · Wind 30 mph
  4. 54° / 31°Sunday looks fairly quiet.1% rain · Humidity 41–79% · Wind 16 mph
  5. 59° / 36°Monday looks fairly quiet.15% rain · Humidity 55–92% · Wind 23 mph

Environmental watch

Air quality + smoke

Air quality

Southwest Coast area · Updated Thu 8:25 AM
19GoodUS AQI

No fresh outlook yet.

Sky check

No plume detected overhead

Satellite view · Updated Thu 8:45 AM

Air near ground19 · Good US AQI

Rain, in motion · Past four hours

South Portland radar

Ready when you areSee what is moving toward South Portland.

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 6 PM–9 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 timeNowUse caution

Sustained wind is 15 mph. Gusts may reach 23 mph.

Humidity
66%
Wind
15 mph
Gusts
23 mph

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

Nearby regional view

Explore Portland

About 5 miles away, the Portland hub looks more deeply at Portland, ME. It reflects that wider area rather than South Portland’s exact conditions.

About these readingsSources and local limits

Weather

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

Air quality

This reading describes Southwest Coast area, about 4 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 South Portland, ME, 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.