Outdoor conditions in

South Williamsport

Pennsylvania
Now
  1. 64°Sunny1% rain60% humidityGusts 10 mph
  2. 62°Partly Cloudy1% rain67% humidityGusts 9 mph
  3. 61°Partly Cloudy1% rain70% humidityGusts 10 mph
  4. 60°Mostly Cloudy3% rain75% humidityGusts 13 mph
  5. 59°Mostly Cloudy3% rain80% humidityGusts 15 mph
  6. 59°Mostly Cloudy5% rain80% humidityGusts 17 mph
  7. 59°Cloudy13% rain83% humidityGusts 18 mph
  8. 58°Chance Rain Showers27% rain90% humidityGusts 21 mph
  9. 58°Chance Rain Showers34% rain90% humidityGusts 22 mph
  10. 57°Rain Showers Likely63% rain96% humidityGusts 22 mph
  11. 57°Rain Showers89% rain100% humidityGusts 22 mph
  12. 57°Rain Showers95% rain100% humidityGusts 23 mph
  13. 58°Rain Showers92% rain96% humidityGusts 23 mph
  14. 58°Rain Showers79% rain100% humidityGusts 22 mph
  15. 59°Rain Showers Likely58% rain96% humidityGusts 20 mph
  16. 59°Chance Rain Showers35% rain100% humidityGusts 17 mph
  17. 60°Chance Rain Showers27% rain100% humidityGusts 17 mph
  18. 65°Mostly Cloudy12% rain90% humidityGusts 17 mph
  19. 67°Mostly Cloudy14% rain87% humidityGusts 17 mph
  20. 70°Mostly Cloudy13% rain84% humidityGusts 20 mph
  21. 74°Slight Chance Rain Showers24% rain76% humidityGusts 21 mph
  22. 74°Showers And Thunderstorms80% rain76% humidityGusts 23 mph
  23. 74°Showers And Thunderstorms92% rain76% humidityGusts 26 mph
  24. 71°Showers And Thunderstorms Likely58% rain81% humidityGusts 26 mph
Extra care for

A little farther out

The next five days

Today

Today looks fairly quiet.

Rain
13%
Humidity
60–83%
Wind
18 mph
Fri

Friday looks wet for a meaningful stretch.

Rain
95%
Humidity
76–100%
Wind
26 mph
Sat

Saturday looks breezy.

Rain
2%
Humidity
39–86%
Wind
28 mph
Sun

Sunday looks fairly quiet.

Rain
1%
Humidity
42–89%
Wind
9 mph
Mon

Monday looks fairly quiet.

Rain
3%
Humidity
48–93%
Wind
8 mph
  1. 64° / 59°Today looks fairly quiet.13% rain · Humidity 60–83% · Wind 18 mph
  2. 74° / 55°Friday looks wet for a meaningful stretch.95% rain · Humidity 76–100% · Wind 26 mph
  3. 53° / 38°Saturday looks breezy.2% rain · Humidity 39–86% · Wind 28 mph
  4. 60° / 33°Sunday looks fairly quiet.1% rain · Humidity 42–89% · Wind 9 mph
  5. 64° / 36°Monday looks fairly quiet.3% rain · Humidity 48–93% · Wind 8 mph

Environmental watch

Air quality + smoke

Air quality

Williamsport area · Updated Thu 5:25 PM
21GoodUS AQI

Good through Sat 12 PM.

Sky check

No plume detected overhead

Satellite view · Updated Thu 2:45 PM

Air near ground21 · Good US AQI

Rain, in motion · Past four hours

South Williamsport radar

Ready when you areSee what is moving toward South Williamsport.

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 5 PM–8 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 60% with light wind and gusts below 11 mph.

Humidity
60%
Wind
6 mph
Gusts
10 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 Williamsport area, about 1 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 Williamsport, PA, 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.