Outdoor conditions in

Williamstown

Pennsylvania
Now
  1. 61°Partly Cloudy3% rain72% humidityGusts 12 mph
  2. 59°Mostly Cloudy3% rain80% humidityGusts 13 mph
  3. 58°Mostly Cloudy5% rain83% humidityGusts 14 mph
  4. 57°Mostly Cloudy8% rain86% humidityGusts 17 mph
  5. 57°Mostly Cloudy6% rain90% humidityGusts 20 mph
  6. 56°Cloudy9% rain93% humidityGusts 20 mph
  7. 55°Slight Chance Rain Showers17% rain96% humidityGusts 22 mph
  8. 55°Chance Rain Showers31% rain96% humidityGusts 22 mph
  9. 54°Rain Showers Likely56% rain100% humidityGusts 22 mph
  10. 54°Rain Showers Likely65% rain100% humidityGusts 23 mph
  11. 55°Rain Showers86% rain100% humidityGusts 23 mph
  12. 55°Showers And Thunderstorms Likely68% rain100% humidityGusts 23 mph
  13. 56°Showers And Thunderstorms75% rain100% humidityGusts 23 mph
  14. 57°Chance Showers And Thunderstorms46% rain100% humidityGusts 23 mph
  15. 59°Cloudy13% rain100% humidityGusts 21 mph
  16. 61°Mostly Cloudy10% rain100% humidityGusts 21 mph
  17. 67°Mostly Cloudy10% rain90% humidityGusts 22 mph
  18. 70°Mostly Cloudy9% rain87% humidityGusts 21 mph
  19. 73°Partly Sunny6% rain81% humidityGusts 23 mph
  20. 77°Mostly Sunny5% rain74% humidityGusts 23 mph
  21. 77°Chance Showers And Thunderstorms30% rain76% humidityGusts 24 mph
  22. 77°Chance Showers And Thunderstorms54% rain76% humidityGusts 26 mph
  23. 76°Showers And Thunderstorms92% rain76% humidityGusts 28 mph
  24. 72°Showers And Thunderstorms87% rain84% humidityGusts 26 mph
Extra care for

A little farther out

The next five days

Today

Today looks fairly quiet.

Rain
9%
Humidity
65–93%
Wind
20 mph
Fri

Friday looks wet for a meaningful stretch.

Rain
92%
Humidity
74–100%
Wind
28 mph
Sat

Saturday looks breezy.

Rain
5%
Humidity
44–89%
Wind
30 mph
Sun

Sunday looks fairly quiet.

Rain
1%
Humidity
47–79%
Wind
9 mph
Mon

Monday looks fairly quiet.

Rain
6%
Humidity
51–93%
Wind
10 mph
  1. 64° / 56°Today looks fairly quiet.9% rain · Humidity 65–93% · Wind 20 mph
  2. 77° / 54°Friday looks wet for a meaningful stretch.92% rain · Humidity 74–100% · Wind 28 mph
  3. 53° / 37°Saturday looks breezy.5% rain · Humidity 44–89% · Wind 30 mph
  4. 58° / 32°Sunday looks fairly quiet.1% rain · Humidity 47–79% · Wind 9 mph
  5. 62° / 35°Monday looks fairly quiet.6% rain · Humidity 51–93% · Wind 10 mph

Environmental watch

Air quality + smoke

Air quality

Susquehanna Valley area · Updated Thu 5:25 PM
30GoodUS AQI

Good through Sat 12 PM.

Sky check

No plume detected overhead

Satellite view · Updated Thu 2:45 PM

Air near ground30 · Good US AQI

Rain, in motion · Past four hours

Williamstown radar

Ready when you areSee what is moving toward Williamstown.

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 timeNowLower weather concern

Humidity is 72% with light wind and gusts below 13 mph.

Humidity
72%
Wind
6 mph
Gusts
12 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 Susquehanna Valley area, about 44 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 Williamstown, 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.