Outdoor conditions in

New Castle

Pennsylvania
Now
  1. 70°Partly Sunny3% rain62% humidityGusts 9 mph
  2. 70°Mostly Cloudy7% rain65% humidityGusts 9 mph
  3. 70°Mostly Cloudy7% rain68% humidityGusts 9 mph
  4. 69°Mostly Cloudy8% rain72% humidityGusts 10 mph
  5. 65°Mostly Cloudy5% rain82% humidityGusts 12 mph
  6. 64°Mostly Cloudy8% rain88% humidityGusts 13 mph
  7. 63°Mostly Cloudy9% rain92% humidityGusts 14 mph
  8. 63°Isolated Rain Showers18% rain95% humidityGusts 16 mph
  9. 63°Scattered Showers And Thunderstorms27% rain97% humidityGusts 18 mph
  10. 64°Chance Showers And Thunderstorms57% rain99% humidityGusts 20 mph
  11. 63°Chance Showers And Thunderstorms59% rain100% humidityGusts 21 mph
  12. 66°Chance Showers And Thunderstorms73% rain100% humidityGusts 22 mph
  13. 67°Chance Showers And Thunderstorms64% rain100% humidityGusts 24 mph
  14. 68°Scattered Showers And Thunderstorms45% rain98% humidityGusts 25 mph
  15. 70°Scattered Rain Showers44% rain93% humidityGusts 26 mph
  16. 70°Rain Showers Likely66% rain91% humidityGusts 28 mph
  17. 70°Chance Rain Showers42% rain91% humidityGusts 28 mph
  18. 70°Slight Chance Rain Showers23% rain90% humidityGusts 26 mph
  19. 68°Chance Rain Showers26% rain92% humidityGusts 28 mph
  20. 69°Showers And Thunderstorms Likely58% rain89% humidityGusts 26 mph
  21. 70°Showers And Thunderstorms90% rain84% humidityGusts 26 mph
  22. 68°Showers And Thunderstorms79% rain86% humidityGusts 26 mph
  23. 66°Showers And Thunderstorms Likely60% rain85% humidityGusts 25 mph
  24. 65°Rain Showers Likely60% rain83% humidityGusts 23 mph
Extra care for

A little farther out

The next five days

Today

Today looks fairly quiet.

Rain
27%
Humidity
62–97%
Wind
18 mph
Fri

Friday looks wet for a meaningful stretch.

Rain
90%
Humidity
81–100%
Wind
28 mph
Sat

Saturday looks wet for a meaningful stretch.

Rain
74%
Humidity
42–100%
Wind
26 mph
Sun

Sunday looks fairly quiet.

Rain
5%
Humidity
37–91%
Wind
12 mph
Mon

Monday looks fairly quiet.

Rain
5%
Humidity
43–97%
Wind
9 mph
  1. 70° / 52°Today looks fairly quiet.27% rain · Humidity 62–97% · Wind 18 mph
  2. 70° / 48°Friday looks wet for a meaningful stretch.90% rain · Humidity 81–100% · Wind 28 mph
  3. 51° / 37°Saturday looks wet for a meaningful stretch.74% rain · Humidity 42–100% · Wind 26 mph
  4. 61° / 32°Sunday looks fairly quiet.5% rain · Humidity 37–91% · Wind 12 mph
  5. 65° / 34°Monday looks fairly quiet.5% rain · Humidity 43–97% · Wind 9 mph

Environmental watch

Air quality + smoke

Air quality

Mercer County area · Updated Thu 2:25 PM
24GoodUS AQI

No fresh outlook yet.

Sky check

No plume detected overhead

Satellite view · Updated Thu 2:45 PM

Air near ground24 · Good US AQI

Rain, in motion · Past four hours

New Castle radar

Ready when you areSee what is moving toward New Castle.

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?

Use extra caution.

There is no lower-concern three-hour stretch in the next 12 hours.

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

Humidity is 62% with light wind and gusts below 10 mph.

Humidity
62%
Wind
5 mph
Gusts
9 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 Mercer County area, about 20 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 New Castle, 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.