Outdoor conditions in

Defiance

Pennsylvania
Now
  1. 58°Partly Sunny2% rain77% humidityGusts 2 mph
  2. 61°Mostly Cloudy2% rain70% humidityGusts 8 mph
  3. 62°Mostly Cloudy4% rain70% humidityGusts 9 mph
  4. 62°Chance Rain Showers27% rain70% humidityGusts 10 mph
  5. 62°Chance Rain Showers37% rain72% humidityGusts 10 mph
  6. 62°Chance Rain Showers35% rain72% humidityGusts 12 mph
  7. 61°Chance Rain Showers34% rain78% humidityGusts 12 mph
  8. 61°Chance Rain Showers29% rain78% humidityGusts 13 mph
  9. 59°Slight Chance Rain Showers24% rain83% humidityGusts 14 mph
  10. 56°Cloudy13% rain93% humidityGusts 15 mph
  11. 56°Slight Chance Light Rain21% rain93% humidityGusts 16 mph
  12. 56°Chance Light Rain36% rain93% humidityGusts 17 mph
  13. 56°Chance Light Rain48% rain93% humidityGusts 16 mph
  14. 54°Chance Light Rain50% rain100% humidityGusts 17 mph
  15. 55°Chance Light Rain53% rain100% humidityGusts 17 mph
  16. 56°Chance Light Rain32% rain100% humidityGusts 18 mph
  17. 56°Chance Light Rain31% rain100% humidityGusts 20 mph
  18. 57°Slight Chance Light Rain24% rain100% humidityGusts 21 mph
  19. 58°Slight Chance Light Rain18% rain100% humidityGusts 21 mph
  20. 59°Slight Chance Light Rain17% rain100% humidityGusts 21 mph
  21. 59°Mostly Cloudy14% rain100% humidityGusts 20 mph
  22. 61°Partly Sunny2% rain100% humidityGusts 18 mph
  23. 63°Mostly Sunny2% rain97% humidityGusts 20 mph
  24. 70°Mostly Sunny0% rain84% humidityGusts 21 mph
Extra care for

A little farther out

The next five days

Today

Today has a real shower chance.

Rain
48%
Humidity
70–93%
Wind
17 mph
Fri

Friday carries a thunderstorm chance.

Rain
65%
Humidity
64–100%
Wind
29 mph
Sat

Saturday looks breezy.

Rain
20%
Humidity
46–86%
Wind
33 mph
Sun

Sunday looks fairly quiet.

Rain
10%
Humidity
40–82%
Wind
9 mph
Mon

Monday looks fairly quiet.

Rain
10%
Humidity
49–85%
Wind
8 mph
  1. 62° / 56°Today has a real shower chance.48% rain · Humidity 70–93% · Wind 17 mph
  2. 79° / 54°Friday carries a thunderstorm chance.65% rain · Humidity 64–100% · Wind 29 mph
  3. 53° / 38°Saturday looks breezy.20% rain · Humidity 46–86% · Wind 33 mph
  4. 58° / 32°Sunday looks fairly quiet.10% rain · Humidity 40–82% · Wind 9 mph
  5. 61° / 37°Monday looks fairly quiet.10% rain · Humidity 49–85% · Wind 8 mph

Environmental watch

Air quality + smoke

Air quality

Altoona area · Updated Thu 11:25 AM
18GoodUS AQI

Good through Fri 12 PM.

Sky check

No plume detected overhead

Satellite view · Updated Thu 8:45 AM

Air near ground18 · Good US AQI

Rain, in motion · Past four hours

Defiance radar

Ready when you areSee what is moving toward Defiance.

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 4 PM–7 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 77% with light wind and gusts below 3 mph.

Humidity
77%
Wind
1 mph
Gusts
2 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 Altoona area, about 26 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 Defiance, 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.