Outdoor conditions in

Cornwall

Pennsylvania
Now
  1. 58°Mostly Sunny0% rain71% humidityGusts 13 mph
  2. 59°Mostly Sunny0% rain69% humidityGusts 12 mph
  3. 61°Mostly Sunny0% rain65% humidityGusts 10 mph
  4. 63°Mostly Sunny1% rain62% humidityGusts 9 mph
  5. 63°Partly Sunny2% rain62% humidityGusts 8 mph
  6. 64°Partly Sunny3% rain63% humidityGusts 8 mph
  7. 65°Partly Sunny4% rain60% humidityGusts 9 mph
  8. 63°Mostly Cloudy5% rain67% humidityGusts 10 mph
  9. 63°Mostly Cloudy5% rain67% humidityGusts 9 mph
  10. 62°Mostly Cloudy7% rain70% humidityGusts 10 mph
  11. 60°Cloudy10% rain78% humidityGusts 12 mph
  12. 59°Cloudy9% rain83% humidityGusts 14 mph
  13. 58°Slight Chance Light Rain15% rain87% humidityGusts 15 mph
  14. 58°Cloudy13% rain90% humidityGusts 16 mph
  15. 57°Slight Chance Light Rain22% rain93% humidityGusts 17 mph
  16. 58°Chance Light Rain39% rain90% humidityGusts 17 mph
  17. 57°Light Rain Likely60% rain93% humidityGusts 16 mph
  18. 57°Light Rain Likely57% rain96% humidityGusts 17 mph
  19. 58°Light Rain Likely56% rain96% humidityGusts 17 mph
  20. 58°Chance Light Rain47% rain100% humidityGusts 18 mph
  21. 59°Chance Light Rain44% rain100% humidityGusts 18 mph
  22. 60°Chance Light Rain41% rain96% humidityGusts 17 mph
  23. 61°Cloudy6% rain100% humidityGusts 18 mph
  24. 63°Cloudy2% rain100% humidityGusts 20 mph
Extra care for

A little farther out

The next five days

Today

Today looks fairly quiet.

Rain
15%
Humidity
60–90%
Wind
16 mph
Fri

Friday carries a thunderstorm chance.

Rain
72%
Humidity
71–100%
Wind
29 mph
Sat

Saturday looks breezy.

Rain
20%
Humidity
47–89%
Wind
31 mph
Sun

Sunday looks fairly quiet.

Rain
10%
Humidity
48–76%
Wind
10 mph
Mon

Monday looks fairly quiet.

Rain
13%
Humidity
60–89%
Wind
13 mph
  1. 65° / 57°Today looks fairly quiet.15% rain · Humidity 60–90% · Wind 16 mph
  2. 78° / 57°Friday carries a thunderstorm chance.72% rain · Humidity 71–100% · Wind 29 mph
  3. 59° / 38°Saturday looks breezy.20% rain · Humidity 47–89% · Wind 31 mph
  4. 55° / 34°Sunday looks fairly quiet.10% rain · Humidity 48–76% · Wind 10 mph
  5. 61° / 38°Monday looks fairly quiet.13% rain · Humidity 60–89% · Wind 13 mph

Environmental watch

Air quality + smoke

Air quality

Susquehanna Valley area · Updated Thu 10:25 AM
21GoodUS AQI

Good now, rising to Moderate by Fri 12 PM.

Sky check

No plume detected overhead

Satellite view · Updated Thu 8:45 AM

Air near ground21 · Good US AQI

Rain, in motion · Past four hours

Cornwall radar

Ready when you areSee what is moving toward Cornwall.

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 71% with light wind and gusts below 14 mph.

Humidity
71%
Wind
7 mph
Gusts
13 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 Lancaster

About 17 miles away, the Lancaster hub looks more deeply at Lancaster, PA. It reflects that wider area rather than Cornwall’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 Susquehanna Valley area, about 25 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 Cornwall, 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.