Outdoor conditions in

Harlansburg

Pennsylvania
Now
  1. 67°Mostly Sunny4% rain68% humidityGusts 10 mph
  2. 69°Partly Sunny4% rain66% humidityGusts 10 mph
  3. 68°Partly Sunny7% rain70% humidityGusts 10 mph
  4. 68°Mostly Cloudy6% rain74% humidityGusts 10 mph
  5. 66°Mostly Cloudy7% rain78% humidityGusts 12 mph
  6. 63°Mostly Cloudy5% rain88% humidityGusts 14 mph
  7. 61°Mostly Cloudy8% rain93% humidityGusts 14 mph
  8. 61°Mostly Cloudy8% rain95% humidityGusts 15 mph
  9. 61°Isolated Rain Showers17% rain98% humidityGusts 17 mph
  10. 61°Scattered Showers And Thunderstorms29% rain99% humidityGusts 17 mph
  11. 62°Chance Showers And Thunderstorms56% rain100% humidityGusts 20 mph
  12. 62°Chance Showers And Thunderstorms66% rain100% humidityGusts 20 mph
  13. 65°Showers And Thunderstorms77% rain100% humidityGusts 22 mph
  14. 66°Chance Showers And Thunderstorms69% rain100% humidityGusts 23 mph
  15. 67°Scattered Showers And Thunderstorms45% rain100% humidityGusts 24 mph
  16. 69°Scattered Rain Showers41% rain96% humidityGusts 26 mph
  17. 69°Rain Showers Likely65% rain95% humidityGusts 26 mph
  18. 69°Chance Rain Showers37% rain93% humidityGusts 26 mph
  19. 68°Slight Chance Rain Showers24% rain93% humidityGusts 25 mph
  20. 67°Chance Rain Showers25% rain96% humidityGusts 26 mph
  21. 68°Showers And Thunderstorms Likely57% rain92% humidityGusts 28 mph
  22. 69°Showers And Thunderstorms89% rain88% humidityGusts 28 mph
  23. 67°Showers And Thunderstorms86% rain91% humidityGusts 28 mph
  24. 65°Showers And Thunderstorms Likely67% rain92% humidityGusts 26 mph
Extra care for

A little farther out

The next five days

Today

Today looks fairly quiet.

Rain
29%
Humidity
66–99%
Wind
17 mph
Fri

Friday looks wet for a meaningful stretch.

Rain
89%
Humidity
88–100%
Wind
28 mph
Sat

Saturday looks wet for a meaningful stretch.

Rain
71%
Humidity
46–100%
Wind
25 mph
Sun

Sunday looks fairly quiet.

Rain
5%
Humidity
41–91%
Wind
12 mph
Mon

Monday looks fairly quiet.

Rain
6%
Humidity
48–96%
Wind
10 mph
  1. 69° / 51°Today looks fairly quiet.29% rain · Humidity 66–99% · Wind 17 mph
  2. 69° / 47°Friday looks wet for a meaningful stretch.89% rain · Humidity 88–100% · Wind 28 mph
  3. 50° / 35°Saturday looks wet for a meaningful stretch.71% rain · Humidity 46–100% · Wind 25 mph
  4. 60° / 31°Sunday looks fairly quiet.5% rain · Humidity 41–91% · Wind 12 mph
  5. 64° / 34°Monday looks fairly quiet.6% rain · Humidity 48–96% · Wind 10 mph

Environmental watch

Air quality + smoke

Air quality

Mercer County area · Updated Thu 1:26 PM
23GoodUS AQI

Good through Fri 12 PM.

Sky check

No plume detected overhead

Satellite view · Updated Thu 8:45 AM

Air near ground23 · Good US AQI

Rain, in motion · Past four hours

Harlansburg radar

Ready when you areSee what is moving toward Harlansburg.

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 2 PM–5 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 68% with light wind and gusts below 11 mph.

Humidity
68%
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 Mercer County area, about 17 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 Harlansburg, 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.