National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Thunderstorms and Heavy Rains in the Appalachians

Multiple rounds of moderate to locally heavy rain will impact portions of the Appalachians and Mid-Atlantic, which may lead to flash flooding concerns. Thunderstorms with isolated severe wind gusts will be possible this afternoon from parts of the Southeast into the southern and central Appalachians. A multi-day heavy rain will pose a flash flood threat in New Mexico beginning Tuesday. Read More >

Hazardous Weather Conditions

Current conditions at

Beaver County Airport (KBVI)

Lat: 40.77°NLon: 80.38°WElev: 1266ft.

Light Drizzle

57°F

14°C

Humidity 83%
Wind Speed NE 3 mph
Barometer 30.09 in
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 21 Sep 4:15 pm EDT
Extended Forecast for

East Rochester PA

  • This Afternoon

    This Afternoon: Showers. High near 62. East wind around 9 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 62 °F

    Showers

  • Tonight

    Tonight: Showers, mainly before midnight. Low around 55. Northeast wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 55 °F

    Showers then
    Chance
    Showers

  • Tuesday

    Tuesday: Showers likely, mainly after 9am. Cloudy, with a high near 62. East wind 9 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 62 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely before 1am, then showers likely after 2am. Cloudy, with a low around 53. East wind 10 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 53 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 62. East wind around 11 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 62 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 51. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 51 °F

    Chance
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

Detailed Forecast

This Afternoon
Showers. High near 62. East wind around 9 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Showers, mainly before midnight. Low around 55. Northeast wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Showers likely, mainly after 9am. Cloudy, with a high near 62. East wind 9 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Showers likely before 1am, then showers likely after 2am. Cloudy, with a low around 53. East wind 10 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 62. East wind around 11 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 51. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Mostly sunny, with a high near 65.
Thursday Night
Mostly clear, with a low around 46.
Friday
Sunny, with a high near 67.
Friday Night
Partly cloudy, with a low around 46.
Saturday
Sunny, with a high near 68.
Saturday Night
Partly cloudy, with a low around 48.
Sunday
Mostly sunny, with a high near 70.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
East Rochester PA
 40.7°N 80.27°W (Elev. 994 ft)
Last Update:
2:22 pm EDT Sep 21, 2026
Forecast Valid:
4pm EDT Sep 21, 2026-6pm EDT Sep 27, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation