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

Heavy Rainfall and Flooding in the Southwest and Along the East Coast

A multi-day heavy rainfall event is set to begin across New Mexico into west Texas Tuesday through Wednesday. Flash flooding and debris flows in the vicinity of burn scars will also be possible. A strong coastal low will develop offshore of the Mid-Atlantic coast midweek, bringing heavy rainfall, strong winds and coastal flooding to much of the East Coast through Friday. Read More >

Hazardous Weather Conditions

Current conditions at

Beaver County Airport (KBVI)

Lat: 40.77°NLon: 80.38°WElev: 1266ft.

Drizzle

57°F

14°C

Humidity 94%
Wind Speed NE 3 mph
Barometer 30.10 in
Dewpoint 55°F (13°C)
Visibility 5.00 mi
Last update 21 Sep 9:15 pm EDT
Extended Forecast for

Big Beaver PA

  • Tonight

    Tonight: Showers, mainly before 11pm. Low around 54. East 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: 54 °F

    Showers then
    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, mainly after 8am. Cloudy, with a high near 62. East wind 9 to 11 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 62 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Showers likely before 1am, then a chance of showers after 2am. Mostly cloudy, with a low around 52. East wind 11 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 52 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 61. 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: 61 °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 50. East wind 8 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 50 °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 45.

    Low: 45 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

Detailed Forecast

Tonight
Showers, mainly before 11pm. Low around 54. East 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
A chance of showers, mainly after 8am. Cloudy, with a high near 62. East wind 9 to 11 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Showers likely before 1am, then a chance of showers after 2am. Mostly cloudy, with a low around 52. East wind 11 to 15 mph, with gusts as high as 28 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 61. 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 50. East wind 8 to 10 mph, with gusts as high as 23 mph. 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 45.
Friday
Sunny, with a high near 67.
Friday Night
Mostly clear, with a low around 45.
Saturday
Sunny, with a high near 68.
Saturday Night
Partly cloudy, with a low around 47.
Sunday
Mostly sunny, with a high near 70.
Sunday Night
Partly cloudy, with a low around 50.
Monday
Mostly sunny, with a high near 73.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Big Beaver PA
 40.82°N 80.37°W (Elev. 1138 ft)
Last Update:
7:36 pm EDT Sep 21, 2026
Forecast Valid:
9pm EDT Sep 21, 2026-6pm EDT Sep 28, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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