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

Heavy Rain and Flooding Concerns in Hawaii; Severe Weather this Weekend in the Plains; Pacific Storm in the West

A storm system near the Hawaiian Islands is expected to bring periods of heavy rainfall, strong winds, and isolated strong to severe thunderstorms through Friday. Several rounds of severe thunderstorms are forecast to impact parts of the Great Plains into the Midwest this weekend into next week. Moderate to heavy rainfall and high elevation snow is expected this weekend over California and Oregon. Read More >

Current conditions at

Altoona - Blair County Airport (KAOO)

Lat: 40.3°NLon: 78.32°WElev: 1467ft.

Fair

51°F

11°C

Humidity 38%
Wind Speed SW 5 mph
Barometer 30.32 in (1027.2 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 9 Apr 11:53 pm EDT
Extended Forecast for

4 Miles WNW Williamsburg PA

  • Overnight

    Overnight: Mostly clear, with a low around 42. Light and variable wind.

    Low: 42 °F

    Mostly Clear

  • Friday

    Friday: Increasing clouds, with a high near 78. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 22 mph.

    High: 78 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: A chance of showers before 2am. Mostly cloudy, with a low around 44. West wind around 6 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 65. Northwest wind around 6 mph.

    High: 65 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 39. Calm wind.

    Low: 39 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 57.

    Low: 57 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of showers after 2pm. Mostly cloudy, with a high near 77. Chance of precipitation is 30%.

    High: 77 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers before 8pm. Mostly cloudy, with a low around 60. Chance of precipitation is 30%.

    Low: 60 °F

    Chance
    Showers then
    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 42. Light and variable wind.
Friday
Increasing clouds, with a high near 78. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 22 mph.
Friday Night
A chance of showers before 2am. Mostly cloudy, with a low around 44. West wind around 6 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Sunny, with a high near 65. Northwest wind around 6 mph.
Saturday Night
Mostly clear, with a low around 39. Calm wind.
Sunday
Mostly sunny, with a high near 72.
Sunday Night
Mostly cloudy, with a low around 57.
Monday
A chance of showers after 2pm. Mostly cloudy, with a high near 77. Chance of precipitation is 30%.
Monday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 60. Chance of precipitation is 30%.
Tuesday
Partly sunny, with a high near 84.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 63. Chance of precipitation is 30%.
Wednesday
A chance of showers. Partly sunny, with a high near 86. Chance of precipitation is 30%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 62. Chance of precipitation is 30%.
Thursday
A chance of showers. Partly sunny, with a high near 81. Chance of precipitation is 30%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Williamsburg PA
 40.48°N 78.29°W (Elev. 988 ft)
Last Update:
12:16 am EDT Apr 10, 2026
Forecast Valid:
12am EDT Apr 10, 2026-6pm EDT Apr 16, 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