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

Flooding Risks from Tropical Moisture Across the Southeast and Southwest

Tropical moisture from Isaias and Rachel will impact portions of the Southeast and Southwest this weekend. Flash flooding, strong winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, strong winds and dry fuels are raising fire weather concerns across the central Great Basin and western High Plains. Across the northern Rockies, first winter storm of the season. Read More >

Current conditions at

Altoona - Blair County Airport (KAOO)

Lat: 40.3°NLon: 78.32°WElev: 1467ft.

Fair

61°F

16°C

Humidity 56%
Wind Speed Vrbl 5 mph
Barometer 30.44 in (1030.9 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 10 Oct 11:53 am EDT
Extended Forecast for

Williamsburg PA

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 68. Southeast wind 3 to 6 mph.

    High: 68 °F

    Mostly Cloudy

  • Tonight

    Tonight: Rain likely, mainly after 4am. Cloudy, with a low around 54. Southeast wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 54 °F

    Slight Chance
    Rain then
    Rain Likely

  • Sunday

    Sunday: Rain. High near 63. East wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    High: 63 °F

    Rain

  • Sunday Night

    Sunday Night: Rain likely, mainly before 10pm. Cloudy, with a low around 58. Light and variable wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 58 °F

    Rain Likely
    then Chance
    Rain

  • Columbus Day

    Columbus Day: Partly sunny, with a high near 72. Northwest wind 3 to 8 mph.

    High: 72 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 68. Southeast wind 3 to 6 mph.
Tonight
Rain likely, mainly after 4am. Cloudy, with a low around 54. Southeast wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
Rain. High near 63. East wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Sunday Night
Rain likely, mainly before 10pm. Cloudy, with a low around 58. Light and variable wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Columbus Day
Partly sunny, with a high near 72. Northwest wind 3 to 8 mph.
Monday Night
Partly cloudy, with a low around 56.
Tuesday
Mostly sunny, with a high near 81.
Tuesday Night
Partly cloudy, with a low around 63.
Wednesday
Mostly sunny, with a high near 74.
Wednesday Night
Partly cloudy, with a low around 53.
Thursday
Partly sunny, with a high near 68.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 51. Chance of precipitation is 40%.
Friday
A chance of showers. Mostly cloudy, with a high near 66. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
Williamsburg PA
 40.45°N 78.21°W (Elev. 1086 ft)
Last Update:
12:26 pm EDT Oct 10, 2026
Forecast Valid:
12pm EDT Oct 10, 2026-6pm EDT Oct 16, 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