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Hazardous Weather Conditions

Current conditions at

Altoona - Blair County Airport (KAOO)

Lat: 40.3°NLon: 78.32°WElev: 1467ft.

Overcast

40°F

4°C

Humidity 89%
Wind Speed SE 3 mph
Barometer 29.88 in (1012.8 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 19 Feb 7:53 pm EST
Extended Forecast for

4 Miles WNW Williamsburg PA

Flood Watch until February 20, 01:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch until February 20, 01:00pm

    NOW until 1:00pm Fri

    Flood Watch

  • Tonight

    Low: 39 °F

    Chance Rain
    then Rain and
    Patchy Fog

  • Friday

    Friday: Rain, mainly before 10am. Patchy fog before 9am. High near 51. East wind 6 to 9 mph becoming west in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 51 °F

    Rain and
    Patchy Fog
    then Partly
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 35. West wind 11 to 16 mph, with gusts as high as 29 mph.

    Low: 35 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 48. West wind 6 to 15 mph, with gusts as high as 28 mph.

    High: 48 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of rain and snow after 1am. Mostly cloudy, with a low around 30. Calm wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 30 °F

    Partly Cloudy
    then Chance
    Rain/Snow

  • Sunday

    Sunday: Snow, possibly mixed with rain. High near 40. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    High: 40 °F

    Rain/Snow

  • Sunday Night

    Sunday Night: Snow showers likely. Mostly cloudy, with a low around 29. Chance of precipitation is 70%.

    Low: 29 °F

    Snow Showers
    Likely

  • Monday

    Monday: A chance of snow showers. Mostly cloudy, with a high near 38. Chance of precipitation is 40%.

    High: 38 °F

    Chance Snow
    Showers

Detailed Forecast

Tonight
Rain, mainly after 1am. Patchy fog after 1am. Low around 39. East wind around 6 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Rain, mainly before 10am. Patchy fog before 9am. High near 51. East wind 6 to 9 mph becoming west in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Partly cloudy, with a low around 35. West wind 11 to 16 mph, with gusts as high as 29 mph.
Saturday
Mostly sunny, with a high near 48. West wind 6 to 15 mph, with gusts as high as 28 mph.
Saturday Night
A chance of rain and snow after 1am. Mostly cloudy, with a low around 30. Calm wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Snow, possibly mixed with rain. High near 40. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Sunday Night
Snow showers likely. Mostly cloudy, with a low around 29. Chance of precipitation is 70%.
Monday
A chance of snow showers. Mostly cloudy, with a high near 38. Chance of precipitation is 40%.
Monday Night
Mostly cloudy, with a low around 22.
Tuesday
Partly sunny, with a high near 34.
Tuesday Night
Mostly cloudy, with a low around 22.
Wednesday
A chance of rain and snow showers. Mostly cloudy, with a high near 44. Chance of precipitation is 50%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 33. Chance of precipitation is 60%.
Thursday
A chance of showers. Partly sunny, with a high near 44. Chance of precipitation is 40%.
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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:
7:06 pm EST Feb 19, 2026
Forecast Valid:
8pm EST Feb 19, 2026-6pm EST Feb 26, 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