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

Hazardous Weather Conditions

Current conditions at

Altoona - Blair County Airport (KAOO)

Lat: 40.3°NLon: 78.32°WElev: 1467ft.

Overcast

67°F

19°C

Humidity 87%
Wind Speed Vrbl 3 mph
Barometer 29.91 in (1012.3 mb)
Dewpoint 63°F (17°C)
Visibility 9.00 mi
Last update 22 Jun 1:53 pm EDT
Extended Forecast for

Martinsburg PA

  • This Afternoon

    This Afternoon: Showers and possibly a thunderstorm. Some of the storms could be severe and produce heavy rainfall. High near 75. South wind around 9 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 75 °F

    Severe
    Thunderstorms

  • Tonight

    Tonight: Showers and thunderstorms before 2am, then a chance of showers. Some of the storms could be severe and produce heavy rainfall. Low around 59. Southwest wind 5 to 7 mph becoming northwest after midnight. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 59 °F

    Severe
    Thunderstorms
    then Chance
    T-storms

  • Tuesday

    Tuesday: Partly sunny, with a high near 76. North wind 11 to 13 mph, with gusts as high as 21 mph.

    High: 76 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 54. Northwest wind 5 to 11 mph.

    Low: 54 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 79. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 79 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 82. Chance of precipitation is 40%.

    High: 82 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Chance of precipitation is 40%.

    Low: 61 °F

    Chance
    T-storms

  • Friday

    Friday: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 81. Chance of precipitation is 40%.

    High: 81 °F

    Partly Sunny
    then Chance
    T-storms

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm. Some of the storms could be severe and produce heavy rainfall. High near 75. South wind around 9 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms before 2am, then a chance of showers. Some of the storms could be severe and produce heavy rainfall. Low around 59. Southwest wind 5 to 7 mph becoming northwest after midnight. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
Partly sunny, with a high near 76. North wind 11 to 13 mph, with gusts as high as 21 mph.
Tuesday Night
Mostly clear, with a low around 54. Northwest wind 5 to 11 mph.
Wednesday
Sunny, with a high near 79. Calm wind becoming northwest around 6 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 58.
Thursday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 82. Chance of precipitation is 40%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Chance of precipitation is 40%.
Friday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 81. Chance of precipitation is 40%.
Friday Night
A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 60. Chance of precipitation is 30%.
Saturday
A chance of showers. Partly sunny, with a high near 80. Chance of precipitation is 30%.
Saturday Night
Mostly cloudy, with a low around 61.
Sunday
Mostly sunny, with a high near 83.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Martinsburg PA
 40.31°N 78.32°W (Elev. 1407 ft)
Last Update:
8:06 am EDT Jun 22, 2026
Forecast Valid:
1pm EDT Jun 22, 2026-6pm EDT Jun 28, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation