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

Altoona - Blair County Airport (KAOO)

Lat: 40.3°NLon: 78.32°WElev: 1467ft.

Partly Cloudy

76°F

24°C

Humidity 62%
Wind Speed N 8 mph
Barometer 30.00 in (1014.9 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 18 Aug 11:53 am EDT
Extended Forecast for

Hesston PA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 82. Northwest wind 3 to 5 mph.

    High: 82 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 60. Light and variable wind.

    Low: 60 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 83. Calm wind becoming west around 6 mph in the afternoon.

    High: 83 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers, mainly after 2am. Mostly cloudy, with a low around 65. Calm wind. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 65 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Thursday

    Thursday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 79. Calm wind. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 79 °F

    Showers
    Likely and
    Patchy Fog

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 61. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 61 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Friday

    Friday: Patchy fog before 8am. Otherwise, partly sunny, with a high near 79.

    High: 79 °F

    Patchy Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: A chance of showers after 8pm. Mostly cloudy, with a low around 63. Chance of precipitation is 30%.

    Low: 63 °F

    Chance
    Showers

  • Saturday

    Saturday: Showers likely after 2pm. Partly sunny, with a high near 79. Chance of precipitation is 60%.

    High: 79 °F

    Partly Sunny
    then Showers
    Likely

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 82. Northwest wind 3 to 5 mph.
Tonight
Partly cloudy, with a low around 60. Light and variable wind.
Wednesday
Mostly sunny, with a high near 83. Calm wind becoming west around 6 mph in the afternoon.
Wednesday Night
A chance of showers, mainly after 2am. Mostly cloudy, with a low around 65. Calm wind. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 79. Calm wind. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 61. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Patchy fog before 8am. Otherwise, partly sunny, with a high near 79.
Friday Night
A chance of showers after 8pm. Mostly cloudy, with a low around 63. Chance of precipitation is 30%.
Saturday
Showers likely after 2pm. Partly sunny, with a high near 79. Chance of precipitation is 60%.
Saturday Night
Showers likely, mainly before 8pm. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 79. Chance of precipitation is 30%.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 59. Chance of precipitation is 30%.
Monday
Sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
Hesston PA
 40.4°N 78.1°W (Elev. 1079 ft)
Last Update:
11:41 am EDT Aug 18, 2026
Forecast Valid:
12pm EDT Aug 18, 2026-6pm EDT Aug 24, 2026
 
Forecast Discussion
 
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Additional Resources

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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