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Hazardous Weather Conditions

Current conditions at

Altoona - Blair County Airport (KAOO)

Lat: 40.3°NLon: 78.32°WElev: 1467ft.

Fog

37°F

3°C

Humidity 96%
Wind Speed NE 3 mph
Barometer 30.18 in (1023.3 mb)
Dewpoint 36°F (2°C)
Visibility 0.50 mi
Last update 4 Mar 4:53 am EST
Extended Forecast for

4 Miles NW Sproul PA

Dense Fog Advisory March 4, 05:33am until March 4, 09:00am
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory March 4, 05:33am until March 4, 09:00am

    NOW until 9:00am Wed

    Dense Fog Advisory

  • Overnight

    Low: 39 °F

    Chance Rain
    and Areas
    Dense Fog

  • Wednesday

    Wednesday: A chance of rain. Areas of dense fog before 1pm. Otherwise, cloudy, with a high near 45. Northwest wind around 6 mph becoming southeast in the afternoon. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 45 °F

    Chance Rain
    and Areas
    Dense Fog

  • Wednesday Night

    Wednesday Night: Rain, mainly after 11pm. Low around 42. South wind around 8 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 42 °F

    Rain

  • Thursday

    Thursday: Rain. High near 55. South wind around 9 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 55 °F

    Rain

  • Thursday Night

    Thursday Night: Rain. Low around 51. Southwest wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 51 °F

    Rain

  • Friday

    Friday: A chance of rain. Mostly cloudy, with a high near 60. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 60 °F

    Chance Rain

  • Friday Night

    Friday Night: A chance of rain. Mostly cloudy, with a low around 52. Chance of precipitation is 30%.

    Low: 52 °F

    Chance Rain

  • Saturday

    Saturday: A chance of rain, then rain and possibly a thunderstorm after 1pm. High near 68. Breezy. Chance of precipitation is 90%.

    High: 68 °F

    Chance Rain
    then Rain and
    Breezy

Detailed Forecast

Overnight
A chance of rain. Areas of dense fog. Otherwise, cloudy, with a low around 39. Northwest wind around 6 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A chance of rain. Areas of dense fog before 1pm. Otherwise, cloudy, with a high near 45. Northwest wind around 6 mph becoming southeast in the afternoon. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Rain, mainly after 11pm. Low around 42. South wind around 8 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Rain. High near 55. South wind around 9 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Rain. Low around 51. Southwest wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Friday
A chance of rain. Mostly cloudy, with a high near 60. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
A chance of rain. Mostly cloudy, with a low around 52. Chance of precipitation is 30%.
Saturday
A chance of rain, then rain and possibly a thunderstorm after 1pm. High near 68. Breezy. Chance of precipitation is 90%.
Saturday Night
Rain likely before 1am. Mostly cloudy, with a low around 43. Breezy. Chance of precipitation is 60%.
Sunday
Mostly sunny, with a high near 54.
Sunday Night
Partly cloudy, with a low around 42.
Monday
Sunny, with a high near 61.
Monday Night
Partly cloudy, with a low around 49.
Tuesday
A chance of rain. Mostly sunny, with a high near 67. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Sproul PA
 40.37°N 78.57°W (Elev. 2726 ft)
Last Update:
1:34 am EST Mar 4, 2026
Forecast Valid:
5am EST Mar 4, 2026-6pm EDT Mar 10, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation