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Hazardous Weather Conditions
Current conditions at
Altoona - Blair County Airport (KAOO)
Lat: 40.3°NLon: 78.32°WElev: 1467ft.
Overcast
29°F
-2°C
| Humidity | 38% |
| Wind Speed | S 15 G 24 mph |
| Barometer | 30.12 in (1022.4 mb) |
| Dewpoint | 6°F (-14°C) |
| Visibility | 10.00 mi |
| Wind Chill | 18°F (-8°C) |
| Last update | 21 Jan 1:53 pm EST |
Extended Forecast for
Martinsburg PA
Winter Weather Advisory January 21, 02:02pm until January 22, 10:00am
NOW until 10:00am Thu

Winter Weather Advisory
This Afternoon

High: 32 °F
Snow Likely
Tonight
Low: 28 °F
Wintry Mix
Likely then
Chance Wintry
MixThursday

High: 35 °F
Sunny
Thursday Night

Low: 18 °F
Mostly Clear
Friday

High: 26 °F
Mostly Sunny
Friday Night

Low: -1 °F
Partly Cloudy
Saturday

High: 11 °F
Mostly Cloudy
Saturday Night

Low: 6 °F
Snow
Detailed Forecast
This Afternoon
Snow likely, mainly after 4pm. Cloudy, with a high near 32. South wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. Total daytime snow accumulation of less than one inch possible.
Tonight
Snow and freezing rain likely before 4am, then a slight chance of snow after 5am. Mostly cloudy, with a low around 28. South wind 10 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. Little or no ice accumulation expected. New snow accumulation of less than a half inch possible.
Thursday
Sunny, with a high near 35. West wind 14 to 18 mph, with gusts as high as 32 mph.
Thursday Night
Mostly clear, with a low around 18. West wind around 10 mph, with gusts as high as 20 mph.
Friday
Mostly sunny, with a high near 26. West wind 11 to 17 mph, with gusts as high as 29 mph.
Friday Night
Partly cloudy, with a low around -1.
Saturday
Mostly cloudy, with a high near 11.
Saturday Night
Snow. Low around 6. Chance of precipitation is 80%.
Sunday
Snow. High near 14. Chance of precipitation is 90%.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 8. Chance of precipitation is 50%.
Monday
Mostly cloudy, with a high near 16.
Monday Night
Mostly cloudy, with a low around 2.
Tuesday
Mostly sunny, with a high near 17.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Martinsburg PA
40.31°N 78.32°W (Elev. 1407 ft)
40.31°N 78.32°W (Elev. 1407 ft)
1:16 pm EST Jan 21, 2026
2pm EST Jan 21, 2026-6pm EST Jan 27, 2026



