I-99 weather conditions near Altoona, Pennsylvania
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Fog/Mist 68°F 2025-06-18T06:53:00-04:00 
Today 2025-06-18, Showers Likely. Showers and thunderstorms likely, mainly before 3pm, then showers likely and possibly a thunderstorm after 4pm. Mostly cloudy, with a high near 83. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight 2025-06-18, Chance T-storms. A chance of showers and thunderstorms before 3am, then a slight chance of showers and thunderstorms after 5am. Partly cloudy, with a low around 67. Southwest wind around 6 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Juneteenth 2025-06-19, Showers. Showers and thunderstorms likely, then showers and possibly a thunderstorm after 11am. High near 81. Southwest wind 8 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.Thursday Night 2025-06-19, Showers then Partly Cloudy. Showers before 8pm. Low around 59. West wind 6 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Friday 2025-06-20, Mostly Sunny. Mostly sunny, with a high near 81. West wind 6 to 8 mph.
Friday Night 2025-06-20, Partly Cloudy. Partly cloudy, with a low around 61.- Saturday 2025-06-21, Mostly Sunny. Mostly sunny, with a high near 86.
- Saturday Night 2025-06-21, Partly Cloudy. Partly cloudy, with a low around 66.
- Sunday 2025-06-22, Mostly Sunny. Mostly sunny, with a high near 91.
Sunday Night 2025-06-22, Mostly Clear. Mostly clear, with a low around 70.
Monday 2025-06-23, Hot. Sunny and hot, with a high near 94.- Monday Night 2025-06-23, Mostly Clear. Mostly clear, with a low around 71.
- Tuesday 2025-06-24, Hot. Sunny and hot, with a high near 94.