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: Partly Cloudy 90°F 2025-06-24T12:53:00-04:00
This Afternoon 2025-06-24, Hot. Sunny and hot, with a high near 95. Northwest wind around 7 mph.
Tonight 2025-06-24, Mostly Clear. Mostly clear, with a low around 71. Light northwest wind.
Wednesday 2025-06-25, Slight Chance T-storms then Showers Likely. A slight chance of showers before 11am, then a slight chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 91. Calm wind becoming northwest around 6 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night 2025-06-25, Showers Likely then Chance Showers. Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a slight chance of showers after 2am. Mostly cloudy, with a low around 70. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday 2025-06-26, Chance Showers then Showers Likely. A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 86. Calm wind becoming west 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.
Thursday Night 2025-06-26, Showers Likely. Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a slight chance of showers after 2am. Mostly cloudy, with a low around 68. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday 2025-06-27, Mostly Cloudy then Showers Likely. Showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 79. Chance of precipitation is 60%.
Friday Night 2025-06-27, Showers Likely then Chance T-storms. Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.
Saturday 2025-06-28, Chance Showers then Showers. A chance of showers, then showers and possibly a thunderstorm after 2pm. High near 86. Chance of precipitation is 80%.
Saturday Night 2025-06-28, Showers then Chance T-storms. Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Low around 68. Chance of precipitation is 80%.
Sunday 2025-06-29, Partly Sunny then Chance T-storms. A chance of showers and thunderstorms. Mostly sunny, with a high near 87. Chance of precipitation is 40%.
Sunday Night 2025-06-29, Chance T-storms then Partly Cloudy. A chance of showers and thunderstorms. Partly cloudy, with a low around 69. Chance of precipitation is 30%.
Monday 2025-06-30, Chance Showers then T-storms Likely. Showers and thunderstorms likely. Partly sunny, with a high near 88. Chance of precipitation is 60%.
Current condition: Partly Cloudy 90°F 2025-06-24T12:53:00-04:00 
This Afternoon 2025-06-24, Hot. Sunny and hot, with a high near 95. Northwest wind around 7 mph.
Tonight 2025-06-24, Mostly Clear. Mostly clear, with a low around 71. Light northwest wind.Wednesday 2025-06-25, Slight Chance T-storms then Showers Likely. A slight chance of showers before 11am, then a slight chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 91. Calm wind becoming northwest around 6 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night 2025-06-25, Showers Likely then Chance Showers. Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a slight chance of showers after 2am. Mostly cloudy, with a low around 70. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday 2025-06-26, Chance Showers then Showers Likely. A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 86. Calm wind becoming west 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.
Thursday Night 2025-06-26, Showers Likely. Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a slight chance of showers after 2am. Mostly cloudy, with a low around 68. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.Friday 2025-06-27, Mostly Cloudy then Showers Likely. Showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 79. Chance of precipitation is 60%.
Friday Night 2025-06-27, Showers Likely then Chance T-storms. Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.
Saturday 2025-06-28, Chance Showers then Showers. A chance of showers, then showers and possibly a thunderstorm after 2pm. High near 86. Chance of precipitation is 80%.
Saturday Night 2025-06-28, Showers then Chance T-storms. Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Low around 68. Chance of precipitation is 80%.
Sunday 2025-06-29, Partly Sunny then Chance T-storms. A chance of showers and thunderstorms. Mostly sunny, with a high near 87. Chance of precipitation is 40%.
Sunday Night 2025-06-29, Chance T-storms then Partly Cloudy. A chance of showers and thunderstorms. Partly cloudy, with a low around 69. Chance of precipitation is 30%.
Monday 2025-06-30, Chance Showers then T-storms Likely. Showers and thunderstorms likely. Partly sunny, with a high near 88. Chance of precipitation is 60%.