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When does the first frost occur in Central PA? See when the first 36 degree temperatures typically occur.
A 5th tornado has been determined to have occurred in Central PA (Burnside Twp in northern Centre County) on July 18th, 2026. See details.
See information on the Cyclone (PA) Tornado of Sept 9th, 2026
See information on 3 Tornadoes that occurred on September 1st, 2026

Current conditions at

Altoona - Blair County Airport (KAOO)

Lat: 40.3°NLon: 78.32°WElev: 1467ft.

Overcast

59°F

15°C

Humidity	93%
Wind Speed	N 7 mph
Barometer	30.07 in (1017.8 mb)
Dewpoint	57°F (14°C)
Visibility	10.00 mi
Last update	21 Sep 5:53 am EDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Mapleton PA

Today
High: 66 °F
Slight Chance
Showers then
Showers
Likely
Tonight
Low: 54 °F
Showers
Tuesday
High: 61 °F
Showers
Tuesday Night
Low: 51 °F
Chance
Showers
Wednesday
High: 62 °F
Chance
Showers
Wednesday Night
Low: 49 °F
Chance
Showers
Thursday
High: 63 °F
Partly Sunny
Thursday Night
Low: 47 °F
Partly Cloudy
Friday
High: 68 °F
Mostly Sunny

Detailed Forecast

Today

Showers likely, mainly after 4pm. Mostly cloudy, with a high near 66. Northeast wind 3 to 5 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

Tonight

Showers, with thunderstorms also possible after 2am. Low around 54. Calm wind becoming east around 5 mph after midnight. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

Tuesday

Showers. High near 61. East wind around 6 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

Tuesday Night

A chance of showers. Cloudy, with a low around 51. East wind 3 to 5 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

Wednesday

A chance of showers, mainly after 2pm. Mostly cloudy, with a high near 62. East wind around 6 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

Wednesday Night

A chance of showers, mainly before 8pm. Mostly cloudy, with a low around 49. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

Thursday

Partly sunny, with a high near 63.

Thursday Night

Partly cloudy, with a low around 47.

Friday

Mostly sunny, with a high near 68.

Friday Night

Partly cloudy, with a low around 49.

Saturday

Mostly sunny, with a high near 67.

Saturday Night

Partly cloudy, with a low around 50.