Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Hazardous Weather Conditions

Special Weather Statement

Current conditions at

Altoona - Blair County Airport (KAOO)

Lat: 40.3°NLon: 78.32°WElev: 1467ft.

Fair

52°F

11°C

Humidity	47%
Wind Speed	S 14 mph
Barometer	30.38 in (1029.1 mb)
Dewpoint	32°F (0°C)
Visibility	10.00 mi
Wind Chill	47°F (8°C)
Last update	12 Apr 9:53 am EDT

More Information:

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

Extended Forecast for

3 Miles W Sproul PA

Today
High: 66 °F
Increasing
Clouds
Tonight
Low: 56 °F
Mostly Cloudy
Monday
High: 70 °F
Showers
Likely
Monday Night
Low: 57 °F
Chance
Showers then
Mostly Cloudy
Tuesday
High: 77 °F
Chance
Showers
Tuesday Night
Low: 62 °F
Chance
T-storms then
Chance
Showers
Wednesday
High: 80 °F
Partly Sunny
then Chance
Showers
Wednesday Night
Low: 62 °F
Chance
Showers
Thursday
High: 78 °F
Mostly Cloudy
then Chance
Showers

Detailed Forecast

Today

Increasing clouds, with a high near 66. South wind 13 to 15 mph, with gusts as high as 29 mph.

Tonight

Mostly cloudy, with a low around 56. South wind around 11 mph, with gusts as high as 25 mph.

Monday

Showers likely, mainly before 2pm. Mostly cloudy, with a high near 70. Southwest wind 14 to 17 mph, with gusts as high as 34 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

Monday Night

A chance of showers before 8pm. Mostly cloudy, with a low around 57. West wind 10 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

Tuesday

A chance of showers, with thunderstorms also possible after 5pm. Partly sunny, with a high near 77. Southwest wind 11 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.

Tuesday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Wednesday

A chance of showers after 2pm. Partly sunny, with a high near 80. Chance of precipitation is 30%.

Wednesday Night

A chance of showers before 2am. Mostly cloudy, with a low around 62. Chance of precipitation is 30%.

Thursday

A chance of showers after 2pm. Mostly cloudy, with a high near 78. Chance of precipitation is 30%.

Thursday Night

A chance of showers. Mostly cloudy, with a low around 59. Chance of precipitation is 40%.

Friday

Partly sunny, with a high near 75.

Friday Night

Partly cloudy, with a low around 56.