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

42°F

6°C

Humidity	65%
Wind Speed	NE 5 mph
Barometer	30.41 in (1030.5 mb)
Dewpoint	31°F (-1°C)
Visibility	10.00 mi
Wind Chill	39°F (4°C)
Last update	12 Apr 7:53 am EDT

More Information:

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

Extended Forecast for

3 Miles SW James Creek PA

Today
High: 71 °F
Increasing
Clouds
Tonight
Low: 59 °F
Mostly Cloudy
Monday
High: 78 °F
Chance
Showers
Monday Night
Low: 59 °F
Partly Cloudy
Tuesday
High: 85 °F
Slight Chance
Showers
Tuesday Night
Low: 64 °F
Chance
Showers
Wednesday
High: 88 °F
Partly Sunny
then Chance
Showers
Wednesday Night
Low: 65 °F
Chance
Showers
Thursday
High: 86 °F
Partly Sunny
then Chance
Showers

Detailed Forecast

Today

Increasing clouds, with a high near 71. Light and variable wind becoming south 6 to 11 mph in the morning. Winds could gust as high as 23 mph.

Tonight

Mostly cloudy, with a low around 59. South wind around 8 mph.

Monday

A chance of showers. Mostly cloudy, with a high near 78. Southwest wind 7 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

Monday Night

Partly cloudy, with a low around 59. West wind 5 to 9 mph, with gusts as high as 20 mph.

Tuesday

A slight chance of showers. Mostly sunny, with a high near 85. Southwest wind 6 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

Tuesday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 30%.

Wednesday

A chance of showers after 2pm. Partly sunny, with a high near 88. Chance of precipitation is 30%.

Wednesday Night

A chance of showers before 2am. Mostly cloudy, with a low around 65. Chance of precipitation is 30%.

Thursday

A chance of showers after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 30%.

Thursday Night

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

Friday

Mostly sunny, with a high near 83.