Powerful Pacific Storm to Continue Impacting Northern California; Heavy Snow in the Appalachians and Portions of the Northeast

A strong atmospheric river will continue to impact northern California with heavy rain and life-threatening flooding through Friday. Unsettled weather is expected across much of the Northeast and Great Lakes over the next few days, including the likelihood of heavy snow in the central Appalachians and higher elevations of northeastern Pennsylvania and southern New York. Read More >

Hazardous Weather Conditions

Current conditions at

Altoona - Blair County Airport (KAOO)

Lat: 40.3°NLon: 78.32°WElev: 1467ft.

Light Snow

33°F

1°C

Humidity	72%
Wind Speed	W 10 G 22 mph
Barometer	29.62 in (1004.2 mb)
Dewpoint	25°F (-4°C)
Visibility	9.00 mi
Wind Chill	25°F (-4°C)
Last update	21 Nov 9:53 pm EST

More Information:

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

Extended Forecast for

2 Miles S Tunnelhill PA

Winter Weather Advisory November 21, 10:11pm until November 23, 07:00am

Click here for hazard details and duration

Winter Weather Advisory

Winter Weather Advisory November 21, 10:11pm until November 23, 07:00am
NOW until 7:00am Sat
Winter Weather Advisory
Tonight
Low: 28 °F
Heavy Snow
and Breezy
Friday
High: 36 °F
Rain/Snow and
Breezy
Friday Night
Low: 33 °F
Chance
Rain/Snow and
Breezy then
Rain Likely
Saturday
High: 40 °F
Rain Likely
and Breezy
Saturday Night
Low: 36 °F
Breezy.
Slight Chance
Rain then
Slight Chance
Rain/Snow
Sunday
High: 40 °F
Mostly Cloudy
Sunday Night
Low: 34 °F
Mostly Cloudy
Monday
High: 48 °F
Mostly Cloudy
then Chance
Rain

Detailed Forecast

Tonight

Snow likely, mainly after 4am. The snow could be heavy at times. Cloudy, with a low around 28. Breezy, with a west wind 15 to 20 mph, with gusts as high as 36 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of 1 to 3 inches possible.

Friday

Snow before 11am, then rain and snow. The snow could be heavy at times. High near 36. Breezy, with a west wind 18 to 23 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

Friday Night

A chance of rain and snow before 10pm, then rain likely. Mostly cloudy, with a low around 33. Breezy, with a northwest wind 14 to 20 mph, with gusts as high as 33 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

Saturday

Rain likely, mainly before 1pm. Cloudy, with a high near 40. Breezy, with a west wind 16 to 20 mph, with gusts as high as 36 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

Saturday Night

A slight chance of rain before 1am, then a slight chance of rain and snow between 1am and 4am, then a slight chance of snow after 4am. Cloudy, with a low around 36. Breezy, with a west wind around 22 mph, with gusts as high as 38 mph. Chance of precipitation is 20%.

Sunday

Mostly cloudy, with a high near 40.

Sunday Night

Mostly cloudy, with a low around 34.

Monday

A chance of rain after 1pm. Mostly cloudy, with a high near 48. Chance of precipitation is 40%.

Monday Night

Rain likely. Mostly cloudy, with a low around 37. Chance of precipitation is 70%.

Tuesday

Partly sunny, with a high near 41. Breezy.

Tuesday Night

Mostly cloudy, with a low around 30.