Thunderstorms and Heavy Rainfall from the Plains to the Mid-Atlantic

Severe thunderstorms producing damaging winds are most likely over parts of the Dakotas into Minnesota from this afternoon into the overnight, with other isolated storms producing hail or wind over the northern High Plains. In the Northern Plains into the Upper Great Lakes and Mid-Atlantic, heavy to excessive rain may bring flash and urban flooding through Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

Altoona - Blair County Airport (KAOO)

Lat: 40.3°NLon: 78.32°WElev: 1467ft.

Overcast

70°F

21°C

Humidity	93%
Wind Speed	NE 5 mph
Barometer	30.07 in (1017.4 mb)
Dewpoint	68°F (20°C)
Visibility	10.00 mi
Last update	7 Jul 11:53 am EDT

More Information:

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

Extended Forecast for

2 Miles SE Cassville PA

Flood Watch until July 8, 12:00am

Click here for hazard details and duration

Flood Watch

Flood Watch until July 8, 12:00am
NOW until 12:00am Wed
Flood Watch
This Afternoon
High: 78 °F
Showers
Likely
Tonight
Low: 65 °F
Chance
Showers and
Patchy Fog
Wednesday
High: 77 °F
Chance
Showers and
Patchy Fog
Wednesday Night
Low: 65 °F
Chance
Showers
Thursday
High: 83 °F
Showers
Thursday Night
Low: 66 °F
Showers then
Partly Cloudy
Friday
High: 84 °F
Chance
Showers then
Showers
Likely
Friday Night
Low: 64 °F
Showers
Likely then
Chance
Showers

Detailed Forecast

This Afternoon

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm. Mostly cloudy, with a high near 78. Calm wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tonight

A chance of showers and thunderstorms before 3am, then a slight chance of showers between 3am and 5am. Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 65. Calm wind. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Wednesday

A chance of showers, mainly between 7am and 10am. Patchy fog before 11am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 77. Light southeast wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

Wednesday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Calm wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Thursday

Showers likely, then showers and possibly a thunderstorm after 11am. High near 83. Light southwest wind. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Thursday Night

Showers and possibly a thunderstorm before 8pm. Low around 66. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Friday

A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 84. Chance of precipitation is 70%.

Friday Night

Showers likely and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.

Saturday

A chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 82. Chance of precipitation is 40%.

Saturday Night

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

Sunday

A chance of showers. Partly sunny, with a high near 81. Chance of precipitation is 40%.

Sunday Night

Partly cloudy, with a low around 62.

Monday

Mostly sunny, with a high near 84.