Heavy Rainfall Threat for Portions of Mid-Atlantic and Northeast; Heat Linger for Southeast and Expands for the West

Moisture and nearby frontal boundary will focus more showers and thunderstorms for portions of the Mid-Atlantic and Northeast today. Rainfall could be locally heavy resulting instances of flash flooding. Meanwhile, the heat lingers for areas of the Southeast and expands across the Western U.S. the next several days. Between these areas, severe thunderstorms possible for the Plains and Midwest. Read More >

Hazardous Weather Conditions

Current conditions at

Altoona - Blair County Airport (KAOO)

Lat: 40.3°NLon: 78.32°WElev: 1467ft.

A Few Clouds

79°F

26°C

Humidity	77%
Wind Speed	Vrbl 6 mph
Barometer	30.00 in (1014.9 mb)
Dewpoint	71°F (22°C)
Visibility	10.00 mi
Heat Index	82°F (28°C)
Last update	6 Jul 5:53 pm EDT

More Information:

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

Extended Forecast for

2 Miles WSW Mapleton Depot PA

Flood Watch July 6, 06:19pm until July 7, 02:00am

Click here for hazard details and duration

Flood Watch

Flood Watch July 6, 06:19pm until July 7, 02:00am
NOW until 2:00am Tue
Flood Watch
Tonight
Low: 64 °F
T-storms then
Showers
Likely and
Patchy Fog
Tuesday
High: 79 °F
Chance
Showers and
Patchy Fog
then Showers
Likely
Tuesday Night
Low: 64 °F
Showers
Likely
Wednesday
High: 81 °F
Chance
Showers
Wednesday Night
Low: 65 °F
Slight Chance
T-storms then
Chance
Showers
Thursday
High: 84 °F
Showers
Likely
Thursday Night
Low: 67 °F
Chance
T-storms then
Partly Cloudy
Friday
High: 82 °F
Mostly Sunny
then Showers
Likely

Detailed Forecast

Tonight

Showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm between 1am and 5am, then a chance of showers after 5am. Patchy fog after 1am. Low around 64. Calm wind. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tuesday

A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 5pm, then showers likely and possibly a thunderstorm after 5pm. Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 79. Light east wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tuesday Night

Showers and thunderstorms likely before 3am, then a slight chance of showers between 3am and 5am. Mostly cloudy, with a low around 64. Light east wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Wednesday

A chance of showers, with thunderstorms also possible after 5pm. Partly sunny, with a high near 81. Light east wind. Chance of precipitation is 30%.

Wednesday Night

A slight chance of showers and thunderstorms, then a chance of showers after 8pm. Mostly cloudy, with a low around 65. Light south wind. Chance of precipitation is 30%.

Thursday

Showers likely, with thunderstorms also possible after 11am. Mostly cloudy, with a high near 84. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Thursday Night

A chance of thunderstorms before 8pm. Mostly cloudy, with a low around 67. Chance of precipitation is 30%.

Friday

Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 82. Chance of precipitation is 60%.

Friday Night

Showers likely and possibly a thunderstorm before 8pm, then a chance of showers. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.

Saturday

A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 81. Chance of precipitation is 50%.

Saturday Night

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

Sunday

Partly sunny, with a high near 79.