Areas of Severe Thunderstorms, Excessive Rainfall, and Extreme Heat Tuesday

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

Hazardous Weather Conditions

Current conditions at

Altoona - Blair County Airport (KAOO)

Lat: 40.3°NLon: 78.32°WElev: 1467ft.

Mostly Cloudy

68°F

20°C

Humidity	96%
Wind Speed	SE 6 mph
Barometer	30.04 in (1016.3 mb)
Dewpoint	67°F (19°C)
Visibility	10.00 mi
Last update	7 Jul 1:53 am EDT

More Information:

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

Extended Forecast for

4 Miles WNW Williamsburg PA

Flood Watch July 7, 02:39am until July 7, 07:00am

Flood Warning until July 7, 06:00am

Click here for hazard details and duration

Flood Watch

Flood Warning

Flood Watch July 7, 02:39am until July 7, 07:00am
Flood Warning until July 7, 06:00am
NOW: Multiple hazards in effect
Click HERE for Details
Overnight
Low: 66 °F
Chance
Showers and
Patchy Fog
Tuesday
High: 80 °F
Chance
Showers and
Patchy Fog
then Showers
Tuesday Night
Low: 65 °F
Showers
Likely
Wednesday
High: 81 °F
Mostly Cloudy
then Slight
Chance
T-storms
Wednesday Night
Low: 66 °F
Chance
Showers
Thursday
High: 84 °F
Showers
Thursday Night
Low: 67 °F
Showers then
Partly Cloudy
Friday
High: 85 °F
Chance
Showers then
Showers

Detailed Forecast

Overnight

A chance of showers, with thunderstorms also possible after 5am. Patchy fog. Otherwise, cloudy, with a low around 66. Calm wind. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tuesday

Showers and thunderstorms likely, then showers and possibly a thunderstorm after 2pm. Patchy fog before 11am. High near 80. Calm wind. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tuesday Night

Showers and thunderstorms likely before 11pm, then a chance of showers. Mostly cloudy, with a low around 65. Calm wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Wednesday

A slight chance of showers and thunderstorms between 3pm and 4pm, then a slight chance of thunderstorms after 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 81. Light and variable wind. Chance of precipitation is 20%.

Wednesday Night

A chance of showers and thunderstorms between 7pm and 8pm, then a chance of showers after 8pm. Mostly cloudy, with a low around 66. 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 84. Chance of precipitation is 80%. 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 67. Chance of precipitation is 80%.

Friday

Showers and possibly a thunderstorm, mainly after 2pm. High near 85. Chance of precipitation is 80%.

Friday Night

Showers and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Low around 65. Chance of precipitation is 80%.

Saturday

A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 83. Chance of precipitation is 40%.

Saturday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Chance of precipitation is 30%.

Sunday

A chance of showers. Partly sunny, with a high near 83. Chance of precipitation is 30%.