Heat Wave and Severe Thunderstorms this Independence Day

A prolonged, dangerous heat wave will persist through the Independence Day weekend across the Ohio Valley, Midwest, and Mid-Atlantic. Numerous temperature records are expected. Clusters of severe thunderstorms will move across parts of the Allegheny Plateau into Mid Atlantic this Independence Day, with potential for widespread damaging winds. Additional severe thunderstorms in the Great Plains. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Williamsport - Lycoming County Airport (KIPT)

Lat: 41.24°NLon: 76.92°WElev: 522ft.

Fair

89°F

32°C

Humidity	48%
Wind Speed	SW 8 mph
Barometer	29.96 in (1014.0 mb)
Dewpoint	67°F (19°C)
Visibility	10.00 mi
Heat Index	92°F (33°C)
Last update	4 Jul 11:54 am EDT

More Information:

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

Extended Forecast for

2 Miles NW Sonestown PA

Independence Day
High: 89 °F
Severe
Thunderstorms
Tonight
Low: 65 °F
Severe
Thunderstorms
then Chance
Showers and
Patchy Fog
Sunday
High: 81 °F
Chance
Showers and
Patchy Fog
then Heavy
Rain
Sunday Night
Low: 63 °F
Heavy Rain
Monday
High: 75 °F
Showers
Likely
Monday Night
Low: 61 °F
Showers
Likely
Tuesday
High: 77 °F
Chance
Showers then
Chance
T-storms
Tuesday Night
Low: 62 °F
Chance
T-storms then
Chance
Showers
Wednesday
High: 81 °F
Partly Sunny

Detailed Forecast

Independence Day

A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Some of the storms could be severe. Partly sunny, with a high near 89. West wind around 7 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tonight

Showers and thunderstorms likely before 2am, then a chance of showers between 2am and 5am, then a chance of showers and thunderstorms after 5am. Some of the storms could be severe. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 65. Light and variable wind. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

Sunday

Showers and thunderstorms likely, mainly after 3pm. Some of the storms could produce heavy rainfall. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 81. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Sunday Night

Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 63. Light southeast wind. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

Monday

Showers likely, with thunderstorms also possible after 11am. Cloudy, with a high near 75. Southeast wind 3 to 5 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

Monday Night

Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 61. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tuesday

A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 77. Chance of precipitation is 50%.

Tuesday Night

A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 62. Chance of precipitation is 40%.

Wednesday

Partly sunny, with a high near 81.

Wednesday Night

Partly cloudy, with a low around 63.

Thursday

A chance of showers and thunderstorms. Partly sunny, with a high near 84. Chance of precipitation is 30%.

Thursday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 40%.

Friday

Showers likely and possibly a thunderstorm. Partly sunny, with a high near 84. Chance of precipitation is 60%.