Dangerous Heat in the Central and Eastern U.S.; Severe Thunderstorms in the Central U.S. and Northeast; Critical Fire Weather in the Four Corners

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Severe thunderstorms are forecast across parts of the Upper Midwest into the Great Lakes, the Northeast, and the central High Plains. Critical fire weather conditions will continue across portions of the Four Corners and Great Basin. Read More >

Hazardous Weather Conditions

Current conditions at

Williamsport - Lycoming County Airport (KIPT)

Lat: 41.24°NLon: 76.92°WElev: 522ft.

Fair

87°F

31°C

Humidity	63%
Wind Speed	W 6 mph
Barometer	29.98 in (1014.5 mb)
Dewpoint	73°F (23°C)
Visibility	10.00 mi
Heat Index	94°F (34°C)
Last update	1 Jul 9:54 pm EDT

More Information:

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

Extended Forecast for

3 Miles NW Trout Run PA

Heat Advisory until July 3, 08:00pm

Click here for hazard details and duration

Heat Advisory

Heat Advisory until July 3, 08:00pm
NOW until 8:00pm Fri
Heat Advisory
Tonight
Low: 71 °F
Mostly Clear
Thursday
High: 98 °F
Hot
Thursday Night
Low: 73 °F
Mostly Clear
Friday
High: 95 °F
Sunny then
Slight Chance
T-storms
Friday Night
Low: 70 °F
Partly Cloudy
Independence Day
High: 90 °F
Slight Chance
Showers then
Chance
T-storms
Saturday Night
Low: 66 °F
Chance
T-storms
Sunday
High: 87 °F
Partly Sunny
then Showers
Likely

Detailed Forecast

Tonight

Mostly clear, with a low around 71. Light northwest wind.

Thursday

Sunny and hot, with a high near 98. Heat index values as high as 102. West wind 3 to 8 mph.

Thursday Night

Mostly clear, with a low around 73. West wind 3 to 6 mph.

Friday

A slight chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 95. West wind 5 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.

Friday Night

Partly cloudy, with a low around 70. West wind 3 to 7 mph.

Independence Day

A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 90. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Saturday Night

A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 66. Chance of precipitation is 30%.

Sunday

Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 87. Chance of precipitation is 70%.

Sunday 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%.

Monday

A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 84. Chance of precipitation is 50%.

Monday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 30%.

Tuesday

Partly sunny, with a high near 81.