Dangerous Heat in the East; Critical Fire Weather in the Southwest

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Heat is likely to continue across the eastern U.S. through the Independence Day holiday weekend. Critical fire weather conditions will continue today and likely Tuesday across portions of the Four Corners and northern High Plains. Read More >

Hazardous Weather Conditions

Extreme Heat Watch in effect from July 1, 12:00 PM EDT until July 3, 08:00 PM EDT

Current conditions at

Williamsport - Lycoming County Airport (KIPT)

Lat: 41.24°NLon: 76.92°WElev: 522ft.

A Few Clouds

88°F

31°C

Humidity	42%
Wind Speed	Calm
Barometer	30.07 in (1017.7 mb)
Dewpoint	62°F (17°C)
Visibility	10.00 mi
Heat Index	88°F (31°C)
Last update	29 Jun 4:54 pm EDT

More Information:

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

Extended Forecast for

Tylersville PA

Extreme Heat Watch July 1, 12:00pm until July 3, 08:00pm

Click here for hazard details and duration

Extreme Heat Watch

Tonight
Low: 64 °F
Partly Cloudy
Tuesday
High: 90 °F
Mostly Sunny
Tuesday Night
Low: 70 °F
Partly Cloudy
Wednesday
High: 94 °F
Slight Chance
T-storms
Wednesday Night
Low: 71 °F
Mostly Clear
Thursday
High: 97 °F
Hot
Thursday Night
Low: 73 °F
Mostly Clear
Friday
High: 98 °F
Sunny then
Chance
T-storms
Friday Night
Low: 71 °F
Chance
T-storms

Detailed Forecast

Tonight

Partly cloudy, with a low around 64. Calm wind.

Tuesday

Mostly sunny, with a high near 90. Calm wind becoming southwest 5 to 7 mph in the afternoon.

Tuesday Night

Partly cloudy, with a low around 70. Southwest wind around 5 mph becoming calm in the evening.

Wednesday

A slight chance of showers and thunderstorms before 2pm. Sunny and hot, with a high near 94. Heat index values as high as 101. Calm wind becoming west 5 to 7 mph in the morning. Chance of precipitation is 20%.

Wednesday Night

Mostly clear, with a low around 71. West wind around 5 mph becoming calm in the evening.

Thursday

Sunny and hot, with a high near 97.

Thursday Night

Mostly clear, with a low around 73.

Friday

A chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 98. Chance of precipitation is 30%.

Friday Night

A chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 71. Chance of precipitation is 30%.

Independence Day

A chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 94. Chance of precipitation is 50%.