National Weather Service

News Headlines

Hazardous Weather Conditions

Current conditions at

Williamsport - Lycoming County Airport (KIPT)

Lat: 41.24°NLon: 76.92°WElev: 522ft.

Fair

93°F

34°C

Humidity	38%
Wind Speed	S 5 mph
Barometer	30.22 in (1022.9 mb)
Dewpoint	64°F (18°C)
Visibility	10.00 mi
Heat Index	95°F (35°C)
Last update	20 Jun 4:54 pm EDT

More Information:

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

Extended Forecast for

Montoursville PA

Heat Advisory June 20, 05:06pm until June 22, 08:00pm

Click here for hazard details and duration

Heat Advisory

Heat Advisory June 20, 05:06pm until June 22, 08:00pm
NOW until 8:00pm Sat
Heat Advisory
Tonight
Low: 70 °F
Partly Cloudy
Friday
High: 95 °F
Isolated
T-storms then
T-storms
Likely
Friday Night
Low: 70 °F
T-storms
Likely then
Isolated
T-storms and
Patchy Fog
Saturday
High: 95 °F
Chance
Showers and
Patchy Fog
then Showers
Likely
Saturday Night
Low: 72 °F
Showers
Likely then
Slight Chance
T-storms
Sunday
High: 95 °F
Chance
Showers then
Chance
T-storms
Sunday Night
Low: 70 °F
Chance
T-storms
Monday
High: 87 °F
Chance
Showers

Detailed Forecast

Tonight

Partly cloudy, with a low around 70. Light south wind.

Friday

Showers and thunderstorms likely, mainly after 5pm. Mostly sunny and hot, with a high near 95. Heat index values as high as 103. Light and variable wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Friday Night

Showers and thunderstorms likely, mainly before 8pm. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 70. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Saturday

A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Patchy fog before 8am. Otherwise, mostly sunny and hot, with a high near 95. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Saturday Night

Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers and thunderstorms between 8pm and 2am. Partly cloudy, with a low around 72. Calm wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Sunday

A chance of showers between 8am and 11am, then a chance of showers and thunderstorms after 11am. Partly sunny and hot, with a high near 95. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Sunday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Chance of precipitation is 50%.

Monday

A chance of showers. Mostly sunny, with a high near 87. Chance of precipitation is 30%.

Monday Night

Mostly clear, with a low around 61.

Tuesday

Sunny, with a high near 90.

Tuesday Night

Partly cloudy, with a low around 67.

Wednesday

A chance of showers and thunderstorms. Partly sunny and hot, with a high near 93. Chance of precipitation is 40%.