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 >

Current conditions at

Lancaster, Lancaster Airport (KLNS)

Lat: 40.12°NLon: 76.29°WElev: 397ft.

Mostly Cloudy

73°F

23°C

Humidity	96%
Wind Speed	SE 5 mph
Barometer	29.99 in (1015.1 mb)
Dewpoint	72°F (22°C)
Visibility	9.00 mi
Last update	4 Jul 10:53 pm EDT

More Information:

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

Extended Forecast for

2 Miles ENE Lancaster PA

Tonight
Low: 72 °F
Chance
T-storms and
Patchy Fog
Sunday
High: 93 °F
Partly Sunny
then Showers
Likely
Sunday Night
Low: 68 °F
Heavy Rain
Monday
High: 80 °F
Showers then
T-storms
Monday Night
Low: 65 °F
T-storms then
Showers
Tuesday
High: 81 °F
Showers
Likely then
Chance
T-storms
Tuesday Night
Low: 64 °F
Chance
T-storms then
Mostly Cloudy
Wednesday
High: 85 °F
Mostly Sunny
Wednesday Night
Low: 66 °F
Mostly Clear

Detailed Forecast

Tonight

A chance of showers and thunderstorms before 2am. Patchy fog after 5am. Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 72. Northwest wind 5 to 7 mph becoming calm after midnight. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Sunday

A slight chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Partly sunny and hot, with a high near 93. Heat index values as high as 102. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

Sunday Night

Showers and possibly a thunderstorm before 3am, then a chance of showers between 3am and 5am, then a chance of showers and thunderstorms after 5am. Some of the storms could produce heavy rainfall. Low around 68. Northeast wind 5 to 7 mph becoming south after midnight. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

Monday

Showers and possibly a thunderstorm. High near 80. East wind 6 to 8 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

Monday Night

Showers and possibly a thunderstorm. Low around 65. Northeast wind 7 to 9 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

Tuesday

Showers likely, with thunderstorms also possible after 11am. Mostly cloudy, with a high near 81. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tuesday Night

A chance of thunderstorms before 8pm. Mostly cloudy, with a low around 64. Chance of precipitation is 30%.

Wednesday

Mostly sunny, with a high near 85.

Wednesday Night

Mostly clear, with a low around 66.

Thursday

Mostly sunny, with a high near 90.

Thursday Night

Partly cloudy, with a low around 70.

Friday

A chance of showers and thunderstorms. Partly sunny, with a high near 91. Chance of precipitation is 50%.