National Weather Service Forecast for: Lancaster PA
Issued by: National Weather Service State College, PA
Updated: 4:27 pm EDT Jul 28, 2026
 
This
Afternoon
This Afternoon: Showers and thunderstorms before 5pm, then showers and possibly a thunderstorm after 5pm. High near 82. South wind around 9 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
T-storms

 Tonight

Tonight: Showers and thunderstorms, mainly before 11pm. Low around 65. South wind around 5 mph becoming calm. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
T-storms then
Slight Chance
T-storms
 Wednesday

Wednesday: Mostly sunny, with a high near 82. Northwest wind 8 to 13 mph, with gusts as high as 23 mph.
Mostly Sunny

 Wednesday
Night
Wednesday Night: Partly cloudy, with a low around 64. Northwest wind 8 to 11 mph, with gusts as high as 20 mph.
Partly Cloudy

 Thursday

Thursday: A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 82. Northwest wind 10 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Mostly Sunny
then Slight
Chance
T-storms
 Thursday
Night
Thursday Night: Partly cloudy, with a low around 63.
Partly Cloudy

 Friday

Friday: Sunny, with a high near 86.
Sunny

 Friday
Night
Friday Night: Mostly clear, with a low around 65.
Mostly Clear

 Saturday

Saturday: Mostly sunny, with a high near 89.
Mostly Sunny
Hi 82 °F Lo 65 °F Hi 82 °F Lo 64 °F Hi 82 °F Lo 63 °F Hi 86 °F Lo 65 °F Hi 89 °F

Hazardous Weather Outlook
Flood Watch
Severe Thunderstorm Watch
 

This Afternoon
 
 Showers and thunderstorms before 5pm, then showers and possibly a thunderstorm after 5pm. High near 82. South wind around 9 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
 
 Showers and thunderstorms, mainly before 11pm. Low around 65. South wind around 5 mph becoming calm. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday
 
 Mostly sunny, with a high near 82. Northwest wind 8 to 13 mph, with gusts as high as 23 mph.
Wednesday Night
 
 Partly cloudy, with a low around 64. Northwest wind 8 to 11 mph, with gusts as high as 20 mph.
Thursday
 
 A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 82. Northwest wind 10 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Thursday Night
 
 Partly cloudy, with a low around 63.
Friday
 
 Sunny, with a high near 86.
Friday Night
 
 Mostly clear, with a low around 65.
Saturday
 
 Mostly sunny, with a high near 89.
Saturday Night
 
 Mostly cloudy, with a low around 68.
Sunday
 
 A chance of showers. Mostly cloudy, with a high near 86. Chance of precipitation is 40%.
Sunday Night
 
 A chance of showers. Mostly cloudy, with a low around 69. Chance of precipitation is 50%.
Monday
 
 A chance of showers and thunderstorms. Mostly cloudy, with a high near 86. Chance of precipitation is 50%.
Monday Night
 
 A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Chance of precipitation is 30%.
Tuesday
 
 Mostly sunny, with a high near 88.

 

Forecast from NOAA-NWS for Lancaster PA.