National Weather Service Forecast for: Harrisburg PA
Issued by: National Weather Service State College, PA
Updated: 4:27 pm EDT Jul 28, 2026
 
This
Afternoon
This Afternoon: Showers and thunderstorms likely. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 82. South wind around 6 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Heavy Rain

 Tonight

Tonight: Showers and thunderstorms likely, mainly before 10pm. Mostly cloudy, with a low around 65. Calm wind becoming northwest around 5 mph after midnight. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
T-storms
Likely then
Partly Cloudy
 Wednesday

Wednesday: Mostly sunny, with a high near 82. Northwest wind 8 to 11 mph, with gusts as high as 21 mph.
Mostly Sunny

 Wednesday
Night
Wednesday Night: Partly cloudy, with a low around 65. Northwest wind 8 to 10 mph.
Partly Cloudy

 Thursday

Thursday: Mostly sunny, with a high near 82. North wind 9 to 11 mph, with gusts as high as 21 mph.
Mostly Sunny

 Thursday
Night
Thursday Night: Partly cloudy, with a low around 64.
Partly Cloudy

 Friday

Friday: Sunny, with a high near 86.
Sunny

 Friday
Night
Friday Night: Partly cloudy, with a low around 66.
Partly Cloudy

 Saturday

Saturday: Mostly sunny, with a high near 88.
Mostly Sunny
Hi 82 °F Lo 65 °F Hi 82 °F Lo 65 °F Hi 82 °F Lo 64 °F Hi 86 °F Lo 66 °F Hi 88 °F

Flood Watch
Severe Thunderstorm Watch
Hazardous Weather Outlook
 

This Afternoon
 
 Showers and thunderstorms likely. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 82. South wind around 6 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
 
 Showers and thunderstorms likely, mainly before 10pm. Mostly cloudy, with a low around 65. Calm wind becoming northwest around 5 mph after midnight. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
 
 Mostly sunny, with a high near 82. Northwest wind 8 to 11 mph, with gusts as high as 21 mph.
Wednesday Night
 
 Partly cloudy, with a low around 65. Northwest wind 8 to 10 mph.
Thursday
 
 Mostly sunny, with a high near 82. North wind 9 to 11 mph, with gusts as high as 21 mph.
Thursday Night
 
 Partly cloudy, with a low around 64.
Friday
 
 Sunny, with a high near 86.
Friday Night
 
 Partly cloudy, with a low around 66.
Saturday
 
 Mostly sunny, with a high near 88.
Saturday Night
 
 Mostly cloudy, with a low around 69.
Sunday
 
 A chance of showers. Mostly cloudy, with a high near 84. Chance of precipitation is 50%.
Sunday Night
 
 A chance of showers. Mostly cloudy, with a low around 69. Chance of precipitation is 50%.
Monday
 
 A chance of showers. Partly sunny, with a high near 84. Chance of precipitation is 50%.
Monday Night
 
 A chance of showers. Mostly cloudy, with a low around 68. Chance of precipitation is 30%.
Tuesday
 
 A chance of showers. Mostly sunny, with a high near 87.

 

Forecast from NOAA-NWS for Harrisburg PA.