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Current Weather Conditions for Mt Gretna, PA

Sunny, with a high near 101. Heat index values as high as 108. Northwest wind 3 to 10 mph.
81°F

Conditions

Wind: 3 mph NW
Humidity: 74%
Probability of Precipitation: 5%

Hourly Forcast (next 12 hours)

11 AM 12 PM 1 PM 2 PM 3 PM 4 PM 5 PM 6 PM 7 PM 8 PM 9 PM 10 PM 11 PM
81° 82° 86° 92° 94° 96° 98° 100° 101° 101° 101° 98° 96°

Upcoming Week

Day Forecast High Low
Today
Sunny
Sunny, with a high near 101. Heat index values as high as 108. Northwest wind 3 to 10 mph.
87°F 68°F
Tonight
Partly Cloudy then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms between midnight and 2am. Partly cloudy, with a low around 78. Heat index values as high as 103. Northwest wind 5 to 10 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
87°F 68°F
Independence Day
Sunny then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms between 3pm and 5pm. Sunny, with a high near 98. Heat index values as high as 104. West wind 5 to 9 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
87°F 68°F
Saturday Night
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 11pm, then a chance of showers and thunderstorms between 11pm and 2am, then a slight chance of showers and thunderstorms. Mostly cloudy, with a low around 73. Northwest wind 3 to 8 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
87°F 68°F
Sunday
Slight Chance Showers And Thunderstorms
A slight chance of rain showers before 11am, then a slight chance of showers and thunderstorms between 11am and 2pm, then showers and thunderstorms. Mostly cloudy, with a high near 90. Northeast wind around 6 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
87°F 68°F
Sunday Night
Showers And Thunderstorms
Showers and thunderstorms. Mostly cloudy, with a low around 69. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
87°F 68°F
Monday
Showers And Thunderstorms
Showers and thunderstorms. Mostly cloudy, with a high near 83. Chance of precipitation is 80%.
87°F 68°F
Monday Night
Showers And Thunderstorms
Showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 80%.
87°F 68°F
Tuesday
Chance Rain Showers then Chance Showers And Thunderstorms
A chance of rain showers before 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 83. Chance of precipitation is 40%.
87°F 68°F
Tuesday Night
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 40%.
87°F 68°F
Wednesday
Chance Rain Showers then Slight Chance Showers And Thunderstorms
A chance of rain showers before 8am, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 86. Chance of precipitation is 30%.
87°F 68°F
Wednesday Night
Slight Chance Showers And Thunderstorms then Partly Cloudy
A slight chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 67.
87°F 68°F
Thursday
Mostly Sunny then Slight Chance Rain Showers
A slight chance of rain showers after 2pm. Mostly sunny, with a high near 88.
87°F 68°F
Thursday Night
Slight Chance Rain Showers
A slight chance of rain showers. Partly cloudy, with a low around 69.
87°F 68°F
Data provided by weather.gov