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7 Day Forecast for Smethport Pa. and McKean County
National Weather Service Forecast for: Smethport PA
Issued by: National Weather Service State College, PA
Updated: 4:16 am EDT Aug 11, 2026

Smethport, Pa
 
Overnight

Overnight: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 64. Calm wind.  Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Chance
Showers

Tuesday

Tuesday: A chance of showers and thunderstorms, mainly after 2pm.  Mostly cloudy, with a high near 79. Calm wind becoming west around 5 mph in the afternoon.  Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Chance
T-storms

Tuesday
Night
Tuesday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 2am.  Cloudy, then becoming partly cloudy toward daybreak, with a low around 55. Calm wind.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Chance
T-storms then
Slight Chance
Showers
Wednesday

Wednesday: Patchy fog before 8am.  Otherwise, mostly sunny, with a high near 80. Light and variable wind.
Patchy Fog
then Mostly
Sunny
Wednesday
Night
Wednesday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 57. Calm wind.  Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Chance
Showers

Thursday

Thursday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm.  Partly sunny, with a high near 79. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Chance
Showers

Thursday
Night
Thursday Night: A chance of showers before 8pm.  Partly cloudy, with a low around 54. Chance of precipitation is 30%.
Chance
Showers then
Partly Cloudy
Friday

Friday: Sunny, with a high near 74.
Sunny

Friday
Night
Friday Night: Mostly clear, with a low around 47.
Mostly Clear

Lo 64 °F Hi 79 °F Lo 55 °F Hi 80 °F Lo 57 °F Hi 79 °F Lo 54 °F Hi 74 °F Lo 47 °F

Hazardous Weather Outlook
 

Overnight
 
A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Calm wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
 
A chance of showers and thunderstorms, mainly after 2pm. Mostly cloudy, with a high near 79. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
 
A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 2am. Cloudy, then becoming partly cloudy toward daybreak, with a low around 55. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
 
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 80. Light and variable wind.
Wednesday Night
 
A chance of showers and thunderstorms. Mostly cloudy, with a low around 57. Calm wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
 
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 79. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
 
A chance of showers before 8pm. Partly cloudy, with a low around 54. Chance of precipitation is 30%.
Friday
 
Sunny, with a high near 74.
Friday Night
 
Mostly clear, with a low around 47.
Saturday
 
Mostly sunny, with a high near 74.
Saturday Night
 
Partly cloudy, with a low around 50.
Sunday
 
A chance of showers and thunderstorms. Partly sunny, with a high near 76. Chance of precipitation is 50%.
Sunday Night
 
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 58. Chance of precipitation is 60%.
Monday
 
A chance of showers. Mostly cloudy, with a high near 75. Chance of precipitation is 30%.

 

Forecast from NOAA-NWS for Smethport PA.
Forecast Sript courtesy of Saratoga-weather.org