National Weather Service United States Department of Commerce

On Saturday, severe weather will be possible across portions of the northern Plains while dry and hot conditions begin returning to the West.

Severe weather is possible over parts of the northern Plains on Saturday. During the late afternoon and early evening hours, large hail and isolated tornadoes will be the primary threats with damaging winds becoming the greatest threat in the late evening hours. Out west, hot and dry conditions begin to return bringing increased heat dangers and fire weather concerns.
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Current Conditions

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Johnstown PA

7 Day Forecast

For More Weather Information:

State College, PA Local Forecast Office

Overnight

Partly Cloudy

Partly
Cloudy

Low: 59 °F

Saturday

Slight Chance Showers Chance for Measurable Precipitation 20%

Slight Chc
Showers

High: 82 °F

Saturday
Night

Chance Thunderstorms Chance for Measurable Precipitation 40%

Chance
Thunderstorms

Low: 67 °F

Sunday

Thunderstorms Likely Chance for Measurable Precipitation 60%

Thunderstorms
Likely

High: 81 °F

Sunday
Night

Thunderstorms Likely Chance for Measurable Precipitation 60%

Thunderstorms
Likely

Low: 66 °F

Labor
Day

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

High: 81 °F

Monday
Night

Chance Thunderstorms Chance for Measurable Precipitation 40%

Chance
Thunderstorms

Low: 67 °F

Tuesday

Chance Thunderstorms Chance for Measurable Precipitation 50%

Chance
Thunderstorms

High: 83 °F

Tuesday
Night

Chance Thunderstorms Chance for Measurable Precipitation 50%

Chance
Thunderstorms

Low: 64 °F

Detailed Forecast

  • Overnight Partly cloudy, with a low around 59. Light southeast wind.
  • Saturday A slight chance of showers after 1pm. Partly sunny, with a high near 82. South wind 6 to 8 mph. Chance of precipitation is 20%.
  • Saturday Night A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Southeast wind 5 to 7 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
  • Sunday Showers and thunderstorms likely before 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 81. Southwest wind 7 to 11 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
  • Sunday Night Showers likely and possibly a thunderstorm before 8pm, then showers and thunderstorms likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 66. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
  • Labor Day A chance of showers and thunderstorms. Mostly cloudy, with a high near 81. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
  • Monday Night A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 40%.
  • Tuesday A chance of showers and thunderstorms. Mostly cloudy, with a high near 83. Chance of precipitation is 50%.
  • Tuesday Night A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 50%.
  • Wednesday Partly sunny, with a high near 81.
  • Wednesday Night Partly cloudy, with a low around 58.
  • Thursday Mostly sunny, with a high near 82.
  • Thursday Night Partly cloudy, with a low around 61.
  • Friday Mostly sunny, with a high near 81.