National Weather Service United States Department of Commerce

Flash flooding possible across parts of Great Basin and southern Plains

A very wet pattern will persist across the Great Basin and into the southern Plains on Tuesday. Heavy rainfall is expected from southeastern Wyoming across Colorado, northeastern New Mexico into the Texas Panhandle and western Oklahoma. Isolated rainfall rates of 1-2 inches per hour will bring a risk of flash flooding to these areas
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Current Conditions

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Duncannon PA

7 Day Forecast

For More Weather Information:

State College, PA Local Forecast Office

Tonight

Partly Cloudy

Partly
Cloudy

Low: 53 °F

Wednesday

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

High: 79 °F

Wednesday
Night

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

Low: 57 °F

Thursday

Isolated Thunderstorms Chance for Measurable Precipitation 20%

Isolated
Thunderstorms

High: 82 °F

Thursday
Night

Isolated Thunderstorms Chance for Measurable Precipitation 20%

Isolated
Thunderstorms

Low: 60 °F

Friday

Scattered Thunderstorms Chance for Measurable Precipitation 40%

Scattered
Thunderstorms

High: 81 °F

Friday
Night

Scattered Thunderstorms Chance for Measurable Precipitation 50%

Scattered
Thunderstorms

Low: 61 °F

Saturday

Chance Thunderstorms Chance for Measurable Precipitation 50%

Chance
Thunderstorms

High: 81 °F

Saturday
Night

Scattered Thunderstorms Chance for Measurable Precipitation 40%

Scattered
Thunderstorms

Low: 61 °F

Detailed Forecast

  • Tonight Partly cloudy, with a low around 53. West wind around 5 mph becoming calm in the evening.
  • Wednesday A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 79. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 20%.
  • Wednesday Night A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 3am. Mostly cloudy, with a low around 57. Light west wind. Chance of precipitation is 20%.
  • Thursday Isolated showers and thunderstorms after 9am. Partly sunny, with a high near 82. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 20%.
  • Thursday Night Isolated showers and thunderstorms before 9pm. Partly cloudy, with a low around 60. Calm wind. Chance of precipitation is 20%.
  • Friday Scattered showers and thunderstorms after 9am. Partly sunny, with a high near 81. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
  • Friday Night Scattered showers and thunderstorms. Mostly cloudy, with a low around 61. Chance of precipitation is 50%.
  • Saturday A chance of showers and thunderstorms. Mostly cloudy, with a high near 81. Chance of precipitation is 50%.
  • Saturday Night Scattered showers and thunderstorms. Mostly cloudy, with a low around 61. Chance of precipitation is 40%.
  • Sunday Scattered showers and thunderstorms. Mostly cloudy, with a high near 82. Chance of precipitation is 40%.
  • Sunday Night Scattered showers and thunderstorms. Mostly cloudy, with a low around 63. Chance of precipitation is 40%.
  • Monday Partly sunny, with a high near 82.
  • Monday Night Partly cloudy, with a low around 63.
  • Tuesday Scattered showers and thunderstorms. Mostly sunny, with a high near 82. Chance of precipitation is 30%.