National Weather Service United States Department of Commerce

Severe weather possible for parts of northern Plains and mid/upper Mississippi River Valley

Severe thunderstorms are expected across portions of the northern Plains and upper Mississippi Valley Wednesday. Large hail and damaging winds will be the main threats with these storms, but a tornado or two could occur as well. Other strong to severe storms may occur from late afternoon into the overnight hours from the middle Mississippi Valley into the lower Ohio Valley.
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Current Conditions

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4 Miles WNW Swanton MD

7 Day Forecast

For More Weather Information:

Pittsburgh, PA Local Forecast Office

Overnight

Chance Showers Chance for Measurable Precipitation 30%

Chance
Showers

Low: 61 °F

Wednesday

Thunderstorms Likely Chance for Measurable Precipitation 60%

Thunderstorms
Likely

High: 76 °F

Wednesday
Night

Chance Thunderstorms Chance for Measurable Precipitation 50%

Chance
Thunderstorms

Low: 64 °F

Thursday

Chance Thunderstorms Chance for Measurable Precipitation 40%

Chance
Thunderstorms

High: 78 °F

Thursday
Night

Chance Thunderstorms Chance for Measurable Precipitation 50%

Chance
Thunderstorms

Low: 63 °F

Friday

Chance Thunderstorms Chance for Measurable Precipitation 50%

Chance
Thunderstorms

High: 76 °F

Friday
Night

Chance Thunderstorms Chance for Measurable Precipitation 50%

Chance
Thunderstorms

Low: 62 °F

Saturday

Chance Thunderstorms Chance for Measurable Precipitation 40%

Chance
Thunderstorms

High: 74 °F

Saturday
Night

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

Low: 59 °F

Detailed Forecast

  • Overnight A chance of showers and thunderstorms, mainly after 4am. Mostly cloudy, with a low around 61. Calm wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
  • Wednesday Showers and thunderstorms likely, mainly before 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 76. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
  • Wednesday Night A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 64. Light and variable wind. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
  • Thursday A slight chance of showers between 9am and 11am, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 78. Light and variable wind becoming west 5 to 10 mph in the morning. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
  • Thursday Night A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. West wind 3 to 6 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.
  • Friday A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 76. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
  • Friday Night A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Chance of precipitation is 50%.
  • Saturday A chance of showers and thunderstorms. Mostly cloudy, with a high near 74. Chance of precipitation is 40%.
  • Saturday Night A chance of showers and thunderstorms. Mostly cloudy, with a low around 59. Chance of precipitation is 30%.
  • Sunday Partly sunny, with a high near 77.
  • Sunday Night Mostly cloudy, with a low around 59.
  • Monday A chance of showers and thunderstorms. Partly sunny, with a high near 79. Chance of precipitation is 40%.
  • Monday Night A chance of showers and thunderstorms. Mostly cloudy, with a low around 59. Chance of precipitation is 40%.
  • Tuesday Partly sunny, with a high near 74.