National Weather Service United States Department of Commerce

Severe weather possible for parts of eastern U.S.

The NWS Storm Prediction Center is forecasting a risk of severe thunderstorms Tuesday afternoon & evening across parts of the Ohio Valley, Appalachians & eastern Great Lakes, from eastern Kentucky northeastward to central New York. The main threat will be strong, damaging wind gusts. Isolated strong to severe storms will also be possible across parts of the southern Plains & lower Miss. Valley.
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Current Conditions

Polk County

Zone Forecast

  • Tonight Mostly clear. A 20 percent chance of thunderstorms late in the night. Low in the lower 60s. Southwest wind near 5 mph shifting to the south around 5 mph after midnight.
  • Wednesday Partly sunny. A chance of thunderstorms through mid morning...then a slight chance of thunderstorms in the late morning and afternoon. High in the mid 80s. South wind 5 to 15 mph. Chance of thunderstorms 30 percent.
  • Wednesday Night Mostly cloudy through midnight then becoming partly cloudy. Warmer. Low in the mid 70s. South wind 10 to 15 mph.
  • Thursday Mostly sunny. High around 90. Southwest wind 10 to 15 mph. Highest heat index readings around 100 in the afternoon.
  • Thursday Night Thunderstorms likely. Cooler. Low in the lower 60s. West wind around 10 mph shifting to the north after midnight. Chance of thunderstorms 60 percent.
  • Friday Mostly cloudy with a 20 percent chance of thunderstorms. Cooler. High in the lower 70s.
  • Friday Night Mostly cloudy. Cooler. Low in the lower 50s.
  • Saturday And Saturday Night Partly cloudy. High in the lower 70s. Low in the lower 50s.
  • Sunday Sunny. High in the mid 70s.
  • Sunday Night Partly cloudy. Low in the mid 50s.
  • Monday Partly sunny with a 20 percent chance of thunderstorms. High in the mid 70s.
  • Monday Night And Tuesday Cloudy with a 50 percent chance of thunderstorms. Low in the lower 60s. High in the mid 70s.