National Weather Service United States Department of Commerce

Heavy rain possible for parts of the northern Rockies & Plains; Severe storms for the Upper Midwest

An unseasonably strong storm system in the northwest U.S. will bring showers and thunderstorms, some heavy, to parts of the northern Rockies and northern Plains through Saturday. Isolated flash floods will be possible in these areas. Some of the storms could be severe in parts of the Dakotas into Minnesota, with large hail and damaging winds.
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Hazardous Weather Conditions

Current Conditions

Ascension Parish

Zone Forecast

  • Today Sunny in the morning then becoming partly cloudy. A 20 percent chance of showers and thunderstorms. Highs in the mid 90s. Southwest winds to 5 mph. Heat index readings 108 to 112 in the afternoon.
  • Tonight Mostly clear. A 20 percent chance of showers and thunderstorms in the evening. Lows in the mid 70s. West winds to 5 mph.
  • Sunday Sunny in the morning...then partly cloudy with isolated showers and thunderstorms in the afternoon. Highs in the upper 90s. Northwest winds to 5 mph. Chance of precipitation 20 percent. Heat index readings 108 to 113 in the afternoon.
  • Sunday Night Partly cloudy with isolated showers and thunderstorms. Lows in the mid 70s. Northwest winds to 5 mph. Chance of precipitation 20 percent.
  • Monday Partly cloudy. Isolated showers and thunderstorms in the morning...then scattered showers and thunderstorms in the afternoon. Highs in the mid 90s. East winds to 10 mph. Chance of precipitation 40 percent. Heat index readings around 110 in the afternoon.
  • Monday Night Partly cloudy. Scattered showers and thunderstorms in the evening...then isolated showers and thunderstorms after midnight. Lows in the mid 70s. Chance of precipitation 40 percent.
  • Tuesday Mostly cloudy with scattered showers and thunderstorms. Highs in the lower 90s. Chance of precipitation 40 percent.
  • Tuesday Night Partly cloudy with isolated showers and thunderstorms. Lows in the mid 70s. Chance of precipitation 20 percent.
  • Wednesday Partly cloudy. Isolated showers and thunderstorms in the morning...then scattered showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of precipitation 30 percent.
  • Wednesday Night Partly cloudy with isolated showers and thunderstorms. Lows in the mid 70s. Chance of precipitation 20 percent.
  • Thursday Partly cloudy with scattered showers and thunderstorms. Highs in the lower 90s. Chance of precipitation 40 percent.
  • Thursday Night Partly cloudy with isolated showers and thunderstorms. Lows in the mid 70s. Chance of precipitation 20 percent.
  • Friday Partly cloudy with scattered showers and thunderstorms. Highs around 90. Chance of precipitation 40 percent.