National Weather Service United States Department of Commerce

Heavy rain possible for the northern Rockies & Plains; severe storms for the Northern Plains

An unseasonably strong storm system in the northwest U.S. will bring showers and thunderstorms, with locally heavy rainfall, to the northern Rockies and northern Plains. Isolated flash floods will be possible in these areas. Some storms could become severe in parts of the Dakotas into Minnesota, with large hail and damaging winds. In addition, temperatures will be 10 to 20 degrees below average.
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Current Conditions

Upper Snake River Plain

Zone Forecast

  • Today Partly sunny with isolated showers and thunderstorms in the morning...then numerous rain showers and isolated thunderstorms in the afternoon. Highs 56 to 64. Southwest winds up to 10 mph...increasing to 10 to 15 mph in the afternoon. Areal coverage of precipitation 70 percent.
  • Tonight Mostly cloudy with scattered rain showers and isolated thunderstorms in the evening...then partly cloudy after midnight. Lows 41 to 48. West winds up to 10 mph in the evening...becoming light and variable. Areal coverage of precipitation 50 percent.
  • Sunday Partly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs 62 to 69. Light and variable winds...becoming southwest up to 10 mph in the afternoon. Chance of precipitation 20 percent.
  • Sunday Night Mostly cloudy with a slight chance of showers and thunderstorms. Lows 42 to 49. Southwest winds up to 10 mph. Chance of precipitation 20 percent.
  • Monday Partly sunny with a chance of rain showers and a slight chance of thunderstorms. Highs 62 to 69. Northwest winds up to 10 mph. Chance of precipitation 40 percent.
  • Monday Night Mostly cloudy with a slight chance of showers and thunderstorms. Lows 45 to 52.
  • Tuesday Mostly sunny with a slight chance of rain showers. Highs 64 to 73.
  • Tuesday Night And Wednesday Mostly clear. Lows 44 to 51. Highs 65 to 75.
  • Wednesday Night Through Friday Partly cloudy. Lows 46 to 54. Highs 71 to 81.