National Weather Service United States Department of Commerce

Cold Front Crossing the Central U.S.

A cold front over the Northern Rockies will move eastward to the Upper Mississippi Valley/Central Plains by Monday. Rain will develop along the boundary over the Upper Midwest and move into the Upper Great Lakes by Monday. Some of the thunderstorms could become severe in portions of Texas through Monday.
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Current Conditions

Lewis County

Zone Forecast

  • Tonight Mainly clear early...then becoming mostly cloudy. Lows ranging from the lower 30s on the tug hill to the upper 30s across the lower elevations. South winds 10 mph or less...increasing to 10 to 15 mph.
  • Monday Partly sunny and warm with highs ranging from the lower 60s on the tug hill to the upper 60s across the lower elevations. South winds 10 to 15 mph...becoming southwest.
  • Monday Night Mostly cloudy and warmer with lows in the upper 40s. Southwest winds 10 mph or less...becoming south.
  • Tuesday Showers. Highs ranging from the mid 50s on the tug hill to the upper 50s across the lower elevations. South winds 10 to 15 mph...becoming west. Chance of rain near 100 percent.
  • Tuesday Night Cloudy. Rain showers in the evening...then a chance of rain showers overnight. Colder with lows ranging from the lower 30s on the tug hill to the mid 30s across the lower elevations. West winds 10 mph or less...becoming north 10 to 15 mph. Chance of rain 80 percent.
  • Wednesday Partly sunny with a 40 percent chance of rain showers. Highs in the mid 40s.
  • Wednesday Night Clear. Lows around 30.
  • Thursday Sunny. Highs in the upper 40s.
  • Thursday Night Mostly cloudy. Lows in the mid 30s.
  • Friday Cloudy with a 50 percent chance of rain showers. Highs in the upper 50s.
  • Friday Night Mostly cloudy with a 50 percent chance of showers. Lows in the lower 40s.
  • Saturday Mostly cloudy with a 40 percent chance of showers. Highs in the mid 50s.
  • Saturday Night Mostly cloudy with a chance of rain and snow showers. Lows in the mid 30s. Chance of precipitation 40 percent.
  • Sunday Mostly cloudy with a chance of rain and snow showers. Highs in the lower 50s. Chance of precipitation 40 percent.