National Weather Service United States Department of Commerce

Flash flooding possible across parts of Great Basin and southern Plains

A very wet pattern will persist across the Great Basin and into the southern Plains on Tuesday. Heavy rainfall is expected from southeastern Wyoming across Colorado, northeastern New Mexico into the Texas Panhandle and western Oklahoma. Isolated rainfall rates of 1-2 inches per hour will bring a risk of flash flooding to these areas
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Hazardous Weather Conditions

Current Conditions

McHenry County

Zone Forecast

  • Today Mostly sunny in the morning...then partly sunny with isolated showers and thunderstorms early in the afternoon. Partly sunny with scattered showers and thunderstorms late in the afternoon. Highs in the upper 70s. Northwest winds 10 to 15 mph. Chance of precipitation 30 percent.
  • Tonight Partly cloudy. Scattered showers and thunderstorms early in the evening...then isolated showers and thunderstorms late in the evening. Lows in the upper 50s. West winds around 10 mph. Chance of precipitation 30 percent.
  • Wednesday Partly cloudy with a 20 percent chance of showers. Highs in the upper 70s. Northwest winds around 10 mph.
  • Wednesday Night Partly cloudy in the evening then clearing. Lows in the upper 50s. Light and variable winds.
  • Thursday Mostly sunny in the morning...then partly sunny with a 20 percent chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. West winds around 10 mph.
  • Thursday Night Partly cloudy. Lows in the lower 60s.
  • Friday Partly sunny. Chance of showers in the morning...then a chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. Chance of precipitation 40 percent.
  • Friday Night Partly cloudy with a 20 percent chance of showers. Lows around 60.
  • Saturday Partly cloudy with a 30 percent chance of showers and thunderstorms. Highs in the upper 70s.
  • Saturday Night Through Sunday Night Mostly clear. Lows around 60. Highs in the lower 80s.
  • Monday Partly cloudy with a 20 percent chance of showers and thunderstorms. Highs around 80.