National Weather Service United States Department of Commerce

Flash flooding threat continues from the Great Basin across the southern Plains

The wet pattern in place will continue from the Great Basin across the central and southern Rockies into the southern Plains into Wednesday. Ample monsoonal moisture with a frontal boundary in place will allow for shower and thunderstorm development with locally heavy rainfall at times. The heavier showers could lead to flash flooding in some areas, especially urban areas and burn scars.
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Hazardous Weather Conditions

Current Conditions

Cook County

Zone Forecast

  • Today Partly cloudy. Chance of showers and a slight chance of thunderstorms in the late morning and afternoon. Highs in the upper 70s...except in the mid 70s along the lakeshore. North winds 10 to 15 mph. Chance of precipitation 30 percent.
  • Tonight Mostly clear. Lows in the upper 50s...except in the lower 60s downtown. Southwest winds around 10 mph.
  • Thursday Partly cloudy. A 20 percent chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. West winds 10 to 15 mph.
  • Thursday Night Partly cloudy. A 20 percent chance of showers and thunderstorms in the evening. Lows in the mid 60s. Southwest winds around 10 mph in the evening becoming light and variable after midnight.
  • Friday Partly sunny. Slight chance of showers in the morning... Then a chance of showers and thunderstorms in the afternoon. Highs around 80. Southwest winds around 10 mph. Chance of precipitation 50 percent.
  • Friday Night Partly cloudy. Chance of showers and thunderstorms in the evening...then a slight chance of showers after midnight. Lows in the mid 60s. Chance of precipitation 30 percent.
  • Saturday Partly cloudy. Slight 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.
  • Saturday Night Mostly clear. Lows in the lower 60s.
  • Sunday Through Monday Partly cloudy. Highs in the lower 80s. Lows in the lower 60s.
  • Monday Night And Tuesday Partly cloudy with a 30 percent chance of showers and thunderstorms. Lows in the mid 60s. Highs around 80.