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

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Algonquin IL

7 Day Forecast

For More Weather Information:

Chicago, IL Local Forecast Office

Overnight

Isolated Showers Chance for Measurable Precipitation 20%

Isolated
Showers

Low: 57 °F

Wednesday

Slight Chance Showers Chance for Measurable Precipitation 20%

Slight Chc
Showers

High: 77 °F

Wednesday
Night

Slight Chance Showers Chance for Measurable Precipitation 20%

Slight Chc
Showers

Low: 58 °F

Thursday

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

High: 80 °F

Thursday
Night

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

Low: 61 °F

Friday

Chance Showers Chance for Measurable Precipitation 40%

Chance
Showers

High: 79 °F

Friday
Night

Chance Showers Chance for Measurable Precipitation 40%

Chance
Showers

Low: 62 °F

Saturday

Chance Thunderstorms

Chance
Thunderstorms

High: 79 °F

Saturday
Night

Chance Thunderstorms

Chance
Thunderstorms

Low: 59 °F

Detailed Forecast

  • Overnight Isolated showers before 4am. Partly cloudy, with a low around 57. West wind around 5 mph. Chance of precipitation is 20%.
  • Wednesday A 20 percent chance of showers after 8am. Mostly sunny, with a high near 77. West northwest wind 5 to 10 mph.
  • Wednesday Night A 20 percent chance of showers before 11pm. Partly cloudy, with a low around 58. West wind around 5 mph.
  • Thursday A slight chance of showers between 11am and 2pm, then a slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 80. West wind 5 to 10 mph. Chance of precipitation is 20%.
  • Thursday Night A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 11pm. Mostly cloudy, with a low around 61. Southwest wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 20%.
  • Friday A 40 percent chance of showers and thunderstorms after 8am. Partly sunny, with a high near 79.
  • Friday Night A chance of showers and thunderstorms before 8pm, then a slight chance of showers. Partly cloudy, with a low around 62. Chance of precipitation is 40%.
  • Saturday A chance of showers and thunderstorms. Partly sunny, with a high near 79.
  • Saturday Night A chance of showers and thunderstorms. Partly cloudy, with a low around 59.
  • Sunday Sunny, with a high near 81.
  • Sunday Night Partly cloudy, with a low around 61.
  • Monday A slight chance of showers and thunderstorms. Mostly sunny, with a high near 81.
  • Monday Night A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 62.
  • Tuesday A chance of showers and thunderstorms. Partly sunny, with a high near 78.