Weather Alert
Streamwood Weather Warning NWS WEATHER ALERT FOR THE STREAMWOOD, IL AREA - SHORTTERM FORECAST Issued: 704 AM CDT Sun Sep 20 2026 Streamwood Weather Warning

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Streamwood, IL Weather Forecast

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Streamwood, IL Weather Forecast

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Streamwood IL weather - Light Rain - 66°F
Light Rain
66°F
Updated 7:37 am
Feels Like 58°F
Humidity 93%
Wind NE 15 mph
Barometer  29.98 in
Dew Point 64°F
Streamwood IL weather - Light Rain - 19°C
Light Rain
19°C
Updated 7:37 am
Feels Like 15°C
Humidity 93%
Wind NE 24 km/h
Barometer  101.5 kPa
Dew Point 18°C
WX Settings

Streamwood Weather Forecast

TODAY TONIGHT MONDAY MONDAY NIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT
Streamwood, IL Weather - Today Chance Of T-Storm Streamwood, IL Weather - Tonight Chance Of Showers Streamwood, IL Weather - Monday Chance Of Showers Streamwood, IL Weather - Monday Night Chance Of Showers Streamwood, IL Weather - Tuesday Chance Of Showers Streamwood, IL Weather - Tuesday Night Partly Cloudy Streamwood, IL Weather - Wednesday Mostly Cloudy Streamwood, IL Weather - Wednesday Night Partly Cloudy Streamwood, IL Weather - Thursday Partly Cloudy Streamwood, IL Weather - Thursday Night Mostly Cloudy Streamwood, IL Weather - Friday Partly Cloudy Streamwood, IL Weather - Friday Night Partly Cloudy
Chance of T-Storm Chance of Showers Chance of Showers Chance of Showers Chance of Showers Partly Cloudy Mostly Cloudy Partly Cloudy Partly Cloudy Mostly Cloudy Partly Cloudy Partly Cloudy
Hi: 69°FHi: 21°C
 Lo: 59°FLo: 15°C Hi: 65°FHi: 18°C
 Lo: 55°FLo: 13°C Hi: 61°FHi: 16°C
 Lo: 51°FLo: 11°C Hi: 65°FHi: 18°C
 Lo: 51°FLo: 11°C Hi: 65°FHi: 18°C
 Lo: 51°FLo: 11°C Hi: 69°FHi: 21°C
 Lo: 51°FLo: 11°C
POP: 90% POP: 30% POP: 30% POP: 20% POP: 20%
POP = Probability of Precipitation.
Weather Outlook Updated: 605 AM CDT Sun Sep 20 2026 Streamwood, IL Weather - WeatherWorld.com

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Issued: 632 AM CDT Sun Sep 20 2026

Key Messages

  • A Flood Watch for flash flooding has been extended through early this afternoon for areas roughly along and north of the Illinois and Kankakee rivers.
  • Periods of showers and thunderstorms with torrential rain and localized flash flooding are expected through midday today.
  • Below normal temps through the end of the week.

Discussion

... Issued at 224 AM CDT Sun Sep 20 2026

The flood watch has been extended until 18z today. Periods of showers and thunderstorms are expected to continue throu...