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Glenbard South High School Weather Warning NWS WEATHER ALERT FOR THE GLENBARD SOUTH HIGH SCHOOL, IL AREA - Issued: 302 AM CDT Sun Aug 30 2026 Glenbard South High School Weather Warning

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Glenbard South High School, IL Weather Forecast

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Glenbard South High School, IL Weather Forecast

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Glenbard South High School IL weather - Clear - 71°F
Clear
71°F
Updated 3:23 am
Feels Like 69°F
Humidity 68%
Wind S 12 mph
Barometer  30 in
Dew Point 60°F
Glenbard South High School IL weather - Clear - 22°C
Clear
22°C
Updated 3:23 am
Feels Like 20°C
Humidity 68%
Wind S 19 km/h
Barometer  101.6 kPa
Dew Point 16°C
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Glenbard South High School Weather Forecast

REST OF TONIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY
Glenbard South High School, IL Weather - Rest Of Tonight Chance Of T-Storm Glenbard South High School, IL Weather - Sunday Chance Of T-Storm Glenbard South High School, IL Weather - Sunday Night Chance Of T-Storm Glenbard South High School, IL Weather - Monday Partly Cloudy Glenbard South High School, IL Weather - Monday Night Partly Cloudy Glenbard South High School, IL Weather - Tuesday Chance Of Showers Glenbard South High School, IL Weather - Tuesday Night Clearing Glenbard South High School, IL Weather - Wednesday Mostly Sunny Glenbard South High School, IL Weather - Wednesday Night Partly Cloudy Glenbard South High School, IL Weather - Thursday Chance Of T-Storm Glenbard South High School, IL Weather - Thursday Night Partly Cloudy Glenbard South High School, IL Weather - Friday Partly Cloudy
Chance of T-Storm Chance of T-Storm Chance of T-Storm Partly Cloudy Partly Cloudy Chance of Showers Clearing Mostly Sunny Partly Cloudy Chance of T-Storm Partly Cloudy Partly Cloudy
Lo: 69°FLo: 21°C Hi: 85°FHi: 29°C
 Lo: 71°FLo: 22°C Hi: 90°FHi: 32°C
 Lo: 71°FLo: 22°C Hi: 91°FHi: 33°C
 Lo: 75°FLo: 24°C Hi: 91°FHi: 33°C
 Lo: 75°FLo: 24°C Hi: 89°FHi: 32°C
 Lo: 71°FLo: 22°C Hi: 85°FHi: 29°C
POP: 30% POP: 50% POP: 20% POP: 20% POP: 40%
POP = Probability of Precipitation.
Weather Outlook Updated: 120 AM CDT Sun Aug 30 2026 Glenbard South High School, IL Weather - WeatherWorld.com

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Issued: 222 AM CDT Sun Aug 30 2026

Key Messages

  • Periodic shower and storms through the early part of the week, though there will ample dry periods.
  • Hotter and more humid conditions build through midweek.

Discussion

... Issued at 222 AM CDT Sun Aug 30 2026

As a low level jet (LLJ) increases this morning, as sampled around 40 knots just 2000 ft AGL on the KLOT VAD, it is no surprise that shower coverage is gradually expanding over northern Illinois. PoPs were increased to around 30 to 40 percent chance to match the coverage being obser...