Weather Alert
Central Park McHenry Weather Warning NWS WEATHER ALERT FOR THE CENTRAL PARK MCHENRY, IL AREA - Issued: 834 PM CDT Sun Aug 30 2026 Central Park McHenry Weather Warning

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Central Park McHenry, IL Weather Forecast

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Central Park McHenry, IL Weather Forecast

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Central Park McHenry IL weather - Clear - 73°F
Clear
73°F
Updated 10:23 pm
Feels Like 77°F
Humidity 90%
Wind SW 10 mph
Barometer  29.98 in
Dew Point 70°F
Central Park McHenry IL weather - Clear - 23°C
Clear
23°C
Updated 10:23 pm
Feels Like 25°C
Humidity 90%
Wind SW 16 km/h
Barometer  101.5 kPa
Dew Point 21°C
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Central Park McHenry Weather Forecast

TONIGHT MONDAY MONDAY NIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY
Central Park McHenry, IL Weather - Tonight Chance Of T-Storm Central Park McHenry, IL Weather - Monday Chance Of T-Storm Central Park McHenry, IL Weather - Monday Night Chance Of T-Storm Central Park McHenry, IL Weather - Tuesday Chance Of T-Storm Central Park McHenry, IL Weather - Tuesday Night Partly Cloudy Central Park McHenry, IL Weather - Wednesday Partly Cloudy Central Park McHenry, IL Weather - Wednesday Night Chance Of T-Storm Central Park McHenry, IL Weather - Thursday Chance Of T-Storm Central Park McHenry, IL Weather - Thursday Night Chance Of T-Storm Central Park McHenry, IL Weather - Friday Partly Cloudy Central Park McHenry, IL Weather - Friday Night Partly Cloudy Central Park McHenry, IL Weather - Saturday Partly Cloudy
Chance of T-Storm Chance of T-Storm Chance of T-Storm Chance of T-Storm Partly Cloudy Partly Cloudy Chance of T-Storm Chance of T-Storm Chance of T-Storm Partly Cloudy Partly Cloudy Partly Cloudy
Lo: 70°FLo: 21°C Hi: 89°FHi: 32°C
 Lo: 71°FLo: 22°C Hi: 89°FHi: 32°C
 Lo: 71°FLo: 22°C Hi: 89°FHi: 32°C
 Lo: 70°FLo: 21°C Hi: 85°FHi: 29°C
 Lo: 69°FLo: 21°C Hi: 85°FHi: 29°C
 Lo: 65°FLo: 18°C Hi: 81°FHi: 27°C
POP: 60% POP: 40% POP: 20% POP: 20% POP: 50% POP: 40% POP: 50%
POP = Probability of Precipitation.
Weather Outlook Updated: 820 PM CDT Sun Aug 30 2026 Central Park McHenry, IL Weather - WeatherWorld.com

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Issued: 639 PM 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 231 PM CDT Sun Aug 30 2026

A shortwave disturbance over northeastern Iowa will continue to drive showers and embedded thunderstorms eastward through early this evening, with the greatest coverage expected north of I-80. While a 20% chance for lightning remains, poor mid-level lapse rates across northern Illin...