Prairie Grove, IL Weather Forecast

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Prairie Grove, IL Weather Forecast

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Prairie Grove IL weather  - Partly Cloudy - 57°F
Partly Cloudy
57°F
Updated 8:10 pm
Feels Like 50°F
Humidity 77%
Wind N 0 mph
Barometer  30.15 in
Dew Point 50°F
Prairie Grove IL weather  - Partly Cloudy - 14°C
Partly Cloudy
14°C
Updated 8:10 pm
Feels Like 10°C
Humidity 77%
Wind N 0 km/h
Barometer  102.1 kPa
Dew Point 10°C

Prairie Grove Weather Forecast

THIS AFTERNOON TONIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT
Prairie Grove, IL Weather - This Afternoon Mostly Sunny Prairie Grove, IL Weather - Tonight Partly Cloudy Prairie Grove, IL Weather - Sunday Partly Cloudy Prairie Grove, IL Weather - Sunday Night Partly Cloudy Prairie Grove, IL Weather - Monday Partly Cloudy Prairie Grove, IL Weather - Monday Night Partly Cloudy Prairie Grove, IL Weather - Tuesday Partly Cloudy Prairie Grove, IL Weather - Tuesday Night Showers Likely Prairie Grove, IL Weather - Wednesday Chance Of Showers Prairie Grove, IL Weather - Wednesday Night Chance Of Showers Prairie Grove, IL Weather - Thursday Showers Prairie Grove, IL Weather - Thursday Night Chance Of Showers
Mostly Sunny Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Showers Likely Chance of Showers Chance of Showers Showers Chance of Showers
Hi: 69°FHi: 21°C
Lo: 49°FLo: 9°C Hi: 69°FHi: 21°C
Lo: 49°FLo: 9°C Hi: 71°FHi: 22°C
Lo: 51°FLo: 11°C Hi: 71°FHi: 22°C
Lo: 60°FLo: 16°C Hi: 70°FHi: 21°C
Lo: 60°FLo: 16°C Hi: 70°FHi: 21°C
Lo: 55°FLo: 13°C
POP: 60% POP: 50% POP: 50% POP: 70% POP: 40%
POP = Probability of Precipitation.
Weather Outlook Updated: 111 PM CDT Sat Sep 26 2026 Prairie Grove, IL Weather - WeatherWorld.com

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Prairie Grove Forecast Discussion

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Issued: 630 PM CDT Sat Sep 26 2026

Key Messages

  • Seasonable temperatures for late September are expected over the next several days.
  • The next chances for widespread rainfall are forecasted to come mid to late next week.

Discussion

... Issued at 203 PM CDT Sat Sep 26 2026

A ridge of high pressure continues to reside over the Great Lakes in between the Nor`easter off the east coast and the broad troughing over the Pacific Northwest and Mountain West regions. This ridge is expected to remain in place through at least Monday which will ke...