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Greenville Weather Warning NWS WEATHER ALERT FOR THE GREENVILLE, IL AREA - Issued: 249 PM CDT Fri Sep 4 2026 Greenville Weather Warning

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Greenville, IL Weather - Hour by Hour Forecast

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Greenville, IL Weather - Hour by Hour Forecast

24 Hour Forecast

Current Conditions - Partly Cloudy. Temperature is 98°F37°C, dew point 69°F21°C, humidity 38%. Wind direction is N/A at N/A mph0 km/h with visibility of 10 mi16 km. Barometric pressure is 29.94 in1014 mb.
Tonight - Mostly clear this evening, then becoming partly cloudy. Lows in the mid 70s. Southwest winds around 5 mph this evening, becoming l.. Full Forecast
Saturday - Sunny, hot with highs in the upper 90s. Northwest winds around 5 mph. Heat index values up to 106... Full Forecast

Greenville Hourly Weather

24 Hour Forecast Scroll
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Greenville, IL Hourly Weather - Partly Cloudy - 4:00 PM Greenville, IL Hourly Weather - Partly Cloudy - 5:00 PM Greenville, IL Hourly Weather - Mostly Clear - 6:00 PM Greenville, IL Hourly Weather - Mostly Clear - 7:00 PM Greenville, IL Hourly Weather - Mostly Clear - 8:00 PM Greenville, IL Hourly Weather - Mostly Clear - 9:00 PM Greenville, IL Hourly Weather - Mostly Clear - 10:00 PM Greenville, IL Hourly Weather - Mostly Clear - 11:00 PM Greenville, IL Hourly Weather - Mostly Clear - 12:00 AM Greenville, IL Hourly Weather - Mostly Clear - 1:00 AM Greenville, IL Hourly Weather - Mostly Clear - 2:00 AM Greenville, IL Hourly Weather - Mostly Clear - 3:00 AM Greenville, IL Hourly Weather - Mostly Clear - 4:00 AM Greenville, IL Hourly Weather - Mostly Clear - 5:00 AM Greenville, IL Hourly Weather - Partly Cloudy - 6:00 AM Greenville, IL Hourly Weather - Partly Cloudy - 7:00 AM Greenville, IL Hourly Weather - Partly Cloudy - 8:00 AM Greenville, IL Hourly Weather - Partly Cloudy - 9:00 AM Greenville, IL Hourly Weather - Partly Cloudy - 10:00 AM Greenville, IL Hourly Weather - Partly Cloudy - 11:00 AM Greenville, IL Hourly Weather - Clear - 12:00 PM Greenville, IL Hourly Weather - Clear - 1:00 PM Greenville, IL Hourly Weather - Clear - 2:00 PM Greenville, IL Hourly Weather - Mostly Clear - 3:00 PM
Partly Cloudy Partly Cloudy Mostly Clear Mostly Clear Mostly Clear Mostly Clear Mostly Clear Mostly Clear Mostly Clear Mostly Clear Mostly Clear Mostly Clear Mostly Clear Mostly Clear Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Clear Clear Clear Mostly Clear
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Hour (CDT)
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POP = Probability of Precipitation. ** Indicates missing data/values from KSLO model statistics.

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Prob Precip % = Probability of Precipitation.

Greenville 36 Hour Forecast

POP = Probability of Precipitation. ** Indicates missing data/values from model statistics.

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