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Granville Weather Warning NWS WEATHER ALERT FOR THE GRANVILLE, IL AREA - FLOOD WARNING Issued: 828 PM CDT Mon Aug 17 2026 Granville Weather Warning

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Granville, IL Weather - Hour by Hour Forecast

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Granville, IL Weather - Hour by Hour Forecast

24 Hour Forecast

Current Conditions - Clear. Temperature is 65°F18°C, dew point 62°F17°C, humidity 90%. Wind direction is N at 0 mph0 km/h with visibility of 10 mi16 km. Barometric pressure is 30.03 in1017 mb.
Tonight - Mostly clear. Lows in the lower 60s. West winds around 5 mph this evening, becoming light and variable... Full Forecast
Tuesday - Mostly sunny in the morning, then mostly cloudy with a chance of showers with a slight chance of thunderstorms in the afternoon. H.. Full Forecast

Granville Hourly Weather

24 Hour Forecast Scroll
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Granville, IL Hourly Weather - Cloudy - 11:00 PM Granville, IL Hourly Weather - Cloudy - 12:00 AM Granville, IL Hourly Weather - Cloudy - 1:00 AM Granville, IL Hourly Weather - Cloudy - 2:00 AM Granville, IL Hourly Weather - Cloudy - 3:00 AM Granville, IL Hourly Weather - Cloudy - 4:00 AM Granville, IL Hourly Weather - Cloudy - 5:00 AM Granville, IL Hourly Weather - Cloudy - 6:00 AM Granville, IL Hourly Weather - Cloudy - 7:00 AM Granville, IL Hourly Weather - Cloudy - 8:00 AM Granville, IL Hourly Weather - Cloudy - 9:00 AM Granville, IL Hourly Weather - Cloudy - 10:00 AM Granville, IL Hourly Weather - Cloudy - 11:00 AM Granville, IL Hourly Weather - Cloudy - 12:00 PM Granville, IL Hourly Weather - Cloudy - 1:00 PM Granville, IL Hourly Weather - Cloudy - 2:00 PM Granville, IL Hourly Weather - Cloudy - 3:00 PM Granville, IL Hourly Weather - Cloudy - 4:00 PM Granville, IL Hourly Weather - Cloudy - 5:00 PM Granville, IL Hourly Weather - Mostly Cloudy - 6:00 PM Granville, IL Hourly Weather - Mostly Cloudy - 7:00 PM Granville, IL Hourly Weather - Mostly Cloudy - 8:00 PM Granville, IL Hourly Weather - Mostly Cloudy - 9:00 PM Granville, IL Hourly Weather - Mostly Cloudy - 10:00 PM
Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy
71°F22°C 71°F22°C 70°F21°C 69°F21°C 69°F21°C 68°F20°C 68°F20°C 68°F20°C 68°F20°C 70°F21°C 72°F22°C 74°F23°C 76°F24°C 77°F25°C 79°F26°C 79°F26°C 80°F27°C 80°F27°C 78°F26°C 77°F25°C 75°F24°C 73°F23°C 71°F22°C 69°F21°C
Rain Rain Rain Rain Rain Rain Rain Rain Rain - - - - - - - - - - - - - - -
39% 39% 39% 48% 48% 48% 48% 48% 48% 16% 16% 16% 16% 16% 16% 12% 12% 12% 12% 12% 12% 19% 19% 19%
67°F19°C 67°F19°C 67°F19°C 67°F19°C 66°F19°C 66°F19°C 66°F19°C 66°F19°C 66°F19°C 67°F19°C 68°F20°C 69°F21°C 69°F21°C 69°F21°C 69°F21°C 69°F21°C 69°F21°C 69°F21°C 69°F21°C 69°F21°C 69°F21°C 69°F21°C 68°F20°C 68°F20°C
87% 87% 90% 93% 90% 93% 93% 93% 93% 90% 87% 84% 79% 76% 72% 72% 69% 69% 74% 76% 82% 87% 90% 97%
S SW SW SW SW SW SW SSW SSW SSW SSW SSW W NW N WNW SSW S S S S SE SE E
2 mph 2 mph 2 mph 2 mph 1 mph 1 mph 1 mph 1 mph 1 mph 1 mph 3 mph 3 mph 3 mph 3 mph 3 mph 3 mph 3 mph 3 mph 3 mph 1 mph 1 mph 1 mph 2 mph 2 mph
10 mi16 km 10 mi16 km 10 mi16 km 6 mi10 km 5 mi8 km 3 mi5 km 3 mi5 km 5 mi8 km 5 mi8 km 6 mi10 km 6 mi10 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km
Hour (CDT)
Weather
Clouds
Temperature
Precip. Type
POP
Dewpoint
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Visibility
POP = Probability of Precipitation. ** Indicates missing data/values from KC75 model statistics.

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Prob Precip % = Probability of Precipitation.

Granville 36 Hour Forecast

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

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