Weather Alert
Grigg Weather Warning NWS WEATHER ALERT FOR THE GRIGG, IL AREA - Issued: 229 AM CDT Sat Sep 5 2026 Grigg Weather Warning

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Grigg, IL Weather - Hour by Hour Forecast

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Grigg, IL Weather - Hour by Hour Forecast

24 Hour Forecast

Current Conditions - Clear. Temperature is 94°F34°C, dew point 71°F22°C, humidity 47%. Wind direction is WNW at 3 mph5 km/h with visibility of 10 mi16 km. Barometric pressure is 29.97 in1015 mb.
Rest of Today - Sunny. Isolated showers and thunderstorms this afternoon. Hot with highs in the upper 90s. West winds around 5 mph. Chance of rain.. Full Forecast
Tonight - Partly cloudy with isolated showers and thunderstorms in the evening, then mostly clear after midnight. Humid with lows in the low.. Full Forecast

Grigg Hourly Weather

24 Hour Forecast Scroll
Sat, Sep 05
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Grigg, IL Hourly Weather - Clear - 12:00 PM Grigg, IL Hourly Weather - Clear - 1:00 PM Grigg, IL Hourly Weather - Clear - 2:00 PM Grigg, IL Hourly Weather - Mostly Clear - 3:00 PM Grigg, IL Hourly Weather - Mostly Clear - 4:00 PM Grigg, IL Hourly Weather - Mostly Clear - 5:00 PM Grigg, IL Hourly Weather - Partly Cloudy - 6:00 PM Grigg, IL Hourly Weather - Partly Cloudy - 7:00 PM Grigg, IL Hourly Weather - Partly Cloudy - 8:00 PM Grigg, IL Hourly Weather - Mostly Clear - 9:00 PM Grigg, IL Hourly Weather - Mostly Clear - 10:00 PM Grigg, IL Hourly Weather - Mostly Clear - 11:00 PM Grigg, IL Hourly Weather - Clear - 12:00 AM Grigg, IL Hourly Weather - Clear - 1:00 AM Grigg, IL Hourly Weather - Clear - 2:00 AM Grigg, IL Hourly Weather - Mostly Clear - 3:00 AM Grigg, IL Hourly Weather - Mostly Clear - 4:00 AM Grigg, IL Hourly Weather - Mostly Clear - 5:00 AM Grigg, IL Hourly Weather - Mostly Cloudy - 6:00 AM Grigg, IL Hourly Weather - Mostly Cloudy - 7:00 AM Grigg, IL Hourly Weather - Mostly Cloudy - 8:00 AM Grigg, IL Hourly Weather - Mostly Clear - 9:00 AM Grigg, IL Hourly Weather - Mostly Clear - 10:00 AM Grigg, IL Hourly Weather - Mostly Clear - 11:00 AM
Clear Clear Clear Mostly Clear Mostly Clear Mostly Clear Partly Cloudy Partly Cloudy Partly Cloudy Mostly Clear Mostly Clear Mostly Clear Clear Clear Clear Mostly Clear Mostly Clear Mostly Clear Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Clear Mostly Clear Mostly Clear
95°F35°C 98°F37°C 98°F37°C 98°F37°C 98°F37°C 95°F35°C 93°F34°C 90°F32°C 86°F30°C 82°F28°C 78°F26°C 76°F24°C 75°F24°C 73°F23°C 72°F22°C 72°F22°C 71°F22°C 71°F22°C 71°F22°C 71°F22°C 74°F23°C 77°F25°C 80°F27°C 82°F28°C
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1% 1% 10% 10% 10% 10% 10% 10% 18% 18% 18% 18% 18% 18% 0% 0% 0% 0% 0% 0% 3% 3% 3% 3%
74°F23°C 73°F23°C 72°F22°C 70°F21°C 69°F21°C 69°F21°C 69°F21°C 69°F21°C 69°F21°C 68°F20°C 68°F20°C 68°F20°C 69°F21°C 69°F21°C 69°F21°C 69°F21°C 69°F21°C 69°F21°C 70°F21°C 70°F21°C 71°F22°C 71°F22°C 72°F22°C 70°F21°C
51% 45% 44% 41% 39% 43% 46% 50% 57% 63% 71% 76% 82% 87% 90% 90% 93% 93% 97% 97% 90% 82% 77% 67%
WNW NW NW NW NNW SW SE N NNE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE
4 mph 4 mph 4 mph 5 mph 5 mph 5 mph 4 mph 4 mph 4 mph 3 mph 3 mph 3 mph 3 mph 3 mph 3 mph 3 mph 3 mph 3 mph 3 mph 3 mph 3 mph 8 mph 8 mph 8 mph
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 10 mi16 km 6 mi10 km 6 mi10 km 5 mi8 km 5 mi8 km 3 mi5 km 3 mi5 km 5 mi8 km 6 mi10 km 10 mi16 km 10 mi16 km
Hour (CDT)
Weather
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POP = Probability of Precipitation. ** Indicates missing data/values from KSAR model statistics.

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Prob Precip % = Probability of Precipitation.

Grigg 36 Hour Forecast

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

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