Weather Alert
Allendale Weather Warning NWS WEATHER ALERT FOR THE ALLENDALE, IL AREA - Issued: 424 AM CDT Wed Sep 9 2026 Allendale Weather Warning

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Allendale, IL Weather - Hour by Hour Forecast

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Allendale, IL Weather - Hour by Hour Forecast

24 Hour Forecast

Current Conditions - Clear. Temperature is 81°F27°C, dew point 72°F22°C, humidity 75%. Wind direction is S at 13 mph21 km/h with visibility of 10 mi16 km. Barometric pressure is 30.11 in1020 mb.
Today - Mostly sunny with a chance of showers. A chance of thunderstorms this afternoon. Hot with highs in the upper 90s. Southwest winds .. Full Forecast
Tonight - Mostly cloudy with a chance of thunderstorms. A chance of showers in the evening, then showers after midnight. Lows in the lower 7.. Full Forecast

Allendale Hourly Weather

24 Hour Forecast Scroll
Wed, Sep 09
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Allendale, IL Hourly Weather - Clear - 8:00 AM Allendale, IL Hourly Weather - Clear - 9:00 AM Allendale, IL Hourly Weather - Clear - 10:00 AM Allendale, IL Hourly Weather - Clear - 11:00 AM Allendale, IL Hourly Weather - Mostly Cloudy - 12:00 PM Allendale, IL Hourly Weather - Mostly Cloudy - 1:00 PM Allendale, IL Hourly Weather - Mostly Cloudy - 2:00 PM Allendale, IL Hourly Weather - Mostly Cloudy - 3:00 PM Allendale, IL Hourly Weather - Mostly Cloudy - 4:00 PM Allendale, IL Hourly Weather - Mostly Cloudy - 5:00 PM Allendale, IL Hourly Weather - Cloudy - 6:00 PM Allendale, IL Hourly Weather - Cloudy - 7:00 PM Allendale, IL Hourly Weather - Cloudy - 8:00 PM Allendale, IL Hourly Weather - Cloudy - 9:00 PM Allendale, IL Hourly Weather - Cloudy - 10:00 PM Allendale, IL Hourly Weather - Cloudy - 11:00 PM Allendale, IL Hourly Weather - Cloudy - 12:00 AM Allendale, IL Hourly Weather - Cloudy - 1:00 AM Allendale, IL Hourly Weather - Cloudy - 2:00 AM Allendale, IL Hourly Weather - Cloudy - 3:00 AM Allendale, IL Hourly Weather - Cloudy - 4:00 AM Allendale, IL Hourly Weather - Cloudy - 5:00 AM Allendale, IL Hourly Weather - Cloudy - 6:00 AM Allendale, IL Hourly Weather - Cloudy - 7:00 AM
Clear Clear Clear Clear Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy
79°F26°C 83°F28°C 86°F30°C 88°F31°C 90°F32°C 92°F33°C 93°F34°C 95°F35°C 96°F36°C 93°F34°C 89°F32°C 86°F30°C 82°F28°C 79°F26°C 75°F24°C 74°F23°C 74°F23°C 73°F23°C 73°F23°C 72°F22°C 72°F22°C 72°F22°C 71°F22°C 71°F22°C
- - - - - - Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain
7% 7% 7% 7% 7% 7% 42% 42% 42% 42% 42% 42% 52% 52% 52% 52% 52% 52% 58% 58% 58% 58% 58% 58%
72°F22°C 72°F22°C 72°F22°C 71°F22°C 69°F21°C 68°F20°C 68°F20°C 67°F19°C 67°F19°C 68°F20°C 70°F21°C 71°F22°C 71°F22°C 71°F22°C 71°F22°C 71°F22°C 71°F22°C 71°F22°C 71°F22°C 71°F22°C 71°F22°C 71°F22°C 71°F22°C 71°F22°C
79% 70% 63% 57% 50% 46% 44% 40% 39% 44% 54% 61% 69% 77% 87% 90% 90% 93% 93% 97% 97% 97% 100% 100%
SSE SW SW SSW SSW SSW SSW SSW SSW SSW SSW SSW SSE S SE SSE S SW SSW WNW NW SSW S SE
6 mph 12 mph 12 mph 12 mph 11 mph 11 mph 11 mph 7 mph 7 mph 7 mph 8 mph 8 mph 8 mph 4 mph 4 mph 4 mph 3 mph 3 mph 3 mph 4 mph 4 mph 4 mph 2 mph 2 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 6 mi10 km 6 mi10 km 6 mi10 km 10 mi16 km 10 mi16 km 6 mi10 km 6 mi10 km 5 mi8 km 3 mi5 km 3 mi5 km .75 mi1 km
Hour (CDT)
Weather
Clouds
Temperature
Precip. Type
POP
Dewpoint
Humidity
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Visibility
POP = Probability of Precipitation. ** Indicates missing data/values from KAJG model statistics.

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Prob Precip % = Probability of Precipitation.

Allendale 36 Hour Forecast

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

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