Weather Alert
Dundas Weather Warning NWS WEATHER ALERT FOR THE DUNDAS, IL AREA - Issued: 229 PM CDT Thu Sep 17 2026 Dundas Weather Warning

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Dundas, IL Weather - Hour by Hour Forecast

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Dundas, IL Weather - Hour by Hour Forecast

24 Hour Forecast

Current Conditions - Clear. Temperature is 77°F25°C, dew point 76°F24°C, humidity 97%. Wind direction is S at 3 mph5 km/h with visibility of 10 mi16 km. Barometric pressure is 30.17 in1021 mb.
Tonight - Mostly clear with a slight chance of showers and thunderstorms this evening, then partly cloudy after midnight. Lows in the lower .. Full Forecast
Friday - Sunny. A slight chance of showers and thunderstorms in the afternoon. Humid with highs in the mid 90s. Northeast winds around 5 mp.. Full Forecast

Dundas Hourly Weather

24 Hour Forecast Scroll
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Dundas, IL Hourly Weather - Cloudy - 10:00 PM Dundas, IL Hourly Weather - Cloudy - 11:00 PM Dundas, IL Hourly Weather - Mostly Cloudy - 12:00 AM Dundas, IL Hourly Weather - Mostly Cloudy - 1:00 AM Dundas, IL Hourly Weather - Mostly Cloudy - 2:00 AM Dundas, IL Hourly Weather - Mostly Cloudy - 3:00 AM Dundas, IL Hourly Weather - Mostly Cloudy - 4:00 AM Dundas, IL Hourly Weather - Mostly Cloudy - 5:00 AM Dundas, IL Hourly Weather - Mostly Cloudy - 6:00 AM Dundas, IL Hourly Weather - Mostly Cloudy - 7:00 AM Dundas, IL Hourly Weather - Mostly Cloudy - 8:00 AM Dundas, IL Hourly Weather - Mostly Cloudy - 9:00 AM Dundas, IL Hourly Weather - Mostly Cloudy - 10:00 AM Dundas, IL Hourly Weather - Mostly Cloudy - 11:00 AM Dundas, IL Hourly Weather - Mostly Cloudy - 12:00 PM Dundas, IL Hourly Weather - Mostly Cloudy - 1:00 PM Dundas, IL Hourly Weather - Mostly Cloudy - 2:00 PM Dundas, IL Hourly Weather - Cloudy - 3:00 PM Dundas, IL Hourly Weather - Cloudy - 4:00 PM Dundas, IL Hourly Weather - Cloudy - 5:00 PM Dundas, IL Hourly Weather - Cloudy - 6:00 PM Dundas, IL Hourly Weather - Cloudy - 7:00 PM Dundas, IL Hourly Weather - Cloudy - 8:00 PM Dundas, IL Hourly Weather - Cloudy - 9:00 PM
Cloudy Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy
73°F23°C 72°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 72°F22°C 76°F24°C 80°F27°C 83°F28°C 85°F29°C 88°F31°C 88°F31°C 89°F32°C 89°F32°C 86°F30°C 84°F29°C 81°F27°C 79°F26°C 76°F24°C
Rain Rain Rain Rain - - - - - - - - - - - - Rain Rain Rain Rain Rain Rain - -
21% 21% 21% 21% 13% 13% 13% 13% 13% 13% 18% 18% 18% 18% 18% 18% 26% 26% 26% 26% 26% 26% 3% 3%
71°F22°C 70°F21°C 70°F21°C 69°F21°C 69°F21°C 68°F20°C 68°F20°C 68°F20°C 67°F19°C 67°F19°C 69°F21°C 72°F22°C 74°F23°C 73°F23°C 73°F23°C 72°F22°C 71°F22°C 70°F21°C 69°F21°C 69°F21°C 70°F21°C 70°F21°C 70°F21°C 70°F21°C
93% 93% 97% 97% 100% 97% 100% 100% 97% 97% 90% 87% 82% 72% 67% 59% 57% 54% 52% 57% 63% 69% 74% 82%
ENE ENE ENE ENE E E E E E E SE SE SSE SSE SSW WNW NW NW NNW SSW SE NE ENE ENE
5 mph 5 mph 3 mph 3 mph 3 mph 2 mph 2 mph 2 mph 2 mph 2 mph 2 mph 3 mph 3 mph 3 mph 4 mph 4 mph 4 mph 5 mph 5 mph 5 mph 1 mph 1 mph 1 mph 5 mph
10 mi16 km 10 mi16 km 6 mi10 km 6 mi10 km 6 mi10 km 5 mi8 km 5 mi8 km 5 mi8 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
Hour (CDT)
Weather
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POP = Probability of Precipitation. ** Indicates missing data/values from KOLY model statistics.

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Prob Precip % = Probability of Precipitation.

Dundas 36 Hour Forecast

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

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