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Blackhawk Weather Warning NWS WEATHER ALERT FOR THE BLACKHAWK, IL AREA - FLOOD WATCH Issued: 156 PM CDT Fri Sep 18 2026 Blackhawk Weather Warning

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Blackhawk, IL Weather - Hour by Hour Forecast

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Blackhawk, IL Weather - Hour by Hour Forecast

24 Hour Forecast

Current Conditions - Partly Cloudy. Temperature is 67°F19°C, dew point 64°F18°C, humidity 90%. Wind direction is SE at 10 mph16 km/h with visibility of 10.00 mi16 km. Barometric pressure is 30.15 in1021 mb.
Today - Showers likely with a slight chance of thunderstorms. Near steady temperature around 70. East winds 10 to 15 mph. Chance of rain 7.. Full Forecast
Tonight - Mostly cloudy. Showers likely with a chance of thunderstorms after midnight. Some thunderstorms May produce heavy rainfall after m.. Full Forecast

Blackhawk Hourly Weather

24 Hour Forecast Scroll
Fri, Sep 18
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Midnight
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Noon
Sat, Sep 19
1:00 pm
Blackhawk, IL Hourly Weather - Cloudy - 2:00 PM Blackhawk, IL Hourly Weather - Cloudy - 3:00 PM Blackhawk, IL Hourly Weather - Cloudy - 4:00 PM Blackhawk, IL Hourly Weather - Cloudy - 5:00 PM Blackhawk, IL Hourly Weather - Cloudy - 6:00 PM Blackhawk, IL Hourly Weather - Cloudy - 7:00 PM Blackhawk, IL Hourly Weather - Cloudy - 8:00 PM Blackhawk, IL Hourly Weather - Cloudy - 9:00 PM Blackhawk, IL Hourly Weather - Cloudy - 10:00 PM Blackhawk, IL Hourly Weather - Cloudy - 11:00 PM Blackhawk, IL Hourly Weather - Cloudy - 12:00 AM Blackhawk, IL Hourly Weather - Cloudy - 1:00 AM Blackhawk, IL Hourly Weather - Cloudy - 2:00 AM Blackhawk, IL Hourly Weather - Cloudy - 3:00 AM Blackhawk, IL Hourly Weather - Cloudy - 4:00 AM Blackhawk, IL Hourly Weather - Cloudy - 5:00 AM Blackhawk, IL Hourly Weather - Cloudy - 6:00 AM Blackhawk, IL Hourly Weather - Cloudy - 7:00 AM Blackhawk, IL Hourly Weather - Cloudy - 8:00 AM Blackhawk, IL Hourly Weather - Cloudy - 9:00 AM Blackhawk, IL Hourly Weather - Cloudy - 10:00 AM Blackhawk, IL Hourly Weather - Cloudy - 11:00 AM Blackhawk, IL Hourly Weather - Cloudy - 12:00 PM Blackhawk, IL Hourly Weather - Cloudy - 1:00 PM
Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy
69°F21°C 70°F21°C 71°F22°C 70°F21°C 68°F20°C 67°F19°C 66°F19°C 64°F18°C 63°F17°C 63°F17°C 62°F17°C 62°F17°C 63°F17°C 63°F17°C 64°F18°C 64°F18°C 63°F17°C 63°F17°C 63°F17°C 64°F18°C 64°F18°C 65°F18°C 66°F19°C 67°F19°C
- - - - - - Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain
17% 17% 17% 17% 17% 17% 37% 37% 37% 37% 37% 37% 85% 85% 85% 85% 85% 85% 89% 89% 89% 89% 89% 89%
59°F15°C 60°F16°C 60°F16°C 61°F16°C 61°F16°C 62°F17°C 62°F17°C 62°F17°C 62°F17°C 62°F17°C 61°F16°C 61°F16°C 62°F17°C 62°F17°C 63°F17°C 63°F17°C 63°F17°C 63°F17°C 63°F17°C 64°F18°C 64°F18°C 65°F18°C 65°F18°C 66°F19°C
71% 71% 68% 73% 78% 84% 87% 93% 97% 97% 97% 97% 97% 97% 97% 97% 100% 100% 100% 100% 100% 100% 97% 97%
E E E E E ENE ENE E E E ENE ENE ENE ENE ENE ENE ENE ENE E E E ESE SE SE
9 mph 9 mph 9 mph 9 mph 6 mph 6 mph 6 mph 7 mph 7 mph 7 mph 6 mph 6 mph 6 mph 5 mph 5 mph 5 mph 5 mph 5 mph 5 mph 5 mph 5 mph 5 mph 5 mph 5 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 6 mi10 km 6 mi10 km 5 mi8 km 3 mi5 km 3 mi5 km .75 mi1 km 3 mi5 km 3 mi5 km 5 mi8 km 6 mi10 km 6 mi10 km 10 mi16 km
Hour (CDT)
Weather
Clouds
Temperature
Precip. Type
POP
Dewpoint
Humidity
Wind Direction
Wind Speed
Visibility
POP = Probability of Precipitation. ** Indicates missing data/values from KSFY model statistics.

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Prob Precip % = Probability of Precipitation.

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

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