Weather Alert
Delabar State Park Weather Warning NWS WEATHER ALERT FOR THE DELABAR STATE PARK, IL AREA - Issued: 1053 AM CDT Mon Aug 31 2026 Delabar State Park Weather Warning

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Delabar State Park, IL Weather - Hour by Hour Forecast

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Delabar State Park, IL Weather - Hour by Hour Forecast

24 Hour Forecast

Current Conditions - Clear. Temperature is 88°F31°C, dew point 69°F21°C, humidity 53%. Wind direction is WSW at 10 mph16 km/h with visibility of 9 mi14 km. Barometric pressure is 29.95 in1014 mb.
Rest of Today - Mostly sunny. Hot with highs in the lower 90s. Southwest winds 10 to 15 mph with gusts up to 25 mph. Heat index values up to 100 t.. Full Forecast
Tonight - Partly cloudy. Humid with lows in the lower 70s. South winds around 5 mph... Full Forecast

Delabar State Park Hourly Weather

24 Hour Forecast Scroll
Mon, Aug 31
Noon
Mon, Aug 31
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Delabar State Park, IL Hourly Weather - Clear - 12:00 PM Delabar State Park, IL Hourly Weather - Clear - 1:00 PM Delabar State Park, IL Hourly Weather - Clear - 2:00 PM Delabar State Park, IL Hourly Weather - Clear - 3:00 PM Delabar State Park, IL Hourly Weather - Clear - 4:00 PM Delabar State Park, IL Hourly Weather - Clear - 5:00 PM Delabar State Park, IL Hourly Weather - Mostly Clear - 6:00 PM Delabar State Park, IL Hourly Weather - Mostly Clear - 7:00 PM Delabar State Park, IL Hourly Weather - Mostly Clear - 8:00 PM Delabar State Park, IL Hourly Weather - Mostly Clear - 9:00 PM Delabar State Park, IL Hourly Weather - Mostly Clear - 10:00 PM Delabar State Park, IL Hourly Weather - Mostly Clear - 11:00 PM Delabar State Park, IL Hourly Weather - Clear - 12:00 AM Delabar State Park, IL Hourly Weather - Clear - 1:00 AM Delabar State Park, IL Hourly Weather - Clear - 2:00 AM Delabar State Park, IL Hourly Weather - Partly Cloudy - 3:00 AM Delabar State Park, IL Hourly Weather - Partly Cloudy - 4:00 AM Delabar State Park, IL Hourly Weather - Partly Cloudy - 5:00 AM Delabar State Park, IL Hourly Weather - Partly Cloudy - 6:00 AM Delabar State Park, IL Hourly Weather - Partly Cloudy - 7:00 AM Delabar State Park, IL Hourly Weather - Partly Cloudy - 8:00 AM Delabar State Park, IL Hourly Weather - Clear - 9:00 AM Delabar State Park, IL Hourly Weather - Clear - 10:00 AM Delabar State Park, IL Hourly Weather - Clear - 11:00 AM
Clear Clear Clear Clear Clear Clear Mostly Clear Mostly Clear Mostly Clear Mostly Clear Mostly Clear Mostly Clear Clear Clear Clear Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Clear Clear Clear
94°F34°C 97°F36°C 98°F37°C 99°F37°C 100°F38°C 98°F37°C 97°F36°C 95°F35°C 92°F33°C 88°F31°C 85°F29°C 83°F28°C 81°F27°C 79°F26°C 78°F26°C 77°F25°C 76°F24°C 75°F24°C 75°F24°C 74°F23°C 78°F26°C 81°F27°C 85°F29°C 88°F31°C
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16% 16% 0% 0% 0% 0% 0% 0% 1% 1% 1% 1% 1% 1% 19% 19% 19% 19% 19% 19% 7% 7% 7% 7%
68°F20°C 68°F20°C 67°F19°C 67°F19°C 66°F19°C 67°F19°C 67°F19°C 68°F20°C 68°F20°C 68°F20°C 68°F20°C 67°F19°C 66°F19°C 65°F18°C 65°F18°C 65°F18°C 65°F18°C 65°F18°C 66°F19°C 66°F19°C 66°F19°C 67°F19°C 67°F19°C 66°F19°C
43% 39% 37% 36% 33% 37% 38% 42% 46% 52% 57% 59% 60% 62% 64% 67% 69% 71% 74% 76% 67% 63% 55% 48%
SW SW SW SW SW SSE S SSE SSE SSE S S S SSE SW SW SW SW SW SW SW SW SSW SSW
11 mph 11 mph 11 mph 8 mph 8 mph 8 mph 5 mph 5 mph 5 mph 5 mph 5 mph 5 mph 7 mph 7 mph 7 mph 5 mph 5 mph 5 mph 5 mph 5 mph 5 mph 6 mph 6 mph 6 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 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
Humidity
Wind Direction
Wind Speed
Visibility
POP = Probability of Precipitation. ** Indicates missing data/values from KBRL model statistics.

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Prob Precip % = Probability of Precipitation.

Delabar State Park 36 Hour Forecast

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

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