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Day 1 Outlook • April 18, 2026
Day 2 Outlook • April 19, 2026
Day 3 Outlook • April 20, 2026
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National Weather Radar

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dBZ 5
75

Hazardous Weather Conditions

Current Conditions: SIBLEY, ILLINOIS

PONTIAC (KPNT)

Rain

60.3 F
Humidity:97%
Wind Speed: mph
Barometer:29.73 in
Dewpoint:59.5 F
Visibility:7.00 mi
Precip:--
Heat Index:NA
Wind Chill:NA
Apr 17 2026, 10:35 PM CDT
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5 Day Forecast for SIBLEY, ILLINOIS (61773)

Friday

High 84 °F
Mostly Cloudy
Friday
Night
Low 44 °F
T-storms
Saturday

High 55 °F
Slight Chance of Rain Showers
Saturday
Night
Low 35 °F
Partly Cloudy
Sunday

High 57 °F
Partly Sunny
Sunday
Night
Low 32 °F
Mostly Clear
Monday

High 59 °F
Mostly Sunny
Monday
Night
Low 46 °F
Partly Cloudy
Tuesday

High 77 °F
Partly Sunny

Detailed Forecast for SIBLEY, ILLINOIS (61773)

Friday
Mostly Cloudy. High near 84°F. Wind 21 to 22 mph, with gusts as high as 35 mph.
Friday Night
Thunderstorms. Low around 44°F. Wind 17 to 20 mph, with gusts as high as 29 mph.
Saturday
Slight Chance of Rain Showers. High near 55°F. Wind 18 to 22 mph, with gusts as high as 30 mph.
Saturday Night
Partly Cloudy. Low around 35°F. Wind 8 to 16 mph, with gusts as high as 22 mph.
Sunday
Partly Sunny. High near 57°F. Wind 12 to 21 mph, with gusts as high as 29 mph.
Sunday Night
Mostly Clear. Low around 32°F. Wind 6 to 8 mph, with gusts as high as 13 mph.
Monday
Mostly Sunny. High near 59°F. Wind 7 to 9 mph, with gusts as high as 14 mph.
Monday Night
Partly Cloudy. Low around 46°F. Wind around 14 mph, with gusts as high as 21 mph.
Tuesday
Partly Sunny. High near 77°F. Wind 14 to 20 mph, with gusts as high as 28 mph.
Tuesday Night
Partly Cloudy. Low around 53°F. Wind around 12 mph, with gusts as high as 17 mph.
Wednesday
Mostly Sunny. High near 80°F. Wind around 10 mph, with gusts as high as 15 mph.
Wednesday Night
Mostly Clear. Low around 57°F. Wind around 10 mph, with gusts as high as 15 mph.
Thursday
Partly Sunny. High near 82°F. Wind 15 to 17 mph, with gusts as high as 25 mph.
Thursday Night
Chance of Thunderstorms. Low around 62°F. Wind around 14 mph, with gusts as high as 22 mph.
IL Radar
Current Radar • IL
Day 1 Outlook • April 18, 2026

Observation History for SIBLEY, ILLINOIS

Time Wind
(mph)		 Vis
(mi)		 Weather Precip (in) Temperature (F) Relative
Humidity		 Wind
Chill
(F)		 Heat
Index
(F)		 Pressure
Air Dwpt altimeter
(in)		 sea level
(mb)
10:35 PM CDT 7.00 Rain -- 60.3 59.5 97% NA NA 29.73 1006.8
10:15 PM CDT 4.00 Rain -- NULL % NA NA M
09:55 PM CDT 5.00 Rain -- NULL 59.2 % NA NA 29.72 1006.4
09:35 PM CDT 1.25 Heavy Rain -- NULL 58.5 % NA NA 29.70 1005.8
09:15 PM CDT 10.00 Light Rain -- 74.1 63.1 69% NA 74.5 29.66 1004.4
08:55 PM CDT 10.00 Partly Cloudy -- 76.3 61.7 61% NA 76.5 29.66 1004.4
08:35 PM CDT 10.00 Clear -- 76.1 61.7 61% NA 76.3 29.66 1004.4
07:55 PM CDT 10.00 Partly Cloudy -- 76.3 61.3 60% NA 76.5 29.66 1004.4
07:35 PM CDT 10.00 Clear -- 77.2 61.2 58% NA 77.4 29.66 1004.4
07:15 PM CDT 10.00 Clear -- 78.1 60.8 55% NA 78.3 29.66 1004.4
06:55 PM CDT 10.00 Clear -- 78.8 % NA NA 29.65 1004.1
06:15 PM CDT 10.00 Clear -- NULL % NA NA M
05:55 PM CDT 10.00 Partly Cloudy -- 80.4 % NA NA 29.66 1004.4
05:35 PM CDT 10.00 Mostly Cloudy -- 81.0 % NA NA 29.68 1004.8
05:15 PM CDT 10.00 Mostly Cloudy -- NULL % NA NA M
04:55 PM CDT 10.00 NULL -- 83.1 61.0 47% NA 83.5 29.66 1004.4
04:35 PM CDT 10.00 Partly Cloudy -- 82.6 % NA NA 29.66 1004.4
04:15 PM CDT 10.00 Mostly Cloudy -- 84.2 61.0 46% NA 84.6 29.69 1005.4
03:55 PM CDT 10.00 Mostly Cloudy -- 83.1 61.2 48% NA 83.7 29.72 1006.4
03:35 PM CDT 10.00 Mostly Cloudy -- 82.0 % NA NA 29.73 1006.8
03:15 PM CDT 10.00 Mostly Cloudy -- NULL % NA NA M
02:55 PM CDT 10.00 Partly Cloudy -- NULL % NA NA M
02:35 PM CDT 10.00 Mostly Cloudy -- NULL % NA NA M
01:55 PM CDT 10.00 Mostly Cloudy -- NULL % NA NA M

Regional Weather Observation

PONTIAC (KPNT)

Rain
60.3 F

BLOOMINGTON/NORM (KBMI)

Rain
60.8 F

RANTOUL (KTIP)

Rain
60.4 F

CHAMPAIGN/URBANA (KCMI)

Light Rain
60.8 F

MORRIS-WASHBURN (KC09)

Heavy Rain
62.2 F

JOLIET (KJOT)

Rain
63.5 F
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