Weather hour by hour (periods) in Illinois , United States

Day

rain showers at noon, snow/rain mix at afternoon

Night

snow/rain mix till midnight, chance for rain showers at dawn

Day

rain showers with thunderstorms at times

12°

Night

rain showers with thunderstorms

12°

Day

rain with thunderstorms heavy at times

22°

Night

rain with thunderstorms heavy at times till dawn

Day

overcast

12°

Night

chance for light rain till midnight, chance for snow/rain mix at dawn

Day

generally overcast with chance for light snow at early morning

11°

Night

cold and mostly clear

Day

mostly cloudy

12°

Night

rain showers

Day

rain showers till morning

Night

cold

Day

cold and scattered clouds

11°

Night

cold and scattered clouds

Day

chance for rain showers at afternoon

13°

Night

chance for light rain, chance for snow/rain mix, frost

-2°

Dawn

Very Cold

Very Cold

Morning

Very Cold

Very Cold

Noon

Rain Showers

Rain Showers

Afternoon

Sleet

Sleet

Evening

Sleet

Sleet

Night

Sleet

Sleet

Day Sleet is expected / Risk of slippery roads.

Sleet is expected / Risk of slippery roads.

Night Sleet is expected / Risk of slippery roads.

Sleet is expected / Risk of slippery roads.

Dawn

Southern

20km/h

Morning

Southern

16km/h

Noon

Southern

22km/h

Afternoon

Southern

24km/h

Evening

Southern

20km/h

Night

Southern

21km/h

Dawn

Relative Humidity

60%

Morning

Relative Humidity

54%

Noon

Relative Humidity

45%

Afternoon

Relative Humidity

46%

Evening

Relative Humidity

77%

Night

Relative Humidity

80%

Dawn

Precipitation Probability

0%

Morning

Precipitation Probability

0%

Noon

Precipitation Probability

99%

Afternoon

Precipitation Probability

99%

Evening

Precipitation Probability

67%

Night

Precipitation Probability

67%

Dawn

Chance for Rain Showers

Chance for Rain Showers

Morning

Chance for Rain Showers

Chance for Rain Showers

Noon

Thunderstorms

Thunderstorms

Afternoon

Thunderstorms

Thunderstorms

12°

Evening

Rain Showers

Rain Showers

12°

Night

Thunderstorms

Thunderstorms

12°

Day Rain and thunderstorms expected (could be heavy locally) / Risk of possible increase on water levels on the roads, flash floods and traffic jams.

Rain and thunderstorms expected (could be heavy locally) / Risk of possible increase on water levels on the roads, flash floods and traffic jams.

Night Rain and thunderstorms expected (could be heavy locally) / Risk of possible increase on water levels on the roads, flash floods and traffic jams.

Rain and thunderstorms expected (could be heavy locally) / Risk of possible increase on water levels on the roads, flash floods and traffic jams.

Dawn

Southern

19km/h

Morning

Southern

19km/h

Noon

Southern

24km/h

Afternoon

Southern

21km/h

Evening

Southern

21km/h

Night

Southern

31km/h

Dawn

Relative Humidity

88%

Morning

Relative Humidity

87%

Noon

Relative Humidity

85%

Afternoon

Relative Humidity

86%

Evening

Relative Humidity

93%

Night

Relative Humidity

96%

Dawn

Precipitation Probability

74%

Morning

Precipitation Probability

65%

Noon

Precipitation Probability

61%

Afternoon

Precipitation Probability

81%

Evening

Precipitation Probability

90%

Night

Precipitation Probability

94%

Dawn

Thunderstorms

Thunderstorms

14°

Morning

Thunderstorms

Thunderstorms

17°

Noon

Thunderstorms

Thunderstorms

20°

Afternoon

Heavy Rain with Thunderstorms

Heavy Rain with Thunderstorms

22°

Evening

Heavy Rain with Thunderstorms

Heavy Rain with Thunderstorms

13°

Night

Rain Showers

Rain Showers

Day Rain and thunderstorms expected (could be heavy locally) / Risk of possible increase on water levels on the roads, flash floods and traffic jams.

Rain and thunderstorms expected (could be heavy locally) / Risk of possible increase on water levels on the roads, flash floods and traffic jams.

Dawn

Southwestern

30km/h

Morning

North-west

23km/h

Noon

North-west

21km/h

Afternoon

North-west

15km/h

Evening

Northern

8km/h

Night

Northern

8km/h

Dawn

Relative Humidity

98%

Morning

Relative Humidity

94%

Noon

Relative Humidity

78%

Afternoon

Relative Humidity

82%

Evening

Relative Humidity

92%

Night

Relative Humidity

90%

Dawn

Precipitation Probability

94%

Morning

Precipitation Probability

94%

Noon

Precipitation Probability

64%

Afternoon

Precipitation Probability

67%

Evening

Precipitation Probability

70%

Night

Precipitation Probability

85%

Dawn

Chance for Rain Showers

Chance for Rain Showers

Morning

Overcast

Overcast

Noon

Overcast

Overcast

12°

Afternoon

Overcast

Overcast

12°

Evening

Chance for Light Rain

Chance for Light Rain

Night

Mostly Cloudy with a chance for Light Rain

Mostly Cloudy with a chance for Light Rain

Dawn

Northeastern

17km/h

Morning

Eastern

20km/h

Noon

Eastern

23km/h

Afternoon

Eastern

27km/h

Evening

Eastern

10km/h

Night

Northeastern

9km/h

Dawn

Relative Humidity

70%

Morning

Relative Humidity

64%

Noon

Relative Humidity

66%

Afternoon

Relative Humidity

63%

Evening

Relative Humidity

65%

Night

Relative Humidity

71%

Dawn

Precipitation Probability

59%

Morning

Precipitation Probability

0%

Noon

Precipitation Probability

0%

Afternoon

Precipitation Probability

0%

Evening

Precipitation Probability

49%

Night

Precipitation Probability

49%

Dawn

Chance for Sleet

Chance for Sleet

Morning

Very Cold

Very Cold

Noon

Overcast

Overcast

10°

Afternoon

Scattered Clouds

Scattered Clouds

11°

Evening

Mostly Clear

Mostly Clear

Night

Mostly Clear

Mostly Clear

Night Very cold weather expected / Make sure to stay warm.

Very cold weather expected / Make sure to stay warm.

Dawn

Western

24km/h

Morning

Western

33km/h

Noon

Western

32km/h

Afternoon

Western

25km/h

Evening

Western

5km/h

Night

Southwestern

9km/h

Dawn

Relative Humidity

70%

Morning

Relative Humidity

59%

Noon

Relative Humidity

41%

Afternoon

Relative Humidity

35%

Evening

Relative Humidity

44%

Night

Relative Humidity

68%

Dawn

Precipitation Probability

48%

Morning

Precipitation Probability

46%

Noon

Precipitation Probability

0%

Afternoon

Precipitation Probability

0%

Evening

Precipitation Probability

0%

Night

Precipitation Probability

0%

Dawn

Very Cold

Very Cold

Morning

Very Cold

Very Cold

Noon

Mostly Cloudy

Mostly Cloudy

11°

Afternoon

Overcast

Overcast

12°

Evening

Mostly Cloudy with Rain Showers

Mostly Cloudy with Rain Showers

Night

Rain Showers

Rain Showers

Dawn

Southern

11km/h

Morning

Southwestern

8km/h

Noon

Southern

10km/h

Afternoon

Southeastern

24km/h

Evening

Southeastern

24km/h

Night

Southeastern

30km/h

Dawn

Relative Humidity

67%

Morning

Relative Humidity

64%

Noon

Relative Humidity

47%

Afternoon

Relative Humidity

42%

Evening

Relative Humidity

60%

Night

Relative Humidity

80%

Dawn

Precipitation Probability

0%

Morning

Precipitation Probability

0%

Noon

Precipitation Probability

0%

Afternoon

Precipitation Probability

0%

Evening

Precipitation Probability

69%

Night

Precipitation Probability

73%

Dawn

Chance for Rain Showers

Chance for Rain Showers

Morning

Chance for Rain Showers

Chance for Rain Showers

Noon

Overcast

Overcast

Afternoon

Overcast

Overcast

Evening

Cloudy

Cloudy

Night

Very Cold

Very Cold

Night Very cold weather expected / Make sure to stay warm.

Very cold weather expected / Make sure to stay warm.

Dawn

Southeastern

28km/h

Morning

Southern

23km/h

Noon

Southwestern

34km/h

Afternoon

Western

35km/h

Evening

Western

34km/h

Night

Western

34km/h

Dawn

Relative Humidity

92%

Morning

Relative Humidity

87%

Noon

Relative Humidity

70%

Afternoon

Relative Humidity

70%

Evening

Relative Humidity

73%

Night

Relative Humidity

78%

Dawn

Precipitation Probability

48%

Morning

Precipitation Probability

61%

Noon

Precipitation Probability

0%

Afternoon

Precipitation Probability

0%

Evening

Precipitation Probability

0%

Night

Precipitation Probability

0%

Dawn

Very Cold

Very Cold

Morning

Very Cold

Very Cold

Noon

Scattered Clouds

Scattered Clouds

Afternoon

Mostly Clear

Mostly Clear

11°

Evening

Scattered Clouds

Scattered Clouds

Night

Scattered Clouds

Scattered Clouds

Night Very cold weather expected / Make sure to stay warm.

Very cold weather expected / Make sure to stay warm.

Dawn

North-west

32km/h

Morning

North-west

22km/h

Noon

North-west

19km/h

Afternoon

North-west

16km/h

Evening

Western

13km/h

Night

Western

11km/h

Dawn

Relative Humidity

78%

Morning

Relative Humidity

65%

Noon

Relative Humidity

48%

Afternoon

Relative Humidity

42%

Evening

Relative Humidity

55%

Night

Relative Humidity

64%

Dawn

Precipitation Probability

0%

Morning

Precipitation Probability

0%

Noon

Precipitation Probability

0%

Afternoon

Precipitation Probability

0%

Evening

Precipitation Probability

0%

Night

Precipitation Probability

0%

Dawn

Very Cold

Very Cold

Morning

Very Cold

Very Cold

Noon

Overcast

Overcast

12°

Afternoon

Chance for Rain Showers

Chance for Rain Showers

13°

Evening

Mostly Cloudy with a chance for Light Rain

Mostly Cloudy with a chance for Light Rain

Night

Chance for Sleet

Chance for Sleet

Dawn

Western

7km/h

Morning

Southwestern

10km/h

Noon

Southwestern

14km/h

Afternoon

Southwestern

18km/h

Evening

Southwestern

19km/h

Night

Southwestern

27km/h

Dawn

Relative Humidity

74%

Morning

Relative Humidity

63%

Noon

Relative Humidity

52%

Afternoon

Relative Humidity

55%

Evening

Relative Humidity

86%

Night

Relative Humidity

87%

Dawn

Precipitation Probability

0%

Morning

Precipitation Probability

0%

Noon

Precipitation Probability

0%

Afternoon

Precipitation Probability

41%

Evening

Precipitation Probability

36%

Night

Precipitation Probability

40%