DECATUR, IL 62521 Weather Forecast & Current Conditions

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62521 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
DECATUR, IL Current Weather
12:54 AM CST NOV 14, 2026
Clear 34°F
Feels Like:	27°F
Dewpoint:	27°F
Rel. Hum.:	75%
Visibility:	10 miles
Wind:	NW at 9 mph
Pressure:	30.17 inches
Last 72 hours
Local Area Snow Depth
Illinois Current Weather
Illinois MOS Forecast Weather

Weather Map

(Automated weather data from NWS/FAA)

62521 WEATHER FORECAST
10-Day model forecast maps 2026 Hurricanes	DECATUR, IL 62521 Weather Forecast	Snowfall Forecast pages Snow Depth pages

REST OF TONIGHT
Mostly clear. Lows in the mid 20s. Northwest winds around 5 mph.

SATURDAY
Sunny. Highs in the upper 40s. Northwest winds 5 to 10 mph.

SATURDAY NIGHT
Clear. Lows in the mid 20s. Northwest winds around 5 mph in the evening, becoming light and variable.

SUNDAY
Sunny. Highs in the lower 50s. Light and variable winds, becoming north around 5 mph in the afternoon.

SUNDAY NIGHT
Clear. Lows in the upper 20s. Northeast winds around 5 mph in the evening, becoming light and variable.

MONDAY THROUGH TUESDAY NIGHT
Clear. Highs in the mid 50s. Lows in the upper 20s.

WEDNESDAY
Sunny. Highs around 60.

WEDNESDAY NIGHT
Partly cloudy. Not as cool with lows around 40.

THURSDAY THROUGH FRIDAY
Mostly cloudy. Highs in the mid 60s. Lows in the upper 40s.

62521 WEATHER SATELLITE LOOPS

Visible Weather Satellite
DECATUR, IL 62521

Infrared Weather Satellite
DECATUR, IL 62521

62521 WEATHER RADAR LOOP

NEXRAD Weather Radar
DECATUR, IL 62521

MOS COMPUTER WEATHER FORECAST

DECATUR, IL 3 hourly weather forecast

weather forecast created 7:00 PM EST 11/13/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

TIME
CST

TEMP
(deg. F)

FEELS
LIKE

CLOUD
COVER

PRECIP
PROB.

THUNDER
PROB.

WIND
dir./mph

REL
HUM

DEWPT
(deg. F)

Saturday
14 NOV 2026

12 AM

28°

22°

Clear

0% Thunder
( 0% severe)

NNW 6

88%

25°

Low 24°

3 AM

25°

18°

Clear

NNW 6

96%

24°

High 48°

6 AM

25°

18°

Clear

0% Thunder
( 0% severe)

NNW 6

91%

23°

Clear

9 AM

36°

30°

Clear

N 7

75%

29°

12 PM

46°

42°

Clear

0% Thunder
( 0% severe)

NNW 7

53%

30°

3 PM

48°

45°

Clear

NW 7

47%

29°

6 PM

36°

32°

Clear

0% Thunder
( 0% severe)

NW 5

72%

28°

9 PM

30°

27°

Clear

CALM

92%

28°

Sunday
15 NOV 2026

12 AM

28°

25°

Clear

0% Thunder
( 0% severe)

CALM

92%

26°

Low 24°

3 AM

26°

23°

Clear

CALM

96%

25°

High 51°

6 AM

25°

21°

Partly Cloudy

0% Thunder
( 0% severe)

CALM

96%

24°

Clear

9 AM

37°

35°

Clear

CALM

79%

31°

12 PM

49°

Clear

0% Thunder
( 0% severe)

CALM

52%

32°

3 PM

51°

Clear

NNW 2

46%

31°

6 PM

39°

37°

Clear

0% Thunder
( 0% severe)

CALM

70%

30°

9 PM

33°

30°

Clear

CALM

88%

30°


DECATUR, IL extended weather forecast
Monday 16 NOV 2026	Tuesday 17 NOV 2026	Wednesday 18 NOV 2026	Thursday 19 NOV 2026	Friday 20 NOV 2026
Low 28°	Low 29°	Low 30°	Low 41°	Low 40°
High 50°	High 54°	High 59°	High 64°	High 56°

Clear 3% Rain	Clear 2% Rain	Clear 6% Rain	Partly Cloudy 15% Rain	Partly Cloudy 7% Rain

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DECATUR, IL 62521 Weather Forecast & Current Conditions

DECATUR, IL Current Weather

DECATUR, IL 62521 Weather Forecast

DECATUR, IL 3 hourly weather forecast

DECATUR, IL extended weather forecast

DECATUR, IL
Current Weather

DECATUR, IL 62521
Weather Forecast