DECATUR, IL 62521 Weather Forecast & Current Conditions

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62521 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
DECATUR, IL Current Weather
1:54 AM CST NOV 25, 2025
Overcast Light Rain Mist 48°F
Feels Like:	47°F
Dewpoint:	48°F
Rel. Hum.:	100%
Visibility:	1 1/4 miles
Wind:	S at 3 mph
Pressure:	29.83 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 2025 Hurricanes	DECATUR, IL 62521 Weather Forecast	Snowfall Forecast pages Snow Depth pages

REST OF TONIGHT
Rain. Patchy fog. Not as cool. Near steady temperature in the upper 40s. South winds 5 to 10 mph. Chance of rain 90 percent.

TUESDAY
Cloudy. Patchy fog in the morning. Areas of drizzle in the morning, then a slight chance of rain in the afternoon. Highs in the mid 50s. Southwest winds 5 to 10 mph. Chance of rain 20 percent.

TUESDAY NIGHT
Mostly cloudy. A chance of rain in the evening. Breezy and much cooler with lows in the lower 30s. West winds 10 to 15 mph, increasing to 20 to 25 mph after midnight. Chance of rain 30 percent.

WEDNESDAY
Mostly sunny and windy, cooler with highs in the lower 40s. West winds 20 to 30 mph with gusts up to 40 mph.

WEDNESDAY NIGHT
Mostly clear. Lows in the lower 20s. West winds 15 to 20 mph.

THANKSGIVING DAY AND THURSDAY NIGHT
Mostly clear. Highs in the mid 30s. Lows 15 to 20.

FRIDAY
Sunny in the morning, then becoming partly sunny. Highs in the mid 30s.

FRIDAY NIGHT
Cloudy. A chance of snow in the evening, then snow likely after midnight. Light snow accumulation possible. Lows in the mid 20s. Chance of snow 60 percent.

SATURDAY
Snow likely. Rain likely in the afternoon. Additional light snow accumulation possible. Highs in the mid 30s. Chance of precipitation 70 percent.

SATURDAY NIGHT
Cloudy with a chance of rain. A chance of freezing rain after midnight. Lows in the upper 20s. Chance of precipitation 50 percent.

SUNDAY AND SUNDAY NIGHT
Mostly cloudy with a 50 percent chance of rain. Highs in the lower 40s. Lows in the upper 20s.

MONDAY
Mostly cloudy with a 40 percent chance of rain. Highs in the lower 40s. Temperature falling into the mid 30s in the afternoon.

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 11/24/2025

DAY/DATE &
WEATHER FORECAST SUMMARY

Tuesday
25 NOV 2025

12 AM

49°

45°

Mostly Cloudy

81%
RAIN
***

0% Thunder
( 2% severe)

SSE 8

96%

48°

Low 48°

3 AM

49°

47°

Overcast

SSE 6

96%

48°

High 57°

6 AM

49°

48°

Mostly Cloudy

27%
RAIN
.01–.1 in

0% Thunder
( 1% severe)

SSW 3

100%

49°

Mostly Cloudy

Chance of Rain

9 AM

51°

49°

Mostly Cloudy

WSW 6

96%

50°

12 PM

54°

51°

Mostly Cloudy

27%
RAIN
<.01 in

0% Thunder
( 0% severe)

W 9

90%

51°

3 PM

55°

52°

Mostly Cloudy

W 10

83%

50°

6 PM

53°

50°

Mostly Cloudy

34%
RAIN
.01–.1 in

0% Thunder
( 3% severe)

WSW 9

86%

49°

9 PM

51°

46°

Mostly Cloudy

W 13

86%

47°

Wednesday
26 NOV 2025

12 AM

44°

37°

Mostly Cloudy

1%

0% Thunder
( 0% severe)

W 16

73%

36°

Low 33°

3 AM

39°

29°

Mostly Cloudy

W 20

73%

31°

High 41°

6 AM

35°

23°

Mostly Cloudy

4%

0% Thunder
( 0% severe)

W 22

72%

27°

Mostly Cloudy

Windy

9 AM

35°

23°

Mostly Cloudy

W 23

69%

26°

12 PM

38°

27°

Mostly Cloudy

4%

0% Thunder
( 0% severe)

W 24

56%

24°

3 PM

39°

29°

Partly Cloudy

W 22

47%

21°

6 PM

36°

27°

Partly Cloudy

0%

0% Thunder
( 0% severe)

W 15

50%

20°

9 PM

33°

23°

Partly Cloudy

WNW 14

57%

20°


DECATUR, IL extended weather forecast
Thursday 27 NOV 2025	Friday 28 NOV 2025	Saturday 29 NOV 2025	Sunday 30 NOV 2025	Monday 1 DEC 2025
Low 22°	Low 19°	Low 22°	Low 24°	Low 25°
High 37°	High 34°	High 36°	High 36°	High 31°

Clear 3% Snow	Partly Cloudy 2% Snow	Overcast 67% Snow	Overcast 31% Snow	Overcast 59% Rain/Snow

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