DECATUR, IL 62521 Weather Forecast & Current Conditions

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62521 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
DECATUR, IL Current Weather
3:54 AM CDT APR 24, 2026
Scattered Clouds 66°F
Feels Like:	66°F
Dewpoint:	57°F
Rel. Hum.:	73%
Visibility:	10 miles
Wind:	S at 15 mph
Pressure:
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

TODAY
Mostly cloudy with a chance of thunderstorms. Showers, mainly this morning. Highs in the mid 70s. South winds around 15 mph, becoming west this afternoon. Chance of rain 80 percent.

TONIGHT
Mostly cloudy in the evening, then clearing. Cooler with lows in the upper 40s. North winds 5 to 10 mph.

SATURDAY
Sunny. Highs in the mid 70s. Northeast winds 10 to 15 mph.

SATURDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 40s. Northeast winds around 10 mph.

SUNDAY
Mostly sunny. Highs in the mid 70s. East winds 10 to 15 mph.

SUNDAY NIGHT
Mostly cloudy. A chance of showers after midnight. Lows in the upper 50s. Chance of rain 30 percent.

MONDAY
Showers likely with a chance of thunderstorms in the morning, then showers with thunderstorms likely in the afternoon. Breezy with highs in the mid 70s. Chance of rain 80 percent.

MONDAY NIGHT
Showers likely with a chance of thunderstorms in the evening, then partly cloudy after midnight. Breezy with lows in the lower 50s. Chance of rain 70 percent.

TUESDAY THROUGH WEDNESDAY
Partly cloudy. Highs in the upper 60s. Lows in the upper 40s.

WEDNESDAY NIGHT
Partly cloudy. A chance of showers after midnight. Lows in the upper 40s. Chance of rain 30 percent.

THURSDAY
Partly sunny with a 40 percent chance of showers. Highs in the mid 60s.

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 8:00 PM EDT 4/23/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Friday
24 APR 2026

1 AM

68°

68°

Mostly Cloudy

69%
RAIN
***

0% Thunder
( 28% severe)

S 16

65%

56°

Low 61°

4 AM

66°

66°

Mostly Cloudy

S 16

70%

56°

High 75°

7 AM

62°

60°

Mostly Cloudy

61%
RAIN
.1–.25 in

0% Thunder
( 16% severe)

S 15

84%

57°

Mostly Cloudy

Rain Likely

10 AM

66°

66°

Mostly Cloudy

SSW 14

78%

59°

1 PM

71°

71°

Mostly Cloudy

46%
RAIN
***

0% Thunder
( 18% severe)

WSW 13

66%

59°

4 PM

73°

73°

Mostly Cloudy

W 12

57%

57°

7 PM

70°

70°

Mostly Cloudy

9%

0% Thunder
( 6% severe)

WNW 9

59%

55°

10 PM

63°

63°

Mostly Cloudy

N 8

70%

53°

Saturday
25 APR 2026

1 AM

58°

56°

Partly Cloudy

1%

0% Thunder
( 1% severe)

N 8

75%

50°

Low 51°

4 AM

54°

52°

Clear

N 8

77%

47°

High 74°

7 AM

52°

49°

Clear

1%

0% Thunder
( 1% severe)

NNE 9

80%

46°

Clear

10 AM

63°

62°

Clear

NE 10

60%

49°

1 PM

70°

70°

Clear

1%

0% Thunder
( 1% severe)

NNE 12

44%

47°

4 PM

73°

73°

Clear

NNE 12

35%

44°

7 PM

68°

68°

Partly Cloudy

1%

0% Thunder
( 1% severe)

NE 12

40%

43°

10 PM

58°

56°

Partly Cloudy

NE 12

55%

42°


DECATUR, IL extended weather forecast
Sunday 26 APR 2026	Monday 27 APR 2026	Tuesday 28 APR 2026	Wednesday 29 APR 2026	Thursday 30 APR 2026
Low 45°	Low 57°	Low 55°	Low 45°	Low 42°
High 73°	High 76°	High 65°	High 65°	High 62°

Clear 8% Rain	Overcast 73% Rain	Overcast 74% Rain	Partly Cloudy 30% Rain	Mostly Cloudy 20% Rain

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