DECATUR, IL 62522 Weather Forecast & Current Conditions

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62522 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
DECATUR, IL Current Weather
12:54 PM CDT APR 1, 2026
Overcast 46°F
Feels Like:	39°F
Dewpoint:	45°F
Rel. Hum.:	96%
Visibility:	10 miles
Wind:	ENE at 16 mph
Pressure:	30.08 inches
Last 72 hours
Local Area Snow Depth
Illinois Current Weather
Illinois MOS Forecast Weather

Regional Weather Maps

(Automated weather data from NWS/FAA)

62522 WEATHER FORECAST
10-Day model forecast maps 2025 Hurricanes	DECATUR, IL 62522 Weather Forecast	Snowfall Forecast pages Snow Depth pages

THIS AFTERNOON
Cloudy with a chance of showers and thunderstorms. Much cooler. Near steady temperature in the lower 50s. Northeast winds around 15 mph with gusts up to 25 mph. Chance of rain 50 percent.

TONIGHT
Cloudy with a chance of thunderstorms. A chance of showers in the evening, then showers after midnight. Lows around 50. Temperature rising into the mid 50s after midnight. East winds around 15 mph with gusts up to 25 mph. Chance of rain 80 percent.

THURSDAY
Cloudy. Showers likely with a chance of thunderstorms in the afternoon. Windy and not as cool. More humid with highs in the mid 70s. South winds 15 to 25 mph, increasing to 25 to 30 mph in the afternoon. Gusts up to 45 mph. Chance of rain 60 percent.

THURSDAY NIGHT
Mostly cloudy in the evening, then becoming partly cloudy. A chance of thunderstorms in the evening. A chance of showers. Breezy with lows in the upper 50s. Southwest winds 15 to 25 mph. Gusts up to 40 mph in the evening. Chance of rain 50 percent.

FRIDAY
Partly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. South winds 15 to 20 mph. Chance of rain 50 percent.

FRIDAY NIGHT
A chance of thunderstorms. Showers. Lows in the mid 50s. Chance of rain 90 percent.

SATURDAY
Showers likely with a chance of thunderstorms in the morning, then a chance of showers in the afternoon. Much cooler with highs in the lower 60s. Chance of rain 70 percent.

SATURDAY NIGHT AND SUNDAY
Partly cloudy and breezy. Lows in the mid 30s. Highs in the lower 50s.

SUNDAY NIGHT AND MONDAY
Mostly clear. Lows in the lower 30s. Highs in the lower 60s.

MONDAY NIGHT AND TUESDAY
Partly cloudy. Lows in the upper 30s. Highs in the mid 50s.

62522 WEATHER SATELLITE LOOPS

Visible Weather Satellite
DECATUR, IL 62522

Infrared Weather Satellite
DECATUR, IL 62522

62522 WEATHER RADAR LOOP

NEXRAD Weather Radar
DECATUR, IL 62522

MOS COMPUTER WEATHER FORECAST

DECATUR, IL 3 hourly weather forecast

weather forecast created 7:00 AM EST 4/ 1/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Wednesday
1 APR 2026

12 PM

50°

45°

Mostly Cloudy

69%
RAIN
1–2 in

0% Thunder
( 29% severe)

ENE 15

86%

46°

High 53°

3 PM

52°

47°

Mostly Cloudy

ENE 14

86%

48°

Mostly Cloudy

Rain Likely

6 PM

51°

46°

Mostly Cloudy

69%
RAIN
***

0% Thunder
( 28% severe)

ENE 14

86%

47°

9 PM

50°

45°

Mostly Cloudy

E 14

89%

47°

Thursday
2 APR 2026

12 AM

53°

49°

Mostly Cloudy

55%
RAIN
***

0% Thunder
( 24% severe)

E 14

86%

49°

Low 50°

3 AM

57°

54°

Mostly Cloudy

SE 14

90%

54°

High 74°

6 AM

61°

58°

Mostly Cloudy

41%
RAIN
.01–.1 in

0% Thunder
( 11% severe)

S 17

90%

58°

Mostly Cloudy

Rain Likely

Windy

9 AM

67°

67°

Mostly Cloudy

S 23

84%

62°

12 PM

72°

72°

Mostly Cloudy

82%
RAIN
***

0% Thunder
( 32% severe)

S 26

71%

62°

3 PM

71°

71°

Mostly Cloudy

S 26

71%

61°

6 PM

69°

69°

Partly Cloudy

66%
RAIN
1–2 in

0% Thunder
( 28% severe)

S 23

73%

60°

9 PM

66°

66°

Partly Cloudy

SSW 21

81%

60°

Friday
3 APR 2026

12 AM

65°

65°

Mostly Cloudy

36%
RAIN
.1–.25 in

0% Thunder
( 13% severe)

SSW 17

84%

60°

Low 61°

3 AM

62°

60°

Mostly Cloudy

SW 13

87%

58°

High 78°

6 AM

61°

60°

Mostly Cloudy

24%
RAIN
.01–.1 in

0% Thunder
( 16% severe)

SSW 9

90%

58°

Mostly Cloudy

Rain Likely

9 AM

67°

67°

Mostly Cloudy

S 13

84%

62°

12 PM

74°

74°

Mostly Cloudy

60%
RAIN
***

0% Thunder
( 36% severe)

S 15

69%

63°

3 PM

75°

75°

Mostly Cloudy

S 16

66%

63°

6 PM

71°

71°

Mostly Cloudy

S 14

73%

62°


DECATUR, IL extended weather forecast
Saturday 4 APR 2026	Sunday 5 APR 2026	Monday 6 APR 2026	Tuesday 7 APR 2026	Wednesday 8 APR 2026
Low 54°	Low 35°	Low 35°	Low 36°	Low 28°
High 58°	High 55°	High 59°	High 51°	High 54°

Overcast 79% Rain	Mostly Cloudy 14% Rain	Mostly Cloudy 18% Rain	Mostly Cloudy 35% Rain	Partly Cloudy 17% Rain

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