Search your local weather  

 

Hazardous Weather Conditions

No active alerts for DECATUR, ILLINOIS

Current Conditions: DECATUR, ILLINOIS

Clear


26.6 F
Last Updated on Mar 1 2026, 07:35 AM CST
Humidity: 68%
Wind Speed: 9.2 mph
Barometer: 30.42 in
Dewpoint: 17.4 F
Visibility: 10.00 mi
Precip: --
Heat Index: NA
Wind Chill: 17.6 F
Current conditions at:

LINCOLN (KAAA)

Lat: 40.15 Lon: -89.33

active severe weather and emergency alerts image weather storm and storm spotter reports image weather observation monitoring service image
Active
Alerts		 Storm Reports Weather
Monitoring

5 Day Forecast for DECATUR, ILLINOIS (62521)

Sunday
Overcast
High 42 °F
Sunday
Night
Forecast Missing
Low 30 °F
Monday
Forecast Missing
High 42 °F
Monday
Night
Rain
Low 39 °F
Tuesday
T-storms
High 57 °F
Tuesday
Night
T-storms
Low 50 °F
Wednesday
T-storms
High 64 °F
Wednesday
Night
Rain Likely
Low 50 °F
Thursday
T-storms Likely
High 64 °F



Advertise Here

Observation History for DECATUR, ILLINOIS


Time Wind
(mph)		 Vis
(mi)		 Weather Precip (in) Temperature (F) Relative
Humidity		 Wind
Chill
(F)		 Heat
Index
(F)		 Pressure
Air Dwpt altimeter
(in)		 sea level
(mb)
07:35 AM CST 9.2 10.00 Clear -- 26.6 17.4 68% 17.6 NA 30.42 1030.1
07:15 AM CST 9.2 10.00 Clear -- 24.8 17.6 74% 15.3 NA 30.40 1029.5
06:55 AM CST 8.1 10.00 Clear -- 22.8 17.1 78% 13.6 NA 30.39 1029.1
06:35 AM CST 5.8 10.00 Clear -- 22.5 16.9 79% 15.1 NA 30.39 1029.1
06:15 AM CST 5.8 10.00 Clear -- 22.8 17.2 79% 15.4 NA 30.38 1028.8
05:55 AM CST 6.9 10.00 Clear -- 23.0 17.4 79% 14.7 NA 30.36 1028.1
05:35 AM CST 10.3 10.00 Clear -- 22.6 17.4 80% 12.0 NA 30.35 1027.8
05:15 AM CST 9.2 10.00 Clear -- 23.0 17.8 80% 13.1 NA 30.34 1027.4
04:55 AM CST 10.3 10.00 Clear -- 23.0 17.6 79% 12.4 NA 30.33 1027.1
04:35 AM CST 10.3 10.00 Clear -- 23.0 17.6 79% 12.4 NA 30.32 1026.8
04:15 AM CST 8.1 10.00 Clear -- 23.0 17.4 79% 13.8 NA 30.32 1026.8
03:55 AM CST 8.1 10.00 Clear -- 23.0 17.2 78% 13.8 NA 30.32 1026.8
03:35 AM CST 9.2 10.00 Clear -- 23.0 17.1 78% 13.1 NA 30.31 1026.4
03:15 AM CST 10.00 Clear -- NULL % NA NA M
02:55 AM CST 8.1 10.00 Clear -- 23.7 17.4 77% 14.7 NA 30.31 1026.4
02:35 AM CST 9.2 10.00 Clear -- 23.9 17.4 76% 14.2 NA 30.30 1026.1
02:15 AM CST 8.1 10.00 Clear -- 23.9 17.4 76% 14.9 NA 30.30 1026.1
01:35 AM CST 4.7 10.00 Clear -- 23.9 17.2 75% 18.0 NA 30.30 1026.1
01:15 AM CST 4.7 10.00 Clear -- 25.3 18.1 74% 19.6 NA 30.30 1026.1
12:55 AM CST 8.1 10.00 Clear -- 25.5 18.3 74% 16.9 NA 30.29 1025.7
12:35 AM CST 8.1 10.00 Clear -- 25.5 17.8 72% 16.9 NA 30.29 1025.7
12:15 AM CST 6.9 10.00 Clear -- 25.7 18.1 73% 18.0 NA 30.28 1025.4
11:55 PM CST 6.9 10.00 Clear -- 26.2 18.1 71% 18.7 NA 30.27 1025.1
11:35 PM CST 6.9 10.00 Clear -- 26.6 18.3 71% 19.0 NA 30.27 1025.1

Regional Weather Observation

LINCOLN (KAAA)

Clear
26.6 F

DECATUR (KDEC)

Cloudy
26.6 F

SPRINGFIELD (KSPI)

Clear
24.8 F

BLOOMINGTON/NORM (KBMI)

Cloudy
24.8 F

TAYLORVILLE (KTAZ)

Cloudy
26.2 F

CHAMPAIGN/URBANA (KCMI)

Cloudy
28.4 F

Advertise Here


Advertise Here