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NOTE:  Climate information is PRELIMINARY DATA.
CERTIFIED climate data is available from the
, or from the
.

 

Preliminary data based on the Real-Time Mesoscale Analysis
(RTMA)



24-hour high temperatures
Observed data reported by 博体育, FAA and cooperative weather observers
 
925 AM CDT Sat May 3 2025

Automated and Cooperative Observer Reports
Values represent high and low temperatures
for the 24-hour period ending around 7 am.

          Location               High   Low  

...NORTHERN ILLINOIS...
Aurora                            67     45  
Aurora/Sugar Grove Arpt           63     44  
Barrington                        65     43  
Batavia                           61     45  
Chicago Midway Arpt               60     45  
Chicago Midway COOP               60     46  
Chicago O'Hare Arpt               57     44  
Coal City 4NNW                    68     47  
DeKalb Municipal Arpt             56     42  
DeKalb Northern IL Univ           61     44  
Dwight                            68     47  
Elgin                             60     44  
Elizabeth                         62     45  
Freeport                          62     45  
Greater Kankakee Arpt             66     45  
Illinois City L&D 16              64     47  
Joliet Rgl Arpt                   65     47  
Kewanee                           65     46  
Lansing Municipal Arpt            55     45  
Moline/Quad-City Arpt             65     46  
Morris Municipal Arpt             67     46  
New Boston L&D 17                 66     47  
Ottawa                            66     45  
Park Forest                       59     45  
Peru/IL Valley Rgl Arpt           67     48  
Rochelle Municipal Arpt           64     45  
Romeoville/博体育 Chicago            62     44  
Schaumburg Rgl Arpt               58     44  
Sterling/Rock Falls Arpt          67     47  
Stockton                          62     44  
Waukegan Rgl Arpt                 53     43  
West Chicago/DuPage Arpt          60     43  
Wheeling/Chicago Exec Arpt        56     44  

...CENTRAL ILLINOIS...
Aledo                             63     42  
Avon                              65     44  
Bloomington/Cntrl IL Rgl Arpt     68     46  
Champaign 3S                                 
Champaign/Willard Arpt            69     50  
Coles County Arpt                 66     50  
Danville/Vermilion Rgl Arpt       70     48  
Decatur Arpt                      70     51  
Edgar County Arpt                 68     52  
Galesburg Municipal Arpt          64     44  
Galesburg Water Plant             64     45  
Gladstone L&D 18                  63     45  
Jacksonville 2                    69     49  
Jacksonville Municipal Arpt       68     49  
La Harpe                          65     41  
Lacon/Marshall Co Arpt            67     48  
Lincoln 博体育                       68     48  
Macomb Municipal Arpt             67     45  
Minonk                            71     47  
Normal 4NE                        70     45  
Ogden                             72     49  
Pana                              67     51  
Paris                             74     52  
Peoria Intl Arpt                  69     51  
Pittsfield                        69     47  
Pittsfield/Penstone Arpt          69     49  
Pontiac Municipal Arpt            67     47  
Quincy L&D 21                     66     47  
Quincy Rgl Arpt                   68     47  
Rantoul Aviation Center           70     47  
Shelbyville Dam                   67     51  
Sidell 4N                         73     54  
Springfield/Capital Arpt          68     52  
Tuscola                           67     50  
White Hall 1 E                    67     50  
Windsor                           66     51  

...SOUTHERN ILLINOIS...
Alton/Mel Price L&D               66     53  
Anna                              64     55  
Cahokia/Parks Arpt                65     56  
Carbondale/Southern IL Arpt       65     55  
Effingham Co Arpt                 66     49  
Fairfield Municipal Arpt          67     54  
Grand Chain Dam                   67     57  
Harrisburg Arpt                   68     56  
Kaskaskia L&D                     64     54  
Lawrenceville/Vincennes Arpt      70     53  
Millstadt                         63     52  
Mt Carmel Municipal Arpt          71     55  
Mt Vernon                         65     52  
Olney/Noble Arpt                  68     54  
Salem                             66     53  
Salem/Leckrone Arpt               66     54  
Smithland Dam                     70     58  
Sparta Community Arpt             65     55  

$$

Preliminary data based on the Real-Time Mesoscale Analysis
(RTMA)


 

24-hour low temperatures

Observed data from 博体育, FAA, and cooperative weather observers

 

925 AM CDT Sat May 3 2025

Automated and Cooperative Observer Reports
Values represent high and low temperatures
for the 24-hour period ending around 7 am.

          Location               High   Low  

...NORTHERN ILLINOIS...
Aurora                            67     45  
Aurora/Sugar Grove Arpt           63     44  
Barrington                        65     43  
Batavia                           61     45  
Chicago Midway Arpt               60     45  
Chicago Midway COOP               60     46  
Chicago O'Hare Arpt               57     44  
Coal City 4NNW                    68     47  
DeKalb Municipal Arpt             56     42  
DeKalb Northern IL Univ           61     44  
Dwight                            68     47  
Elgin                             60     44  
Elizabeth                         62     45  
Freeport                          62     45  
Greater Kankakee Arpt             66     45  
Illinois City L&D 16              64     47  
Joliet Rgl Arpt                   65     47  
Kewanee                           65     46  
Lansing Municipal Arpt            55     45  
Moline/Quad-City Arpt             65     46  
Morris Municipal Arpt             67     46  
New Boston L&D 17                 66     47  
Ottawa                            66     45  
Park Forest                       59     45  
Peru/IL Valley Rgl Arpt           67     48  
Rochelle Municipal Arpt           64     45  
Romeoville/博体育 Chicago            62     44  
Schaumburg Rgl Arpt               58     44  
Sterling/Rock Falls Arpt          67     47  
Stockton                          62     44  
Waukegan Rgl Arpt                 53     43  
West Chicago/DuPage Arpt          60     43  
Wheeling/Chicago Exec Arpt        56     44  

...CENTRAL ILLINOIS...
Aledo                             63     42  
Avon                              65     44  
Bloomington/Cntrl IL Rgl Arpt     68     46  
Champaign 3S                                 
Champaign/Willard Arpt            69     50  
Coles County Arpt                 66     50  
Danville/Vermilion Rgl Arpt       70     48  
Decatur Arpt                      70     51  
Edgar County Arpt                 68     52  
Galesburg Municipal Arpt          64     44  
Galesburg Water Plant             64     45  
Gladstone L&D 18                  63     45  
Jacksonville 2                    69     49  
Jacksonville Municipal Arpt       68     49  
La Harpe                          65     41  
Lacon/Marshall Co Arpt            67     48  
Lincoln 博体育                       68     48  
Macomb Municipal Arpt             67     45  
Minonk                            71     47  
Normal 4NE                        70     45  
Ogden                             72     49  
Pana                              67     51  
Paris                             74     52  
Peoria Intl Arpt                  69     51  
Pittsfield                        69     47  
Pittsfield/Penstone Arpt          69     49  
Pontiac Municipal Arpt            67     47  
Quincy L&D 21                     66     47  
Quincy Rgl Arpt                   68     47  
Rantoul Aviation Center           70     47  
Shelbyville Dam                   67     51  
Sidell 4N                         73     54  
Springfield/Capital Arpt          68     52  
Tuscola                           67     50  
White Hall 1 E                    67     50  
Windsor                           66     51  

...SOUTHERN ILLINOIS...
Alton/Mel Price L&D               66     53  
Anna                              64     55  
Cahokia/Parks Arpt                65     56  
Carbondale/Southern IL Arpt       65     55  
Effingham Co Arpt                 66     49  
Fairfield Municipal Arpt          67     54  
Grand Chain Dam                   67     57  
Harrisburg Arpt                   68     56  
Kaskaskia L&D                     64     54  
Lawrenceville/Vincennes Arpt      70     53  
Millstadt                         63     52  
Mt Carmel Municipal Arpt          71     55  
Mt Vernon                         65     52  
Olney/Noble Arpt                  68     54  
Salem                             66     53  
Salem/Leckrone Arpt               66     54  
Smithland Dam                     70     58  
Sparta Community Arpt             65     55  

$$

               

Preliminary data based on the Real-Time Mesoscale Analysis
(RTMA)


 

24-hour precipitation

 

CoCoRaHS Observations:
Enlarge image

CoCoRaHS Observations

Observations from 博体育, FAA and cooperative weather observers

920 AM CDT Sat May 3 2025

Automated and Cooperative Observer Reports
Values represent precipitation and snowfall
for the 24-hour period ending around 7 am.

          Location               Pcpn   Snow   Depth  

...NORTHERN ILLINOIS...
Aurora                           0.00    0.0     0    
Aurora/Sugar Grove Arpt          0.02                 
Barrington                       0.05                 
Batavia                          0.00    0.0     0    
Bourbonnais                      0.00    0.0     0    
Chicago Midway Arpt              0.01                 
Chicago Midway COOP                T     0.0     0    
Chicago O'Hare Arpt              0.00                 
Coal City 4NNW                   0.01    0.0     0    
DeKalb Northern IL Univ          0.33    0.0     0    
Dwight                           0.05                 
Elgin                            0.10    0.0     0    
Elizabeth                        0.08    0.0     0    
Freeport                         0.22    0.0     0    
Genoa                            0.08                 
Illinois City L&D 16             0.10                 
Kewanee                          0.02    0.0     0    
Lake Zurich                        T     0.0     0    
Manhattan                        0.01    0.0     0    
Mendota                          0.00                 
Moline/Quad-City Arpt            0.00                 
Monee                            0.02    0.0     0    
New Boston L&D 17                0.00                 
Ottawa                           0.00                 
Park Forest                      0.05                 
Romeoville/博体育 Chicago           0.01    0.0     0    
St Anne                          0.00                 
Steward                          0.11    0.0     0    
Stockton                         0.03    0.0     0    
Waukegan Rgl Arpt                0.01                 
West Chicago/DuPage Arpt         0.01                 
Wheeling/Chicago Exec Arpt       0.00                 
Woodstock 5NW                    0.12    0.0     0    

...CENTRAL ILLINOIS...
Aledo                            0.00    0.0     0    
Athens 4SW                       0.17                 
Avon                               T     0.0     0    
Bloomington/Cntrl IL Rgl Arpt    0.02                 
Buffalo                          0.11    0.0     0    
Champaign/Willard Arpt           0.00                 
Coles County Arpt                0.00                 
Decatur Arpt                     0.00                 
Galesburg Water Plant            0.03                 
Gladstone L&D 18                 0.02    0.0     0    
Jacksonville 2                   0.45    0.0     0    
La Harpe                         0.06                 
Lincoln 博体育                      0.02    0.0     0    
Lovington                        0.09                 
Mattoon                          0.00    0.0     0    
Medora                           0.08    0.0     0    
Minonk                           0.03                 
Mount Pulaski                    0.13    0.0     9    
Moweaqua 2S                      0.00                 
Normal 4NE                       0.00    0.0     0    
Ogden                            0.00    0.0     0    
Pana                             0.00    0.0     0    
Paris                            0.00    0.0     0    
Peoria 5NW                         T     0.0     0    
Peoria Intl Arpt                 0.00                 
Pittsfield                       0.20                 
Quincy L&D 21                    0.15                 
Quincy Rgl Arpt                  0.07                 
Rantoul                          0.00                 
Shelbyville Dam                  0.10    0.0     0    
Sherman                          0.15                 
Sidell 4N                        0.00                 
Springfield/Capital Arpt         0.07                 
Tuscola                          0.00    0.0     0    
White Hall 1 E                   0.02                 
Windsor                          0.00    0.0     0    
Yates City                       0.02                 

...SOUTHERN ILLINOIS...
Alton/Mel Price L&D              0.20                 
Anna                             0.16                 
Beecher City                       T                  
Carbondale/Southern IL Arpt      0.18                 
Centralia                        0.08                 
Clay City 6SSE                   0.03    0.0     0    
Edwardsville 2 W                 0.00                 
Grand Chain Dam                  0.15                 
Highland                         0.02    0.0     0    
Hutsonville                      0.02    0.0     0    
Kaskaskia L&D                    0.21    0.0     0    
Lawrenceville/Vincennes Arpt     0.00                 
Medora                           0.08    0.0     0    
Millstadt                        0.02                 
Mt Vernon                        0.05                 
Pinckneyville                    0.23                 
Salem                            0.06    0.0     0    
Smithland Dam                    0.81    0.0     0    

$$
                 




Preliminary data based on analysis from the 博体育

(NOHRSC)

 

24-hour snowfall
 

CoCoRaHS Observations:
Enlarge map

CoCoRaHS Observations

Observations from 博体育, FAA and cooperative weather observers

920 AM CDT Sat May 3 2025

Automated and Cooperative Observer Reports
Values represent precipitation and snowfall
for the 24-hour period ending around 7 am.

          Location               Pcpn   Snow   Depth  

...NORTHERN ILLINOIS...
Aurora                           0.00    0.0     0    
Aurora/Sugar Grove Arpt          0.02                 
Barrington                       0.05                 
Batavia                          0.00    0.0     0    
Bourbonnais                      0.00    0.0     0    
Chicago Midway Arpt              0.01                 
Chicago Midway COOP                T     0.0     0    
Chicago O'Hare Arpt              0.00                 
Coal City 4NNW                   0.01    0.0     0    
DeKalb Northern IL Univ          0.33    0.0     0    
Dwight                           0.05                 
Elgin                            0.10    0.0     0    
Elizabeth                        0.08    0.0     0    
Freeport                         0.22    0.0     0    
Genoa                            0.08                 
Illinois City L&D 16             0.10                 
Kewanee                          0.02    0.0     0    
Lake Zurich                        T     0.0     0    
Manhattan                        0.01    0.0     0    
Mendota                          0.00                 
Moline/Quad-City Arpt            0.00                 
Monee                            0.02    0.0     0    
New Boston L&D 17                0.00                 
Ottawa                           0.00                 
Park Forest                      0.05                 
Romeoville/博体育 Chicago           0.01    0.0     0    
St Anne                          0.00                 
Steward                          0.11    0.0     0    
Stockton                         0.03    0.0     0    
Waukegan Rgl Arpt                0.01                 
West Chicago/DuPage Arpt         0.01                 
Wheeling/Chicago Exec Arpt       0.00                 
Woodstock 5NW                    0.12    0.0     0    

...CENTRAL ILLINOIS...
Aledo                            0.00    0.0     0    
Athens 4SW                       0.17                 
Avon                               T     0.0     0    
Bloomington/Cntrl IL Rgl Arpt    0.02                 
Buffalo                          0.11    0.0     0    
Champaign/Willard Arpt           0.00                 
Coles County Arpt                0.00                 
Decatur Arpt                     0.00                 
Galesburg Water Plant            0.03                 
Gladstone L&D 18                 0.02    0.0     0    
Jacksonville 2                   0.45    0.0     0    
La Harpe                         0.06                 
Lincoln 博体育                      0.02    0.0     0    
Lovington                        0.09                 
Mattoon                          0.00    0.0     0    
Medora                           0.08    0.0     0    
Minonk                           0.03                 
Mount Pulaski                    0.13    0.0     9    
Moweaqua 2S                      0.00                 
Normal 4NE                       0.00    0.0     0    
Ogden                            0.00    0.0     0    
Pana                             0.00    0.0     0    
Paris                            0.00    0.0     0    
Peoria 5NW                         T     0.0     0    
Peoria Intl Arpt                 0.00                 
Pittsfield                       0.20                 
Quincy L&D 21                    0.15                 
Quincy Rgl Arpt                  0.07                 
Rantoul                          0.00                 
Shelbyville Dam                  0.10    0.0     0    
Sherman                          0.15                 
Sidell 4N                        0.00                 
Springfield/Capital Arpt         0.07                 
Tuscola                          0.00    0.0     0    
White Hall 1 E                   0.02                 
Windsor                          0.00    0.0     0    
Yates City                       0.02                 

...SOUTHERN ILLINOIS...
Alton/Mel Price L&D              0.20                 
Anna                             0.16                 
Beecher City                       T                  
Carbondale/Southern IL Arpt      0.18                 
Centralia                        0.08                 
Clay City 6SSE                   0.03    0.0     0    
Edwardsville 2 W                 0.00                 
Grand Chain Dam                  0.15                 
Highland                         0.02    0.0     0    
Hutsonville                      0.02    0.0     0    
Kaskaskia L&D                    0.21    0.0     0    
Lawrenceville/Vincennes Arpt     0.00                 
Medora                           0.08    0.0     0    
Millstadt                        0.02                 
Mt Vernon                        0.05                 
Pinckneyville                    0.23                 
Salem                            0.06    0.0     0    
Smithland Dam                    0.81    0.0     0    

$$

Preliminary data based on analysis from the 博体育

(NOHRSC)

 

24-hour snowfall
 

CoCoRaHS Observations:
Enlarge map

CoCoRaHS Observations

Observations from 博体育, FAA and cooperative weather observers

920 AM CDT Sat May 3 2025

Automated and Cooperative Observer Reports
Values represent precipitation and snowfall
for the 24-hour period ending around 7 am.

          Location               Pcpn   Snow   Depth  

...NORTHERN ILLINOIS...
Aurora                           0.00    0.0     0    
Aurora/Sugar Grove Arpt          0.02                 
Barrington                       0.05                 
Batavia                          0.00    0.0     0    
Bourbonnais                      0.00    0.0     0    
Chicago Midway Arpt              0.01                 
Chicago Midway COOP                T     0.0     0    
Chicago O'Hare Arpt              0.00                 
Coal City 4NNW                   0.01    0.0     0    
DeKalb Northern IL Univ          0.33    0.0     0    
Dwight                           0.05                 
Elgin                            0.10    0.0     0    
Elizabeth                        0.08    0.0     0    
Freeport                         0.22    0.0     0    
Genoa                            0.08                 
Illinois City L&D 16             0.10                 
Kewanee                          0.02    0.0     0    
Lake Zurich                        T     0.0     0    
Manhattan                        0.01    0.0     0    
Mendota                          0.00                 
Moline/Quad-City Arpt            0.00                 
Monee                            0.02    0.0     0    
New Boston L&D 17                0.00                 
Ottawa                           0.00                 
Park Forest                      0.05                 
Romeoville/博体育 Chicago           0.01    0.0     0    
St Anne                          0.00                 
Steward                          0.11    0.0     0    
Stockton                         0.03    0.0     0    
Waukegan Rgl Arpt                0.01                 
West Chicago/DuPage Arpt         0.01                 
Wheeling/Chicago Exec Arpt       0.00                 
Woodstock 5NW                    0.12    0.0     0    

...CENTRAL ILLINOIS...
Aledo                            0.00    0.0     0    
Athens 4SW                       0.17                 
Avon                               T     0.0     0    
Bloomington/Cntrl IL Rgl Arpt    0.02                 
Buffalo                          0.11    0.0     0    
Champaign/Willard Arpt           0.00                 
Coles County Arpt                0.00                 
Decatur Arpt                     0.00                 
Galesburg Water Plant            0.03                 
Gladstone L&D 18                 0.02    0.0     0    
Jacksonville 2                   0.45    0.0     0    
La Harpe                         0.06                 
Lincoln 博体育                      0.02    0.0     0    
Lovington                        0.09                 
Mattoon                          0.00    0.0     0    
Medora                           0.08    0.0     0    
Minonk                           0.03                 
Mount Pulaski                    0.13    0.0     9    
Moweaqua 2S                      0.00                 
Normal 4NE                       0.00    0.0     0    
Ogden                            0.00    0.0     0    
Pana                             0.00    0.0     0    
Paris                            0.00    0.0     0    
Peoria 5NW                         T     0.0     0    
Peoria Intl Arpt                 0.00                 
Pittsfield                       0.20                 
Quincy L&D 21                    0.15                 
Quincy Rgl Arpt                  0.07                 
Rantoul                          0.00                 
Shelbyville Dam                  0.10    0.0     0    
Sherman                          0.15                 
Sidell 4N                        0.00                 
Springfield/Capital Arpt         0.07                 
Tuscola                          0.00    0.0     0    
White Hall 1 E                   0.02                 
Windsor                          0.00    0.0     0    
Yates City                       0.02                 

...SOUTHERN ILLINOIS...
Alton/Mel Price L&D              0.20                 
Anna                             0.16                 
Beecher City                       T                  
Carbondale/Southern IL Arpt      0.18                 
Centralia                        0.08                 
Clay City 6SSE                   0.03    0.0     0    
Edwardsville 2 W                 0.00                 
Grand Chain Dam                  0.15                 
Highland                         0.02    0.0     0    
Hutsonville                      0.02    0.0     0    
Kaskaskia L&D                    0.21    0.0     0    
Lawrenceville/Vincennes Arpt     0.00                 
Medora                           0.08    0.0     0    
Millstadt                        0.02                 
Mt Vernon                        0.05                 
Pinckneyville                    0.23                 
Salem                            0.06    0.0     0    
Smithland Dam                    0.81    0.0     0    

$$
             




 

 

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