| Preliminary data based on the Real-Time Mesoscale Analysis (RTMA)  |
Observed data reported by NWS, FAA and cooperative weather observers
925 AM CST Sat Jan 17 2026
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 38 12
Aurora/Sugar Grove Arpt 39 11
Barrington 36 9
Batavia 38 12
Chicago Midway Arpt 37 13
Chicago Midway COOP 37 15
Chicago O'Hare Arpt 37 12
Coal City 4NNW 39 13
DeKalb Municipal Arpt 36 10
DeKalb Northern IL Univ 36 9
Elgin 38 10
Elizabeth 35 8
Freeport 38 9
Freeport/Albertus Arpt 37 10
Greater Kankakee Arpt 38 15
Illinois City L&D 16 43 7
Joliet Rgl Arpt 40 15
Kewanee 40 9
Lansing Municipal Arpt 36 14
Marseilles 38 12
Moline/Quad Cities Arpt 43 10
Morris 38 12
Morris Municipal Arpt 39 13
Park Forest 36 16
Peru/IL Valley Rgl Arpt 39 12
Rockford Arpt 32 18
Romeoville/NWS Chicago 36 11
Savanna/Tri-Township Arpt 37 10
Schaumburg Rgl Arpt 37 12
Sterling/Rock Falls Arpt 40 11
Stockton 36 7
Waukegan Rgl Arpt 37 13
West Chicago/DuPage Arpt 36 11
Wheeling/Chicago Exec Arpt 37 12
...CENTRAL ILLINOIS...
Aledo 41 9
Avon 40 9
Bentley 41 10
Bloomington/Cntrl IL Rgl Arpt 40 15
Champaign/Willard Arpt 40 20
Coles County Arpt 40 19
Danville/Vermilion Rgl Arpt 40 20
Decatur Arpt 41 18
Edgar County Arpt 40 21
Galesburg Municipal Arpt 41 10
Galesburg Water Plant 39 9
Gladstone L&D 18 29 11
Jacksonville 2 42 14
Jacksonville Municipal Arpt 42 16
Knoxville 39 9
La Harpe 40
Lacon/Marshall Co Arpt 39 13
Lincoln NWS 41 15
Macomb Municipal Arpt 40 10
Minonk 41
Normal 4NE 40 12
Ogden 41 20
Pana 42 19
Paris 40 20
Peoria Intl Arpt 41 13
Pontiac Municipal Arpt 40 14
Quincy L&D 21 42 14
Quincy Rgl Arpt 42 12
Rantoul Aviation Center 41 17
Sidell 4N 42 23
Springfield/Capital Arpt 41 17
Taylorville Municipal Arpt 41 19
Tuscola 40 18
White Hall 1 E 43 15
Windsor 39 18
...SOUTHERN ILLINOIS...
Alton/Mel Price L&D 32 20
Anna 45 21
Cahokia/Parks Arpt 45 24
Carbondale/Southern IL Arpt 42 22
Crawford County Arpt 39 21
Effingham Co Arpt 41 22
Fairfield Municipal Arpt 39 21
Grand Chain Dam 45 26
Harrisburg Arpt 45 23
Kaskaskia L&D 44 22
Lawrenceville/Vincennes Arpt 38 24
Millstadt 44 23
Mt Carmel Municipal Arpt 41 28
Mt Vernon 40 20
Olney/Noble Arpt 39 24
Salem 42 23
Salem/Leckrone Arpt 44 24
Smithland Dam 48 32
Sparta Community Arpt 43 24
$$
|
|
Preliminary data based on the Real-Time Mesoscale Analysis
|
Observed data from NWS, FAA, and cooperative weather observers
925 AM CST Sat Jan 17 2026
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 38 12
Aurora/Sugar Grove Arpt 39 11
Barrington 36 9
Batavia 38 12
Chicago Midway Arpt 37 13
Chicago Midway COOP 37 15
Chicago O'Hare Arpt 37 12
Coal City 4NNW 39 13
DeKalb Municipal Arpt 36 10
DeKalb Northern IL Univ 36 9
Elgin 38 10
Elizabeth 35 8
Freeport 38 9
Freeport/Albertus Arpt 37 10
Greater Kankakee Arpt 38 15
Illinois City L&D 16 43 7
Joliet Rgl Arpt 40 15
Kewanee 40 9
Lansing Municipal Arpt 36 14
Marseilles 38 12
Moline/Quad Cities Arpt 43 10
Morris 38 12
Morris Municipal Arpt 39 13
Park Forest 36 16
Peru/IL Valley Rgl Arpt 39 12
Rockford Arpt 32 18
Romeoville/NWS Chicago 36 11
Savanna/Tri-Township Arpt 37 10
Schaumburg Rgl Arpt 37 12
Sterling/Rock Falls Arpt 40 11
Stockton 36 7
Waukegan Rgl Arpt 37 13
West Chicago/DuPage Arpt 36 11
Wheeling/Chicago Exec Arpt 37 12
...CENTRAL ILLINOIS...
Aledo 41 9
Avon 40 9
Bentley 41 10
Bloomington/Cntrl IL Rgl Arpt 40 15
Champaign/Willard Arpt 40 20
Coles County Arpt 40 19
Danville/Vermilion Rgl Arpt 40 20
Decatur Arpt 41 18
Edgar County Arpt 40 21
Galesburg Municipal Arpt 41 10
Galesburg Water Plant 39 9
Gladstone L&D 18 29 11
Jacksonville 2 42 14
Jacksonville Municipal Arpt 42 16
Knoxville 39 9
La Harpe 40
Lacon/Marshall Co Arpt 39 13
Lincoln NWS 41 15
Macomb Municipal Arpt 40 10
Minonk 41
Normal 4NE 40 12
Ogden 41 20
Pana 42 19
Paris 40 20
Peoria Intl Arpt 41 13
Pontiac Municipal Arpt 40 14
Quincy L&D 21 42 14
Quincy Rgl Arpt 42 12
Rantoul Aviation Center 41 17
Sidell 4N 42 23
Springfield/Capital Arpt 41 17
Taylorville Municipal Arpt 41 19
Tuscola 40 18
White Hall 1 E 43 15
Windsor 39 18
...SOUTHERN ILLINOIS...
Alton/Mel Price L&D 32 20
Anna 45 21
Cahokia/Parks Arpt 45 24
Carbondale/Southern IL Arpt 42 22
Crawford County Arpt 39 21
Effingham Co Arpt 41 22
Fairfield Municipal Arpt 39 21
Grand Chain Dam 45 26
Harrisburg Arpt 45 23
Kaskaskia L&D 44 22
Lawrenceville/Vincennes Arpt 38 24
Millstadt 44 23
Mt Carmel Municipal Arpt 41 28
Mt Vernon 40 20
Olney/Noble Arpt 39 24
Salem 42 23
Salem/Leckrone Arpt 44 24
Smithland Dam 48 32
Sparta Community Arpt 43 24
$$
|
|
Preliminary data based on the Real-Time Mesoscale Analysis
CoCoRaHS Observations: |
Observations from NWS, FAA and cooperative weather observers
920 AM CST Sat Jan 17 2026
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 0.03 0.0 0
Aurora/Sugar Grove Arpt 0.00
Barrington 0.00 1
Batavia 0.05 0.1 T
Bourbonnais 0.01 T T
Chatsworth T T T
Chicago Midway Arpt 0.00
Chicago O'Hare Arpt 0.07
Coal City 4NNW T 0.1 0
DeKalb Northern IL Univ 0.01 T T
Elgin 0.00 0.0 0
Elgin 0.00 0.0 1
Elizabeth T T T
Freeport T T 0
Genoa 0.18 2.1 1
Hebron 0.03 0.0 2
Illinois City L&D 16 0.03
Joliet 2N T T T
Kewanee 0.00 0.0 0
Marseilles 0.00
Mendota 0.00
Moline/Quad Cities Arpt 0.00
Morris 0.01 T T
Park Forest 0.05 T 1
Romeoville/NWS Chicago 0.04 0.6 T
Steward T T 0
Stockton T T T
Waukegan Rgl Arpt 0.02
West Chicago/DuPage Arpt 0.05
Westmont 0.03 0.5 1
Wheeling/Chicago Exec Arpt 0.01
Woodstock 5NW 0.01 T 1
...CENTRAL ILLINOIS...
Aledo T T 0
Athens 4SW T T 0
Avon T T T
Bentley T T T
Bloomington/Cntrl IL Rgl Arpt 0.01
Buffalo 0.01 0.1 T
Champaign/Willard Arpt 0.01
Coles County Arpt 0.01
Decatur Arpt 0.01
Galesburg Water Plant 0.00 0.0 0
Gladstone L&D 18 0.00 0.0 0
Jacksonville 2 T T 0
Knoxville 0.00 0.0 0
La Harpe T T T
Lincoln NWS 0.02 0.5 T
Lovington T T T
Medora T T 0
Minonk 0.00 0.0 0
Morton T T 0
Mount Pulaski 0.01 T T
Moweaqua 2S T T T
Normal 4NE 0.02 0.2 0
Ogden 0.01 0.3 T
Pana 0.00 0.0 0
Paris 0.00 0.0 0
Peoria 5NW T T 0
Peoria Intl Arpt 0.00
Quincy L&D 21 0.00
Quincy Rgl Arpt 0.00
Rantoul 1.00 1.0 1
Sherman T 0.0 0
Sidell 4N T T 0
Springfield/Capital Arpt 0.01
Tuscola 0.00 0.0 0
White Hall 1 E 0.02
Windsor 0.00 0.0 0
...SOUTHERN ILLINOIS...
Alton/Mel Price L&D 0.00
Anna 0.00
Beecher City 0.00 0.0 0
Cahokia/Parks Arpt 0.00
Carbondale/Southern IL Arpt 0.00
Centralia 0.00
Clay City 6SSE 0.00 0.0 0
Edwardsville 2 W 0.00 0.0 0
Grand Chain Dam 0.01
Highland T T T
Hutsonville 0.00 0.0 0
Kaskaskia L&D 0.00 0.0 0
Lawrenceville/Vincennes Arpt 0.01
Medora T T 0
Millstadt 0.00
Mt Vernon 0.01
Salem 0.00
Smithland Dam 0.00
$$
|
| Preliminary data based on analysis from the NWS National Operational Hydrologic Remote Sensing Center (NOHRSC)
CoCoRaHS Observations: |
Observations from NWS, FAA and cooperative weather observers
920 AM CST Sat Jan 17 2026
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 0.03 0.0 0
Aurora/Sugar Grove Arpt 0.00
Barrington 0.00 1
Batavia 0.05 0.1 T
Bourbonnais 0.01 T T
Chatsworth T T T
Chicago Midway Arpt 0.00
Chicago O'Hare Arpt 0.07
Coal City 4NNW T 0.1 0
DeKalb Northern IL Univ 0.01 T T
Elgin 0.00 0.0 0
Elgin 0.00 0.0 1
Elizabeth T T T
Freeport T T 0
Genoa 0.18 2.1 1
Hebron 0.03 0.0 2
Illinois City L&D 16 0.03
Joliet 2N T T T
Kewanee 0.00 0.0 0
Marseilles 0.00
Mendota 0.00
Moline/Quad Cities Arpt 0.00
Morris 0.01 T T
Park Forest 0.05 T 1
Romeoville/NWS Chicago 0.04 0.6 T
Steward T T 0
Stockton T T T
Waukegan Rgl Arpt 0.02
West Chicago/DuPage Arpt 0.05
Westmont 0.03 0.5 1
Wheeling/Chicago Exec Arpt 0.01
Woodstock 5NW 0.01 T 1
...CENTRAL ILLINOIS...
Aledo T T 0
Athens 4SW T T 0
Avon T T T
Bentley T T T
Bloomington/Cntrl IL Rgl Arpt 0.01
Buffalo 0.01 0.1 T
Champaign/Willard Arpt 0.01
Coles County Arpt 0.01
Decatur Arpt 0.01
Galesburg Water Plant 0.00 0.0 0
Gladstone L&D 18 0.00 0.0 0
Jacksonville 2 T T 0
Knoxville 0.00 0.0 0
La Harpe T T T
Lincoln NWS 0.02 0.5 T
Lovington T T T
Medora T T 0
Minonk 0.00 0.0 0
Morton T T 0
Mount Pulaski 0.01 T T
Moweaqua 2S T T T
Normal 4NE 0.02 0.2 0
Ogden 0.01 0.3 T
Pana 0.00 0.0 0
Paris 0.00 0.0 0
Peoria 5NW T T 0
Peoria Intl Arpt 0.00
Quincy L&D 21 0.00
Quincy Rgl Arpt 0.00
Rantoul 1.00 1.0 1
Sherman T 0.0 0
Sidell 4N T T 0
Springfield/Capital Arpt 0.01
Tuscola 0.00 0.0 0
White Hall 1 E 0.02
Windsor 0.00 0.0 0
...SOUTHERN ILLINOIS...
Alton/Mel Price L&D 0.00
Anna 0.00
Beecher City 0.00 0.0 0
Cahokia/Parks Arpt 0.00
Carbondale/Southern IL Arpt 0.00
Centralia 0.00
Clay City 6SSE 0.00 0.0 0
Edwardsville 2 W 0.00 0.0 0
Grand Chain Dam 0.01
Highland T T T
Hutsonville 0.00 0.0 0
Kaskaskia L&D 0.00 0.0 0
Lawrenceville/Vincennes Arpt 0.01
Medora T T 0
Millstadt 0.00
Mt Vernon 0.01
Salem 0.00
Smithland Dam 0.00
$$
|
| Preliminary data based on analysis from the NWS National Operational Hydrologic Remote Sensing Center (NOHRSC)
CoCoRaHS Observations: |
Observations from NWS, FAA and cooperative weather observers
920 AM CST Sat Jan 17 2026
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 0.03 0.0 0
Aurora/Sugar Grove Arpt 0.00
Barrington 0.00 1
Batavia 0.05 0.1 T
Bourbonnais 0.01 T T
Chatsworth T T T
Chicago Midway Arpt 0.00
Chicago O'Hare Arpt 0.07
Coal City 4NNW T 0.1 0
DeKalb Northern IL Univ 0.01 T T
Elgin 0.00 0.0 0
Elgin 0.00 0.0 1
Elizabeth T T T
Freeport T T 0
Genoa 0.18 2.1 1
Hebron 0.03 0.0 2
Illinois City L&D 16 0.03
Joliet 2N T T T
Kewanee 0.00 0.0 0
Marseilles 0.00
Mendota 0.00
Moline/Quad Cities Arpt 0.00
Morris 0.01 T T
Park Forest 0.05 T 1
Romeoville/NWS Chicago 0.04 0.6 T
Steward T T 0
Stockton T T T
Waukegan Rgl Arpt 0.02
West Chicago/DuPage Arpt 0.05
Westmont 0.03 0.5 1
Wheeling/Chicago Exec Arpt 0.01
Woodstock 5NW 0.01 T 1
...CENTRAL ILLINOIS...
Aledo T T 0
Athens 4SW T T 0
Avon T T T
Bentley T T T
Bloomington/Cntrl IL Rgl Arpt 0.01
Buffalo 0.01 0.1 T
Champaign/Willard Arpt 0.01
Coles County Arpt 0.01
Decatur Arpt 0.01
Galesburg Water Plant 0.00 0.0 0
Gladstone L&D 18 0.00 0.0 0
Jacksonville 2 T T 0
Knoxville 0.00 0.0 0
La Harpe T T T
Lincoln NWS 0.02 0.5 T
Lovington T T T
Medora T T 0
Minonk 0.00 0.0 0
Morton T T 0
Mount Pulaski 0.01 T T
Moweaqua 2S T T T
Normal 4NE 0.02 0.2 0
Ogden 0.01 0.3 T
Pana 0.00 0.0 0
Paris 0.00 0.0 0
Peoria 5NW T T 0
Peoria Intl Arpt 0.00
Quincy L&D 21 0.00
Quincy Rgl Arpt 0.00
Rantoul 1.00 1.0 1
Sherman T 0.0 0
Sidell 4N T T 0
Springfield/Capital Arpt 0.01
Tuscola 0.00 0.0 0
White Hall 1 E 0.02
Windsor 0.00 0.0 0
...SOUTHERN ILLINOIS...
Alton/Mel Price L&D 0.00
Anna 0.00
Beecher City 0.00 0.0 0
Cahokia/Parks Arpt 0.00
Carbondale/Southern IL Arpt 0.00
Centralia 0.00
Clay City 6SSE 0.00 0.0 0
Edwardsville 2 W 0.00 0.0 0
Grand Chain Dam 0.01
Highland T T T
Hutsonville 0.00 0.0 0
Kaskaskia L&D 0.00 0.0 0
Lawrenceville/Vincennes Arpt 0.01
Medora T T 0
Millstadt 0.00
Mt Vernon 0.01
Salem 0.00
Smithland Dam 0.00
$$
|
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