Another round of heavy rainfall will renew concerns for additional flash flooding and landslides in southern California around burn scars and coastal mountain ranges. A low pressure system is bringing enhanced snowfall downwind from the lower Great Lakes into the Northeast mountain ranges. Above average temperatures will challenge or break daily record high temperatures across the southern Plains. Read More >
Fast Facts
Snow/Ice Totals
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| Snow map updates between 8 and 10 a.m. |
Public Information Statement National Weather Service Chicago IL 0935 AM CST Sat Dec 30 2017 ...Morning Snowfall Roundup... The following are snow amounts for the previous 24 hours as measured in the morning by NWS Cooperative Observers and CoCoRaHS observers. Observations are usually taken at 7 AM. 24-hour Snowfall Amounts for Saturday(12/30/17)... Northern Illinois Snow Location (County): fall(inches) Streator 4ENE (La Salle)......................5.3 Pontiac 1ESE (Livingston).....................5.2 Chatsworth (Livingston).......................5.0 Dwight (Livingston)...........................5.0 Watseka 6.9WNW (Iroquois).....................5.0 Chatsworth (Livingston).......................5.0 Ashkum 5.6E (Iroquois)........................4.4 Amboy (Lee)...................................4.1 Mazon 0.5ENE (Grundy).........................4.0 Streator (Livingston).........................4.0 Fairbury (Livingston).........................3.8 La Salle (La Salle)...........................3.5 Peru 1ENE (La Salle)..........................3.5 Herscher 3E (Kankakee)........................3.3 Seneca 2SSW (La Salle)........................3.2 Wilmington 3SE (Will).........................3.1 Park Forest (Cook)............................3.0 Kankakee 4WNW (Kankakee)......................2.9 Morris 6ESE (Grundy)..........................2.8 Ottawa 1NW (La Salle).........................2.7 St Anne (Kankakee)............................2.7 Somonauk 2NE (De Kalb)........................2.6 Morris (Grundy)...............................2.6 Bonfield 4WSW (Kankakee)......................2.5 Joliet Lock/dam (Will)........................2.5 Coal City 4NNW (Grundy).......................2.3 Carbon Hill 3.1N (Grundy).....................2.3 Peotone (Will)................................2.3 Genoa (De Kalb)...............................2.1 Geneva 1SSW (Kane)............................2.1 Bourbonnais (Kankakee)........................2.0 Wheaton 2NNE (Du Page)........................2.0 New Lenox 2SE (Will)..........................2.0 Lockport 1SE (Will)...........................2.0 Paw Paw (Lee).................................2.0 Paxton (Ford).................................2.0 Manhattan (Will)..............................1.9 New Lenox 3E (Will)...........................1.8 Romeoville (Will).............................1.7 Downers Grove 0.4NNE (Du Page)................1.6 Oak Lawn (Cook)...............................1.5 Alsip (Cook)..................................1.5 Naperville 2ESE (Du Page).....................1.5 Geneva 4WSW (Kane)............................1.5 Lily Lake 2E (Kane)...........................1.5 Elburn (Kane).................................1.5 Rochelle (Ogle)...............................1.5 Willow Springs (Cook).........................1.5 De Kalb (De Kalb).............................1.4 Oak Park 2S (Cook)............................1.4 Sugar Grove 1NE (Kane)........................1.4 Batavia 2WNW (Kane)...........................1.4 Ashton (Lee)..................................1.4 Joliet 2n (Will)..............................1.4 Plainfield (Will).............................1.4 Batavia (Kane)................................1.3 Chicago Ridge (Cook)..........................1.3 Worth (Cook)..................................1.3 Elburn (Kane).................................1.3 Batavia 1WNW (Kane)...........................1.3 Algonquin 1N (McHenry)........................1.3 Byron 3N (Ogle)...............................1.3 Crete 3E (Will)...............................1.3 Rockford 1NW (Winnebago)......................1.3 Rockford (Winnebago)..........................1.3 Elburn (Kane).................................1.2 Midway Coop (Cook)............................1.2 Westmont (Du Page)............................1.2 Woodstock 5nw (McHenry).......................1.2 Elk Grove Village 1ESE (Cook).................1.1 Elgin 2W (Kane)...............................1.1 Elgin (Kane)..................................1.0 Chicago 6ESE (Cook)...........................1.0 Machesney Park 3ENE (Winnebago)...............1.0 Mundelein (Lake)..............................1.0 Elk Grove Village 2WSW (Cook).................0.9 Schaumburg 2E (Cook)..........................0.8 Riverwoods (Lake).............................0.8 Roscoe 2ESE (Winnebago).......................0.8 Ohare (Cook)..................................0.8 Roscoe 2se (Winnebago)........................0.8 Crystal Lake 1WSW (McHenry)...................0.8 Hoffman Estates 5W (Cook).....................0.7 Park Ridge 1WNW (Cook)........................0.7 Harwood Heights (Cook)........................0.7 Oak Park 1NNE (Cook)..........................0.7 Lincolnwood 2E (Cook).........................0.7 Wonder Lake 1WNW (McHenry)....................0.7 Palatine 1E (Cook)............................0.6 Aurora (Kane).................................0.5 Botanic Gardens (Cook)........................0.5 Park Ridge (Cook).............................0.5 Countryside 1ENE (Cook).......................0.5 La Grange Park 1SSW (Cook)....................0.5 Waukegan 2N (Lake)............................0.5 Capron (Boone)................................0.4 Northwest Indiana Snow Location (County): fall(inches) Remington (Jasper)............................4.0 (w9mal)Merrillville 2NNW (Lake)...............3.0 Portage 3E (Porter)...........................3.0 Morocco (Newton)..............................2.5 Rensselaer (Jasper)...........................2.5 Dyer 1WNW (Lake)..............................2.2 De Motte 1NNW (Jasper)........................2.0 De Motte 4SW (Jasper).........................2.0 (w9opr)Wheatfield 1ENE (Jasper)...............2.0 Gary 5ENE (Lake)..............................2.0 Crown Point (Lake)............................1.8 Portage 1ESE (Porter).........................1.7 Valparaiso 6SSW (Porter)......................1.5 Valparaiso 6WSW (Porter)......................1.5 Valparaiso 4SW (Porter).......................1.2 Munster 2NNW (Lake)...........................1.1
Storm Reports
Map of Snowfall Local Storm Reports
237
NWUS53 KLOT 111843
LSRLOT
Preliminary Local Storm Report
National Weather Service Chicago IL
1243 PM CST Tue Nov 11 2025
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0700 PM Snow 1 N Valparaiso 41.49N 87.06W
11/10/2025 M12.0 Inch Porter IN Cocorahs
Updated storm total snowfall. Cocorahs
station IN-PT-98 Valparaiso 1 N.
0700 PM Snow 2 WNW Boone Grove 41.37N 87.16W
11/10/2025 M11.5 Inch Porter IN Cocorahs
Updated storm total snowfall. Cocorahs
station IN-PT-18 Boone Grove 2 WNW.
0700 PM Snow 1 WSW Valparaiso 41.47N 87.09W
11/10/2025 M11.0 Inch Porter IN Cocorahs
Updated storm total snowfall. Cocorahs
station IN-PT-3 Valparaiso.
0700 PM Snow 4 NNE Boone Grove 41.41N 87.10W
11/10/2025 M9.0 Inch Porter IN Cocorahs
Updated storm total snowfall. Cocorahs
station IN-PT-117 Boone Grove 4 NNE.
0700 PM Snow Porter 41.62N 87.08W
11/10/2025 M8.3 Inch Porter IN Cocorahs
Updated storm total snowfall. Cocorahs
station IN-PT-69 Porter.
0700 PM Snow 2 N Crescent City 40.80N 87.86W
11/10/2025 M8.1 Inch Iroquois IL Cocorahs
Updated storm total snowfall. Cocorahs
station IL-IR-14 Crescent City 2 N.
0700 PM Snow 3 NNW Lake Station 41.62N 87.25W
11/10/2025 M7.6 Inch Lake IN Cocorahs
Updated storm total snowfall. Cocorahs
station IN-LK-63 Gary 5 ENE.
1200 PM Snow West Ridge - Chicago 42.00N 87.70W
11/10/2025 M5.7 Inch Cook IL Cocorahs
Updated storm total snowfall. Cocorahs
station IL-CK-94 Chicago - West Ridge.
1200 PM Snow 1 E Evanston 42.04N 87.68W
11/10/2025 M5.2 Inch Cook IL Cocorahs
Updated storm total snowfall. Cocorahs
station IL-CK-336 Evanston 1 E.
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