Dangerous, prolonged heat is ongoing in the Mid-South to Mid-Mississippi Valley and heat expands into the Northeast for a brief period today. Widely scattered instances of flash flooding due to heavy rains are forecast from northeast Kansas to much of Indiana. Scattered strong to severe thunderstorms are possible across parts of New England, northern Mid-Atlantic, and North Dakota. Read More >
A major early season winter storm impacted the Midwest on November 24-26. This resulted in very heavy snowfall across portions of northern Illinois. It was also record producing snowfall for November for both Rockford and Chicago O'Hare.
Fast Facts
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Snow/Ice Totals
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| Snow map updates between 8 and 10 a.m. |
Text Listing of Snowfall Reports from Volunteer Observers
Public Information Statement
National Weather Service Chicago/Romeoville IL
1100 AM CST Tue Nov 27 2018
...2-Day Snowfall Roundup...
The following are snow amounts for the previous 2 days
as measured in the morning by NWS Cooperative Observers
and CoCoRaHS observers. Observations are usually
taken at 7 AM.
2-DAY SNOW TOTALS FOR Tuesday (11/27/18)
as of 11:00 AM CST
ILLINOIS 2-Day Snowfall
Location (County): Amt(inches)
Bull Valley 2WNW (McHenry)...................13.1
Rockford 2ENE (Winnebago)....................13.0
Rochelle (Ogle)..............................12.0
Wonder Lake 1WNW (McHenry)...................12.0
Rockford Airport (Winnebago)................11.7
Schaumburg 2E (Cook).........................10.5
Elk Grove Village 2WSW (Cook)................10.3
Lake Zurich (Lake)...........................10.1
De Kalb 1SW (De Kalb)........................10.1
Lake Villa 1SSW (Lake).......................10.0
St. Charles (Kane)...........................10.0
Woodstock 5nw (McHenry).......................9.7
De Kalb (De Kalb).............................9.7
De Kalb (De Kalb).............................9.1
Capron (Boone)................................9.0
Harvard (McHenry).............................9.0
Belvidere (Boone).............................9.0
Buffalo Grove 2N (Lake).......................8.9
Rockford 1NW (Winnebago)......................8.8
Mundelein 2WNW (Lake).........................8.8
Hebron (McHenry)..............................8.5
Chicago O`Hare (Cook)........................8.4
North Aurora 2NE (Kane).......................8.4
Genoa (De Kalb)...............................8.4
Elburn (Kane).................................8.4
Elgin 2W (Kane)...............................8.2
Hoffman Estates 5W (Cook).....................8.2
Gurnee 2NE (Lake).............................8.1
St. Charles 6NW (Kane)........................8.1
Mundelein (Lake)..............................7.8
Gurnee 2W (Lake)..............................7.8
Lake Villa 2WSW (Lake)........................7.6
Algonquin 1N (McHenry)........................7.5
Riverwoods (Lake).............................7.5
Elk Grove Village 1ESE (Cook).................7.4
Wheaton 2NNE (Du Page)........................7.0
Roscoe 2se (Winnebago)........................6.7
Roscoe 2ESE (Winnebago).......................6.7
Lincolnshire 1N (Lake)........................6.7
Park Ridge 1WNW (Cook)........................6.7
Downers Grove 0.4NNE (Du Page)................6.7
Waukegan 2N (Lake)............................6.6
Palatine 1NNE (Cook)..........................6.5
Willow Springs (Cook).........................6.4
Lisle Morton Arb (Du Page)....................6.4
La Salle (La Salle)...........................6.4
Palatine 1E (Cook)............................6.2
Elgin (Kane)..................................6.2
Elmhurst 1ESE (Du Page).......................6.2
Paw Paw (Lee).................................6.0
Park Ridge (Cook).............................6.0
Earlville 3S (La Salle).......................6.0
Oak Park 2S (Cook)............................5.8
Steward (Lee).................................5.5
Naperville 2SE (Du Page)......................5.5
Cary (McHenry)................................5.3
Lisle 1SE (Du Page)...........................5.3
Yorkville 2SE (Kendall).......................5.0
Mendota (La Salle)............................5.0
Sugar Grove 1NE (Kane)........................5.0
Lincolnwood 2E (Cook).........................5.0
Midway Coop (Cook)............................4.9
Naperville 4SSW (Will)........................4.5
Plainfield 2SSE (Will)........................4.5
Streator 1WSW (La Salle)......................4.5
Burr Ridge 2SW (Du Page)......................4.5
Aurora 4SE (Du Page)..........................4.5
Batavia (Kane)................................4.5
Naperville 1NW (Du Page)......................4.4
Peru 1ENE (La Salle)..........................4.0
Somonauk 2NE (De Kalb)........................4.0
Rogers Park 2SW (Cook)........................3.8
Chicago Ridge (Cook)..........................3.7
Worth (Cook)..................................3.6
Westmont (Du Page)............................3.5
Morris (Grundy)...............................3.5
Oak Lawn (Cook)...............................3.4
New Lenox 2SE (Will)..........................3.1
Oak Lawn 2WNW (Cook)..........................3.1
Sheridan 3SSE (La Salle)......................3.0
Dwight (Livingston)...........................3.0
Manhattan (Will)..............................2.9
Manhattan 5ENE (Will).........................2.9
Bridgeview 1NNW (Cook)........................2.9
Romeoville (Will).............................2.8
Minooka (Grundy)..............................2.8
Plainfield (Will).............................2.7
Countryside 1ENE (Cook).......................2.7
New Lenox 3E (Will)...........................2.6
Monee (Will)..................................2.5
Joliet 2n (Will)..............................2.5
Homer Glen 1ENE (Will)........................2.5
Lockport 1SE (Will)...........................2.4
Palos Park 1SW (Cook).........................2.4
Elgin (Kane)..................................2.4
Lansing (Cook)................................2.3
Ottawa 2N (La Salle)..........................2.3
Morris 6ESE (Grundy)..........................2.3
La Grange Park 1SSW (Cook)....................2.3
Park Forest 1SW (Cook)........................2.3
Ottawa 1NW (La Salle).........................2.0
Peotone (Will)................................1.9
Homewood (Cook)...............................1.9
McHenry (Stratton Lock & Dam) (McHenry).......1.8
Carbon Hill 3.1N (Grundy).....................1.8
Coal City 4NNW (Grundy).......................1.8
Brandon Road Lock & Dam (Will)................1.5
Bourbonnais (Kankakee)........................1.0
Chatsworth (Livingston).......................0.5
Herscher 3E (Kankakee)........................0.4
INDIANA 2-Day Snowfall
Location (County): Amt(inches) Reports
Valparaiso 2NW (Porter).......................3.3
(w9mal)Merrillville 2NNW (Lake)...............3.0
Crown Point 1N (Lake).........................2.8
Crown Point (Lake)............................2.8
Valparaiso 6SSW (Porter)......................2.4
Crown Point 2WSW (Lake).......................1.6
Valparaiso 2WSW (Porter)......................1.5
Hebron 4NE (Porter)...........................1.1
Portage 1ESE (Porter).........................0.5
De Motte 6S (Jasper)..........................0.5
Mount Ayr 2NNE (Newton).......................0.4
Gary 5ENE (Lake)..............................0.1
$$
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Storm Reports
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE CHICAGO IL
239 PM CST MON NOV 26 2018
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1200 PM SNOW NWS CHICAGO-ROMEOVILLE 41.60N 88.08W
11/26/2018 M2.9 INCH WILL IL OFFICIAL NWS OBS
STORM TOTAL SNOWFALL AT NWS CHICAGO IN
ROMEOVILLE, IL.
1200 PM SNOW OHARE AIRPORT 41.98N 87.90W
11/26/2018 M8.4 INCH COOK IL OFFICIAL NWS OBS
STORM TOTAL SNOWFALL.
0900 AM HEAVY SNOW 1 ENE ROCKFORD 42.28N 89.04W
11/26/2018 M13.0 INCH WINNEBAGO IL COCORAHS
MIX OF SLEET AND SNOW. 1.12 INCHES SNOW
WATER EQUIVALENT.
0900 AM SNOW 3 SW MIDWAY AIRPORT 41.73N 87.77W
11/26/2018 M4.9 INCH COOK IL CO-OP OBSERVER
0814 AM SNOW 1 W EVANSTON 42.05N 87.71W
11/26/2018 M3.0 INCH COOK IL PUBLIC
0800 AM HEAVY SNOW 1 NNE NEW MILLFORD 42.19N 89.06W
11/26/2018 M12.0 INCH WINNEBAGO IL COCORAHS
0800 AM HEAVY SNOW DOWNERS GROVE 41.80N 88.01W
11/26/2018 M6.6 INCH DUPAGE IL PUBLIC
0800 AM SNOW MORRIS 41.36N 88.42W
11/26/2018 M3.5 INCH GRUNDY IL CO-OP OBSERVER
0800 AM SNOW BULT FIELD 5 SE MONEE 41.38N 87.68W
11/26/2018 M1.5 INCH WILL IL COCORAHS
0800 AM SNOW MINOOKA 41.45N 88.26W
11/26/2018 M2.7 INCH GRUNDY IL COCORAHS
0745 AM SNOW 4 NNW COAL CITY 41.34N 88.31W
11/26/2018 M1.6 INCH GRUNDY IL TRAINED SPOTTER
1.35 OF LIQUID, MOST FELL AS RAIN.
0737 AM HEAVY SNOW 1 S MOUNT PROSPECT 42.05N 87.94W
11/26/2018 M8.3 INCH COOK IL PUBLIC
0730 AM SNOW 1 NW OTTAWA 41.36N 88.86W
11/26/2018 M2.0 INCH LA SALLE IL COCORAHS
0.66 INCHES SNOW WATER EQUIVALENT.
0715 AM HEAVY SNOW 3 N AURORA 41.81N 88.29W
11/26/2018 M6.3 INCH KANE IL TRAINED SPOTTER
ESTIMATE 0.9 INCHES OF LIQUID EQUIVALENT.
0710 AM SNOW 1 NNW LINDENHURST 42.43N 88.04W
11/26/2018 M9.0 INCH LAKE IL TRAINED SPOTTER
2 INCHES FELL OVERNIGHT, UP TO 9.0 INCH
TOTAL.
0710 AM SNOW EVANSTON 42.05N 87.69W
11/26/2018 M2.0 INCH COOK IL TRAINED SPOTTER
ALL IN THE LAST 3 HOURS.
0700 AM HEAVY SNOW 1 NW ROCKFORD 42.28N 89.08W
11/26/2018 M8.5 INCH WINNEBAGO IL COCORAHS
MEASURED USING SNOW BOARD. POSSIBLE
UNDERESTIMATE DUE TO DRIFTING. 0.71 INCHES
SNOW WATER EQUIVALENT.
0700 AM HEAVY SNOW MENDOTA 41.55N 89.12W
11/26/2018 M5.5 INCH LA SALLE IL CO-OP OBSERVER
0700 AM HEAVY SNOW PAW PAW 41.69N 88.98W
11/26/2018 M6.0 INCH LEE IL CO-OP OBSERVER
0700 AM HEAVY SNOW STEWARD 41.85N 89.02W
11/26/2018 M5.5 INCH LEE IL CO-OP OBSERVER
0700 AM HEAVY SNOW ASHTON 41.86N 89.23W
11/26/2018 M12.0 INCH LEE IL COCORAHS
1.53 INCHES SNOW WATER EQUIVALENT.
0700 AM HEAVY SNOW ELBURN 41.89N 88.47W
11/26/2018 M9.2 INCH KANE IL TRAINED SPOTTER
0700 AM HEAVY SNOW DE KALB 41.93N 88.76W
11/26/2018 M9.1 INCH DE KALB IL CO-OP OBSERVER
0700 AM HEAVY SNOW 1 WSW HARVARD 42.42N 88.63W
11/26/2018 M9.0 INCH MCHENRY IL CO-OP OBSERVER
0700 AM HEAVY SNOW 2 SW GENOA 42.08N 88.71W
11/26/2018 M8.4 INCH DE KALB IL CO-OP OBSERVER
0700 AM HEAVY SNOW 1 SW ROCHELLE 41.91N 89.07W
11/26/2018 M12.0 INCH OGLE IL CO-OP OBSERVER
0700 AM HEAVY SNOW 2 NNW HAWTHORN WOODS 42.26N 88.08W
11/26/2018 M7.8 INCH LAKE IL CO-OP OBSERVER
1.22 INCHES OF LIQUID EQUIVALENT.
0700 AM SNOW 2 SE SOUTH BELOIT 42.46N 89.01W
11/26/2018 M5.1 INCH WINNEBAGO IL COCORAHS
SNOW ACCUMULATION AN AVERAGE OF SEVERAL
MEASUREMENTS. 0.38 INCHES SNOW WATER
EQUIVALENT.
0700 AM SNOW 1 NE DWIGHT 41.11N 88.41W
11/26/2018 M3.0 INCH LIVINGSTON IL CO-OP OBSERVER
0700 AM SNOW 1 SSE MONTGOMERY 41.72N 88.33W
11/26/2018 M2.5 INCH KENDALL IL COCORAHS
0700 AM SNOW 2.4 SSE PLAINFIELD 41.58N 88.19W
11/26/2018 M4.1 INCH WILL IL COCORAHS
0.46 SNOW WATER EQUIVALENT.
0700 AM SNOW 5 SW PLAINFIELD 41.57N 88.27W
11/26/2018 M5.0 INCH KENDALL IL COCORAHS
0700 AM SNOW CHATSWORTH 40.75N 88.29W
11/26/2018 M0.5 INCH LIVINGSTON IL COCORAHS
0700 AM SNOW 1 W MOKENA 41.53N 87.90W
11/26/2018 M2.4 INCH WILL IL COCORAHS
0700 AM SNOW 2 SE NEW LENOX 41.49N 87.96W
11/26/2018 M3.0 INCH WILL IL COCORAHS
0.63 SNOW WATER EQUIVALENT.
0700 AM SNOW PEOTONE 41.33N 87.79W
11/26/2018 M1.9 INCH WILL IL COCORAHS
0700 AM SNOW 2 N OTTAWA 41.37N 88.84W
11/26/2018 M2.3 INCH LA SALLE IL PUBLIC
MEASURED ON SNOW BOARD. LIKELY
UNDER-ESTIMATED DUE TO WIND.
0700 AM SNOW LA SALLE 41.34N 89.10W
11/26/2018 M6.1 INCH LA SALLE IL COCORAHS
1.12 INCHES SNOW WATER EQUIVALENT.
0700 AM SNOW 3.3 E HERSCHER 41.05N 88.04W
11/26/2018 M0.4 INCH KANKAKEE IL COCORAHS
SNOW MIXED HEAVILY WITH ICE.
0700 AM SNOW 1.3 WSW STREATOR 41.12N 88.85W
11/26/2018 M4.5 INCH LA SALLE IL COCORAHS
1.06 INCH SNOW WATER EQUIVALENT.
0700 AM SNOW 0.7 ENE PERU 41.35N 89.12W
11/26/2018 M4.0 INCH LA SALLE IL COCORAHS
0630 AM HEAVY SNOW 2 ESE ROSCOE 42.40N 88.98W
11/26/2018 M6.7 INCH WINNEBAGO IL COCORAHS
SNOW ACCUMULATION AN AVERAGE OF SEVERAL
MEASUREMENTS.
0628 AM HEAVY SNOW 2.5 WNW BULL VALLEY 42.33N 88.40W
11/26/2018 M13.1 INCH MCHENRY IL COCORAHS
0615 AM SNOW DOWNERS GROVE 41.79N 88.01W
11/26/2018 M4.5 INCH DUPAGE IL NWS EMPLOYEE
SNOW ONGOING AT TIME OF MEASUREMENT. 3:1
SNOW RATIO.
0600 AM HEAVY SNOW CRYSTAL LAKE 42.23N 88.33W
11/26/2018 M7.6 INCH MCHENRY IL CO-OP OBSERVER
CORRECTS PREVIOUS HEAVY SNOW REPORT FROM
CRYSTAL LAKE.
0600 AM SNOW 2 NE SOMONAUK 41.65N 88.66W
11/26/2018 M4.0 INCH DE KALB IL COCORAHS
0.24 INCHES SNOW WATER EQUIVALENT.
0600 AM SNOW NWS CHICAGO-ROMEOVILLE 41.60N 88.08W
11/26/2018 M1.9 INCH WILL IL OFFICIAL NWS OBS
0.5 INCHES SINCE MIDNIGHT.
0555 AM HEAVY SNOW OHARE AIRPORT 41.99N 87.90W
11/26/2018 M7.4 INCH COOK IL OFFICIAL NWS OBS
STORM TOTAL 7.4 INCHES. 4.1 INCHES SINCE
MIDNIGHT.
0550 AM SNOW 3 SW MIDWAY AIRPORT 41.75N 87.79W
11/26/2018 M3.4 INCH COOK IL CO-OP OBSERVER
STORM TOTAL SNOWFALL 3.4 INCHES. SNOW DEPTH
2 INCHES. TOTAL LIQUID 1.34 INCHES.
0535 AM HEAVY SNOW WOODSTOCK 42.31N 88.44W
11/26/2018 M11.5 INCH MCHENRY IL CO-OP OBSERVER
0523 AM HEAVY SNOW MARENGO 42.25N 88.61W
11/26/2018 M10.9 INCH MCHENRY IL PUBLIC
0500 AM HEAVY SNOW 0.1 N CAPRON 42.40N 88.74W
11/26/2018 M9.0 INCH BOONE IL COCORAHS
0440 AM HEAVY SNOW LINDENHURST 42.41N 88.03W
11/26/2018 M9.0 INCH LAKE IL PUBLIC
0425 AM HEAVY SNOW DOWNERS GROVE 41.80N 88.01W
11/26/2018 M4.1 INCH DUPAGE IL BROADCAST MEDIA
&&
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Peak Winds
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PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
111 PM CST MON NOV 26 2018
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0730 AM NON-TSTM WND DMG DOWNERS GROVE 41.79N 88.01W
11/26/2018 DUPAGE IL NWS EMPLOYEE
NUMEROUS 3-6 INCH DIAMETER BRANCHES DOWN IN
DOWNERS GROVE DUE TO WIND AND SNOW.
0235 PM NON-TSTM WND GST PERU/ILLINOIS VALLEY RE 41.35N 89.15W
11/25/2018 M46 MPH LA SALLE IL AWOS
PRELIMINARY WINTER STORM EVENT MAX WIND
GUST.
0152 AM NON-TSTM WND GST WHEELING/CHICAGO EXECUT 42.11N 87.90W
11/26/2018 M50 MPH COOK IL ASOS
PRELIMINARY WINTER STORM EVENT MAX WIND
GUST.
0152 AM NON-TSTM WND GST WEST CHICAGO/DUPAGE AIR 41.91N 88.25W
11/26/2018 M49 MPH DUPAGE IL ASOS
PRELIMINARY WINTER STORM EVENT MAX WIND
GUST.
0215 AM NON-TSTM WND GST DEKALB MUNICIPAL AIRPOR 41.93N 88.71W
11/26/2018 M39 MPH DE KALB IL AWOS
PRELIMINARY WINTER STORM EVENT MAX WIND
GUST.
0215 AM NON-TSTM WND GST ROCHELLE MUNICIPAL AIRP 41.89N 89.08W
11/26/2018 M38 MPH OGLE IL AWOS
PRELIMINARY WINTER STORM EVENT MAX WIND
GUST.
0254 AM NON-TSTM WND GST ROCKFORD AIRPORT 42.20N 89.10W
11/26/2018 M46 MPH WINNEBAGO IL ASOS
PRELIMINARY WINTER STORM EVENT MAX WIND
GUST.
0453 AM NON-TSTM WND GST CHICAGO/MIDWAY AIRPORT 41.79N 87.75W
11/26/2018 M50 MPH COOK IL ASOS
PRELIMINARY WINTER STORM EVENT MAX WIND
GUST.
0335 PM NON-TSTM WND GST ROMEOVILLE/LEWIS UNIVER 41.61N 88.10W
11/25/2018 M38 MPH WILL IL AWOS
PRELIMINARY WINTER STORM EVENT MAX WIND
GUST. INCOMPLETE DATA DUE TO OUTAGE.
0155 AM NON-TSTM WND GST WAUKEGAN REGIONAL AIRPO 42.42N 87.87W
11/26/2018 M47 MPH LAKE IL ASOS
PRELIMINARY WINTER STORM EVENT MAX WIND
GUST. INCOMPLETE DATA DUE TO OUTAGE.
0552 PM NON-TSTM WND GST AURORA MUNICIPAL AIRPOR 41.77N 88.47W
11/25/2018 M47 MPH KANE IL ASOS
PRELIMINARY WINTER STORM EVENT MAX WIND
GUST. INCOMPLETE DATA DUE TO OUTAGE.
&&
$$
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Additional
Photos
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| Photo courtesy of Willie Gillespie Libertyville, IL |
Photo courtesy of Joseph Bittolo Rolling Meadows |
Photo courtesy of Mark Gottlieb West Chicago |
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