Severe thunderstorms and heavy rainfall are likely across parts of the Northeast, portions of the northern and central Plains, and the Ohio Valley. Portions of northeast Missouri and central Illinois could experience locally significant flash flooding. Dangerously hot conditions are expected in the Central Plains, Lower and Middle Mississippi Valley, and Southeast. Read More >
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Overview
Storm Reports
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Preliminary Storm Report Map |
Preliminary Local Storm Report...Summary
National Weather Service Chicago IL
800 PM CDT Sat May 17 2025
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0446 PM Tstm Wnd Gst Rockford Airport 42.20N 89.10W
05/15/2025 M60 MPH Winnebago IL ASOS
Rockford Airport ASOS KRFD recorded brief
gust to 60 mph.
0458 PM Hail 4 E Loves Park 42.30N 88.98W
05/15/2025 M0.75 Inch Winnebago IL Public
Penny size hail reported east of Loves Park.
Relayed via mping.
0506 PM Hail Caledonia 42.37N 88.90W
05/15/2025 M1.00 Inch Boone IL Public
Public report of quarter size hail near
Caledonia. Relayed by broadcast media. Time
estimated by radar.
0555 PM Tstm Wnd Gst 6 W Amboy 41.72N 89.44W
05/15/2025 M55 MPH Lee IL Public
Private weather station reported 55 mph gust
west of Amboy.
0557 PM Tstm Wnd Gst 2 NNW Palatine 42.13N 88.06W
05/15/2025 M55 MPH Cook IL Public
Private weather station reported 55 mph gust
near Palatine.
0600 PM Tstm Wnd Dmg 2 SSW Grand Detour 41.87N 89.43W
05/15/2025 Lee IL Emergency Mngr
Several power poles leaning over onto the
road resulting in power outages in the city.
Photo submitted via social media, but
location and damage confirmed by EM. Time
estimated by radar.
0605 PM Tstm Wnd Dmg 2 E Davis Junction 42.10N 89.05W
05/15/2025 Ogle IL Public
Trees snapped, causing damage to property.
0615 PM Tstm Wnd Dmg 4 NE Lost Nation 41.95N 89.31W
05/15/2025 Ogle IL Trained Spotter
Trained spotter reports branches 3-4 inch
diameter broken. Time estimated by radar.
0620 PM Hail 3 E Cherry Valley 42.24N 88.90W
05/15/2025 M0.75 Inch Boone IL Emergency Mngr
Emergency management reports penny size hail
near Irene Road and US-20 in Belvidere.
0622 PM Tstm Wnd Gst 3 NE Hillcrest 41.98N 89.03W
05/15/2025 M64 MPH Ogle IL Public
Private weather station reported 64 mph gust
northeast of Rochelle.
0623 PM Tstm Wnd Dmg 1 N Lakemoor 42.34N 88.20W
05/15/2025 Lake IL Public
Public report of tree damage between McHenry
and Volo. Time estimated by radar.
0624 PM Tstm Wnd Gst 1 SSW Hillcrest 41.94N 89.08W
05/15/2025 M60 MPH Ogle IL Public
Private weather station KILROCHE3 reported
60 mph gust between Rochelle and Hillcrest.
0624 PM Tstm Wnd Gst 2 NW Hillcrest 41.98N 89.10W
05/15/2025 M60 MPH Ogle IL Public
Private weather station KILROCHE34 reported
60 mph gust north of Rochelle.
0625 PM Tstm Wnd Dmg Vernon Hills 42.24N 87.97W
05/15/2025 Lake IL Public
Public report of small branches broken in
Vernon Hills. Time estimated by radar.
0631 PM Tstm Wnd Dmg Lake Catherine 42.49N 88.12W
05/15/2025 Lake IL Public
Pictures received of a large tree down on a
home causing damage to the siding on the
back of the home in addition to the gutters
and part of the roof. Time estimated from
radar.
0631 PM Hail 1 W Belvidere 42.26N 88.86W
05/15/2025 M1.00 Inch Boone IL Public
Public report of quarter size hail in
Belvidere.
0636 PM Tstm Wnd Dmg 1 W DeKalb 41.93N 88.77W
05/15/2025 De Kalb IL Public
Several photos relayed via social media of
tree damage in and around DeKalb. One photo
showed a 1 foot in diameter tree snapped
midway up. Live webcams at the time the
storm moved through showed considerable
blowing dust as well as several gustnadoes.
Time estimated by radar.
0637 PM Tstm Wnd Dmg 1 S Antioch 42.47N 88.10W
05/15/2025 Lake IL Trained Spotter
Corrects previous storm surge report from 1
S Antioch. Trained spotter reports estimated
2.5 foot diameter tree broken and has fallen
onto house. Time estimated by radar.
0639 PM Hail Antioch 42.48N 88.10W
05/15/2025 M0.75 Inch Lake IL Public
Public report of penny size hail near
Antioch. Relayed via mping.
0640 PM Tstm Wnd Gst 4 N Sycamore 42.04N 88.68W
05/15/2025 M59 MPH De Kalb IL Public
Private weather station reported 59 mph gust
north of Sycamore.
0640 PM Tstm Wnd Gst 2 ENE Genoa 42.11N 88.65W
05/15/2025 M67 MPH De Kalb IL Trained Spotter
Trained spotter reports measured 67 mph gust
east of Genoa.
0640 PM Hail 1 WNW Park City 42.36N 87.90W
05/15/2025 M1.00 Inch Lake IL Public
Trained spotter reported quarter size hail
on the south side of Gurnee. Time estimated
by radar.
0641 PM Tstm Wnd Dmg 1 WSW Kingston 42.10N 88.78W
05/15/2025 De Kalb IL Trained Spotter
Trained spotter reports 16 inch diameter
tree broken west of Kingston. Time estimated
by radar.
0641 PM Hail 1 W Waukegan 42.36N 87.86W
05/15/2025 M1.75 Inch Lake IL Public
0642 PM Hail Gurnee 42.38N 87.94W
05/15/2025 M2.00 Inch Lake IL Public
Trained spotter reported 2 inch hail on the
west side of Gurnee.
0644 PM Hail 1 NE Waukegan 42.38N 87.83W
05/15/2025 M1.00 Inch Lake IL Public
Public report of quarter size hail in
northern Waukegan.
0645 PM Tstm Wnd Gst 4 NNW Hampshire 42.15N 88.57W
05/15/2025 M55 MPH Kane IL Public
Private weather station KILHAMPS21 reported
55 mph gust north of Hampshire.
0645 PM Tstm Wnd Gst 5 NW Marengo 42.31N 88.66W
05/15/2025 M65 MPH McHenry IL Dept of Highways
IL-DOT weather station north of Marengo
reported 65 mph gust.
0645 PM Tstm Wnd Gst 5 ENE Herbert 42.18N 88.70W
05/15/2025 M55 MPH McHenry IL Dept of Highways
IL-DOT weather station reported 55 mph gust
southwest of Marengo.
0650 PM Hail 2 WNW Zion 42.46N 87.87W
05/15/2025 M1.00 Inch Lake IL Public
Public report of quarter size hail on the
west side of Zion. Time estimated by radar.
0654 PM Hail Winthrop Harbor 42.48N 87.83W
05/15/2025 E2.00 Inch Lake IL Public
Multiple public reports of hail up to 2
inches in diameter in Winthrop Harbor.
0655 PM Hail Winthrop Harbor 42.48N 87.83W
05/15/2025 M1.75 Inch Lake IL Public
Public report of golf ball size hail near
Winthrop Harbor. Relayed via mping.
0657 PM Tstm Wnd Gst Wonder Lake 42.38N 88.35W
05/15/2025 M58 MPH McHenry IL Public
Private weather station reported 58 mph gust
near Wonder Lake.
0659 PM Tstm Wnd Gst 3 NNE Leland 41.66N 88.78W
05/15/2025 M69 MPH De Kalb IL Public
Private weather station KILLELAN2 reported
69 mph gust north of Leland.
0702 PM Tstm Wnd Dmg 1 E Spring Grove 42.44N 88.22W
05/15/2025 McHenry IL Trained Spotter
Photo shared showing an uprooted tree in
Spring Grove. Fencing was also blown over at
the same residence. Time estimated from
radar.
0704 PM Tstm Wnd Gst 1 ENE Fox Lake Hills 42.41N 88.12W
05/15/2025 M62 MPH Lake IL Public
Private weather station KILLAKEV22 reported
62 mph gust near Fox Lake Hills.
0715 PM Tstm Wnd Dmg Port Barrington 42.25N 88.20W
05/15/2025 McHenry IL Public
Photo shared to social media shows small
tree snapped in Port Barrington. Time
estimated by radar.
0728 PM Hail Marseilles 41.33N 88.71W
05/15/2025 M0.88 Inch La Salle IL Trained Spotter
Trained spotter reports nickel size hail
near Marseilles. Time estimated by radar.
0728 PM Hail 6 SSE Pontiac 40.80N 88.60W
05/15/2025 E1.75 Inch Livingston IL Public
Time estimated from radar.
0730 PM Hail 1 S Glen Ellyn 41.86N 88.06W
05/15/2025 M1.00 Inch DuPage IL Public
Photo on social media of hail stone reported
in Glen Ellyn next to ruler. Time estimated
by users post.
0730 PM Tstm Wnd Dmg 2 WSW York Center 41.84N 88.03W
05/15/2025 DuPage IL Trained Spotter
Trained spotter reports downed traffic light
near Finley Road and Eisenhower Lane in
Lombard. Time estimated by radar.
0733 PM Tstm Wnd Dmg 2 NNE Dwight 41.12N 88.41W
05/15/2025 Grundy IL NWS Employee
12 telephone poles downed and there is
damage to a nearby solar farm.
0733 PM Tstm Wnd Dmg Lombard 41.89N 88.01W
05/15/2025 DuPage IL Public
Photo showing uprooted tree in Lombard. Time
estimated from radar.
0734 PM Hail 1 S Lombard 41.87N 88.01W
05/15/2025 E1.00 Inch DuPage IL Trained Spotter
Time estimated from radar.
0734 PM Tstm Wnd Dmg Dwight 41.09N 88.43W
05/15/2025 Livingston IL Public
Large tree branches and limbs snapped off
trees in Dwight. Time estimated from radar.
0735 PM Tstm Wnd Dmg Villa Park 41.89N 87.98W
05/15/2025 DuPage IL Public
Trees downed in Villa Park. Wind-driven
quarter size hail also caused damage to
siding on house. Time estimated from radar.
0737 PM Hail 1 S Villa Park 41.87N 87.98W
05/15/2025 E1.00 Inch DuPage IL Public
Public report of quarter size hail in Villa
Park. Relayed via mping.
0737 PM Hail Elmhurst 41.90N 87.94W
05/15/2025 M1.25 Inch DuPage IL Public
Public report of half dollar hail in
Elmhurst. Relayed via mping.
0738 PM Tstm Wnd Dmg Gardner 41.19N 88.30W
05/15/2025 Grundy IL Public
Photos relayed via social media depict trees
around 1 to 2 feet in diameter downed on
power lines in Gardner. Time estimated by
radar.
0738 PM Hail Elmhurst 41.91N 87.94W
05/15/2025 E1.50 Inch DuPage IL Public
Time estimated from radar.
0739 PM Hail Saunemin 40.89N 88.41W
05/15/2025 M2.50 Inch Livingston IL Public
Photo shared via social media shows tennis
ball size hail near Saunemin. Time estimated
by radar.
0740 PM Hail 1 E Franklin Park 41.94N 87.86W
05/15/2025 M1.25 Inch Cook IL Public
Trained spotter reports hail up to half
dollar size near Franklin Park.
0741 PM Tstm Wnd Gst 4 WNW Saunemin 40.91N 88.48W
05/15/2025 M53 MPH Livingston IL Public
Private weather station reported 53 mph gust
east of Pontiac.
0741 PM Hail 3 N Saunemin 40.93N 88.42W
05/15/2025 M3.00 Inch Livingston IL Public
Photo shows 3 inch diameter hail near IL-47
and E 2100 N Road north of Saunemin. Time
estimated by radar. Report relayed by
broadcast media.
0743 PM Tstm Wnd Dmg Franklin Park 41.94N 87.88W
05/15/2025 Cook IL Public
Report shared via social media indicates
tree damage near Belmont Avenue and Lincoln
Street in Franklin Park. Time estimated by
radar.
0744 PM Tstm Wnd Gst 1 N Gardner 41.21N 88.31W
05/15/2025 M79 MPH Grundy IL Public
Multiple wind gusts in excess of 75 mph with
a peak gust of 78.7 mph.
0744 PM Hail 1 SE Emington 40.96N 88.35W
05/15/2025 M2.75 Inch Livingston IL Public
Photo shared to social media shows baseball
size hail near Emington. Time estimated by
radar.
0745 PM Tstm Wnd Dmg Godley 41.24N 88.24W
05/15/2025 Will IL Emergency Mngr
Trees downed onto power lines in Godley. One
tree also downed onto a house and a car.
Time estimated from radar.
0745 PM Tstm Wnd Dmg 1 WSW Dunning - Chicago 41.94N 87.82W
05/15/2025 Cook IL Public
Photo shared to social media shows large
tree snapped at the base and damage to at
least one nearby car in Dunning community
area of Chicago. Time estimated by radar.
0745 PM Tstm Wnd Dmg Norwood Park - Chicago 41.99N 87.80W
05/15/2025 Cook IL Public
Multiple reports of downed trees and tree
limbs across the Norwood Park neighborhood
of Chicago. Data collected from 311 request
map. Time estimated by radar.
0745 PM Tstm Wnd Dmg 2 SE Park Ridge 41.99N 87.82W
05/15/2025 Cook IL Public
Photo showing large tree limb downed onto
Canfield Avenue at Talcott Road. Time
estimated from radar.
0746 PM Tstm Wnd Dmg Braceville 41.22N 88.26W
05/15/2025 Grundy IL Public
Corrects previous report from Braceville.
Public report of possible damage to tree
branches and siding of a building near
Braceville. Time estimated by radar.
0746 PM Tstm Wnd Dmg Braidwood 41.27N 88.21W
05/15/2025 Will IL Emergency Mngr
Numerous trees and power lines down. 5-6
homes with trees down onto roofs and several
with shingle damage.
0746 PM Tstm Wnd Dmg Portage Park - Chicago 41.96N 87.76W
05/15/2025 Cook IL Public
Multiple trees and large tree limbs downed
in the Portage Park community area of
Chicago. Time estimated from radar.
0747 PM Lightning Braidwood 41.27N 88.22W
05/15/2025 Will IL Emergency Mngr
Corrects previous tstm wnd dmg report from
Braidwood. The brick chimney of a house in
Braidwood was demolished after it was struck
by lightning. Time estimated.
0747 PM Tstm Wnd Dmg 2 ENE Campus 41.03N 88.27W
05/15/2025 Livingston IL Public
Photos show the roof and an exterior wall of
a large farm building collapsed, damaging
farm equipment inside. Debris was deposited
several hundred feed downwind into a farm
field. Time estimated by radar.
0747 PM Tstm Wnd Dmg 3 SE Campus 40.99N 88.27W
05/15/2025 Livingston IL Public
Photo shared via social media shows roof and
walls peeled from metal farm building along
N 3500 E Road west of Cabery. Debris blown
into a field. Time estimated by radar.
0750 PM Tstm Wnd Dmg Essex 41.18N 88.19W
05/15/2025 Kankakee IL Public
Fascia peeled off of house in Essex. Time
estimated from radar.
0752 PM Tstm Wnd Gst 1 NE Portage Park - Chi 41.96N 87.75W
05/15/2025 M60 MPH Cook IL Public
Private weather station reported 60 mph gust
in Jefferson Park area of Chicago.
0752 PM Tstm Wnd Dmg Wilmington 41.31N 88.15W
05/15/2025 Will IL Public
Photo shared to social media shows large
section of roof material blown into a street
in the business district of Wilmington. Time
estimated by radar.
0752 PM Tstm Wnd Dmg 1 NNE Portage Park - Ch 41.97N 87.76W
05/15/2025 Cook IL Public
Photo shared to social media shows numerous
large branches broken near Kennedy
Expressway (I90) and Lawrence Avenue in
Jefferson Park area of Chicago. Time
estimated by radar.
0752 PM Tstm Wnd Dmg 1 SW Edgewater - Chicag 41.98N 87.67W
05/15/2025 Cook IL Public
Photo shared of a 2 foot in diameter tree
uprooted in the Andersonville neighborhood
of Chicago. Several other reports of downed
trees were received in the same general
area. Time estimated by radar.
0752 PM Tstm Wnd Dmg Wilmington 41.30N 88.14W
05/15/2025 Will IL Public
Numerous reports of tree damage in and near
Wilmington. Fascia damage reported to a
house as well. Time estimated from radar.
0752 PM Tstm Wnd Dmg Lakewood Shores 41.28N 88.15W
05/15/2025 Will IL Public
Photo showing the roof above the front porch
of a house partially collapsed in Lakewood
Shores. Time estimated from radar.
0754 PM Tstm Wnd Gst North Park - Chicago 41.98N 87.72W
05/15/2025 M59 MPH Cook IL Public
Private weather station KILCHICA929 reported
59 mph gust.
0759 PM Hail 2 E Homer Glen 41.61N 87.90W
05/15/2025 M1.25 Inch Cook IL Public
Public report of half dollar size hail near
Homer Glen. Relayed via mping.
0800 PM Tstm Wnd Gst 3 S Bonfield 41.10N 88.07W
05/15/2025 M53 MPH Kankakee IL Public
Private weather station reported 63 mph gust
north of Herscher.
0800 PM Tstm Wnd Gst 1 WNW Uptown - Chicago 41.97N 87.67W
05/15/2025 M59 MPH Cook IL Public
Private weather station KILCHICA577 reported
59 mph gust.
0800 PM Tstm Wnd Dmg Edgewater - Chicago 41.99N 87.66W
05/15/2025 Cook IL Public
Public report of a large tree snapped in the
Edgewater area of Chicago.
0800 PM Tstm Wnd Dmg Peotone 41.33N 87.79W
05/15/2025 Will IL Public
Public Works reported snapped 14 diameter
branch on Crawford Street.
0800 PM Hail Wheaton 41.86N 88.11W
05/15/2025 M1.00 Inch DuPage IL Public
Via social media, user posted an image of a
hail stone next to a ruler measuring 1 inch.
0801 PM Tstm Wnd Dmg 1 W Manhattan 41.42N 88.00W
05/15/2025 Will IL Emergency Mngr
Updates previous tstm wnd dmg report from 1
W Manhattan. 3-4 inch diameter branches
broken, power lines damaged, trees snapped,
and significant damage to a metal pole barn
near Sweedler Road and Gougar Road in
Manhattan. Time estimated by radar.
0801 PM Tstm Wnd Gst 2 W Bonfield 41.15N 88.09W
05/15/2025 M74 MPH Kankakee IL Public
Three gusts in excess of 70 mph measured on
home weather station. The peak gust was 73.6
mph.
0801 PM Tstm Wnd Dmg Manhattan 41.42N 87.99W
05/15/2025 Will IL Emergency Mngr
Power lines down and most of town without
power.
0803 PM Tstm Wnd Gst 2 WNW Wilton Center 41.36N 87.99W
05/15/2025 M64 MPH Will IL Public
Private weather station KILMANHA51 reported
64 mph gust south of Manhattan.
0803 PM Tstm Wnd Dmg 1 W Oak Lawn 41.71N 87.77W
05/15/2025 Cook IL Public
Public report of a 8 foot diameter tree
downed in Oak Lawn. Time estimated by radar
radar.
0803 PM Tstm Wnd Dmg 1 SSW Oak Lawn 41.71N 87.75W
05/15/2025 Cook IL Public
Public report of large tree branches broken
near 102nd Street and Alice Court in Oak
Lawn. Time estimated by radar.
0803 PM Tstm Wnd Dmg 2 NNE Tinley Park 41.60N 87.79W
05/15/2025 Cook IL Public
Reports of a downed power line as well as
extensive downed tree branches along 159th
Street in Tinley Park. Time estimated by
radar.
0803 PM Hail 1 W Uptown - Chicago 41.97N 87.67W
05/15/2025 E1.00 Inch Cook IL Public
Public report of quarter size hail in Uptown
area of Chicago. Relayed via mping.
0804 PM Tstm Wnd Gst 2 NNW Manhattan 41.45N 88.00W
05/15/2025 M57 MPH Will IL Public
Private weather station KILMANHA55 reported
57 mph gust near Manhattan.
0804 PM Tstm Wnd Dmg 1 NE Tinley Park 41.59N 87.78W
05/15/2025 Cook IL Public
Photo shared to social media shows damage to
roof trim and gutters of house near 167th
and Oak Park Avenue in Tinley Park. Time
estimated by radar.
0805 PM Tstm Wnd Dmg 1 ESE Forest View 41.80N 87.77W
05/15/2025 Cook IL Public
Video shared to social media shows small
branch broken near 51st and McVicker in
Garfield Ridge community area of Chicago.
Time estimated by radar.
0805 PM Tstm Wnd Dmg Manhattan 41.42N 87.99W
05/15/2025 Will IL Public
Via social media, person posted pics of
numerous branches down in backyard.
0805 PM Tstm Wnd Dmg Evergreen Park 41.71N 87.70W
05/15/2025 Cook IL Public
Multiple reports of downed trees and tree
limbs across the Beverly, Mount Greenwood,
Washington Heights, and Morgan Park
neighborhoods of Chicago. Data collected
from 311 request map. Time estimated by
radar.
0805 PM Tstm Wnd Dmg Palos Heights 41.67N 87.80W
05/15/2025 Cook IL Public
Several trees downed in Palos Heights. Time
estimated from radar.
0805 PM Hail 2 NW Merrionette Park 41.70N 87.72W
05/15/2025 M0.75 Inch Cook IL Public
Public report of penny size hail near
Merrionette Park.
0806 PM Tstm Wnd Dmg Tinley Park 41.57N 87.79W
05/15/2025 Cook IL Public
Photo of leaning power poles at 175th and
Harlem in Tinley Park. Time estimated by
radar.
0807 PM Tstm Wnd Dmg 1 W Archer Hts. - Chica 41.81N 87.75W
05/15/2025 Cook IL Public
Video shared to social media shows small
branches broken near 45th and Leamington
Avenue in Garfield Ridge community area of
Chicago. Time estimated by radar.
0808 PM Tstm Wnd Dmg 2 W Frankfort 41.49N 87.88W
05/15/2025 Will IL Public
Public report of 3 inch diameter branch
broken near Frankfort. Time estimated by
radar.
0810 PM Tstm Wnd Dmg Beverly - Chicago 41.71N 87.66W
05/15/2025 Cook IL Public
Pictures of snapped trees at Beverly and
Morgan park on the south side of Chicago
related via social media. Time estimated by
radar.
0810 PM Tstm Wnd Dmg 1 SW South Chicago 41.73N 87.56W
05/15/2025 Cook IL Public
Multiple reports of downed trees and tree
limbs across the Cornell, Cheltenham, and
South Chicago heights neighborhoods of
Chicago. Data collected from 311 request
map. Time estimated by radar.
0810 PM Tstm Wnd Dmg 1 S Palos Heights 41.66N 87.80W
05/15/2025 Cook IL Public
Photo shared on social media of 10 inch in
diameter tree snapped.
0812 PM Tstm Wnd Dmg 1 SW Midlothian 41.62N 87.73W
05/15/2025 Cook IL Public
Report of a panel of a fence down near the
intersection of 152nd Street and Kostner
Avenue. Time estimated from radar.
0813 PM Tstm Wnd Dmg 1 SW Midlothian 41.62N 87.72W
05/15/2025 Cook IL Public
Picture received of a large tree limb down
in the road at the intersection of 151st
Street and Kildare Avenue. Time estimated
from radar.
0813 PM Tstm Wnd Gst 1 ENE Manteno 41.26N 87.82W
05/15/2025 M54 MPH Kankakee IL Public
Private weather station reported 54 mph gust
near Manteno.
0814 PM Tstm Wnd Dmg Oak Forest 41.60N 87.75W
05/15/2025 Cook IL Public
Multiple reports of trees snapped or
uprooted in Oak Forest. Time estimated from
radar.
0815 PM Tstm Wnd Gst Tinley Park 41.57N 87.80W
05/15/2025 M57 MPH Cook IL Public
Private weather station KILTINLE27 reported
a 57 mph gust at Tinley Park.
0815 PM Tstm Wnd Dmg Evergreen Park 41.72N 87.70W
05/15/2025 Cook IL Public
Multiple reports of downed trees and tree
limbs across the Evergreen Park, Beverly,
Mount Greenwood, Washington Heights, and
Morgan Park neighborhoods of Chicago. Data
collected from 311 request map. Time
estimated by radar.
0815 PM Tstm Wnd Dmg 1 WSW Morgan Park - Chi 41.69N 87.68W
05/15/2025 Cook IL Trained Spotter
Photos shared showing a tree snapped at its
base in Kennedy Park in Chicago. Time
estimated from radar.
0815 PM Tstm Wnd Dmg Bridgeport - Chicago 41.84N 87.65W
05/15/2025 Cook IL Public
Photos showed on social media of large tree
across roadway and on cars. The core of the
tree appeared to be rotten. Time estimated
by radar.
0817 PM Tstm Wnd Dmg Calumet Park 41.67N 87.65W
05/15/2025 Cook IL Public
Trees and fence panels downed in Calumet
Park. Time estimated from radar.
0817 PM Tstm Wnd Gst Peotone 41.33N 87.79W
05/15/2025 M62 MPH Will IL Public
Private weather station KILPEOTO1 reported
62 mph gust.
0817 PM Tstm Wnd Dmg Posen 41.63N 87.68W
05/15/2025 Cook IL Public
Large tree branches downed in Posen. Time
estimated from radar.
0818 PM Tstm Wnd Dmg 2 S Monee 41.39N 87.75W
05/15/2025 Will IL Emergency Mngr
Monee EMA reports tree and power line damage
along Timber Lane West near Monee. Time
estimated by radar.
0819 PM Tstm Wnd Gst 1 NNW Oak Forest 41.62N 87.75W
05/15/2025 M68 MPH Cook IL Public
Private weather station KILOAKFO13 reported
68 mph gust at Oak Forest.
0819 PM Tstm Wnd Dmg 1 E Monee 41.42N 87.73W
05/15/2025 Will IL Trained Spotter
Trained spotter relayed extensive tree
damage around Monee, with tree debris still
blocking sidewalks several days after the
storm. Most tree limbs estimated to be
between 6 and 8 inches in diameter Time
estimated by radar.
0820 PM Tstm Wnd Gst 1 E Burbank 41.74N 87.76W
05/15/2025 M72 MPH Cook IL Public
0820 PM Tstm Wnd Dmg Calumet Hts. - Chicago 41.73N 87.57W
05/15/2025 Cook IL Public
Multiple reports of downed trees and tree
limbs across the South Chicago Heights,
Chatham, and Cheltenham neighborhoods of
Chicago. Data collected from 311 request
map. Time estimated by radar.
0822 PM Tstm Wnd Dmg 2 SSW Crete 41.42N 87.64W
05/15/2025 Will IL Emergency Mngr
Roof damage at Balmoral Elementary School.
Time estimated from radar.
0823 PM Tstm Wnd Gst 2 NNE Wilmington 41.34N 88.13W
05/15/2025 M59 MPH Will IL Other Federal
RAWS weather station at Midewin Tallgrass
Prairie reported 59 mph gust.
0824 PM Tstm Wnd Dmg Crete 41.44N 87.63W
05/15/2025 Will IL Public
Damage to power lines and tree branches near
Crete. Relayed via Will County EMA. Time
estimated by radar.
0824 PM Marine Tstm Wind 3 NE Navy Pier 41.92N 87.57W
05/15/2025 M79 MPH LMZ741 IL C-Man Station
Harrison Dever Crib reported 79 mph gust.
0825 PM Tstm Wnd Dmg Steger 41.47N 87.64W
05/15/2025 Will IL Emergency Mngr
Steger EMA reports damage to trees and
damage to at least one residence. Time
estimated by radar.
0829 PM Tstm Wnd Gst 4 ENE Beecher 41.37N 87.56W
05/15/2025 M65 MPH Will IL Public
Private weather station KILBEECH29 reported
65 mph gust northeast of Beecher.
0830 PM Tstm Wnd Gst 1 W Whiting 41.68N 87.51W
05/15/2025 M56 MPH Lake IN Public
Private weather station KINWHITI8 reported
56 mph gust at Whiting.
0833 PM Tstm Wnd Dmg Crown Point 41.42N 87.37W
05/15/2025 Lake IN Amateur Radio
4-5 foot maple tree uprooted at North Main
Street and Franciscan Drive.
0833 PM Tstm Wnd Dmg 3 N Merrillville 41.51N 87.32W
05/15/2025 Lake IN Public
Public email photos of a snapped tree in
Merrillville. Time estimated by radar.
0834 PM Tstm Wnd Gst 1 SW St. John 41.44N 87.49W
05/15/2025 M56 MPH Lake IN Public
Private weather station KINSAINT37 reported
56 mph gust near St John.
0835 PM Tstm Wnd Gst 2 NE Cedar Lake 41.38N 87.42W
05/15/2025 M66 MPH Lake IN Public
Private weather station reported 66 mph gust
near Cedar Lake.
0836 PM Tstm Wnd Dmg 3 WNW Merrillville 41.49N 87.38W
05/15/2025 Lake IN Public
Trees down and power outages in Gary around
71st Avenue. Time estimated by radar.
0840 PM Tstm Wnd Dmg 2 NNW Wheeler 41.54N 87.19W
05/15/2025 Porter IN Trained Spotter
Photos shared showing several shingles and
other small portions of roofing material
peeled off of house.
0842 PM Tstm Wnd Dmg Hobart 41.53N 87.25W
05/15/2025 Lake IN Public
Multiple reports of large tree limbs downed
in Hobart. Time estimated from radar.
0842 PM Tstm Wnd Dmg Portage 41.58N 87.18W
05/15/2025 Porter IN Public
Roads have been closed due to trees being
down. Power outages across the city
resulting in heavy traffic due to street
lights being out. Stores are closed. Time
estimated by radar.
0843 PM Tstm Wnd Dmg Portage 41.57N 87.18W
05/15/2025 Porter IN Public
Photo shared to social media shows large
branches broken in Portage. Time estimated
by radar.
0846 PM Tstm Wnd Dmg 1 SE Chesterton 41.60N 87.06W
05/15/2025 Porter IN Public
Large trees down at Bailly Elementary
School. Time estimated by radar.
0850 PM Tstm Wnd Dmg 3 N Valparaiso 41.51N 87.06W
05/15/2025 Porter IN Trained Spotter
Multiple trees downed on the north side of
Valparaiso. Time estimated from radar.
0850 PM Tstm Wnd Dmg 1 N Crown Point 41.43N 87.36W
05/15/2025 Lake IN Public
Photo shared to social media shows possible
damage to a shed on the north side of Crown
Point. Time estimated by radar.
0859 PM Tstm Wnd Gst 1 SW Wheeler 41.50N 87.19W
05/15/2025 M61 MPH Porter IN Public
Private weather station KINWHEEL1 reported
61 mph gust near Wheeler.
0902 PM Marine Tstm Wind 3 NE Beverly Shores 41.72N 86.94W
05/15/2025 M73 MPH LMZ745 IN Public
Peak wind gust of 63.2 kt measured at the
Michigan City GLERL site.
&&
$$
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