Alert archive / Illinois / Tornado Warnings in 2022

Tornado Warning 16, NWS Chicago, IL

July 23, 2022Livingston County, Illinois

NWS Chicago, IL issued this tornado warning at Jul 23, 2022, 1:32 PM CDT for Livingston County, Illinois. It was in force for 29 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jul 23, 2022, 1:32 PM CDT (18:32 UTC)
Expired: Jul 23, 2022, 2:01 PM CDT
In force: 29 min
Issued by: NWS Chicago, IL
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 1.75 in

County Livingston County, IL

The radar

The Chicago radar (KLOT), 89 km from the middle of the area, began a volume at 18:36 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 6.5 hours before the alert went out and 83 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 1795 J/kg
Mixed-layer CIN: -121 J/kg
Mixed-layer LCL: 1926 m above ground
0-6 km bulk shear: 18 kt
0-1 km storm-relative helicity: 52 m²/s²
0-3 km storm-relative helicity: -16 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this tornado warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Chicago, IL wrote its last area forecast discussion before this tornado warning went out at Jul 23, 1:28 PM CDT, 4 minutes earlier.

Area forecast discussion, Jul 23, 1:28 PM CDT, 4 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Hazardous weather outlook, Jul 23, 4:16 AM CDT, 9 hours 16 minutes before

Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
416 AM CDT Sat Jul 23 2022

ILZ003>006-008-010>013-019>021-023-032-033-039-103>108-INZ001-002-
010-011-019-240930-
Winnebago-Boone-McHenry-Lake IL-Ogle-Lee-De Kalb-Kane-DuPage-
La Salle-Kendall-Grundy-Kankakee-Livingston-Iroquois-Ford-
Northern Cook-Central Cook-Southern Cook-Northern Will-
Southern Will-Eastern Will-Lake IN-Porter-Newton-Jasper-Benton-
416 AM CDT Sat Jul 23 2022 /516 AM EDT Sat Jul 23 2022/

This Hazardous Weather Outlook is for portions of North Central
Illinois...Northeast Illinois and Northwest Indiana.

.DAY ONE...Today and Tonight.

Weather hazards expected...

  Elevated Thunderstorm Risk...with an associated:
     Elevated damaging wind risk...up to 70 mph.
     Limited hail risk...up to quarter size.
     Limited Tornado risk.
  Elevated Flooding Risk.
  Limited Excessive Heat Risk.

DISCUSSION...

Thunderstorms are expected this morning, and the strongest will
pose a threat for damaging wind gusts, as well as hail. Very heavy
rainfall will also accompany these storms, and this may result in
areas of flash flooding, especially along and north of Interstate 80.

Another complex of thunderstorms may move into the region out of
Iowa and Wisconsin this evening. These storms will pose a threat
for strong damaging wind gusts in excess of 70 mph, especially for
locales near and north of Interstate 88. Locally heavy rainfall
amounts will also be possible, which could lead to additional
instances of flash flooding.

.DAYS TWO THROUGH SEVEN...Sunday through Friday.

Sunday...
  Limited Severe Thunderstorm Risk.
  Limited Flooding Risk.
  Limited Excessive Heat Risk.
Tuesday through Thursday...
  Limited Thunderstorm Risk.

.SPOTTER INFORMATION STATEMENT...

  Spotters may be needed this morning and again this evening.

GENERAL STORM MOTION OF THE DAY:

  Moving toward the east around 35 mph this morning and towards
  the east southeast at 35 to 45 mph this evening.

LMZ740>745-240930-
Winthrop Harbor to Wilmette Harbor IL-
Wilmette Harbor to Northerly Island IL-
Northerly Island to Calumet Harbor IL-
Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN-
Burns Harbor to Michigan City IN-
416 AM CDT Sat Jul 23 2022

This Hazardous Weather Outlook is for portions of the Illinois
nearshore waters of Lake Michigan and the Indiana nearshore
waters of Lake Michigan.

.DAY ONE...Today and Tonight.

Weather hazards expected...

  Hazardous conditions for small craft.
  Elevated Thunderstorm Risk...with an associated:
     Limited Waterspout Risk.
     Limited hail risk...up to quarter size.
     Elevated thunderstorm wind gust risk...up to 50 knots.

.DAYS TWO THROUGH SEVEN...Sunday through Friday.

Sunday...
  Limited Severe Thunderstorm Risk.
Tuesday through Thursday...
  Limited Thunderstorm Risk.

KJB

Visit us at www.weather.gov/chicago

Follow us on Facebook, Twitter, and Youtube at:
www.facebook.com/nwschicago
www.twitter.com/nwschicago
www.youtube.com/nwschicago

In the hours before

Local storm report, Jul 23, 10:31 AM CDT, 3 hours 1 minute before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Local storm report, Jul 23, 10:33 AM CDT, 2 hours 59 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Local storm report, Jul 23, 10:39 AM CDT, 2 hours 53 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1039 AM CDT SAT JUL 23 2022

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1012 AM     HAIL             4 SW PLAINFIELD         41.57N 88.25W
07/23/2022  E1.00 INCH       WILL               IL   TRAINED SPOTTER

            LARGEST HAILSTONES WERE ABOUT QUARTER SIZE.

&&

RO

Special weather statement, Jul 23, 10:49 AM CDT, 2 hours 43 minutes before

Special Weather Statement
National Weather Service Chicago/Romeoville
1049 AM CDT Sat Jul 23 2022

ILZ021-023-033-104>108-INZ001-002-010-011-019-231630-
Southern Cook IL-Kankakee IL-Grundy IL-Eastern Will IL-
Southern Will IL-Central Cook IL-Iroquois IL-Northern Will IL-
Jasper IN-Lake IN-Porter IN-Newton IN-Benton IN-
1049 AM CDT Sat Jul 23 2022

...Strong thunderstorms across eastern Illinois and northwestern
Indiana this morning...

At 1047 AM CDT/1147 AM EDT/, Doppler radar was tracking numerous
strong thunderstorms across eastern Illinois and northwestern
Indiana. All are moving southeast at 40 to 50 mph.

HAZARD...Wind gusts up to 50 mph, up to nickel size hail, torrential
         downpours, and localized flooding.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor damage to outdoor objects is
         possible.

Locations impacted include...
Aurora, Joliet, Naperville, Hammond, Gary, Bolingbrook, Orland Park,
Tinley Park, Oak Lawn, Romeoville, Plainfield, Calumet City, Portage,
Merrillville, Woodridge, Valparaiso, Chicago Heights, Roseland, East
Chicago and Schererville.

Including the following interstates...
 I-55 between mile markers 233 and 269.
 I-57 between mile markers 265 and 358.
 I-80 between mile markers 123 and 155.
 I-90 near mile marker 107.
 I-94 between mile markers 63 and 74.
 I-294 between mile markers 63 and 74.
 I-355 between mile markers 1 and 11, and between mile markers 13 and
14.
 Indiana I-80 between mile markers 1 and 16.
 Indiana I-90 between mile markers 1 and 37.
 Indiana I-94 between mile markers 16 and 32.
 Indiana I-65 between mile markers 200 and 261.

This includes...  Indiana University Northwest, Purdue University
Northwest Hammond, University of St. Francis, Valparaiso University,
Windy City Thunderbolts Baseball, Channahon State Park, Chicagoland
Speedway...Route 66 Raceway, Hollywood Casino Amphitheatre, Governors
State University, Illiana Motor Speedway, Indiana Dunes State Park,
Joliet Junior College, Joliet Slammers Baseball, Kankakee Community
College, Kankakee County Fairgrounds and Speedway, Kankakee River
State Park, Lake County Fairgrounds, Lewis University, Moraine Valley
Community College, Olivet Nazarine University, Porter County
Fairgrounds, Prairie State College, South Shore Rail Cats Baseball,
South Suburban College, US 41 Dragway, and Will County Fairgrounds.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

Torrential rainfall is also occurring with this storm and may lead to
localized flooding. Do not drive your vehicle through flooded
roadways.

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

A Severe Thunderstorm Watch remains in effect until noon CDT/100 PM
EDT/ for northeastern Illinois.

&&

LAT...LON 4091 8699 4084 8699 4084 8710 4048 8710
      4050 8812 4100 8813 4100 8825 4172 8826
      4173 8803 4169 8803 4169 8798 4173 8791
      4172 8753 4164 8743 4162 8729 4163 8716
      4171 8693 4091 8693
TIME...MOT...LOC 1547Z 296DEG 45KT 4141 8790

MAX HAIL SIZE...0.88 IN
MAX WIND GUST...50 MPH

Borchardt

Local storm report, Jul 23, 11:31 AM CDT, 2 hours 1 minute before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1131 AM CDT SAT JUL 23 2022

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1125 AM     HAIL             5 SW LAKE VILLAGE       41.09N 87.51W
07/23/2022  M0.75 INCH       NEWTON             IN   TRAINED SPOTTER

&&

RO

Local storm report, Jul 23, 1:07 PM CDT, 25 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
107 PM CDT SAT JUL 23 2022

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1105 PM     HAIL             1 W IRVING PARK - CHICA 41.95N 87.74W
07/22/2022  M1.00 INCH       COOK               IL   PUBLIC

            PHOTO SHARED ON SOCIAL MEDIA SHOWING QUARTER
            SIZE HAILSTONE IN OLD IRVING PARK. SEVERAL
            OTHER REPORTS OF HALF INCH TO QUARTER SIZE
            HAIL IN THE IRVING PARK AND ALBANY PARK
            NEIGHBORHOODS OF CHICAGO.

1111 PM     HAIL             1 NW LINCOLN PARK - CHI 41.93N 87.66W
07/22/2022  E0.88 INCH       COOK               IL   PUBLIC

            MULTIPLE REPORTS OF HALF INCH TO NICKEL SIZE
            HAIL ACROSS THE NORTH SIDE OF CHICAGO,
            INCLUDING IN THE LAKEVIEW, LOGAN SQUARE, AND
            LINCOLN PARK NEIGHBORHOODS.

1140 PM     HAIL             1 NE BELVIDERE          42.28N 88.83W
07/22/2022  U0.50 INCH       BOONE              IL   PUBLIC

            REPORT FROM MPING: HALF-INCH (0.50 IN.).

1228 AM     HAIL             LAKE VILLA              42.42N 88.08W
07/23/2022  E1.00 INCH       LAKE               IL   PUBLIC

            MULTIPLE REPORTS OF NICKEL TO QUARTER SIZE
            HAIL IN LAKE VILLA. TIME ESTIMATED FROM
            RADAR.

1235 AM     HAIL             1 WNW ZION              42.45N 87.85W
07/23/2022  E0.75 INCH       LAKE               IL   TRAINED SPOTTER

            PHOTO SHARED VIA SOCIAL MEDIA.

1259 AM     HAIL             ISLAND LAKE             42.27N 88.19W
07/23/2022  M1.00 INCH       LAKE               IL   TRAINED SPOTTER

            TIME ESTIMATED FROM RADAR.

0100 AM     HAIL             MCHENRY                 42.34N 88.28W
07/23/2022  M1.00 INCH       MCHENRY            IL   PUBLIC

            MULTIPLE REPORTS OF NICKEL TO QUARTER SIZE
            HAIL IN MCHENRY.

0105 AM     HAIL             1 NW WAUCONDA           42.26N 88.15W
07/23/2022  U0.50 INCH       LAKE               IL   PUBLIC

            REPORT FROM MPING: HALF-INCH (0.50 IN.).

0120 AM     HAIL             MUNDELEIN               42.27N 88.00W
07/23/2022  E1.00 INCH       LAKE               IL   PUBLIC

            MULTIPLE REPORTS OF PENNY TO QUARTER SIZE
            HAIL IN MUNDELEIN.

0121 AM     HAIL             ROUND LAKE              42.36N 88.09W
07/23/2022  M1.00 INCH       LAKE               IL   PUBLIC

            PHOTO SHARED ON SOCIAL MEDIA SHOWING QUARTER
            SIZE HAIL IN ROUND LAKE. TIME ESTIMATED FROM
            RADAR.

0122 AM     HAIL             HAINESVILLE             42.35N 88.07W
07/23/2022  E0.88 INCH       LAKE               IL   PUBLIC

0122 AM     HAIL             ROUND LAKE BEACH        42.38N 88.09W
07/23/2022  M1.00 INCH       LAKE               IL   PUBLIC

            PHOTO SHARED ON SOCIAL MEDIA SHOWING QUARTER
            SIZE HAIL IN ROUND LAKE BEACH. TIME
            ESTIMATED FROM RADAR.

0123 AM     HAIL             GRAYSLAKE               42.34N 88.04W
07/23/2022  E1.50 INCH       LAKE               IL   PUBLIC

            PHOTO SHARED ON SOCIAL MEDIA SHOWING HAIL
            APPROXIMATELY 1.5 INCHES IN DIAMETER IN
            GRAYSLAKE. TIME ESTIMATED FROM RADAR.

0146 AM     HAIL             ROUND LAKE              42.35N 88.09W
07/23/2022  E1.00 INCH       LAKE               IL   PUBLIC

            FROM SECOND STORM THAT PASSED THROUGH ROUND
            LAKE.

&&

The office that day

Everything else NWS Chicago, IL issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 22, 11:11 PM CDT	Special Weather Statement	LOT	Cook	19 min
Jul 22, 11:24 PM CDT	Special Marine Warning	LOT		66 min
Jul 22, 11:41 PM CDT	Special Weather Statement	LOT	Boone	34 min
Jul 22, 11:56 PM CDT	Severe Thunderstorm Warning	LOT	McHenry	49 min
Jul 23, 12:29 AM CDT	Special Marine Warning	LOT		91 min
Jul 23, 12:33 AM CDT	Severe Thunderstorm Warning	LOT	Lake	57 min
Jul 23, 1:23 AM CDT	Severe Thunderstorm Warning	LOT	Lake	52 min
Jul 23, 1:58 AM CDT	Areal Flood Advisory	LOT	Lake, McHenry	5 hr
Jul 23, 2:00 AM CDT	Special Marine Warning	LOT		90 min
Jul 23, 2:30 AM CDT	Flash Flood Warning	LOT	Lake, McHenry	6 hr
Jul 23, 2:52 AM CDT	Flood Watch	LOT	Boone, Cook, DeKalb, DuPage, Grundy, Kane and 8 more	9 hr
Jul 23, 3:21 AM CDT	Special Marine Warning	LOT		114 min
Jul 23, 4:09 AM CDT	Severe Thunderstorm Warning	LOT	Lee, Ogle	66 min
Jul 23, 4:22 AM CDT	Special Marine Warning	LOT		113 min
Jul 23, 4:49 AM CDT	Severe Thunderstorm Warning	LOT	DeKalb, Lee, Ogle	71 min
Jul 23, 4:54 AM CDT	Special Marine Warning	LOT		81 min
Jul 23, 4:56 AM CDT	Severe Thunderstorm Warning	LOT	Cook, DuPage, Kane	64 min
Jul 23, 5:14 AM CDT	Special Weather Statement	LOT	DuPage, Kane, Kendall	31 min
Jul 23, 5:15 AM CDT	Areal Flood Advisory	LOT	Cook, DuPage, Kane	3 hr
Jul 23, 5:29 AM CDT	Severe Thunderstorm Warning	LOT	Cook, DuPage, Will	76 min
Jul 23, 5:32 AM CDT	Severe Thunderstorm Warning	LOT	Kane, Kendall	27 min
Jul 23, 5:35 AM CDT	Flash Flood Warning Considerable damage threat	LOT	Lake	5 hr
Jul 23, 5:47 AM CDT	Tornado Warning	LOT	Cook, Will	28 min
Jul 23, 6:05 AM CDT	Tornado Warning Tornado observed	LOT	Will	25 min
Jul 23, 6:19 AM CDT	Special Marine Warning	LOT		86 min
Jul 23, 6:20 AM CDT	Severe Thunderstorm Warning	LOT	Kankakee	55 min
Jul 23, 6:35 AM CDT	Special Weather Statement	LOT	LaSalle	25 min
Jul 23, 6:42 AM CDT	Severe Thunderstorm Warning	LOT	LaSalle	34 min
Jul 23, 6:51 AM CDT	Special Weather Statement	LOT	Ford, Iroquois	54 min
Jul 23, 7:08 AM CDT	Special Weather Statement	LOT	LaSalle	37 min
Jul 23, 7:20 AM CDT	Special Weather Statement	LOT	Ogle	25 min
Jul 23, 7:44 AM CDT	River Flood Warning	LOT	Cook, Lake	27 hr
Jul 23, 7:44 AM CDT	River Flood Warning	LOT	Cook	34 hr
Jul 23, 7:47 AM CDT	Special Weather Statement	LOT	Lee	43 min
Jul 23, 8:12 AM CDT	Special Weather Statement	LOT	Kankakee	33 min
Jul 23, 8:23 AM CDT	Areal Flood Advisory	LOT	Iroquois	3 hr
Jul 23, 8:56 AM CDT	Special Weather Statement	LOT	DeKalb	49 min
Jul 23, 9:01 AM CDT	Special Weather Statement	LOT	Kankakee	29 min
Jul 23, 9:08 AM CDT	Severe Thunderstorm Warning	LOT	DeKalb, Kane, Kendall	52 min
Jul 23, 9:12 AM CDT	Flash Flood Warning	LOT	Iroquois	3 hr
Jul 23, 9:58 AM CDT	Special Weather Statement	LOT	DuPage	47 min
Jul 23, 10:01 AM CDT	Special Weather Statement	LOT	Kendall	44 min
Jul 23, 10:10 AM CDT	Special Marine Warning	LOT		82 min
Jul 23, 10:15 AM CDT	Areal Flood Advisory	LOT	Cook, DuPage, Kane, Kendall, Will	3 hr
Jul 23, 10:22 AM CDT	Severe Thunderstorm Warning	LOT	DuPage, Will	53 min
Jul 23, 10:49 AM CDT	Special Weather Statement	LOT	Iroquois, Kankakee, Will	41 min
Jul 23, 10:57 AM CDT	Areal Flood Warning	LOT	Lake	3 hr
Jul 23, 11:46 AM CDT	Areal Flood Advisory	LOT	Iroquois, Kankakee	3 hr
Jul 23, 12:23 PM CDT	Flash Flood Warning	LOT	Iroquois	6 hr
Jul 23, 1:14 PM CDT	Severe Thunderstorm Warning	LOT	Livingston	61 min
Jul 23, 1:27 PM CDT	Areal Flood Warning	LOT	Cook, Lake	6 hr
Jul 23, 1:45 PM CDT	Severe Thunderstorm Warning Considerable damage threat	LOT	Ford	75 min
Jul 23, 2:27 PM CDT	Areal Flood Advisory	LOT	Ford, Livingston	4 hr
Jul 23, 2:28 PM CDT	Flood Watch	LOT	Boone, Cook, DeKalb, DuPage, Grundy, Kane and 5 more	20 hr
Jul 23, 2:41 PM CDT	Flash Flood Warning	LOT	Ford	3 hr
Jul 23, 2:57 PM CDT	Severe Thunderstorm Warning	LOT	Ford	33 min
Jul 23, 3:19 PM CDT	Severe Thunderstorm Warning	LOT	Livingston	41 min
Jul 23, 3:28 PM CDT	Flash Flood Warning	LOT	Livingston	2 hr
Jul 23, 5:22 PM CDT	Severe Thunderstorm Warning Considerable damage threat	LOT	LaSalle, Livingston	33 min
Jul 23, 4:58 AM CDT	Severe Thunderstorm Warning	LOT	Porter	62 min
Jul 23, 6:46 AM CDT	Severe Thunderstorm Warning	LOT	Benton, Jasper, Newton	59 min
Jul 23, 7:46 AM CDT	Special Weather Statement	LOT	Benton	44 min
Jul 23, 8:35 AM CDT	Special Weather Statement	LOT	Benton	40 min
Jul 23, 11:37 AM CDT	Severe Thunderstorm Warning	LOT	Jasper	23 min

Nearby

Tornado Warnings in Illinois, 2022 Every tornado warning in 2022 Tornadoes in 2022

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.