IEM VTEC Product Browser
This application allows easy navigation of National Weather Service issued products with Valid Time Event Coding (VTEC).
13 Nov 2024 Update: The tool was updated to use non-hash link style URLs. A shim is in place to translate the old URLs to the new ones, so nothing should be broken (famous last words). This was done to allow the HTML5 History API to provide a better user experience.
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2021 [KLOT] CHICAGO Tornado (TO) Warning (W) Number 33
Listing of Counties/Parishes/Zones Included in Product
RADAR Composite at Issuance Time
Storm Based Warning History
609
WFUS53 KLOT 092309
TORLOT
ILC037-089-100000-
/O.NEW.KLOT.TO.W.0033.210809T2309Z-210810T0000Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Chicago/Romeoville
609 PM CDT Mon Aug 9 2021
The National Weather Service in Chicago has issued a
* Tornado Warning for...
Northeastern De Kalb County in north central Illinois...
West central Kane County in northeastern Illinois...
* Until 700 PM CDT.
* At 608 PM CDT, a severe thunderstorm capable of producing a
tornado was located over Sycamore, moving east at 25 mph. Trained
weather spotters report a rotating wall cloud with this storm.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows, and vehicles will occur. Tree
damage is likely.
* This dangerous storm will be near...
Maple Park around 625 PM CDT.
Other locations in the path of this tornadic thunderstorm include
Lily Lake, Campton Hills and Elburn.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 4195 8878 4204 8874 4201 8839 4183 8844
TIME...MOT...LOC 2308Z 284DEG 22KT 4198 8871
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
Carlaw244
WWUS53 KLOT 092318
SVSLOT
Severe Weather Statement
National Weather Service Chicago/Romeoville
618 PM CDT Mon Aug 9 2021
ILC037-089-100000-
/O.CON.KLOT.TO.W.0033.000000T0000Z-210810T0000Z/
De Kalb IL-Kane IL-
618 PM CDT Mon Aug 9 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 700 PM CDT FOR EAST
CENTRAL DE KALB AND WEST CENTRAL KANE COUNTIES...
At 617 PM CDT, a confirmed tornado was located near Sycamore, moving
east at 25 mph.
HAZARD...Damaging tornado.
SOURCE...Weather spotters confirmed tornado.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
Locations impacted include...
Lily Lake, Campton Hills and Elburn.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
To repeat, a tornado is on the ground. TAKE COVER NOW! Move to a
basement or an interior room on the lowest floor of a sturdy
building. Avoid windows. If you are outdoors, in a mobile home, or in
a vehicle, move to the closest substantial shelter and protect
yourself from flying debris.
&&
LAT...LON 4195 8878 4203 8867 4201 8839 4183 8844
TIME...MOT...LOC 2317Z 282DEG 22KT 4197 8863
TORNADO...OBSERVED
MAX HAIL SIZE...<.75 IN
$$
Carlaw366
WWUS53 KLOT 092332
SVSLOT
Severe Weather Statement
National Weather Service Chicago/Romeoville
632 PM CDT Mon Aug 9 2021
ILC037-092341-
/O.CAN.KLOT.TO.W.0033.000000T0000Z-210810T0000Z/
De Kalb IL-
632 PM CDT Mon Aug 9 2021
...THE TORNADO WARNING FOR EAST CENTRAL DE KALB COUNTY IS
CANCELLED...
The tornadic thunderstorm which prompted the warning has moved out
of the warned area. Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 1000 PM CDT for northeastern
Illinois.
LAT...LON 4191 8860 4201 8860 4201 8839 4186 8843
TIME...MOT...LOC 2331Z 285DEG 20KT 4195 8855
$$
ILC089-100000-
/O.CON.KLOT.TO.W.0033.000000T0000Z-210810T0000Z/
Kane IL-
632 PM CDT Mon Aug 9 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 700 PM CDT FOR WEST
CENTRAL KANE COUNTY...
At 631 PM CDT, a confirmed large and extremely dangerous tornado was
located 3 miles northeast of Maple Park, or 7 miles west of Campton
Hills, moving east at 25 mph.
This is a PARTICULARLY DANGEROUS SITUATION. TAKE COVER NOW!
HAZARD...Damaging tornado.
SOURCE...Weather spotters confirmed tornado.
IMPACT...You are in a life-threatening situation. Flying debris may
be deadly to those caught without shelter. Mobile homes
will be destroyed. Considerable damage to homes,
businesses, and vehicles is likely and complete destruction
is possible.
Locations impacted include...
Campton Hills, Elburn, Maple Park, Lily Lake and Virgil.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
To repeat, a large, extremely dangerous and potentially deadly
tornado is on the ground. To protect your life, TAKE COVER NOW! Move
to a basement or an interior room on the lowest floor of a sturdy
building. Avoid windows. If you are outdoors, in a mobile home, or in
a vehicle, move to the closest substantial shelter and protect
yourself from flying debris.
&&
LAT...LON 4191 8860 4201 8860 4201 8839 4186 8843
TIME...MOT...LOC 2331Z 285DEG 20KT 4195 8855
TORNADO...OBSERVED
TORNADO DAMAGE THREAT...CONSIDERABLE
MAX HAIL SIZE...<.75 IN
$$
Carlaw026
WWUS53 KLOT 092335
SVSLOT
Severe Weather Statement
National Weather Service Chicago/Romeoville
635 PM CDT Mon Aug 9 2021
ILC089-100000-
/O.CON.KLOT.TO.W.0033.000000T0000Z-210810T0000Z/
Kane IL-
635 PM CDT Mon Aug 9 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 700 PM CDT FOR WEST
CENTRAL KANE COUNTY...
At 634 PM CDT, a confirmed large and extremely dangerous tornado was
located 3 miles northeast of Maple Park, or 7 miles west of Campton
Hills, moving east at 25 mph. Weather spotters report the tornado
has become rain wrapped and will be difficult if not impossible to
see!
This is a PARTICULARLY DANGEROUS SITUATION. TAKE COVER NOW!
HAZARD...Damaging tornado.
SOURCE...Weather spotters confirmed tornado.
IMPACT...You are in a life-threatening situation. Flying debris may
be deadly to those caught without shelter. Mobile homes
will be destroyed. Considerable damage to homes,
businesses, and vehicles is likely and complete destruction
is possible.
Locations impacted include...
Campton Hills, Elburn, Maple Park, Lily Lake and Virgil.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
To repeat, a large, extremely dangerous and potentially deadly
tornado is on the ground. To protect your life, TAKE COVER NOW! Move
to a basement or an interior room on the lowest floor of a sturdy
building. Avoid windows. If you are outdoors, in a mobile home, or in
a vehicle, move to the closest substantial shelter and protect
yourself from flying debris.
&&
LAT...LON 4191 8860 4201 8860 4201 8839 4186 8843
TIME...MOT...LOC 2334Z 281DEG 21KT 4195 8853
TORNADO...OBSERVED
TORNADO DAMAGE THREAT...CONSIDERABLE
MAX HAIL SIZE...<.75 IN
$$
Carlaw308
WWUS53 KLOT 092359
SVSLOT
Severe Weather Statement
National Weather Service Chicago/Romeoville
659 PM CDT Mon Aug 9 2021
ILC089-100008-
/O.EXP.KLOT.TO.W.0033.000000T0000Z-210810T0000Z/
Kane IL-
659 PM CDT Mon Aug 9 2021
...THE TORNADO WARNING FOR WEST CENTRAL KANE COUNTY WILL EXPIRE AT
700 PM CDT...
The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire. An additional
thunderstorm north or Virgil has recently shown signs of rotation.
A Tornado Watch remains in effect until 1000 PM CDT for northeastern
Illinois.
LAT...LON 4191 8860 4201 8860 4201 8839 4186 8843
TIME...MOT...LOC 2358Z 273DEG 11KT 4197 8851
$$
CarlawPermalink to 202108092309-KLOT-WFUS53-TORLOT
609
WFUS53 KLOT 092309
TORLOT
ILC037-089-100000-
/O.NEW.KLOT.TO.W.0033.210809T2309Z-210810T0000Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Chicago/Romeoville
609 PM CDT Mon Aug 9 2021
The National Weather Service in Chicago has issued a
* Tornado Warning for...
Northeastern De Kalb County in north central Illinois...
West central Kane County in northeastern Illinois...
* Until 700 PM CDT.
* At 608 PM CDT, a severe thunderstorm capable of producing a
tornado was located over Sycamore, moving east at 25 mph. Trained
weather spotters report a rotating wall cloud with this storm.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows, and vehicles will occur. Tree
damage is likely.
* This dangerous storm will be near...
Maple Park around 625 PM CDT.
Other locations in the path of this tornadic thunderstorm include
Lily Lake, Campton Hills and Elburn.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 4195 8878 4204 8874 4201 8839 4183 8844
TIME...MOT...LOC 2308Z 284DEG 22KT 4198 8871
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
CarlawPermalink to 202108092318-KLOT-WWUS53-SVSLOT
244
WWUS53 KLOT 092318
SVSLOT
Severe Weather Statement
National Weather Service Chicago/Romeoville
618 PM CDT Mon Aug 9 2021
ILC037-089-100000-
/O.CON.KLOT.TO.W.0033.000000T0000Z-210810T0000Z/
De Kalb IL-Kane IL-
618 PM CDT Mon Aug 9 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 700 PM CDT FOR EAST
CENTRAL DE KALB AND WEST CENTRAL KANE COUNTIES...
At 617 PM CDT, a confirmed tornado was located near Sycamore, moving
east at 25 mph.
HAZARD...Damaging tornado.
SOURCE...Weather spotters confirmed tornado.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
Locations impacted include...
Lily Lake, Campton Hills and Elburn.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
To repeat, a tornado is on the ground. TAKE COVER NOW! Move to a
basement or an interior room on the lowest floor of a sturdy
building. Avoid windows. If you are outdoors, in a mobile home, or in
a vehicle, move to the closest substantial shelter and protect
yourself from flying debris.
&&
LAT...LON 4195 8878 4203 8867 4201 8839 4183 8844
TIME...MOT...LOC 2317Z 282DEG 22KT 4197 8863
TORNADO...OBSERVED
MAX HAIL SIZE...<.75 IN
$$
CarlawPermalink to 202108092332-KLOT-WWUS53-SVSLOT
366
WWUS53 KLOT 092332
SVSLOT
Severe Weather Statement
National Weather Service Chicago/Romeoville
632 PM CDT Mon Aug 9 2021
ILC037-092341-
/O.CAN.KLOT.TO.W.0033.000000T0000Z-210810T0000Z/
De Kalb IL-
632 PM CDT Mon Aug 9 2021
...THE TORNADO WARNING FOR EAST CENTRAL DE KALB COUNTY IS
CANCELLED...
The tornadic thunderstorm which prompted the warning has moved out
of the warned area. Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 1000 PM CDT for northeastern
Illinois.
LAT...LON 4191 8860 4201 8860 4201 8839 4186 8843
TIME...MOT...LOC 2331Z 285DEG 20KT 4195 8855
$$
ILC089-100000-
/O.CON.KLOT.TO.W.0033.000000T0000Z-210810T0000Z/
Kane IL-
632 PM CDT Mon Aug 9 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 700 PM CDT FOR WEST
CENTRAL KANE COUNTY...
At 631 PM CDT, a confirmed large and extremely dangerous tornado was
located 3 miles northeast of Maple Park, or 7 miles west of Campton
Hills, moving east at 25 mph.
This is a PARTICULARLY DANGEROUS SITUATION. TAKE COVER NOW!
HAZARD...Damaging tornado.
SOURCE...Weather spotters confirmed tornado.
IMPACT...You are in a life-threatening situation. Flying debris may
be deadly to those caught without shelter. Mobile homes
will be destroyed. Considerable damage to homes,
businesses, and vehicles is likely and complete destruction
is possible.
Locations impacted include...
Campton Hills, Elburn, Maple Park, Lily Lake and Virgil.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
To repeat, a large, extremely dangerous and potentially deadly
tornado is on the ground. To protect your life, TAKE COVER NOW! Move
to a basement or an interior room on the lowest floor of a sturdy
building. Avoid windows. If you are outdoors, in a mobile home, or in
a vehicle, move to the closest substantial shelter and protect
yourself from flying debris.
&&
LAT...LON 4191 8860 4201 8860 4201 8839 4186 8843
TIME...MOT...LOC 2331Z 285DEG 20KT 4195 8855
TORNADO...OBSERVED
TORNADO DAMAGE THREAT...CONSIDERABLE
MAX HAIL SIZE...<.75 IN
$$
CarlawPermalink to 202108092335-KLOT-WWUS53-SVSLOT
026
WWUS53 KLOT 092335
SVSLOT
Severe Weather Statement
National Weather Service Chicago/Romeoville
635 PM CDT Mon Aug 9 2021
ILC089-100000-
/O.CON.KLOT.TO.W.0033.000000T0000Z-210810T0000Z/
Kane IL-
635 PM CDT Mon Aug 9 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 700 PM CDT FOR WEST
CENTRAL KANE COUNTY...
At 634 PM CDT, a confirmed large and extremely dangerous tornado was
located 3 miles northeast of Maple Park, or 7 miles west of Campton
Hills, moving east at 25 mph. Weather spotters report the tornado
has become rain wrapped and will be difficult if not impossible to
see!
This is a PARTICULARLY DANGEROUS SITUATION. TAKE COVER NOW!
HAZARD...Damaging tornado.
SOURCE...Weather spotters confirmed tornado.
IMPACT...You are in a life-threatening situation. Flying debris may
be deadly to those caught without shelter. Mobile homes
will be destroyed. Considerable damage to homes,
businesses, and vehicles is likely and complete destruction
is possible.
Locations impacted include...
Campton Hills, Elburn, Maple Park, Lily Lake and Virgil.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
To repeat, a large, extremely dangerous and potentially deadly
tornado is on the ground. To protect your life, TAKE COVER NOW! Move
to a basement or an interior room on the lowest floor of a sturdy
building. Avoid windows. If you are outdoors, in a mobile home, or in
a vehicle, move to the closest substantial shelter and protect
yourself from flying debris.
&&
LAT...LON 4191 8860 4201 8860 4201 8839 4186 8843
TIME...MOT...LOC 2334Z 281DEG 21KT 4195 8853
TORNADO...OBSERVED
TORNADO DAMAGE THREAT...CONSIDERABLE
MAX HAIL SIZE...<.75 IN
$$
CarlawPermalink to 202108092359-KLOT-WWUS53-SVSLOT
308
WWUS53 KLOT 092359
SVSLOT
Severe Weather Statement
National Weather Service Chicago/Romeoville
659 PM CDT Mon Aug 9 2021
ILC089-100008-
/O.EXP.KLOT.TO.W.0033.000000T0000Z-210810T0000Z/
Kane IL-
659 PM CDT Mon Aug 9 2021
...THE TORNADO WARNING FOR WEST CENTRAL KANE COUNTY WILL EXPIRE AT
700 PM CDT...
The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire. An additional
thunderstorm north or Virgil has recently shown signs of rotation.
A Tornado Watch remains in effect until 1000 PM CDT for northeastern
Illinois.
LAT...LON 4191 8860 4201 8860 4201 8839 4186 8843
TIME...MOT...LOC 2358Z 273DEG 11KT 4197 8851
$$
CarlawAll Storm Reports within Event Political Coverage
Storm Reports within Product Polygon
This table lists other events issued by the selected office for the selected year. Click on the row to select that event.