Thanatos Weather
Sunday, Aug 16, 2026 09:54:59

Products in the Last Seven Days
Type Phenomena Count
WarningSevere Thunderstorm1462
AdvisoryAreal Flood609
WarningFlash Flood471
AdvisoryHeat198
WatchSevere Thunderstorm118
WarningTornado110
WatchAreal Flood67
AdvisorySmall Craft51
WarningFire Weather40
AdvisoryDense Fog27
WatchFlash Flood12
AdvisoryDust Storm10
WatchFlood9
WatchFire Weather9
WarningDust Storm7
AdvisoryLake Wind4
WarningGale3
WatchGale2
AdvisoryBlowing Dust2
AdvisoryFlood2
Most Active Forecast Offices
Forecast Office Products
Indianapolis, IN137
Wilmington, OH134
Jackson, KY118
Chicago, IL113
Northern Indiana, IN112
Denver / Boulder, CO106
Phoenix, AZ104
Charleston, WV100
Las Vegas, NV98
Tucson, AZ92
Louisville, KY81
Davenport / Quad Cities, IA73
Morristown / Knoxville, TN71
Lincoln, IL71
Greenville-Spartanburg, SC68
Baltimore / Washington, VA64
Jacksonville, FL61
Cheyenne, WY57
North Platte, NE57
Cleveland, OH56
Product Count by Day
Date Warn Watch Advis.
2026-08-1621 221
2026-08-15171 18103
2026-08-14235 23138
2026-08-13263 36161
2026-08-12354 37124
2026-08-11521 45169
2026-08-10375 4198
2026-08-09181 2380
2026-08-082 37
Particularly Dangerous Situations
Product Forecast Office
Flash Flood Warning 0045Indianapolis, IN
Flash Flood Warning 0047Indianapolis, IN
Flash Flood Warning 0055Jackson, KY
Flash Flood Warning 0066Wilmington, OH
Flash Flood Warning 0067Wilmington, OH
Tornado Warning 0077Davenport / Quad Cities, IA
Flash Flood Warning 0123Charleston, WV
Home
Return to list
Severe Thunderstorm Warning 0239
Issued by the Chicago Forecast Office

Action Issued Starts Expiration
New 2026-08-11 09:31:13 2026-08-11 09:30:00 2026-08-11 10:30:00
Continued 2026-08-11 09:45:44 2026-08-11 10:30:00
Cancelled 2026-08-11 10:08:14 2026-08-11 10:30:00
Continued 2026-08-11 10:08:14 2026-08-11 10:30:00
Expired 2026-08-11 10:31:45 2026-08-11 10:30:00


Action: New
Issued At: 2026-08-11 09:31:13

082 
WUUS53 KLOT 111430
SVRLOT
INC073-089-127-111530-
/O.NEW.KLOT.SV.W.0239.260811T1430Z-260811T1530Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Chicago/Romeoville
930 AM CDT Tue Aug 11 2026

The National Weather Service in Chicago has issued a

* Severe Thunderstorm Warning for...
  Porter County in northwestern Indiana...
  Central Lake County in northwestern Indiana...
  Northern Jasper County in northwestern Indiana...

* Until 1030 AM CDT.

* At 930 AM CDT, severe thunderstorms were located along a line
  extending from Cedar Lake to DeMotte, moving east at 20 mph.

  HAZARD...60 mph wind gusts and quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees.

* Locations impacted include...
  Gary, Portage, Merrillville, Valparaiso, Schererville, Hobart,
  Crown Point, Chesterton, Cedar Lake, Lowell, DeMotte, Hebron,
  Wheatfield, Griffith, St. John, Lake Station, Lakes of the Four
  Seasons, South Haven, Porter, Winfield, Roselawn, New Chicago,
  Kouts, Lake Dalecarlia, and Burns Harbor.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 4116 8727 4122 8728 4121 8730 4136 8751
      4147 8748 4152 8738 4166 8693 4107 8693
TIME...MOT...LOC 1430Z 287DEG 16KT 4139 8743 4121 8719 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Izzi


Action: Continued
Issued At: 2026-08-11 09:45:44

483 
WWUS53 KLOT 111445
SVSLOT

Severe Weather Statement
National Weather Service Chicago/Romeoville
945 AM CDT Tue Aug 11 2026

INC073-089-127-111530-
/O.CON.KLOT.SV.W.0239.000000T0000Z-260811T1530Z/
Porter IN-Lake IN-Jasper IN-
945 AM CDT Tue Aug 11 2026

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1030 AM CDT
FOR PORTER...SOUTHEASTERN LAKE AND NORTHERN JASPER COUNTIES...

At 945 AM CDT, severe thunderstorms were located along a line
extending from near Winfield to Wheatfield, moving east at 20 mph.

HAZARD...60 mph wind gusts and quarter size hail.

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees.

Locations impacted include...
Portage, Merrillville, Valparaiso, Hobart, Crown Point, Chesterton,
DeMotte, Hebron, Wheatfield, Lakes of the Four Seasons, South Haven,
Porter, Winfield, Kouts, Burns Harbor, Wheeler, Boone Grove,
Stoutsburg, Dunns Bridge, and Malden.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 4119 8723 4122 8726 4130 8738 4147 8739
      4153 8731 4166 8693 4107 8693
TIME...MOT...LOC 1445Z 282DEG 19KT 4138 8729 4120 8705 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Birk


Action: Cancelled
Issued At: 2026-08-11 10:08:14

972 
WWUS53 KLOT 111507
SVSLOT

Severe Weather Statement
National Weather Service Chicago/Romeoville
1007 AM CDT Tue Aug 11 2026

INC089-111517-
/O.CAN.KLOT.SV.W.0239.000000T0000Z-260811T1530Z/
Lake IN-
1007 AM CDT Tue Aug 11 2026

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN LAKE COUNTY IS
CANCELLED...

The storms which prompted the warning have moved out of the warned 
area. Therefore, the warning has been cancelled.

A Severe Thunderstorm Watch remains in effect until 200 PM CDT for
northwestern Indiana.

&&

LAT...LON 4116 8713 4121 8722 4131 8719 4146 8720
      4153 8714 4162 8693 4107 8693
TIME...MOT...LOC 1507Z 277DEG 23KT 4143 8714 4125 8705 

$$

INC073-127-111530-
/O.CON.KLOT.SV.W.0239.000000T0000Z-260811T1530Z/
Porter IN-Jasper IN-
1007 AM CDT Tue Aug 11 2026

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1030 AM CDT
FOR PORTER AND NORTHEASTERN JASPER COUNTIES...

At 1007 AM CDT, severe thunderstorms were located along a line
extending from near Lakes of the Four Seasons to near Wheatfield,
moving east at 25 mph.

HAZARD...60 mph wind gusts and quarter size hail.

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees.

Locations impacted include...
Valparaiso, Chesterton, DeMotte, Hebron, Wheatfield, Kouts, Dunns
Bridge, Boone Grove, Malden, and Stoutsburg.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 4116 8713 4121 8722 4131 8719 4146 8720
      4153 8714 4162 8693 4107 8693
TIME...MOT...LOC 1507Z 277DEG 23KT 4143 8714 4125 8705 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Birk


Action: Continued
Issued At: 2026-08-11 10:08:14

972 
WWUS53 KLOT 111507
SVSLOT

Severe Weather Statement
National Weather Service Chicago/Romeoville
1007 AM CDT Tue Aug 11 2026

INC089-111517-
/O.CAN.KLOT.SV.W.0239.000000T0000Z-260811T1530Z/
Lake IN-
1007 AM CDT Tue Aug 11 2026

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN LAKE COUNTY IS
CANCELLED...

The storms which prompted the warning have moved out of the warned 
area. Therefore, the warning has been cancelled.

A Severe Thunderstorm Watch remains in effect until 200 PM CDT for
northwestern Indiana.

&&

LAT...LON 4116 8713 4121 8722 4131 8719 4146 8720
      4153 8714 4162 8693 4107 8693
TIME...MOT...LOC 1507Z 277DEG 23KT 4143 8714 4125 8705 

$$

INC073-127-111530-
/O.CON.KLOT.SV.W.0239.000000T0000Z-260811T1530Z/
Porter IN-Jasper IN-
1007 AM CDT Tue Aug 11 2026

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1030 AM CDT
FOR PORTER AND NORTHEASTERN JASPER COUNTIES...

At 1007 AM CDT, severe thunderstorms were located along a line
extending from near Lakes of the Four Seasons to near Wheatfield,
moving east at 25 mph.

HAZARD...60 mph wind gusts and quarter size hail.

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees.

Locations impacted include...
Valparaiso, Chesterton, DeMotte, Hebron, Wheatfield, Kouts, Dunns
Bridge, Boone Grove, Malden, and Stoutsburg.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 4116 8713 4121 8722 4131 8719 4146 8720
      4153 8714 4162 8693 4107 8693
TIME...MOT...LOC 1507Z 277DEG 23KT 4143 8714 4125 8705 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Birk


Action: Expired
Issued At: 2026-08-11 10:31:45

691 
WWUS53 KLOT 111531
SVSLOT

Severe Weather Statement
National Weather Service Chicago/Romeoville
1031 AM CDT Tue Aug 11 2026

INC073-127-111541-
/O.EXP.KLOT.SV.W.0239.000000T0000Z-260811T1530Z/
Porter IN-Jasper IN-
1031 AM CDT Tue Aug 11 2026

...THE SEVERE THUNDERSTORM WARNING FOR PORTER AND NORTHEASTERN JASPER
COUNTIES HAS EXPIRED...

The storms which prompted the warning have moved out of the area.
Therefore, the warning has been allowed to expire.  However, small
hail and gusty winds are still possible with these thunderstorms.

A Severe Thunderstorm Watch remains in effect until 200 PM CDT for
northwestern Indiana.

&&

LAT...LON 4116 8713 4121 8722 4131 8719 4146 8720
      4153 8714 4162 8693 4107 8693
TIME...MOT...LOC 1531Z 287DEG 16KT 4140 8702 4122 8693 

$$

Birk



Page Loaded at: 2026-08-16 09:54:59 -- Client Address: 216.73.217.42 -- Refresh Time: seconds