Thanatos Weather
Sunday, Aug 16, 2026 10:33:38

Products in the Last Seven Days
Type Phenomena Count
WarningSevere Thunderstorm1460
AdvisoryAreal Flood609
WarningFlash Flood471
AdvisoryHeat200
WatchSevere Thunderstorm118
WarningTornado110
WatchAreal Flood67
AdvisorySmall Craft51
WarningFire Weather40
AdvisoryDense Fog23
WatchFlash Flood12
AdvisoryDust Storm10
WatchFlood9
WatchFire Weather9
WarningDust Storm7
AdvisoryLake Wind4
WarningGale3
AdvisoryFlood2
WatchGale2
AdvisoryBlowing Dust2
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, NE56
Cleveland, OH56
Product Count by Day
Date Warn Watch Advis.
2026-08-1622 223
2026-08-15171 18103
2026-08-14235 23138
2026-08-13263 36161
2026-08-12354 37124
2026-08-11521 45169
2026-08-10375 4198
2026-08-09179 2376
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 0262
Issued by the Bismarck Forecast Office

Action Issued Starts Expiration
New 2026-08-11 19:13:57 2026-08-11 19:13:00 2026-08-11 20:15:00
Continued 2026-08-11 19:21:27 2026-08-11 20:15:00
Cancelled 2026-08-11 19:35:27 2026-08-11 20:15:00
Continued 2026-08-11 19:35:27 2026-08-11 20:15:00
Continued 2026-08-11 19:51:58 2026-08-11 20:15:00
Cancelled 2026-08-11 19:51:58 2026-08-11 20:15:00
Expired 2026-08-11 20:11:58 2026-08-11 20:15:00


Action: New
Issued At: 2026-08-11 19:13:57

224 
WUUS53 KBIS 120013
SVRBIS
NDC007-041-087-089-120115-
/O.NEW.KBIS.SV.W.0262.260812T0013Z-260812T0115Z/

BULLETIN - EAS ACTIVATION REQUESTED
Severe Thunderstorm Warning
National Weather Service Bismarck ND
713 PM CDT Tue Aug 11 2026

The National Weather Service in Bismarck has issued a

* Severe Thunderstorm Warning for...
  Southeastern Billings County in southwestern North Dakota...
  Northwestern Hettinger County in southwestern North Dakota...
  Northeastern Slope County in southwestern North Dakota...
  Southwestern Stark County in southwestern North Dakota...

* Until 715 PM MDT.

* At 613 PM MDT, a severe thunderstorm was located 12 miles northeast
  of Amidon, or 26 miles southwest of Dickinson, moving southeast at
  25 mph.

  HAZARD...Two inch hail and 60 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...People and animals outdoors will be injured. Expect hail
           damage to roofs, siding, windows, and vehicles. Expect
           wind damage to roofs, siding, and trees.

* Locations impacted include...
  New England and Havelock.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Anyone outdoors should move to shelter inside a well-built structure
and stay away from windows. This storm is capable of producing
dangerous hail and damaging winds.

&&

LAT...LON 4658 10337 4673 10322 4660 10256 4644 10260
      4631 10283
TIME...MOT...LOC 0013Z 294DEG 22KT 4662 10318

THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...2.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Adam


Action: Continued
Issued At: 2026-08-11 19:21:27

349 
WWUS53 KBIS 120020
SVSBIS

Severe Weather Statement
National Weather Service Bismarck ND
720 PM CDT Tue Aug 11 2026

NDC007-041-087-089-120115-
/O.CON.KBIS.SV.W.0262.000000T0000Z-260812T0115Z/
Billings ND-Hettinger ND-Slope ND-Stark ND-
620 PM MDT Tue Aug 11 2026

...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 715 PM MDT FOR
SOUTHEASTERN BILLINGS, NORTHWESTERN HETTINGER, NORTHEASTERN SLOPE AND
SOUTHWESTERN STARK COUNTIES...

At 620 PM MDT, a severe thunderstorm was located 13 miles northeast
of Amidon, or 25 miles southwest of Dickinson, moving southeast at 25
mph.

HAZARD...Tennis ball size hail and 60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...People and animals outdoors will be injured. Expect hail
         damage to roofs, siding, windows, and vehicles. Expect wind
         damage to roofs, siding, and trees.

Locations impacted include...
  New England and Havelock.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Anyone outdoors should move to shelter inside a well-built structure
and stay away from windows. This storm is capable of producing
dangerous hail and damaging winds.

&&

LAT...LON 4658 10337 4673 10322 4660 10256 4644 10260
      4631 10283
TIME...MOT...LOC 0013Z 294DEG 22KT 4662 10317

THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...2.50 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Adam


Action: Cancelled
Issued At: 2026-08-11 19:35:27

821 
WWUS53 KBIS 120034 RRA
SVSBIS

Severe Weather Statement
National Weather Service Bismarck ND
734 PM CDT Tue Aug 11 2026

NDC007-120044-
/O.CAN.KBIS.SV.W.0262.000000T0000Z-260812T0115Z/
Billings ND-
634 PM MDT Tue Aug 11 2026

...SEVERE THUNDERSTORM WARNING IS CANCELLED FOR SOUTHEASTERN BILLINGS
COUNTY...

The storm which prompted the warning has moved out of the area.
Therefore, the warning has been cancelled.

&&

LAT...LON 4653 10328 4670 10308 4660 10256 4644 10260
      4631 10283
TIME...MOT...LOC 0020Z 294DEG 22KT 4660 10311

$$


NDC041-087-089-120115-
/O.CON.KBIS.SV.W.0262.000000T0000Z-260812T0115Z/
Hettinger ND-Slope ND-Stark ND-
634 PM MDT Tue Aug 11 2026

...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 715 PM MDT FOR
NORTHWESTERN HETTINGER, NORTHEASTERN SLOPE AND SOUTHWESTERN STARK
COUNTIES...

At 634 PM MDT, a severe thunderstorm was located 10 miles west of New
England, or 26 miles southwest of Dickinson, moving southeast at 25
mph.

HAZARD...Two inch hail and 60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...People and animals outdoors will be injured. Expect hail
         damage to roofs, siding, windows, and vehicles. Expect wind
         damage to roofs, siding, and trees.

Locations impacted include...
  New England and Havelock.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Anyone outdoors should move to shelter inside a well-built structure
and stay away from windows. This storm is capable of producing
dangerous hail and damaging winds.

&&

LAT...LON 4653 10328 4670 10308 4660 10256 4644 10260
      4631 10283
TIME...MOT...LOC 0020Z 297DEG 20KT 4660 10317

THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...2.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Adam


Action: Continued
Issued At: 2026-08-11 19:35:27

821 
WWUS53 KBIS 120034 RRA
SVSBIS

Severe Weather Statement
National Weather Service Bismarck ND
734 PM CDT Tue Aug 11 2026

NDC007-120044-
/O.CAN.KBIS.SV.W.0262.000000T0000Z-260812T0115Z/
Billings ND-
634 PM MDT Tue Aug 11 2026

...SEVERE THUNDERSTORM WARNING IS CANCELLED FOR SOUTHEASTERN BILLINGS
COUNTY...

The storm which prompted the warning has moved out of the area.
Therefore, the warning has been cancelled.

&&

LAT...LON 4653 10328 4670 10308 4660 10256 4644 10260
      4631 10283
TIME...MOT...LOC 0020Z 294DEG 22KT 4660 10311

$$


NDC041-087-089-120115-
/O.CON.KBIS.SV.W.0262.000000T0000Z-260812T0115Z/
Hettinger ND-Slope ND-Stark ND-
634 PM MDT Tue Aug 11 2026

...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 715 PM MDT FOR
NORTHWESTERN HETTINGER, NORTHEASTERN SLOPE AND SOUTHWESTERN STARK
COUNTIES...

At 634 PM MDT, a severe thunderstorm was located 10 miles west of New
England, or 26 miles southwest of Dickinson, moving southeast at 25
mph.

HAZARD...Two inch hail and 60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...People and animals outdoors will be injured. Expect hail
         damage to roofs, siding, windows, and vehicles. Expect wind
         damage to roofs, siding, and trees.

Locations impacted include...
  New England and Havelock.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Anyone outdoors should move to shelter inside a well-built structure
and stay away from windows. This storm is capable of producing
dangerous hail and damaging winds.

&&

LAT...LON 4653 10328 4670 10308 4660 10256 4644 10260
      4631 10283
TIME...MOT...LOC 0020Z 297DEG 20KT 4660 10317

THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...2.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Adam


Action: Continued
Issued At: 2026-08-11 19:51:58

366 
WWUS53 KBIS 120051 RRA
SVSBIS

Severe Weather Statement
National Weather Service Bismarck ND
751 PM CDT Tue Aug 11 2026

NDC089-120101-
/O.CAN.KBIS.SV.W.0262.000000T0000Z-260812T0115Z/
Stark ND-
651 PM MDT Tue Aug 11 2026

...SEVERE THUNDERSTORM WARNING IS CANCELLED FOR SOUTHWESTERN STARK
COUNTY...

The storm which prompted the warning has moved out of the area.
Therefore, the warning has been cancelled. A Severe Thunderstorm
Warning still remains in effect for northern Stark County.

A Severe Thunderstorm Watch remains in effect until 1200 AM MDT for a
portion of southwest North Dakota.

&&

LAT...LON 4647 10316 4663 10301 4663 10293 4658 10256
      4644 10260 4631 10283
TIME...MOT...LOC 0034Z 297DEG 20KT 4656 10307

$$


NDC041-087-120115-
/O.CON.KBIS.SV.W.0262.000000T0000Z-260812T0115Z/
Hettinger ND-Slope ND-
651 PM MDT Tue Aug 11 2026

...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 715 PM MDT FOR
NORTHWESTERN HETTINGER AND NORTHEASTERN SLOPE COUNTIES...

At 651 PM MDT, a severe thunderstorm was located near New England, or
28 miles south of Dickinson, moving southeast at 25 mph.

HAZARD...Golf ball size hail and 60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...People and animals outdoors will be injured. Expect hail
         damage to roofs, siding, windows, and vehicles. Expect wind
         damage to roofs, siding, and trees.

Locations impacted include...
  New England and Havelock.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Anyone outdoors should move to shelter inside a well-built structure
and stay away from windows. This storm is capable of producing
dangerous hail and damaging winds.

&&

LAT...LON 4647 10316 4663 10301 4663 10293 4658 10256
      4644 10260 4631 10283
TIME...MOT...LOC 0034Z 298DEG 23KT 4653 10301

THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Adam


Action: Cancelled
Issued At: 2026-08-11 19:51:58

366 
WWUS53 KBIS 120051 RRA
SVSBIS

Severe Weather Statement
National Weather Service Bismarck ND
751 PM CDT Tue Aug 11 2026

NDC089-120101-
/O.CAN.KBIS.SV.W.0262.000000T0000Z-260812T0115Z/
Stark ND-
651 PM MDT Tue Aug 11 2026

...SEVERE THUNDERSTORM WARNING IS CANCELLED FOR SOUTHWESTERN STARK
COUNTY...

The storm which prompted the warning has moved out of the area.
Therefore, the warning has been cancelled. A Severe Thunderstorm
Warning still remains in effect for northern Stark County.

A Severe Thunderstorm Watch remains in effect until 1200 AM MDT for a
portion of southwest North Dakota.

&&

LAT...LON 4647 10316 4663 10301 4663 10293 4658 10256
      4644 10260 4631 10283
TIME...MOT...LOC 0034Z 297DEG 20KT 4656 10307

$$


NDC041-087-120115-
/O.CON.KBIS.SV.W.0262.000000T0000Z-260812T0115Z/
Hettinger ND-Slope ND-
651 PM MDT Tue Aug 11 2026

...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 715 PM MDT FOR
NORTHWESTERN HETTINGER AND NORTHEASTERN SLOPE COUNTIES...

At 651 PM MDT, a severe thunderstorm was located near New England, or
28 miles south of Dickinson, moving southeast at 25 mph.

HAZARD...Golf ball size hail and 60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...People and animals outdoors will be injured. Expect hail
         damage to roofs, siding, windows, and vehicles. Expect wind
         damage to roofs, siding, and trees.

Locations impacted include...
  New England and Havelock.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Anyone outdoors should move to shelter inside a well-built structure
and stay away from windows. This storm is capable of producing
dangerous hail and damaging winds.

&&

LAT...LON 4647 10316 4663 10301 4663 10293 4658 10256
      4644 10260 4631 10283
TIME...MOT...LOC 0034Z 298DEG 23KT 4653 10301

THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Adam


Action: Expired
Issued At: 2026-08-11 20:11:58

966 
WWUS53 KBIS 120111
SVSBIS

Severe Weather Statement
National Weather Service Bismarck ND
811 PM CDT Tue Aug 11 2026

NDC041-087-120121-
/O.EXP.KBIS.SV.W.0262.000000T0000Z-260812T0115Z/
Hettinger ND-Slope ND-
711 PM MDT Tue Aug 11 2026

...SEVERE THUNDERSTORM WARNING WILL EXPIRE AT 715 PM MDT FOR
NORTHWESTERN HETTINGER AND NORTHEASTERN SLOPE COUNTIES...

The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning will be allowed to expire. However, small hail
is still possible with this thunderstorm.

A Severe Thunderstorm Warning still remains in effect for
southeastern Hettinger County.

A Severe Thunderstorm Watch remains in effect until 1200 AM MDT for a
portion of southwest North Dakota.

&&

LAT...LON 4647 10316 4663 10301 4663 10293 4658 10256
      4644 10260 4631 10283
TIME...MOT...LOC 0051Z 298DEG 23KT 4648 10288

$$

Adam



Page Loaded at: 2026-08-16 10:33:38 -- Client Address: 216.73.217.42 -- Refresh Time: seconds