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Home Return to list Severe Thunderstorm Warning 0181 Issued by the Bismarck Forecast Office
Action: New Issued At: 2025-07-27 00:27:29
129
WUUS53 KBIS 270527
SVRBIS
NDC037-059-085-270615-
/O.NEW.KBIS.SV.W.0181.250727T0527Z-250727T0615Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Bismarck ND
1227 AM CDT Sun Jul 27 2025
The National Weather Service in Bismarck has issued a
* Severe Thunderstorm Warning for...
Northeastern Sioux County in south central North Dakota...
Southeastern Morton County in south central North Dakota...
East central Grant County in south central North Dakota...
* Until 115 AM CDT/1215 AM MDT/.
* At 1226 AM CDT/1126 PM MDT/, a severe thunderstorm was located 9
miles southeast of Flasher, or 31 miles south of Mandan, moving
northeast at 30 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...
Flasher, Solen, Cannon Ball, Raleigh, St. Gertrude, Fort Rice,
Breien, Hazelton Recreation Area, Stumpf State Natural Area, Huff,
and Standing Rock.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4619 10138 4638 10135 4649 10120 4663 10066
4661 10063 4659 10056 4658 10057 4657 10059
4652 10054 4650 10058 4644 10060 4636 10055
TIME...MOT...LOC 0526Z 245DEG 25KT 4638 10107
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
HOLLAN
Action: Continued Issued At: 2025-07-27 00:40:59
536
WWUS53 KBIS 270540
SVSBIS
Severe Weather Statement
National Weather Service Bismarck ND
1240 AM CDT Sun Jul 27 2025
NDC037-059-085-270615-
/O.CON.KBIS.SV.W.0181.000000T0000Z-250727T0615Z/
Sioux ND-Morton ND-Grant ND-
1240 AM CDT Sun Jul 27 2025
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 115 AM
CDT/1215 AM MDT/ FOR NORTHEASTERN SIOUX...SOUTHEASTERN MORTON AND
EAST CENTRAL GRANT COUNTIES...
At 1240 AM CDT/1140 PM MDT/, a severe thunderstorm was located 8
miles southeast of Flasher, or 31 miles south of Mandan, moving
northeast at 5 mph.
HAZARD...60 mph wind gusts and half dollar size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Flasher, Solen, Cannon Ball, Raleigh, Fort Rice, Breien, Hazelton
Recreation Area, Stumpf State Natural Area, and Huff.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4629 10136 4638 10135 4649 10120 4663 10066
4661 10063 4659 10056 4658 10057 4657 10059
4652 10054 4650 10058 4644 10060 4638 10056
4630 10105
TIME...MOT...LOC 0540Z 244DEG 5KT 4639 10109
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.25 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
HOLLAN
Action: Continued Issued At: 2025-07-27 00:57:29
000
WWUS53 KBIS 270557
SVSBIS
Severe Weather Statement
National Weather Service Bismarck ND
1257 AM CDT Sun Jul 27 2025
NDC037-059-085-270615-
/O.CON.KBIS.SV.W.0181.000000T0000Z-250727T0615Z/
Sioux ND-Morton ND-Grant ND-
1257 AM CDT Sun Jul 27 2025
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 115 AM
CDT/1215 AM MDT/ FOR NORTHEASTERN SIOUX...SOUTHEASTERN MORTON AND
EASTERN GRANT COUNTIES...
At 1256 AM CDT/1156 PM MDT/, a severe thunderstorm was located 7
miles southeast of Flasher, or 33 miles south of Mandan, and is
nearly stationary.
HAZARD...60 mph wind gusts and half dollar size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Solen, Cannon Ball, Fort Rice, Breien, Hazelton Recreation Area,
Stumpf State Natural Area, and Huff.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4633 10123 4637 10122 4651 10112 4663 10066
4661 10063 4659 10056 4658 10057 4657 10059
4652 10054 4650 10058 4644 10060 4638 10056
4630 10105
TIME...MOT...LOC 0556Z 277DEG 4KT 4637 10112
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.25 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
HOLLAN
Action: Expired Issued At: 2025-07-27 01:12:30
479
WWUS53 KBIS 270612
SVSBIS
Severe Weather Statement
National Weather Service Bismarck ND
112 AM CDT Sun Jul 27 2025
NDC037-059-085-270621-
/O.EXP.KBIS.SV.W.0181.000000T0000Z-250727T0615Z/
Sioux ND-Morton ND-Grant ND-
112 AM CDT Sun Jul 27 2025
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN SIOUX...
SOUTHEASTERN MORTON AND EASTERN GRANT COUNTIES WILL EXPIRE AT 115 AM
CDT/1215 AM MDT/...
The storm which prompted the warning has weakened below severe
limits. Therefore, the warning will be allowed to expire. However,
small hail and heavy rain are still possible with this thunderstorm.
A Severe Thunderstorm Watch remains in effect until 300 AM CDT/200 AM
MDT/ for south central North Dakota.
&&
LAT...LON 4633 10123 4637 10122 4651 10112 4663 10066
4661 10063 4659 10056 4658 10057 4657 10059
4652 10054 4650 10058 4644 10060 4638 10056
4630 10105
TIME...MOT...LOC 0611Z 245DEG 25KT 4640 10101
$$
HOLLAN
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