Alert archive / North Dakota / Tornado Warnings in 2018
Tornado Warning 3, NWS Bismarck, ND
NWS Bismarck, ND issued this tornado warning at May 31, 2018, 3:47 PM CDT for Mercer County, Oliver County, North Dakota. It was in force for 28 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- May 31, 2018, 3:47 PM CDT (20:47 UTC)
- Expired
- May 31, 2018, 4:15 PM CDT
- In force
- 28 min
- Issued by
- NWS Bismarck, ND
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 1.5 in
Counties Mercer County, ND, Oliver County, ND
The radar
The Bismarck radar (KBIS), 91 km from the middle of the area, began a volume at 20:46 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 31, 3:17 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Bismarck Municip, ND (KBIS), launched 12:00Z, 8.8 hours before the alert went out and 96 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1005 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 37 m²/s²
- 0-3 km storm-relative helicity
- 38 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
593
WFUS53 KBIS 312047
TORBIS
NDC057-065-312115-
/O.NEW.KBIS.TO.W.0003.180531T2047Z-180531T2115Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Bismarck ND
347 PM CDT THU MAY 31 2018
The National Weather Service in Bismarck has issued a
* Tornado Warning for...
Western Oliver County in south central North Dakota...
Southwestern Mercer County in south central North Dakota...
* Until 415 PM CDT.
* At 346 PM CDT, a severe thunderstorm capable of producing a tornado
was located 8 miles southwest of Beulah, moving east at 20 mph.
HAZARD...Tornado and ping pong ball size hail.
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.
* Locations impacted include...
Beulah.
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 4708 10199 4722 10202 4729 10160 4704 10158
TIME...MOT...LOC 2046Z 264DEG 19KT 4716 10188
TORNADO...RADAR INDICATED
HAIL...1.50IN
$$
VINING/KRANZ1 follow-up statement
518
WWUS53 KBIS 312104
SVSBIS
Severe Weather Statement
National Weather Service Bismarck ND
404 PM CDT THU MAY 31 2018
NDC057-065-312115-
/O.CON.KBIS.TO.W.0003.000000T0000Z-180531T2115Z/
Oliver ND-Mercer ND-
404 PM CDT THU MAY 31 2018
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 415 PM CDT FOR
NORTHWESTERN OLIVER AND SOUTH CENTRAL MERCER COUNTIES...
At 404 PM CDT, a severe thunderstorm capable of producing a tornado
was located 8 miles south of Beulah, moving east at 10 mph.
HAZARD...Tornado and ping pong ball size hail.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
This tornadic thunderstorm will remain over mainly rural areas of
northwestern Oliver and south central Mercer Counties.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 4711 10189 4718 10190 4729 10160 4706 10159
TIME...MOT...LOC 2104Z 259DEG 11KT 4714 10183
TORNADO...RADAR INDICATED
HAIL...1.50IN
$$
VINING/KRANZThe office that day
Everything else NWS Bismarck, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 30, 9:27 PM CDT | Special Weather Statement | BIS | Divide | 48 min |
| May 30, 10:02 PM CDT | Severe Thunderstorm Warning | BIS | Divide, Williams | 58 min |
| May 30, 10:48 PM CDT | Special Weather Statement | BIS | Burke | 27 min |
| May 30, 11:07 PM CDT | Special Weather Statement | BIS | Williams | 38 min |
| May 30, 11:28 PM CDT | Special Weather Statement | BIS | Renville | 32 min |
| May 31, 12:26 AM CDT | Special Weather Statement | BIS | McKenzie | 49 min |
| May 31, 1:58 AM CDT | Special Weather Statement | BIS | McKenzie | 47 min |
| May 31, 2:34 AM CDT | Dense Fog Advisory | BIS | Burleigh, Emmons, Foster, Kidder, Logan, McHenry and 8 more | 8 hr |
| May 31, 2:47 AM CDT | Special Weather Statement | BIS | McKenzie | 43 min |
| May 31, 3:00 AM CDT | Severe Thunderstorm Warning | BIS | McKenzie | 41 min |
| May 31, 2:08 PM CDT | Special Weather Statement | BIS | Dunn | 37 min |
| May 31, 2:41 PM CDT | Severe Thunderstorm Warning | BIS | Dunn, Stark | 64 min |
| May 31, 2:45 PM CDT | Tornado Warning | BIS | Dunn | 30 min |
| May 31, 3:13 PM CDT | Tornado Warning | BIS | Dunn, Mercer | 32 min |
| May 31, 3:28 PM CDT | Severe Thunderstorm Warning | BIS | Billings, Dunn, Stark | 47 min |
| May 31, 4:12 PM CDT | Severe Thunderstorm Warning | BIS | Dunn, Stark | 48 min |
| May 31, 4:13 PM CDT | Special Weather Statement | BIS | McKenzie | 47 min |
| May 31, 4:17 PM CDT | Severe Thunderstorm Warning | BIS | Mercer, Oliver | 58 min |
| May 31, 4:40 PM CDT | Severe Thunderstorm Warning | BIS | Hettinger, Slope, Stark | 65 min |
| May 31, 5:23 PM CDT | Tornado Warning | BIS | Morton, Stark | 22 min |
| May 31, 5:29 PM CDT | Severe Thunderstorm Warning | BIS | Dunn, Mercer, Morton, Stark | 46 min |
| May 31, 5:41 PM CDT | Severe Thunderstorm Warning | BIS | Hettinger, Slope, Stark | 64 min |
| May 31, 5:41 PM CDT | Tornado Warning | BIS | Dunn, Mercer, Stark | 34 min |
| May 31, 6:19 PM CDT | Special Weather Statement | BIS | Oliver | 41 min |
| May 31, 6:28 PM CDT | Severe Thunderstorm Warning | BIS | Morton, Oliver | 62 min |
| May 31, 6:43 PM CDT | Severe Thunderstorm Warning | BIS | Grant, Hettinger, Morton, Stark | 62 min |
Nearby
Tornado Warnings in North Dakota, 2018Every tornado warning in 2018Tornadoes in 2018
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.