Alert archive / North Dakota / Severe Thunderstorm Warnings in 2018
Severe Thunderstorm Warning 13, NWS Bismarck, ND
NWS Bismarck, ND issued this severe thunderstorm warning at May 22, 2018, 8:12 PM CDT for Oliver County, North Dakota. It was in force for 31 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 22, 2018, 8:12 PM CDT (01:12 UTC)
- Expired
- May 22, 2018, 8:43 PM CDT
- In force
- 31 min
- Issued by
- NWS Bismarck, ND
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
County Oliver County, ND
The radar
The Bismarck radar (KBIS), 42 km from the middle of the area, began a volume at 01:13 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 nearest sounding before it
Bismarck Municip, ND (KBIS), launched 00:00Z, 1.2 hours before the alert went out and 45 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
- 989 J/kg
- Mixed-layer CIN
- -18 J/kg
- Mixed-layer LCL
- 1799 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 2 m²/s²
- 0-3 km storm-relative helicity
- 64 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.9
The text
As transmitted.
568
WUUS53 KBIS 230112
SVRBIS
NDC065-230215-
/O.NEW.KBIS.SV.W.0013.180523T0112Z-180523T0215Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Bismarck ND
812 PM CDT TUE MAY 22 2018
The National Weather Service in Bismarck has issued a
* Severe Thunderstorm Warning for...
Southeastern Oliver County in south central North Dakota...
* Until 915 PM CDT.
* At 812 PM CDT, a severe thunderstorm was located 5 miles southeast
of Center, or 18 miles southwest of Washburn, moving east at 10
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.
* This severe thunderstorm will remain over mainly rural areas of
southeastern Oliver County, including the following locations...
Sanger, Price and Nelson Lake.
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 4703 10136 4714 10132 4720 10099 4718 10099
4713 10094 4709 10094 4704 10088 4701 10088
4698 10094 4698 10135
TIME...MOT...LOC 0112Z 262DEG 9KT 4706 10124
HAIL...1.00IN
WIND...60MPH
$$
EDWARDS2 follow-up statements
065
WWUS53 KBIS 230131
SVSBIS
Severe Weather Statement
National Weather Service Bismarck ND
831 PM CDT TUE MAY 22 2018
NDC065-230215-
/O.CON.KBIS.SV.W.0013.000000T0000Z-180523T0215Z/
Oliver ND-
831 PM CDT TUE MAY 22 2018
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 915 PM CDT
FOR SOUTHEASTERN OLIVER COUNTY...
At 830 PM CDT, a severe thunderstorm was located 6 miles southeast of
Center, or 16 miles southwest of Washburn, moving east at 10 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Sanger, Price and Nelson Lake.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4720 10099 4718 10099 4713 10094 4709 10094
4704 10088 4701 10088 4698 10094 4698 10125
4715 10124
TIME...MOT...LOC 0130Z 262DEG 9KT 4707 10117
HAIL...1.00IN
WIND...60MPH
$$
EDWARDS044
WWUS53 KBIS 230143
SVSBIS
Severe Weather Statement
National Weather Service Bismarck ND
843 PM CDT TUE MAY 22 2018
NDC065-230153-
/O.CAN.KBIS.SV.W.0013.000000T0000Z-180523T0215Z/
Oliver ND-
843 PM CDT TUE MAY 22 2018
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN OLIVER COUNTY IS
CANCELLED...
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 has been cancelled. However small hail and
heavy rain are still possible with this thunderstorm.
LAT...LON 4720 10099 4718 10099 4713 10094 4709 10094
4704 10088 4701 10088 4698 10094 4698 10125
4715 10124
TIME...MOT...LOC 0142Z 262DEG 9KT 4707 10112
$$
EDWARDSThe office that day
Everything else NWS Bismarck, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 22, 7:00 PM CDT | Severe Thunderstorm Warning | BIS | Stutsman | 60 min |
| May 22, 7:14 PM CDT | Special Weather Statement | BIS | Hettinger | 46 min |
| May 22, 7:16 PM CDT | Special Weather Statement | BIS | Oliver | 44 min |
| May 22, 7:17 PM CDT | Special Weather Statement | BIS | Morton | 43 min |
| May 22, 7:22 PM CDT | Severe Thunderstorm Warning | BIS | Adams, Hettinger | 53 min |
| May 22, 7:39 PM CDT | Special Weather Statement | BIS | Logan | 51 min |
| May 22, 7:49 PM CDT | Special Weather Statement | BIS | Mercer | 41 min |
| May 22, 8:05 PM CDT | Special Weather Statement | BIS | Oliver | 40 min |
| May 22, 8:08 PM CDT | Special Weather Statement | BIS | Morton | 37 min |
| May 22, 8:16 PM CDT | Special Weather Statement | BIS | Adams | 44 min |
| May 22, 8:48 PM CDT | Special Weather Statement | BIS | Morton | 42 min |
| May 22, 8:59 PM CDT | Special Weather Statement | BIS | Adams | 46 min |
| May 22, 9:24 PM CDT | Flash Flood Warning | BIS | Adams | 6 hr |
| May 22, 9:47 PM CDT | Special Weather Statement | BIS | Adams | 58 min |
| May 23, 12:08 AM CDT | Special Weather Statement | BIS | Hettinger | 37 min |
| May 23, 12:27 AM CDT | Special Weather Statement | BIS | Adams | 48 min |
| May 23, 12:27 PM CDT | Special Weather Statement | BIS | Divide | 48 min |
Nearby
Severe Thunderstorm Warnings in North Dakota, 2018Every severe thunderstorm warning 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.