Alert archive / North Dakota / Severe Thunderstorm Warnings in 2018
Severe Thunderstorm Warning 190, NWS Bismarck, ND
NWS Bismarck, ND issued this severe thunderstorm warning at Jul 9, 2018, 8:38 PM CDT for Divide County, Williams County, North Dakota. It was in force for 67 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jul 9, 2018, 8:38 PM CDT (01:38 UTC)
- Expired
- Jul 9, 2018, 9:45 PM CDT
- In force
- 67 min
- Issued by
- NWS Bismarck, ND
- Area
- Storm-based polygon
- Tornado
- Possible
- Hail
- 2.0 in
- Wind
- 70.0 mph
Counties Divide County, ND, Williams County, ND
The radar
The Minot AFB radar (KMBX), 194 km from the middle of the area, began a volume at 01:38 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 |
|---|---|---|---|
| Jul 9, 7:01 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
The nearest sounding before it
Glasgow Intl Airport, MT (KGGW), launched 00:00Z, 1.6 hours before the alert went out and 234 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
- 1794 J/kg
- Mixed-layer CIN
- -52 J/kg
- Mixed-layer LCL
- 2264 m above ground
- 0-6 km bulk shear
- 51 kt
- 0-1 km storm-relative helicity
- 42 m²/s²
- 0-3 km storm-relative helicity
- 131 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 4.2
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Bismarck, ND wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 9, 6:26 PM CDT, 2 hours 12 minutes earlier.
Area forecast discussion, Jul 9, 6:26 PM CDT, 2 hours 12 minutes before
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</html>Hazardous weather outlook, Jul 9, 3:11 PM CDT, 5 hours 27 minutes before
Hazardous Weather Outlook National Weather Service Bismarck ND 311 PM CDT Mon Jul 9 2018 NDZ001>003-009>011-017>021-031>035-040>046-102015- Divide-Burke-Renville-Williams-Mountrail-Ward-McKenzie-Dunn- Mercer-Oliver-McLean-Golden Valley-Billings-Stark-Morton-Burleigh- Slope-Hettinger-Grant-Bowman-Adams-Sioux-Emmons- 311 PM CDT Mon Jul 9 2018 /211 PM MDT Mon Jul 9 2018/ This Hazardous Weather Outlook is for portions of north central North Dakota, northwest North Dakota, south central North Dakota, and southwest North Dakota. .DAY ONE...This Afternoon and Tonight There is a chance of strong to severe thunderstorms this evening and overnight across all of western and much of central North Dakota. Large hail up to quarter size, damaging wind gusts to 60 mph, and heavy rainfall will be the main threats. .DAYS TWO THROUGH SEVEN...Tuesday through Sunday There is a chance of thunderstorms Tuesday night into Wednesday morning across all of western and central North Dakota. Some of these storms may be strong to severe. The most favorable area for severe weather is across northwest and north central North Dakota, with damaging winds the main threat. .SPOTTER INFORMATION STATEMENT... Spotter activation will not be needed. NDZ004-005-012-013-022-023-025-036-037-047-048-050-051-102015- Bottineau-Rolette-McHenry-Pierce-Sheridan-Wells-Foster-Kidder- Stutsman-Logan-La Moure-McIntosh-Dickey- 311 PM CDT Mon Jul 9 2018 This Hazardous Weather Outlook is for portions of north central North Dakota, south central North Dakota, and southeast North Dakota. .DAY ONE...This Afternoon and Tonight The probability for widespread hazardous weather is low. .DAYS TWO THROUGH SEVEN...Tuesday through Sunday There is a chance of thunderstorms Tuesday night into Wednesday morning across all of western and central North Dakota. Some of these storms may be strong to severe. The most favorable area for severe weather is across northwest and north central North Dakota, with damaging winds the main threat. .SPOTTER INFORMATION STATEMENT... Spotter activation will not be needed.
In the hours before
Special weather statement, Jul 9, 7:30 PM CDT, 1 hour 8 minutes before
Special Weather Statement National Weather Service Bismarck ND 730 PM CDT MON JUL 9 2018 NDZ001-009-100115- Divide ND-Williams ND- 730 PM CDT MON JUL 9 2018 ...A SEVERE THUNDERSTORM WAS MOVING OUT OF SASKATCHEWAN INTO NORTHEASTERN MONTANA...AND WILL AFFECT NORTHWESTERN WILLIAMS AND DIVIDE COUNTIES AFTER 8 PM CDT... At 727 PM CDT, a severe thunderstorm was located near Port Of Raymond, or 12 miles north of Plentywood, moving southeast at 40 mph. Wind gusts to 60 mph and 2 inch hail will be possible with this storm should it hold together. Locations impacted may include... Crosby, Grenora, Wildrose, Epping, Alamo, Fortuna, Alkabo, Writing Rock State Historical Site, Bonetrail, Wheelock, Ambrose, Zahl, Appam, Hanks, Corinth and Blacktail Lake. Very heavy rainfall is also occurring with this storm, and may lead to localized flooding. Do not drive your vehicle through flooded roadways. Frequent cloud to ground lightning is occurring with this storm. Lightning can strike 10 miles away from a thunderstorm. Seek shelter inside a building or vehicle. Campers should move to a sturdy shelter if you see thunderstorms approach. && A Severe Thunderstorm Watch remains in effect until 100 AM CDT for northwestern North Dakota. LAT...LON 4900 10316 4830 10321 4817 10403 4900 10405 TIME...MOT...LOC 0027Z 299DEG 33KT 4895 10460 VINING
The office that day
Everything else NWS Bismarck, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 9, 7:30 PM CDT | Special Weather Statement | BIS | Divide, Williams | 45 min |
| Jul 9, 9:42 PM CDT | Severe Thunderstorm Warning | BIS | McKenzie, Williams | 63 min |
| Jul 9, 10:04 PM CDT | Severe Thunderstorm Warning | BIS | Williams | 56 min |
| Jul 9, 10:41 PM CDT | Severe Thunderstorm Warning | BIS | McKenzie, Williams | 64 min |
| Jul 9, 11:42 PM CDT | Severe Thunderstorm Warning | BIS | McKenzie, Williams | 63 min |
| Jul 10, 12:18 AM CDT | Areal Flood Advisory | BIS | Williams | 3 hr |
| Jul 10, 12:43 AM CDT | Severe Thunderstorm Warning | BIS | Dunn, McKenzie, Mountrail | 62 min |
| Jul 10, 1:08 AM CDT | Special Weather Statement | BIS | Burke | 52 min |
| Jul 10, 1:37 AM CDT | Severe Thunderstorm Warning | BIS | Dunn, McKenzie, McLean, Mountrail | 53 min |
| Jul 10, 1:48 AM CDT | Special Weather Statement | BIS | Dickey, Kidder, Logan | 42 min |
| Jul 10, 2:18 AM CDT | Severe Thunderstorm Warning | BIS | Dunn, McLean, Mercer | 57 min |
| Jul 10, 2:29 AM CDT | Special Weather Statement | BIS | Dickey, Kidder, LaMoure, Logan, Sheridan | 46 min |
| Jul 10, 2:46 AM CDT | Severe Thunderstorm Warning | BIS | McLean, Mercer, Oliver | 59 min |
| Jul 10, 3:16 AM CDT | Special Weather Statement | BIS | Dickey, Kidder, LaMoure, Stutsman | 44 min |
| Jul 10, 3:42 AM CDT | Special Weather Statement | BIS | Burleigh | 48 min |
| Jul 10, 4:02 AM CDT | Special Weather Statement | BIS | Dickey, Kidder, LaMoure, Stutsman | 43 min |
| Jul 10, 4:37 AM CDT | Areal Flood Advisory | BIS | Burleigh, Kidder, Stutsman | 3 hr |
| Jul 10, 5:47 AM CDT | Special Weather Statement | BIS | Dickey, LaMoure, McIntosh | 43 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.