Alert archive / North Dakota / Severe Thunderstorm Warnings in 2020
Severe Thunderstorm Warning 30, NWS Bismarck, ND
NWS Bismarck, ND issued this severe thunderstorm warning at Jun 7, 2020, 9:06 PM CDT for LaMoure 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 counties it named.
The facts
- Issued
- Jun 7, 2020, 9:06 PM CDT (02:06 UTC)
- Expired
- Jun 7, 2020, 9:37 PM CDT
- In force
- 31 min
- Issued by
- NWS Bismarck, ND
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 70.0 mph
County LaMoure County, ND
The radar
The Aberdeen radar (KABR), 112 km from the middle of the area, began a volume at 02:09 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 |
|---|---|---|---|
| Jun 7, 3:06 PM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Bismarck Municip, ND (KBIS), launched 00:00Z, 2.1 hours before the alert went out and 169 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
- 348 J/kg
- Mixed-layer CIN
- -115 J/kg
- Mixed-layer LCL
- 2686 m above ground
- 0-6 km bulk shear
- 58 kt
- 0-1 km storm-relative helicity
- 30 m²/s²
- 0-3 km storm-relative helicity
- 174 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 3.9
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 Jun 7, 8:58 PM CDT, 8 minutes earlier.
Area forecast discussion, Jun 7, 8:58 PM CDT, 8 minutes before
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Service Notice</title>
<link rel="stylesheet" href="index.css">
</head>
<body>
<main class="wrap">
<section class="card" role="status" aria-live="polite">
<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
<p id="message1">
The site you requested is temporarily down for maintenance or an unexpected outage.
</p>
<p id="message2">
Please try again in a few minutes.
</p>
<p class="small" id="detail">
If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
</p>
</section>
</main>
<script src="index.js"></script>
</body>
</html>Hazardous weather outlook, Jun 7, 6:53 PM CDT, 2 hours 13 minutes before
Hazardous Weather Outlook National Weather Service Bismarck ND 653 PM CDT Sun Jun 7 2020 NDZ001-002-009-090000- Divide-Burke-Williams- 653 PM CDT Sun Jun 7 2020 This Hazardous Weather Outlook is for portions of northwest North Dakota. .DAY ONE...Tonight The probability for widespread hazardous weather is low. .DAYS TWO THROUGH SEVEN...Monday through Saturday The probability for widespread hazardous weather is low. .SPOTTER INFORMATION STATEMENT... Spotter activation will not be needed. NDZ003>005-010>013-017>022-031>035-040>045-090000- Renville-Bottineau-Rolette-Mountrail-Ward-McHenry-Pierce-McKenzie- Dunn-Mercer-Oliver-McLean-Sheridan-Golden Valley-Billings-Stark- Morton-Burleigh-Slope-Hettinger-Grant-Bowman-Adams-Sioux- 653 PM CDT Sun Jun 7 2020 /553 PM MDT Sun Jun 7 2020/ 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...Tonight Isolated to scattered severe thunderstorms are possible across portions of west and central North Dakota this evening. The main hazards will be large hail up to two inches in diameter and damaging wind gusts up to 70 mph. .DAYS TWO THROUGH SEVEN...Monday through Saturday The probability for widespread hazardous weather is low. .SPOTTER INFORMATION STATEMENT... Weather spotters will be needed. NDZ023-025-036-037-046-047-090000- Wells-Foster-Kidder-Stutsman-Emmons-Logan- 653 PM CDT Sun Jun 7 2020 This Hazardous Weather Outlook is for portions of south central North Dakota and southeast North Dakota. .DAY ONE...Tonight Isolated to scattered severe thunderstorms are possible across portions of west and central North Dakota this evening. The main hazards will be large hail up to two inches in diameter and damaging wind gusts up to 70 mph. .DAYS TWO THROUGH SEVEN...Monday through Saturday The probability for widespread hazardous weather is low. .SPOTTER INFORMATION STATEMENT... Weather spotters will be needed. NDZ048-050-051-090000- La Moure-McIntosh-Dickey- 653 PM CDT Sun Jun 7 2020 This Hazardous Weather Outlook is for portions of southeast North Dakota. .DAY ONE...Tonight A flash flood watch has been issued for Lamoure, Dickey and McIntosh counties through tonight. See www.weather.gov/bis for details. Numerous severe thunderstorms are expected across the southern James River Valley this evening. The main hazards will be a few tornadoes, destructive hail up to baseball size, and destructive wind gusts up to 80 mph. Very heavy rainfall is also likely with the storms. .DAYS TWO THROUGH SEVEN...Monday through Saturday The probability for widespread hazardous weather is low. .SPOTTER INFORMATION STATEMENT... Weather spotters will be needed.
In the hours before
Local storm report, Jun 7, 8:26 PM CDT, 40 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BISMARCK ND
826 PM CDT SUN JUN 7 2020
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0735 PM TSTM WND GST 4 SW EDGELEY 46.32N 98.77W
06/07/2020 M77 MPH LAMOURE ND MESONET
NDAWN STATION 4SW EDGELEY.
&&
MJLocal storm report, Jun 7, 8:46 PM CDT, 20 minutes before
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Service Notice</title>
<link rel="stylesheet" href="index.css">
</head>
<body>
<main class="wrap">
<section class="card" role="status" aria-live="polite">
<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
<p id="message1">
The site you requested is temporarily down for maintenance or an unexpected outage.
</p>
<p id="message2">
Please try again in a few minutes.
</p>
<p class="small" id="detail">
If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
</p>
</section>
</main>
<script src="index.js"></script>
</body>
</html>Special weather statement, Jun 7, 8:50 PM CDT, 16 minutes before
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Service Notice</title>
<link rel="stylesheet" href="index.css">
</head>
<body>
<main class="wrap">
<section class="card" role="status" aria-live="polite">
<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
<p id="message1">
The site you requested is temporarily down for maintenance or an unexpected outage.
</p>
<p id="message2">
Please try again in a few minutes.
</p>
<p class="small" id="detail">
If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
</p>
</section>
</main>
<script src="index.js"></script>
</body>
</html>Local storm report, Jun 7, 9:00 PM CDT, 6 minutes before
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Service Notice</title>
<link rel="stylesheet" href="index.css">
</head>
<body>
<main class="wrap">
<section class="card" role="status" aria-live="polite">
<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
<p id="message1">
The site you requested is temporarily down for maintenance or an unexpected outage.
</p>
<p id="message2">
Please try again in a few minutes.
</p>
<p class="small" id="detail">
If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
</p>
</section>
</main>
<script src="index.js"></script>
</body>
</html>Local storm report, Jun 7, 9:01 PM CDT, 5 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BISMARCK ND
901 PM CDT SUN JUN 7 2020
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0900 PM TSTM WND DMG ELLENDALE 46.01N 98.53W
06/07/2020 DICKEY ND EMERGENCY MNGR
MULTIPLE TREES AND AT LEAST ONE POWER POLE
DOWN IN ELLENDALE.
&&
MJLocal storm report, Jun 7, 9:04 PM CDT, 2 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BISMARCK ND
904 PM CDT SUN JUN 7 2020
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0753 PM TSTM WND DMG 3 E JAMESTOWN 46.91N 98.64W
06/07/2020 STUTSMAN ND PUBLIC
REPORT OF DOWNED POWER LINE ON 34TH STREET.
RELAYED THROUGH SOCIAL MEDIA. TIME ESTIMATED
FROM RADAR.
&&
MJThe office that day
Everything else NWS Bismarck, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 7, 7:13 PM CDT | Tornado Warning | BIS | Dickey, LaMoure, McIntosh | 47 min |
| Jun 7, 7:22 PM CDT | Severe Thunderstorm Warning | BIS | Foster | 23 min |
| Jun 7, 7:24 PM CDT | Severe Thunderstorm Warning | BIS | Logan, McIntosh | 51 min |
| Jun 7, 7:26 PM CDT | Severe Thunderstorm Warning | BIS | Kidder, Stutsman | 64 min |
| Jun 7, 7:34 PM CDT | Severe Thunderstorm Warning | BIS | Adams, Hettinger | 56 min |
| Jun 7, 7:49 PM CDT | Severe Thunderstorm Warning | BIS | Foster, Wells | 26 min |
| Jun 7, 8:19 PM CDT | Severe Thunderstorm Warning | BIS | Foster, Stutsman, Wells | 56 min |
| Jun 7, 8:26 PM CDT | Severe Thunderstorm Warning | BIS | Grant, Hettinger, Morton, Stark | 64 min |
| Jun 7, 8:30 PM CDT | Severe Thunderstorm Warning | BIS | Dickey | 60 min |
| Jun 7, 8:50 PM CDT | Special Weather Statement | BIS | Slope | 25 min |
| Jun 7, 9:24 PM CDT | Severe Thunderstorm Warning | BIS | Morton | 51 min |
| Jun 7, 9:28 PM CDT | Special Weather Statement | BIS | Billings, Golden Valley | 47 min |
| Jun 7, 9:57 PM CDT | Severe Thunderstorm Warning | BIS | Sheridan | 26 min |
| Jun 7, 10:01 PM CDT | Severe Thunderstorm Warning | BIS | Burleigh, McLean, Morton, Oliver | 44 min |
| Jun 7, 10:05 PM CDT | Special Weather Statement | BIS | Logan | 40 min |
| Jun 7, 10:18 PM CDT | Special Weather Statement | BIS | McIntosh | 27 min |
| Jun 7, 10:46 PM CDT | Special Weather Statement | BIS | Burleigh | 44 min |
| Jun 7, 10:47 PM CDT | Special Weather Statement | BIS | Dickey, LaMoure | 43 min |
| Jun 7, 11:13 PM CDT | Special Weather Statement | BIS | Kidder | 47 min |
| Jun 8, 12:07 AM CDT | Special Weather Statement | BIS | Dickey, LaMoure | 38 min |
| Jun 8, 12:20 AM CDT | Severe Thunderstorm Warning | BIS | Dickey, LaMoure | 25 min |
| Jun 8, 12:31 AM CDT | Special Weather Statement | BIS | Morton | 59 min |
| Jun 8, 1:00 AM CDT | Special Weather Statement | BIS | Dickey, LaMoure | 60 min |
| Jun 8, 5:17 AM CDT | Special Weather Statement | BIS | Burke | 43 min |
Nearby
Severe Thunderstorm Warnings in North Dakota, 2020Every severe thunderstorm warning in 2020
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.