Alert archive / North Dakota / Severe Thunderstorm Warnings in 2020

Severe Thunderstorm Warning 195, NWS Bismarck, ND

July 13, 2020Pierce County, Rolette County, North Dakota

NWS Bismarck, ND issued this severe thunderstorm warning at Jul 13, 2020, 11:48 AM CDT for Pierce County, Rolette County, North Dakota. It was in force for 57 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 13, 2020, 11:48 AM CDT (16:48 UTC)
Expired
Jul 13, 2020, 12:45 PM CDT
In force
57 min
Issued by
NWS Bismarck, ND
Area
Storm-based polygon
Hail
1.25 in
Wind
60.0 mph

Counties Pierce County, ND, Rolette County, ND

The nearest sounding before it

Bismarck Municip, ND (KBIS), launched 12:00Z, 4.8 hours before the alert went out and 203 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.

Skew-T log-pSkew-T log-p diagram, Bismarck Municip, ND at 12:00Z on 2020-07-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 57 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Bismarck Municip, ND at 12:00Z on 2020-07-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 55 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
57 J/kg
Mixed-layer CIN
-468 J/kg
Mixed-layer LCL
871 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
55 m²/s²
0-3 km storm-relative helicity
204 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

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 13, 6:59 AM CDT, 4 hours 49 minutes earlier.

Area forecast discussion, Jul 13, 6:59 AM CDT, 4 hours 49 minutes before
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Hazardous weather outlook, Jul 13, 5:55 AM CDT, 5 hours 53 minutes before
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In the hours before

Local storm report, Jul 13, 8:20 AM CDT, 3 hours 28 minutes before
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Special weather statement, Jul 13, 8:54 AM CDT, 2 hours 54 minutes before
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Special weather statement, Jul 13, 10:57 AM CDT, 51 minutes before
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Special weather statement, Jul 13, 11:43 AM CDT, 5 minutes before
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The office that day

Everything else NWS Bismarck, ND issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 12, 8:36 PM CDTSevere Thunderstorm WarningBISBurke, Mountrail, Williams25 min
Jul 12, 9:09 PM CDTSevere Thunderstorm WarningBISBurke, Mountrail, Ward51 min
Jul 12, 9:12 PM CDTSevere Thunderstorm WarningBISMountrail48 min
Jul 12, 9:51 PM CDTSpecial Weather StatementBISRenville24 min
Jul 12, 10:34 PM CDTSevere Thunderstorm WarningBISBillings, Slope, Stark34 min
Jul 12, 10:55 PM CDTSevere Thunderstorm WarningBISMcHenry, Renville, Ward20 min
Jul 12, 11:24 PM CDTSpecial Weather StatementBISStark51 min
Jul 12, 11:28 PM CDTSevere Thunderstorm WarningBISBillings, Golden Valley62 min
Jul 12, 11:30 PM CDTSevere Thunderstorm WarningBISDunn, Morton, Stark60 min
Jul 12, 11:32 PM CDTSevere Thunderstorm WarningBISBillings, Golden Valley43 min
Jul 12, 11:59 PM CDTSevere Thunderstorm WarningBISDunn, McLean, Mercer, Morton, Oliver, Stark61 min
Jul 13, 12:05 AM CDTSevere Thunderstorm WarningBISBillings, Dunn, Golden Valley, McKenzie, Stark55 min
Jul 13, 12:24 AM CDTSevere Thunderstorm WarningBISBillings, Dunn, Stark66 min
Jul 13, 12:53 AM CDTSevere Thunderstorm WarningBISBillings, Golden Valley, Stark38 min
Jul 13, 1:03 AM CDTSevere Thunderstorm WarningBISDunn, McLean, Mercer, Mountrail42 min
Jul 13, 1:40 AM CDTSevere Thunderstorm WarningBISMcHenry, McLean, Mercer, Sheridan, Ward41 min
Jul 13, 2:45 AM CDTSevere Thunderstorm WarningBISDunn, Mercer45 min
Jul 13, 3:29 AM CDTSevere Thunderstorm WarningBISDunn, Mercer, Stark46 min
Jul 13, 3:50 AM CDTSevere Thunderstorm WarningBISDunn, Mercer, Morton, Oliver40 min
Jul 13, 4:13 AM CDTSevere Thunderstorm WarningBISDunn, McLean, Mercer, Oliver23 min
Jul 13, 8:54 AM CDTSpecial Weather StatementBISMcLean51 min
Jul 13, 10:57 AM CDTSpecial Weather StatementBISPierce48 min
Jul 13, 11:23 AM CDTSevere Thunderstorm WarningBISPierce, Rolette24 min
Jul 13, 11:43 AM CDTSpecial Weather StatementBISPierce32 min
Jul 13, 12:42 PM CDTSpecial Weather StatementBISPierce48 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.