Alert archive / North Dakota / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 96, NWS Grand Forks, ND

July 18, 2023Barnes County, North Dakota

NWS Grand Forks, ND issued this severe thunderstorm warning at Jul 18, 2023, 11:13 PM CDT for Barnes County, North Dakota. It was in force for 47 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 18, 2023, 11:13 PM CDT (04:13 UTC)
Expired
Jul 19, 2023, 12:00 AM CDT
In force
47 min
Issued by
NWS Grand Forks, ND
Area
Storm-based polygon
Hail
1.25 in
Wind
60.0 mph

County Barnes County, ND

The radar

The Fargo/Grand Forks radar (KMVX), 87 km from the middle of the area, began a volume at 04:15 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.

IssuedProductOfficeLasted
Jul 18, 6:20 PM CDTSevere Thunderstorm WatchSPC8 hr

The nearest sounding before it

Bismarck Municip, ND (KBIS), launched 00:00Z, 4.2 hours before the alert went out and 201 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 00:00Z on 2023-07-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1334 joules per kilogram.LCLEL10008507005003002001001 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 00:00Z on 2023-07-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -18 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
1334 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
1872 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
-18 m²/s²
0-3 km storm-relative helicity
86 m²/s²
Significant tornado parameter
-0.0
Supercell composite
-0.2

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 Grand Forks, ND wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 18, 9:30 PM CDT, 1 hour 43 minutes earlier.

Area forecast discussion, Jul 18, 9:30 PM CDT, 1 hour 43 minutes before
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Hazardous weather outlook, Jul 18, 2:58 PM CDT, 8 hours 15 minutes before
Hazardous Weather Outlook
National Weather Service Grand Forks ND
258 PM CDT Tue Jul 18 2023

MNZ001>009-013>017-022>024-027>032-040-192000-
West Polk-Norman-Clay-Kittson-Roseau-Lake Of The Woods-
West Marshall-East Marshall-North Beltrami-Pennington-Red Lake-
East Polk-North Clearwater-South Beltrami-Mahnomen-
South Clearwater-Hubbard-West Becker-East Becker-Wilkin-
West Otter Tail-East Otter Tail-Wadena-Grant-
258 PM CDT Tue Jul 18 2023

This hazardous weather outlook is for portions of west central
and northwest Minnesota.

.DAY ONE...This Afternoon and Tonight

Areas of wildfire smoke may result in unhealthy air quality for
sensitive groups into tonight. Lightning from scattered
thunderstorms is anticipated this evening into the overnight. The
probability for severe thunderstorms is low.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday

Isolated severe storms are possible on Wednesday afternoon, with
hazards of one inch hail and 60 mph wind gusts possible.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not anticipated.

NDZ006>008-014>016-024-026>030-038-039-049-052>054-192000-
Towner-Cavalier-Pembina-Benson-Ramsey-Eastern Walsh-Eddy-Nelson-
Grand Forks-Griggs-Steele-Traill-Barnes-Cass-Ransom-Sargent-
Richland-Western Walsh-
258 PM CDT Tue Jul 18 2023

This hazardous weather outlook is for portions of eastern North
Dakota.

.DAY ONE...This Afternoon and Tonight

Areas of wildfire smoke may result in unhealthy air quality for
sensitive groups into tonight. Isolated severe storms are
possible from 5 pm to 10 pm tonight, with 2 inch hail and wind
gusts to 70 mph being the main hazards. An isolated tornado is
possible, as is localized flooding with any strong to severe
storm.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday

Isolated severe storms are possible on Wednesday afternoon, with
hazards of one inch hail and 60 mph wind gusts possible.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not anticipated.

In the hours before

Special weather statement, Jul 18, 10:49 PM CDT, 24 minutes before
Special Weather Statement
National Weather Service Grand Forks ND
1049 PM CDT Tue Jul 18 2023

NDZ038-190430-
Barnes ND-
1049 PM CDT Tue Jul 18 2023

...A strong thunderstorm will impact portions of Barnes County
through 1130 PM CDT...

At 1049 PM CDT, Doppler radar was tracking a strong thunderstorm over
Eckelson, or 17 miles west of Valley City, moving southeast at 35
mph.

HAZARD...Winds in excess of 40 mph and penny size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor damage to outdoor objects is
         possible.

Locations impacted include...
Valley City, Sanborn, Hastings, Rogers, Eckelson, Leal and Urbana.

This includes Interstate 94 in North Dakota between mile markers 272
and 302.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

A Severe Thunderstorm Watch remains in effect until 200 AM CDT for
southeastern North Dakota.

&&

LAT...LON 4681 9844 4698 9844 4698 9846 4710 9847
      4716 9830 4691 9778 4663 9808
TIME...MOT...LOC 0349Z 299DEG 29KT 4697 9836

MAX HAIL SIZE...0.75 IN
MAX WIND GUST...40 MPH

Lynch

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 19, 2:42 PM CDTSevere Thunderstorm WarningFGFLake of the Woods, Roseau46 min
Jul 19, 2:51 PM CDTSevere Thunderstorm WarningFGFBeltrami54 min
Jul 19, 2:56 PM CDTSevere Thunderstorm WarningFGFLake of the Woods34 min
Jul 19, 3:01 PM CDTTornado WarningFGFBeltrami44 min
Jul 19, 3:47 PM CDTSevere Thunderstorm WarningFGFBeltrami58 min
Jul 19, 3:56 PM CDTSpecial Weather StatementFGFClearwater34 min
Jul 19, 4:20 PM CDTSevere Thunderstorm WarningFGFBeltrami, Lake of the Woods25 min
Jul 19, 4:44 PM CDTSpecial Weather StatementFGFBeltrami31 min
Jul 18, 10:49 PM CDTSpecial Weather StatementFGFBarnes41 min
Jul 18, 11:44 PM CDTSpecial Weather StatementFGFRansom46 min
Jul 19, 3:12 AM CDTSpecial Weather StatementFGFTowner63 min

Nearby

Severe Thunderstorm Warnings in North Dakota, 2023Every severe thunderstorm warning in 2023

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.