Alert archive / Minnesota / Mesoscale Discussions in 2024

Mesoscale Discussion 2000

August 26, 202436 counties in Minnesota; Deuel County, South Dakota

The Storm Prediction Center issued this mesoscale discussion at Aug 26, 2024, 2:43 PM CDT for 36 counties in Minnesota; Deuel County, South Dakota. It was in force for 2 hr.

The area

The outline as issued.

The facts

Issued
Aug 26, 2024, 2:43 PM CDT (19:43 UTC)
Expired
Aug 26, 2024, 4:45 PM CDT
In force
2 hr
Issued by
the Storm Prediction Center
Concerning
Severe thunderstorm watch 649
All 37 counties

Benton County, MN, Big Stone County, MN, Brown County, MN, Carver County, MN, Cass County, MN, Chippewa County, MN, Cottonwood County, MN, Crow Wing County, MN, Douglas County, MN, Grant County, MN, Kandiyohi County, MN, Lac qui Parle County, MN, Lincoln County, MN, Lyon County, MN, McLeod County, MN, Meeker County, MN, Mille Lacs County, MN, Morrison County, MN, Murray County, MN, Nicollet County, MN, Otter Tail County, MN, Pipestone County, MN, Pope County, MN, Redwood County, MN, Renville County, MN, Sherburne County, MN, Sibley County, MN, Stearns County, MN, Stevens County, MN, Swift County, MN, Todd County, MN, Traverse County, MN, Wadena County, MN, Wilkin County, MN, Wright County, MN, Yellow Medicine County, MN, Deuel County, SD

The radar

The Minneapolis radar (KMPX), 152 km from the middle of the area, began a volume at 19:45 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 watches that followed

Watches SPC issued over any of the same counties within four hours of this discussion.

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 7.7 hours before the alert went out and 149 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, Minneapolis, MN at 12:00Z on 2024-08-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3708 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, Minneapolis, MN at 12:00Z on 2024-08-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -13 square meters per square second.193958Sfc1 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
3708 J/kg
Mixed-layer CIN
-104 J/kg
Mixed-layer LCL
735 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
-13 m²/s²
0-3 km storm-relative helicity
33 m²/s²
Significant tornado parameter
0.0
Supercell composite
-3.5

Open this sounding in Storm Lab

The text

As transmitted.

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SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 25, 11:53 PM CDTMesoscale DiscussionSPCBecker, Beltrami, Big Stone, Chippewa, Clay, Clearwater and 21 more2 hr
Aug 26, 12:35 PM CDTMesoscale DiscussionSPCAitkin, Cass, Crow Wing, Douglas, Grant, Morrison and 6 more85 min
Aug 26, 2:38 PM CDTSevere Thunderstorm WatchSPCAitkin, Benton, Big Stone, Cass, Chippewa, Crow Wing and 20 more5 hr
Aug 26, 4:39 PM CDTMesoscale DiscussionSPCAnoka, Blue Earth, Brown, Carver, Chisago, Cottonwood and 25 more96 min
Aug 26, 5:18 PM CDTSevere Thunderstorm WatchSPCAnoka, Blue Earth, Brown, Carver, Chisago, Dakota and 15 more6 hr
Aug 26, 5:49 PM CDTSevere Thunderstorm WatchSPCCottonwood, Jackson, Nobles2 hr
Aug 26, 6:44 PM CDTMesoscale DiscussionSPCAnoka, Blue Earth, Carver, Dakota, Goodhue, Hennepin and 8 more91 min
Aug 25, 7:50 PM CDTMesoscale DiscussionSPCAurora, Beadle, Brule, Buffalo, Charles Mix, Clark and 11 more85 min
Aug 25, 10:50 PM CDTMesoscale DiscussionSPCBeadle, Brown, Clark, Day, Marshall, Spink85 min
Aug 26, 12:15 PM CDTMesoscale DiscussionSPCBennett, Butte, Custer, Fall River, Haakon, Jackson and 4 more2 hr
Aug 26, 2:37 PM CDTMesoscale DiscussionSPCBennett, Butte, Charles Mix, Custer, Fall River, Gregory and 10 more83 min
Aug 26, 3:11 PM CDTSevere Thunderstorm WatchSPCBennett, Butte, Charles Mix, Custer, Fall River, Gregory and 9 more8 hr
Aug 26, 4:51 PM CDTMesoscale DiscussionSPCBennett, Custer, Fall River, Lawrence, Oglala Lakota, Pennington84 min

Nearby

Mesoscale Discussions in Minnesota, 2024Mesoscale Discussions in South Dakota, 2024Every mesoscale discussion in 2024

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.