Alert archive / Minnesota / Mesoscale Discussions in 2020

Mesoscale Discussion 1504

August 15, 202014 counties in Minnesota; Traill County, North Dakota

The Storm Prediction Center issued this mesoscale discussion at Aug 15, 2020, 6:39 PM CDT for 14 counties in Minnesota; Traill County, North Dakota. It was in force for 96 min.

The area

The outline as issued.

The facts

Issued
Aug 15, 2020, 6:39 PM CDT (23:39 UTC)
Expired
Aug 15, 2020, 8:15 PM CDT
In force
96 min
Issued by
the Storm Prediction Center
Concerning
Severe thunderstorm watch 441

Counties Beltrami County, MN, Cass County, MN, Clearwater County, MN, Hubbard County, MN, Itasca County, MN, Kittson County, MN, Koochiching County, MN, Mahnomen County, MN, Marshall County, MN, Norman County, MN, Pennington County, MN, Polk County, MN, Red Lake County, MN, Roseau County, MN, Traill County, ND

The radar

The Fargo/Grand Forks radar (KMVX), 128 km from the middle of the area, began a volume at 23:39 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 text

As transmitted.

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SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 14, 7:28 PM CDTMesoscale DiscussionSPCAnoka, Carlton, Carver, Chisago, Dakota, Hennepin and 7 more92 min
Aug 14, 10:21 PM CDTMesoscale DiscussionSPCFillmore, Mower, Olmsted, Wabasha, Winona54 min
Aug 15, 3:14 PM CDTMesoscale DiscussionSPCAitkin, Beltrami, Cass, Clearwater, Hubbard, Itasca and 7 more61 min
Aug 15, 3:55 PM CDTSevere Thunderstorm WatchSPCAitkin, Becker, Beltrami, Cass, Clearwater, Crow Wing and 13 more6 hr

Nearby

Mesoscale Discussions in Minnesota, 2020Mesoscale Discussions in North Dakota, 2020Every mesoscale discussion 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; radar from the NEXRAD Level II archive.