Alert archive / Montana / Mesoscale Discussions in 2020

Mesoscale Discussion 1029

June 27, 2020Daniels County, Valley County, Montana

The Storm Prediction Center issued this mesoscale discussion at Jun 27, 2020, 6:07 PM MDT for Daniels County, Valley County, Montana. It was in force for 113 min.

The area

The outline as issued.

The facts

Issued: Jun 27, 2020, 6:07 PM MDT (00:07 UTC)
Expired: Jun 27, 2020, 8:00 PM MDT
In force: 113 min
Issued by: the Storm Prediction Center
Concerning: Severe potential...watch possible
Chance of a watch: 40%

Counties Daniels County, MT, Valley County, MT

The radar

The Glasgow radar (KGGW), 13 km from the middle of the area, began a volume at 00:07 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.

Issued	Product	Office	Counties	Lasted
Jun 28, 1:11 PM MDT	Mesoscale Discussion	SPC	Carter, Powder River	2 hr
Jun 28, 1:39 PM MDT	Severe Thunderstorm Watch	SPC	Carter, Powder River	8 hr
Jun 28, 5:18 PM MDT	Mesoscale Discussion	SPC	Carter, Powder River	117 min

Nearby

Mesoscale Discussions in Montana, 2020 Every 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.