Alert archive / North Dakota / Mesoscale Discussions in 2018

Mesoscale Discussion 1024

July 9, 20185 counties in Montana; 11 counties in North Dakota

The Storm Prediction Center issued this mesoscale discussion at Jul 9, 2018, 4:48 PM MDT for 5 counties in Montana; 11 counties in North Dakota. It was in force for 117 min.

The area

The outline as issued.

The facts

Issued: Jul 9, 2018, 4:48 PM MDT (22:48 UTC)
Expired: Jul 9, 2018, 6:45 PM MDT
In force: 117 min
Issued by: the Storm Prediction Center
Chance of a watch: 60%

Counties Daniels County, MT, Richland County, MT, Roosevelt County, MT, Sheridan County, MT, Wibaux County, MT, Billings County, ND, Burke County, ND, Divide County, ND, Dunn County, ND, Golden Valley County, ND, McKenzie County, ND, Mercer County, ND, Mountrail County, ND, Renville County, ND, Ward County, ND, Williams County, ND

The radar

The Minot AFB radar (KMBX), 177 km from the middle of the area, began a volume at 22:50 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.

Severe Thunderstorm Watch 268Jul 9, 5:55 PM MDT

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
Jul 8, 6:58 PM MDT	Mesoscale Discussion	SPC	Dickey, Ransom, Richland, Sargent	2 hr

Nearby

Mesoscale Discussions in North Dakota, 2018 Mesoscale Discussions in Montana, 2018 Every mesoscale discussion in 2018

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.