Alert archive / Colorado / Mesoscale Discussions in 2019

Mesoscale Discussion 1939

September 8, 201916 counties in Colorado

The Storm Prediction Center issued this mesoscale discussion at Sep 8, 2019, 2:40 PM MDT for 16 counties in Colorado. It was in force for 95 min.

The area

The outline as issued.

The facts

Issued
Sep 8, 2019, 2:40 PM MDT (20:40 UTC)
Expired
Sep 8, 2019, 4:15 PM MDT
In force
95 min
Issued by
the Storm Prediction Center
Chance of a watch
80%

Counties Adams County, CO, Arapahoe County, CO, Broomfield County, CO, Cheyenne County, CO, Crowley County, CO, Denver County, CO, Douglas County, CO, El Paso County, CO, Elbert County, CO, Jefferson County, CO, Kiowa County, CO, Kit Carson County, CO, Lincoln County, CO, Morgan County, CO, Washington County, CO, Weld County, CO

The radar

The Denver radar (KFTG), 85 km from the middle of the area, began a volume at 20:41 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 text

As transmitted.

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SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 8, 2:56 PM MDTSevere Thunderstorm WatchSPCAdams, Arapahoe, Boulder, Broomfield, Clear Creek, Crowley and 19 more6 hr

Nearby

Mesoscale Discussions in Colorado, 2019Every mesoscale discussion in 2019

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.