Alert archive / Colorado / Mesoscale Discussions in 2009

Mesoscale Discussion 971

June 7, 200910 counties in Colorado; Laramie County, Wyoming

The Storm Prediction Center issued this mesoscale discussion at Jun 7, 2009, 10:44 AM MDT for 10 counties in Colorado; Laramie County, Wyoming. It was in force for 61 min.

The area

The outline as issued.

The facts

Issued
Jun 7, 2009, 10:44 AM MDT (16:44 UTC)
Expired
Jun 7, 2009, 11:45 AM MDT
In force
61 min
Issued by
the Storm Prediction Center

Counties Adams County, CO, Arapahoe County, CO, Boulder County, CO, Broomfield County, CO, Denver County, CO, Gilpin County, CO, Larimer County, CO, Morgan County, CO, Washington County, CO, Weld County, CO, Laramie County, WY

The radar

The Denver radar (KFTG), 74 km from the middle of the area, began a volume at 16:46 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, in the capitals the NWS used until 2016.

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SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 7, 12:35 AM MDTMesoscale DiscussionSPCLogan, Phillips, Sedgwick55 min
Jun 7, 11:02 AM MDTSevere Thunderstorm WatchSPCAdams, Arapahoe, Boulder, Broomfield, Denver, Douglas and 8 more6 hr
Jun 7, 2:30 PM MDTMesoscale DiscussionSPCAdams, Arapahoe, Broomfield, Denver, Douglas, Elbert and 9 more60 min
Jun 7, 4:31 PM MDTSevere Thunderstorm WatchSPCKit Carson, Yuma5 hr

Nearby

Mesoscale Discussions in Colorado, 2009Mesoscale Discussions in Wyoming, 2009Every mesoscale discussion in 2009

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.