Alert archive / New Mexico / Mesoscale Discussions in 2009

Mesoscale Discussion 2116

October 20, 2009Cochise County, Graham County, Greenlee County, Arizona; 6 counties in New Mexico

The Storm Prediction Center issued this mesoscale discussion at Oct 20, 2009, 9:30 AM MST for Cochise County, Graham County, Greenlee County, Arizona; 6 counties in New Mexico. It was in force for 2 hr.

The area

The outline as issued.

The facts

Issued
Oct 20, 2009, 9:30 AM MST (16:30 UTC)
Expired
Oct 20, 2009, 11:30 AM MST
In force
2 hr
Issued by
the Storm Prediction Center

Counties Cochise County, AZ, Graham County, AZ, Greenlee County, AZ, Catron County, NM, Doña Ana County, NM, Grant County, NM, Hidalgo County, NM, Luna County, NM, Sierra County, NM

The radar

The El Paso radar (KEPZ), 194 km from the middle of the area, began a volume at 16:36 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
Oct 20, 10:30 AM MSTSevere Thunderstorm WatchSPCCochise, Graham, Greenlee7 hr
Oct 20, 1:33 PM MSTMesoscale DiscussionSPCCochise, Greenlee87 min
Oct 20, 12:41 PM MSTMesoscale DiscussionSPCChaves, Curry, De Baca, Eddy, Guadalupe, Lea and 2 more94 min
Oct 20, 4:20 PM MSTMesoscale DiscussionSPCDoña Ana, Guadalupe, Lincoln, Luna, Sierra, Torrance55 min

Nearby

Mesoscale Discussions in New Mexico, 2009Mesoscale Discussions in Arizona, 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.