Alert archive / Arizona / Mesoscale Discussions in 2005

Mesoscale Discussion 203

February 22, 2005La Paz County, Maricopa County, Yavapai County, Arizona; Riverside County, California

The Storm Prediction Center issued this mesoscale discussion at Feb 22, 2005, 11:55 AM MST for La Paz County, Maricopa County, Yavapai County, Arizona; Riverside County, California. It was in force for 2 hr.

The area

The outline as issued.

The facts

Issued: Feb 22, 2005, 11:55 AM MST (18:55 UTC)
Expired: Feb 22, 2005, 2:00 PM MST
In force: 2 hr
Issued by: the Storm Prediction Center

Counties La Paz County, AZ, Maricopa County, AZ, Yavapai County, AZ, Riverside County, CA

The radar

The Las Vegas radar (KESX), 172 km from the middle of the area, began a volume at 18:57 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, in the capitals the NWS used until 2016.

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SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Feb 21, 10:29 PM MST	Mesoscale Discussion	SPC	Los Angeles, Orange, San Diego, Ventura	61 min
Feb 22, 11:12 AM MST	Mesoscale Discussion	SPC	Los Angeles, Orange, San Diego, Ventura	2 hr
Feb 22, 12:10 PM MST	Tornado Watch	SPC	Los Angeles, Orange, San Diego, Ventura	7 hr
Feb 22, 2:20 PM MST	Mesoscale Discussion	SPC	Los Angeles, Orange, San Diego, Ventura	115 min

Nearby

Mesoscale Discussions in Arizona, 2005 Mesoscale Discussions in California, 2005 Every mesoscale discussion in 2005

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.