Alert archive / Texas / Mesoscale Discussions in 2020

Mesoscale Discussion 660

May 21, 202015 counties in Texas

The Storm Prediction Center issued this mesoscale discussion at May 21, 2020, 8:00 PM CDT for 15 counties in Texas. It was in force for 90 min.

The area

The outline as issued.

The facts

Issued
May 21, 2020, 8:00 PM CDT (01:00 UTC)
Expired
May 21, 2020, 9:30 PM CDT
In force
90 min
Issued by
the Storm Prediction Center
Concerning
Severe thunderstorm watch 199

Counties Coke County, TX, Concho County, TX, Fisher County, TX, Haskell County, TX, Irion County, TX, Jones County, TX, Kent County, TX, Mitchell County, TX, Nolan County, TX, Runnels County, TX, Scurry County, TX, Sterling County, TX, Stonewall County, TX, Taylor County, TX, Tom Green County, TX

The radar

The San Angelo radar (KSJT), 76 km from the middle of the area, began a volume at 01:04 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.

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SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 21, 9:10 PM CDTMesoscale DiscussionSPCLipscomb65 min
May 21, 9:49 PM CDTSevere Thunderstorm WatchSPCLipscomb, Ochiltree8 hr
May 21, 10:25 PM CDTMesoscale DiscussionSPCBrown, Callahan, Coleman, Concho, McCulloch, Runnels and 2 more95 min
May 22, 12:55 PM CDTMesoscale DiscussionSPCArcher, Baylor, Foard, Haskell, Jack, Jones and 9 more95 min
May 22, 1:27 PM CDTSevere Thunderstorm WatchSPCArcher, Baylor, Clay, Foard, Hardeman, Haskell and 11 more6 hr
May 22, 4:55 PM CDTMesoscale DiscussionSPCArcher, Clay, Cooke, Fannin, Grayson, Lamar and 4 more2 hr
May 22, 6:20 PM CDTMesoscale DiscussionSPCClay, Cooke, Montague, Wichita115 min

Nearby

Mesoscale Discussions in Texas, 2020Every mesoscale discussion in 2020

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.