Alert archive / Texas / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 39, NWS Midland/Odessa, TX

March 28, 2017Mitchell County, Scurry County, Texas

NWS Midland/Odessa, TX issued this severe thunderstorm warning at Mar 28, 2017, 8:59 PM CDT for Mitchell County, Scurry County, Texas. It was in force for 31 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Mar 28, 2017, 8:59 PM CDT (01:59 UTC)
Expired: Mar 28, 2017, 9:30 PM CDT
In force: 31 min
Issued by: NWS Midland/Odessa, TX
Area: Storm-based polygon
Tornado: Possible
Hail: 1.0 in
Wind: 60.0 mph

Counties Mitchell County, TX, Scurry County, TX

The radar

The San Angelo radar (KSJT), 114 km from the middle of the area, began a volume at 02:00 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.

What was reported inside it

Time	Report	Where	Remark
Mar 28, 9:00 PM CDT	HAIL 1.5	Colorado City, TX

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Mar 28, 1:51 PM CDT	Severe Thunderstorm Watch	SPC	8 hr

The nearest sounding before it

Midland Regional, TX (KMAF), launched 00:00Z, 2.0 hours before the alert went out and 132 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 1002 J/kg
Mixed-layer CIN: -28 J/kg
Mixed-layer LCL: 2452 m above ground
0-6 km bulk shear: 39 kt
0-1 km storm-relative helicity: -52 m²/s²
0-3 km storm-relative helicity: -16 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

Open this sounding in Storm Lab

The text

As transmitted.

199 
WUUS54 KMAF 290159
SVRMAF
TXC335-415-290230-
/O.NEW.KMAF.SV.W.0039.170329T0159Z-170329T0230Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Midland/Odessa TX
859 PM CDT TUE MAR 28 2017

The National Weather Service in Midland has issued a

* Severe Thunderstorm Warning for...
  Mitchell County in western Texas...
  Southeastern Scurry County in western Texas...

* Until 930 PM CDT

* At 859 PM CDT, a severe thunderstorm was located over Colorado
  City, moving northeast at 30 mph.

  HAZARD...60 mph wind gusts and quarter size hail. 

  SOURCE...Radar indicated. 

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees. 

* Locations impacted include...
  Snyder, Colorado City, China Grove, Valley View, Loraine,
  Westbrook, Colorado City Airport, Hermleigh, Lake Colorado City,
  Lake Colorado City State Park, Inadale, Champion Creek Reservoir,
  Cuthbert, Buford, Dunn, Ira and Midway.

THIS INCLUDES Interstate 20 between mile markers 205 and 228.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3209 10098 3258 10111 3285 10066 3209 10067
TIME...MOT...LOC 0159Z 246DEG 25KT 3241 10085 

TORNADO...POSSIBLE
HAIL...1.00IN
WIND...60MPH
 
$$

29

1 follow-up statement

049 
WWUS54 KMAF 290214
SVSMAF

Severe Weather Statement
National Weather Service Midland/Odessa TX
914 PM CDT TUE MAR 28 2017

TXC335-415-290230-
/O.CON.KMAF.SV.W.0039.000000T0000Z-170329T0230Z/
Mitchell TX-Scurry TX-
914 PM CDT TUE MAR 28 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 930 PM CDT
FOR MITCHELL AND SOUTHEASTERN SCURRY COUNTIES...

At 912 PM CDT, a severe thunderstorm was located near Colorado City 
and is northeast at 30 mph.

HAZARD...Ping pong ball size hail and 60 mph wind gusts. 

SOURCE...Public. 

IMPACT...People and animals outdoors will be injured. Expect hail 
         damage to roofs, siding, windows, and vehicles. Expect wind 
         damage to roofs, siding, and trees. 

Locations impacted include...
Snyder, Colorado City, China Grove, Valley View, Loraine, Westbrook,
Colorado City Airport, Hermleigh, Lake Colorado City, Lake Colorado
City State Park, Inadale, Champion Creek Reservoir, Cuthbert, Buford,
Dunn, Ira and Midway.

THIS INCLUDES Interstate 20 between mile markers 205 and 228.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3209 10098 3258 10111 3285 10066 3209 10067
TIME...MOT...LOC 0212Z 246DEG 25KT 3267 10003 

TORNADO...POSSIBLE
HAIL...1.50IN
WIND...60MPH
 
$$

33

The office that day

Everything else NWS Midland/Odessa, TX issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Mar 28, 7:05 PM CDT	Severe Thunderstorm Warning	MAF	Reagan, Upton	55 min
Mar 28, 7:05 PM CDT	Tornado Warning	MAF	Glasscock, Midland, Reagan, Upton	25 min
Mar 28, 7:16 PM CDT	Severe Thunderstorm Warning	MAF	Howard, Martin, Midland	29 min
Mar 28, 7:25 PM CDT	Severe Thunderstorm Warning	MAF	Borden, Dawson	50 min
Mar 28, 7:29 PM CDT	Severe Thunderstorm Warning	MAF	Glasscock, Midland	46 min
Mar 28, 7:35 PM CDT	Severe Thunderstorm Warning	MAF	Mitchell	25 min
Mar 28, 7:47 PM CDT	Severe Thunderstorm Warning	MAF	Glasscock, Howard, Reagan	43 min
Mar 28, 7:59 PM CDT	Areal Flood Advisory	MAF	Glasscock, Howard, Reagan, Upton	3 hr
Mar 28, 8:05 PM CDT	Severe Thunderstorm Warning	MAF	Mitchell	55 min
Mar 28, 8:07 PM CDT	Special Weather Statement	MAF	Terrell	38 min
Mar 28, 8:15 PM CDT	Severe Thunderstorm Warning	MAF	Pecos, Terrell	45 min
Mar 28, 8:50 PM CDT	Areal Flood Advisory	MAF	Mitchell, Scurry	115 min
Mar 28, 8:57 PM CDT	Tornado Warning	MAF	Mitchell	18 min
Mar 28, 9:05 PM CDT	Special Weather Statement	MAF	Terrell	55 min
Mar 29, 1:17 PM CDT	High Wind Watch	MAF		25 hr
Mar 29, 2:08 PM CDT	Fire Weather Watch	MAF	Andrews, Dawson, Gaines, Loving	24 hr

Nearby

Severe Thunderstorm Warnings in Texas, 2017 Every severe thunderstorm warning in 2017

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.