Alert archive / Texas / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 21, NWS Midland/Odessa, TX

March 28, 2017Howard County, Mitchell County, Texas

NWS Midland/Odessa, TX issued this severe thunderstorm warning at Mar 28, 2017, 2:31 PM CDT for Howard County, Mitchell County, Texas. It was in force for 59 min. 2 reports 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, 2:31 PM CDT (19:31 UTC)
Expired
Mar 28, 2017, 3:30 PM CDT
In force
59 min
Issued by
NWS Midland/Odessa, TX
Area
Storm-based polygon
Hail
1.25 in
Wind
60.0 mph

Counties Howard County, TX, Mitchell County, TX

The radar

The Midland/Odessa radar (KMAF), 94 km from the middle of the area, began a volume at 19:33 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

TimeReportWhereRemark
Mar 28, 2:45 PM CDTHAIL 1.756 N Coahoma, TXGOLF BALL HAIL COVERED THE GROUND BETWEEN 245 AND 300 PM CDT.
Mar 28, 2:45 PM CDTHAIL 2.52 E Coahoma, TXESTIMATED TENNIS BALL SIZE HAIL BROKE SKY LIGHTS ON A HOME BETWEEN 245 AND 300 PM CDT.

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.

IssuedProductOfficeLasted
Mar 28, 1:51 PM CDTSevere Thunderstorm WatchSPC8 hr

The nearest sounding before it

Midland Regional, TX (KMAF), launched 12:00Z, 7.5 hours before the alert went out and 95 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-pSkew-T log-p diagram, Midland Regional, TX at 12:00Z on 2017-03-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1482 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Midland Regional, TX at 12:00Z on 2017-03-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 125 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
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
1482 J/kg
Mixed-layer CIN
-151 J/kg
Mixed-layer LCL
784 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
125 m²/s²
0-3 km storm-relative helicity
194 m²/s²
Significant tornado parameter
0.3
Supercell composite
1.8

Open this sounding in Storm Lab

The text

As transmitted.

430 
WUUS54 KMAF 281931
SVRMAF
TXC227-335-282030-
/O.NEW.KMAF.SV.W.0021.170328T1931Z-170328T2030Z/

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

The National Weather Service in Midland has issued a

* Severe Thunderstorm Warning for...
  Western Mitchell County in western Texas...
  Eastern Howard County in western Texas...

* Until 330 PM CDT

* At 231 PM CDT, a severe thunderstorm was located over South Haven,
  or near Big Spring, moving northeast at 35 mph.

  HAZARD...60 mph wind gusts and half dollar size hail. 

  SOURCE...Radar indicated. 

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

* Locations impacted include...
  Big Spring, Coahoma, Westbrook, Forsan, Sand Springs, South Haven,
  Elbow, Big Spring Country Club, Big Spring McMahon-Wrinkle Airpark
  and Midway.

THIS INCLUDES Interstate 20 between mile markers 174 and 206.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3209 10114 3209 10160 3249 10142 3246 10096
TIME...MOT...LOC 1931Z 212DEG 29KT 3216 10144 

HAIL...1.25IN
WIND...60MPH
 
$$

49
1 follow-up statement
962 
WWUS54 KMAF 281956
SVSMAF

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

TXC227-335-282030-
/O.CON.KMAF.SV.W.0021.000000T0000Z-170328T2030Z/
Mitchell TX-Howard TX-
256 PM CDT TUE MAR 28 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 330 PM CDT
FOR WESTERN MITCHELL AND EASTERN HOWARD COUNTIES...

At 255 PM CDT, a severe thunderstorm was located over Coahoma, or 10
miles northeast of Big Spring, moving northeast at 35 mph.

HAZARD...60 mph wind gusts and half dollar size hail. 

SOURCE...Radar indicated. 

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

Locations impacted include...
Big Spring, Coahoma, Westbrook, Forsan, Sand Springs, South Haven,
Elbow, Big Spring Country Club, Big Spring McMahon-Wrinkle Airpark
and Midway.

THIS INCLUDES Interstate 20 between mile markers 174 and 206.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3209 10114 3209 10160 3249 10142 3246 10096
TIME...MOT...LOC 1955Z 212DEG 29KT 3233 10131 

HAIL...1.25IN
WIND...60MPH
 
$$

84

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 28, 3:37 AM CDTRed Flag WarningMAFAndrews, Gaines, Loving, Pecos, Ward, Winkler17 hr
Mar 28, 3:41 AM CDTHigh Wind WarningMAFLoving, Pecos, Ward, Winkler18 hr
Mar 28, 3:41 AM CDTWind AdvisoryMAF15 hr
Mar 28, 1:25 PM CDTSpecial Weather StatementMAFGlasscock35 min
Mar 28, 1:45 PM CDTSpecial Weather StatementMAFScurry45 min
Mar 28, 2:01 PM CDTSpecial Weather StatementMAFUpton44 min
Mar 28, 2:07 PM CDTSevere Thunderstorm WarningMAFCrane, Pecos, Upton53 min
Mar 28, 2:15 PM CDTSpecial Weather StatementMAFHoward45 min
Mar 28, 2:24 PM CDTSevere Thunderstorm WarningMAFBorden, Scurry66 min
Mar 28, 2:59 PM CDTSevere Thunderstorm WarningMAFReagan, Upton61 min
Mar 28, 3:27 PM CDTSevere Thunderstorm WarningMAFMitchell, Scurry33 min
Mar 28, 3:53 PM CDTAreal Flood AdvisoryMAFBorden, Howard, Mitchell, Scurry112 min
Mar 28, 3:55 PM CDTSevere Thunderstorm WarningMAFMitchell, Scurry65 min
Mar 28, 3:56 PM CDTSevere Thunderstorm WarningMAFGlasscock, Reagan34 min
Mar 28, 4:35 PM CDTSevere Thunderstorm WarningMAFGlasscock25 min
Mar 28, 5:08 PM CDTSpecial Weather StatementMAFAndrews, Ector, Ward, Winkler52 min
Mar 28, 5:13 PM CDTSpecial Weather StatementMAFJeff Davis, Reeves47 min
Mar 28, 5:46 PM CDTSpecial Weather StatementMAFGlasscock59 min
Mar 28, 5:58 PM CDTSevere Thunderstorm WarningMAFGlasscock, Reagan62 min
Mar 28, 6:00 PM CDTSpecial Weather StatementMAFAndrews, Ector, Gaines, Martin, Winkler45 min
Mar 28, 6:03 PM CDTSpecial Weather StatementMAFLoving, Reeves, Ward, Winkler42 min
Mar 28, 6:15 PM CDTSevere Thunderstorm WarningMAFAndrews, Ector, Martin, Midland45 min
Mar 28, 6:42 PM CDTSevere Thunderstorm WarningMAFEctor, Glasscock, Martin, Midland, Upton33 min
Mar 28, 6:52 PM CDTSevere Thunderstorm WarningMAFBorden, Dawson, Howard, Martin68 min

Nearby

Severe Thunderstorm Warnings in Texas, 2017Every 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.