Alert archive / Texas / Special Weather Statements in 2018

Special Weather Statement, NWS Midland/Odessa, TX

March 26, 2018Upton County, Texas

NWS Midland/Odessa, TX issued this special weather statement at Mar 26, 2018, 3:00 PM CDT for Upton County, Texas. It was in force for 45 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Mar 26, 2018, 3:00 PM CDT (20:00 UTC)
Expired: Mar 26, 2018, 3:45 PM CDT
In force: 45 min
Issued by: NWS Midland/Odessa, TX

County Upton County, TX

The radar

The Midland/Odessa radar (KMAF), 98 km from the middle of the area, began a volume at 20:03 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 nearest sounding before it

Midland Regional, TX (KMAF), launched 12:00Z, 8.0 hours before the alert went out and 98 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: 478 J/kg
Mixed-layer CIN: -138 J/kg
Mixed-layer LCL: 1612 m above ground
0-6 km bulk shear: 64 kt
0-1 km storm-relative helicity: 30 m²/s²
0-3 km storm-relative helicity: 128 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.4

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Midland/Odessa, TX wrote its last area forecast discussion before this special weather statement went out at Mar 26, 1:48 PM CDT, 1 hour 12 minutes earlier.

Area forecast discussion, Mar 26, 1:48 PM CDT, 1 hour 12 minutes before

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Hazardous weather outlook, Mar 26, 1:42 PM CDT, 1 hour 18 minutes before

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In the hours before

Special weather statement, Mar 26, 2:17 PM CDT, 43 minutes before

Special Weather Statement
National Weather Service Midland/Odessa TX
217 PM CDT MON MAR 26 2018

TXZ053-262000-
Mitchell TX-
217 PM CDT MON MAR 26 2018

...SIGNIFICANT WEATHER ADVISORY FOR MITCHELL COUNTY UNTIL 300 PM
CDT...

At 216 PM CDT, Doppler radar was tracking a strong thunderstorm 11
miles south of Lake Colorado City State Park, or 17 miles southwest
of Colorado City, moving northeast at 35 mph.

Dime size hail and wind gusts up to 50 mph will be possible with this
storm.

Locations impacted include...
Colorado City, Valley View, Loraine, Westbrook, Colorado City
Airport, Lake Colorado City, Champion Creek Reservoir, Lake Colorado
City State Park, I-20 Near The Nolan-Mitchell County Line and Buford.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

&&

A severe thunderstorm watch remains in effect until 900 PM CDT for
western Texas.

LAT...LON 3218 10075 3208 10087 3209 10101 3216 10114
      3252 10093 3251 10066 3235 10066
TIME...MOT...LOC 1916Z 209DEG 29KT 3217 10098

27

Special weather statement, Mar 26, 3:00 PM CDT, 0 minutes before

Special Weather Statement
National Weather Service Midland/Odessa TX
300 PM CDT MON MAR 26 2018

TXZ068-069-075-262045-
Pecos TX-Crane TX-Upton TX-
300 PM CDT MON MAR 26 2018

...SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN PECOS...SOUTHEASTERN
CRANE AND SOUTHWESTERN UPTON COUNTIES UNTIL 345 PM CDT...

At 256 PM CDT, Doppler radar was tracking a strong thunderstorm over
Girvin, or 13 miles southwest of McCamey, moving northeast at 20 mph.

Nickel size hail and wind gusts of 50 to 55 mph will be possible with
this storm.

Locations impacted include...
McCamey, Girvin, Upton County Airport and King Mountain.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

&&

A severe thunderstorm watch remains in effect until 200 AM CDT for
western and southwestern Texas.

LAT...LON 3109 10237 3108 10237 3107 10233 3103 10229
      3104 10225 3103 10221 3101 10219 3101 10217
      3093 10245 3114 10257 3131 10224 3108 10203
TIME...MOT...LOC 1956Z 240DEG 48KT 3105 10243

12

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 26, 2:17 PM CDT	Special Weather Statement	MAF	Mitchell	43 min
Mar 26, 4:38 PM CDT	Special Weather Statement	MAF	Midland	52 min
Mar 26, 5:45 PM CDT	Special Weather Statement	MAF	Glasscock	30 min
Mar 26, 5:51 PM CDT	Severe Thunderstorm Warning	MAF	Glasscock	35 min
Mar 26, 5:54 PM CDT	Special Weather Statement	MAF	Mitchell	51 min
Mar 26, 6:08 PM CDT	Severe Thunderstorm Warning	MAF	Mitchell	28 min

Nearby

Special Weather Statements in Texas, 2018 Every special weather statement in 2018

Sources

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