Alert archive / Texas / Special Weather Statements in 2017

Special Weather Statement, NWS Midland/Odessa, TX

June 12, 2017Pecos County, Texas

NWS Midland/Odessa, TX issued this special weather statement at Jun 12, 2017, 5:39 PM CDT for Pecos County, Texas. It was in force for 51 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
Jun 12, 2017, 5:39 PM CDT (22:39 UTC)
Expired
Jun 12, 2017, 6:30 PM CDT
In force
51 min
Issued by
NWS Midland/Odessa, TX

County Pecos County, TX

The radar

The Midland/Odessa radar (KMAF), 127 km from the middle of the area, began a volume at 22:41 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, 10.7 hours before the alert went out and 128 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 2017-06-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 732 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Midland Regional, TX at 12:00Z on 2017-06-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 159 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
732 J/kg
Mixed-layer CIN
-431 J/kg
Mixed-layer LCL
1579 m above ground
0-6 km bulk shear
12 kt
0-1 km storm-relative helicity
159 m²/s²
0-3 km storm-relative helicity
163 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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 Jun 12, 3:23 PM CDT, 2 hours 16 minutes earlier.

Area forecast discussion, Jun 12, 3:23 PM CDT, 2 hours 16 minutes before
Area Forecast Discussion
National Weather Service Midland/Odessa TX
Issued by National Weather Service SAN ANGELO TX
323 PM CDT Mon Jun 12 2017

.DISCUSSION...
Not many changes to the current forecast as the ridge rules. WV
imagery shows the west coast upper trough has begun its NE
trajectory, and centered over the junction of NV/UT/ID. Further
south, the upper ridge remains centered over Durango, Mexico, and
nosing NE into Texas. Surface obs/analysis shows the dryline
backed up against the western mountains, and this feature should
begin mixing east at any time. Despited warm temperatures aloft,
convergence along the dryline was enough to initiate convection
over the lower Trans Pecos/Big Bend yesterday afternoon. H7
temperatures on today's 12Z KMAF RAOB came in about 1C cooler than
yesterday, so a repeat of isolated activity seems likely this
afternoon/evening, as well as the next couple of days. Forecast
soundings yield CAPEs in excess of 2000 J/kg and steep lapse rates
each afternoon, and deep layer shear increasing Tue/Wed for
organized convection along the dryline. Wet-bulb zero heights are
getting to the upper limit for large hail, but high CCLs will
leave the door open for damaging winds, and we'll mention this in
the HWO.

As the west coast trough ejects up into Canada, the Mexican ridge
will begin building north into the SW CONUS, dominating the
extended forecast. This will keep the thermal ridge axis generally
just west of the CWA, allowing continued triple-digit temps many
locations each afternoon.

&&

.PRELIMINARY POINT TEMPS/POPS...
Big Spring                     73  98  73  99 /  20  10  10  20
Carlsbad                       68 103  67 103 /  10  10  10  10
Dryden                         74  99  76 100 /  10  10  10  10
Fort Stockton                  73 101  73 100 /  10  10  10  20
Guadalupe Pass                 69  94  68  96 /  10  10  10  10
Hobbs                          69  98  67  99 /  10  10  10  10
Marfa                          63  94  61  96 /  10  10  10  10
Midland Intl Airport           74 100  74 100 /  20  20  20  20
Odessa                         73 100  74 100 /  10  10  10  20
Wink                           72 103  73 103 /  10  10  10  10

&&

.MAF WATCHES/WARNINGS/ADVISORIES...
NM...None.
TX...None.
&&

44
Hazardous weather outlook, Jun 12, 3:33 PM CDT, 2 hours 6 minutes before
Hazardous Weather Outlook
National Weather Service Midland/Odessa TX
Issued by National Weather Service SAN ANGELO TX
333 PM CDT Mon Jun 12 2017

NMZ027>029-033-034-TXZ045>048-050>053-057>063-067>070-074-075-
079>082-258-132045-
Guadalupe Mountains of Eddy County-Eddy County Plains-
Northern Lea County-Central Lea County-Southern Lea County-Gaines-
Dawson-Borden-Scurry-Andrews-Martin-Howard-Mitchell-
Van Horn and Highway 54 Corridor-Reeves County and Upper Trans Pecos-
Loving-Winkler-Ector-Midland-Glasscock-Ward-Crane-Upton-Reagan-
Davis/Apache Mountains Area-Pecos-Presidio Valley-Marfa Plateau-
Big Bend Area-Terrell-Guadalupe Mountains-
333 PM CDT Mon Jun 12 2017 /233 PM MDT Mon Jun 12 2017/

This hazardous weather outlook is for portions of southeast New
Mexico, southwest Texas and western Texas.

.DAY ONE...THIS AFTERNOON AND TONIGHT

Near critical fire weather conditions will persist in the Guadalupe
Mountains and portions of southeast New Mexico into the evening
until wind speeds decrease.

A few strong, if not severe, thunderstorms are possible this
afternoon and evening across portions of the lower Trans Pecos and
Permian Basin. Strong winds, hail, brief heavy rainfall, and
occasional lightning strikes are possible with these storms.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

Near critical fire weather conditions are possible for a few hours
Tuesday and Wednesday afternoon across portions of the Guadalupe
Mountains and southeast New Mexico.

A few strong to severe thunderstorms will be possible Tuesday and
Wednesday afternoon and evening across portions of the lower Trans
Pecos and Permian Basin. Strong winds, hail, brief heavy rainfall,
and frequent lightning strikes are possible with these storms.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not anticipated.

This product, along with other watches, warnings, advisories,
and statements issued by the National Weather Service Office in
Midland, can be found on the internet at...
http://weather.gov/midland

In the hours before

Special weather statement, Jun 12, 2:23 PM CDT, 3 hours 16 minutes before
Special Weather Statement
National Weather Service MIDLAND TX
Issued by National Weather Service San Angelo TX
223 PM CDT MON JUN 12 2017

TXZ058-074-122000-
Reeves County and Upper Trans Pecos TX-
Davis/Apache Mountains Area TX-
223 PM CDT MON JUN 12 2017

...SIGNIFICANT WEATHER ADVISORY FOR SOUTH CENTRAL REEVES AND EAST
CENTRAL JEFF DAVIS COUNTIES UNTIL 300 PM CDT...

At 221 PM CDT, Doppler radar was tracking a strong thunderstorm
roughly 16 miles north of Fort Davis, moving slowly east.

Half inch hail and wind gusts up to 50 mph will be possible with this
storm.

Locations impacted include...
Toyahvale, Balmorhea State Park.

LAT...LON 3070 10391 3091 10394 3098 10364 3071 10357
TIME...MOT...LOC 1921Z 261DEG 5KT 3082 10381

sn
Special weather statement, Jun 12, 3:29 PM CDT, 2 hours 10 minutes before
Special Weather Statement
National Weather Service MIDLAND TX
Issued by National Weather Service San Angelo TX
329 PM CDT MON JUN 12 2017

TXZ058-075-122115-
Reeves County and Upper Trans Pecos TX-Pecos TX-
329 PM CDT MON JUN 12 2017

...SIGNIFICANT WEATHER ADVISORY FOR WEST CENTRAL PECOS AND SOUTH
CENTRAL REEVES COUNTIES UNTIL 415 PM CDT...

At 328 PM CDT, Doppler radar was tracking a strong thunderstorm 14
miles southeast of Saragosa, or 25 miles northeast of Fort Davis,
moving east at 10 mph.

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

This storm will remain over mainly rural areas of west central Pecos
and south central Reeves Counties.

LAT...LON 3108 10352 3104 10314 3061 10336 3081 10366
      3084 10368
TIME...MOT...LOC 2028Z 266DEG 8KT 3083 10354

sn
Special weather statement, Jun 12, 4:30 PM CDT, 1 hour 9 minutes before
Special Weather Statement
National Weather Service MIDLAND TX
Issued by National Weather Service San Angelo TX
430 PM CDT MON JUN 12 2017

TXZ075-122230-
Pecos TX-
430 PM CDT MON JUN 12 2017

...SIGNIFICANT WEATHER ADVISORY FOR WEST CENTRAL PECOS COUNTY UNTIL
530 PM CDT...

At 429 PM CDT, Doppler radar was tracking a strong thunderstorm 9
miles northeast of Hovey, or 25 miles southwest of Fort Stockton,
moving east at 20 mph.

Half inch hail and wind gusts up to 50 mph will be possible with this
storm.

Locations impacted include...
Sierra Madera.

LAT...LON 3078 10327 3066 10279 3039 10305 3060 10334
TIME...MOT...LOC 2129Z 291DEG 15KT 3067 10324

sn
Special weather statement, Jun 12, 5:14 PM CDT, 25 minutes before
Special Weather Statement
National Weather Service MIDLAND TX
Issued by National Weather Service San Angelo TX
514 PM CDT MON JUN 12 2017

TXZ075-122300-
Pecos TX-
514 PM CDT MON JUN 12 2017

...SIGNIFICANT WEATHER ADVISORY FOR NORTH CENTRAL PECOS COUNTY UNTIL
600 PM CDT...

At 513 PM CDT, Doppler radar was tracking a strong thunderstorm 13
miles northeast of Fort Stockton-Pecos County Airport, or 13 miles
northeast of Fort Stockton. this storm was nearly stationary.

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

Locations impacted include...
Fort Stockton and Fort Stockton-Pecos County Airport.

LAT...LON 3086 10295 3117 10293 3121 10258 3084 10262
TIME...MOT...LOC 2213Z 279DEG 3KT 3107 10278

sn
Special weather statement, Jun 12, 5:39 PM CDT, 0 minutes before
Special Weather Statement
National Weather Service MIDLAND TX
Issued by National Weather Service San Angelo TX
539 PM CDT MON JUN 12 2017

TXZ075-122330-
Pecos TX-
539 PM CDT MON JUN 12 2017

...SIGNIFICANT WEATHER ADVISORY FOR CENTRAL PECOS COUNTY UNTIL 630 PM
CDT...

At 539 PM CDT, Doppler radar was tracking a strong thunderstorm 12
miles east of Fort Stockton, moving southeast at 15 mph.

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

This storm will remain over mainly rural areas of central Pecos
County.

LAT...LON 3087 10280 3104 10270 3087 10232 3064 10249
TIME...MOT...LOC 2239Z 302DEG 14KT 3091 10267

sn

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 12, 2:23 PM CDTSpecial Weather StatementMAFJeff Davis37 min
Jun 12, 3:29 PM CDTSpecial Weather StatementMAF46 min
Jun 12, 3:49 PM CDTSevere Thunderstorm WarningMAFPecos, Reeves56 min
Jun 12, 4:09 PM CDTSevere Thunderstorm WarningMAFPecos66 min
Jun 12, 4:30 PM CDTSpecial Weather StatementMAFPecos60 min
Jun 12, 4:54 PM CDTSevere Thunderstorm WarningMAFCrane, Pecos, Ward66 min
Jun 12, 5:14 PM CDTSpecial Weather StatementMAFPecos46 min
Jun 12, 5:34 PM CDTSevere Thunderstorm WarningMAFCrane, Ector56 min
Jun 12, 5:41 PM CDTSpecial Weather StatementMAFPecos64 min
Jun 12, 6:08 PM CDTSevere Thunderstorm WarningMAFAndrews, Ector, Martin, Midland52 min
Jun 12, 6:19 PM CDTAreal Flood AdvisoryMAFEctor4 hr
Jun 12, 6:35 PM CDTAreal Flood AdvisoryMAFMidland4 hr
Jun 12, 6:57 PM CDTSpecial Weather StatementMAFPecos48 min

Nearby

Special Weather Statements in Texas, 2017Every special weather statement 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.