Alert archive / Texas / Excessive Heat Warnings in 2017

Excessive Heat Warning 1, NWS Midland/Odessa, TX

June 17, 20177 counties in Texas; Lea County, New Mexico

NWS Midland/Odessa, TX issued this excessive heat warning at Jun 17, 2017, 3:11 AM CDT for 7 counties in Texas; Lea County, New Mexico. It took effect at Jun 17, 2017, 12:00 PM CDT. It was in force for 9 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jun 17, 2017, 3:11 AM CDT (08:11 UTC)
In effect from
Jun 17, 2017, 12:00 PM CDT
Expired
Jun 17, 2017, 9:00 PM CDT
In force
9 hr
Issued by
NWS Midland/Odessa, TX

Counties Lea County, NM, Andrews County, TX, Crane County, TX, Ector County, TX, Gaines County, TX, Martin County, TX, Midland County, TX, Upton County, TX

The radar

The Midland/Odessa radar (KMAF), 31 km from the middle of the area, began a volume at 08:15 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

Del Rio, TX (KDLF), launched 00:00Z, 8.2 hours before the alert went out and 340 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, Del Rio, TX at 00:00Z on 2017-06-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1541 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, Del Rio, TX at 00:00Z on 2017-06-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 50 square meters per square second.193958Sfc1 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
1541 J/kg
Mixed-layer CIN
-325 J/kg
Mixed-layer LCL
2742 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
50 m²/s²
0-3 km storm-relative helicity
208 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.1

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this excessive heat warning 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 excessive heat warning went out at Jun 16, 5:52 PM CDT, 9 hours 19 minutes earlier.

Area forecast discussion, Jun 16, 5:52 PM CDT, 9 hours 19 minutes before
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Hazardous weather outlook, Jun 16, 1:54 PM CDT, 13 hours 17 minutes before
Hazardous Weather Outlook
National Weather Service Midland/Odessa TX
154 PM CDT Fri Jun 16 2017

NMZ027>029-033-034-TXZ045>048-050>053-057>063-067>070-074-075-
079>082-258-171900-
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-
154 PM CDT Fri Jun 16 2017 /1254 PM MDT Fri Jun 16 2017/

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

.DAY ONE...THIS AFTERNOON AND TONIGHT

Hot temperatures are expected through mid evening. All but the
highest elevations are expected to have highs at or above 100
degrees, with many locations exceeding 105 degrees. A Heat Advisory
is in effect through mid evening.

Fire danger will be high across Southeast New Mexico and parts of
Trans Pecos through mid evening due to unseasonably hot temperatures
and dry air.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

Very hot temperatures are expected Saturday with high temperatures
10-15 degrees above normal, exceeding 105 degrees in many locations.
A Heat Advisory is in effect Saturday for west Texas and southeast
New Mexico.

Elevated fire weather conditions are possible Saturday afternoon
across portions of the Guadalupe Mountains, Southeast New Mexico,
and the Trans Pecos. Hot temperatures and consequent low relative
humidity will be the main threats, but lower winds will limit greater
concerns.

.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

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 16, 7:31 PM CDTSpecial Weather StatementMAFBrewster29 min
Jun 17, 4:51 AM CDTFire Weather WatchMAF34 hr

Nearby

Excessive Heat Warnings in Texas, 2017Excessive Heat Warnings in New Mexico, 2017Every excessive heat 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.