Alert archive / Texas / Special Weather Statements in 2018

Special Weather Statement, NWS Corpus Christi, TX

March 27, 2018La Salle County, Texas

NWS Corpus Christi, TX issued this special weather statement at Mar 27, 2018, 10:43 PM CDT for La Salle County, Texas. It was in force for 32 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 27, 2018, 10:43 PM CDT (03:43 UTC)
Expired: Mar 27, 2018, 11:15 PM CDT
In force: 32 min
Issued by: NWS Corpus Christi, TX

County La Salle County, TX

The radar

The Laughlin AFB radar (KDFX), 130 km from the middle of the area, began a volume at 03:43 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, 3.7 hours before the alert went out and 180 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: 161 J/kg
Mixed-layer CIN: -119 J/kg
Mixed-layer LCL: 821 m above ground
0-6 km bulk shear: 52 kt
0-1 km storm-relative helicity: 67 m²/s²
0-3 km storm-relative helicity: 137 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 Corpus Christi, TX wrote its last area forecast discussion before this special weather statement went out at Mar 27, 10:31 PM CDT, 12 minutes earlier.

Area forecast discussion, Mar 27, 10:31 PM CDT, 12 minutes before

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Hazardous weather outlook, Mar 27, 6:07 AM CDT, 16 hours 36 minutes before

Hazardous Weather Outlook
National Weather Service Corpus Christi TX
607 AM CDT Tue Mar 27 2018

TXZ229>234-239>247-281115-
La Salle-McMullen-Live Oak-Bee-Goliad-Victoria-Webb-Duval-
Jim Wells-Kleberg-Nueces-San Patricio-Aransas-Refugio-Calhoun-
607 AM CDT Tue Mar 27 2018

This hazardous weather outlook is for South Texas.

.DAY ONE...Today and Tonight

There is a high risk of dangerous rip currents along Gulf facing
beaches today.

Showers and thunderstorms will be possible today and tonight
across South Texas.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday

The rip current risk is expected to remain at least moderate through
the middle part of the week.

Thunderstorms will be possible Wednesday through Thursday across
South Texas. Strong to severe storms are possible Wednesday
afternoon into early Thursday morning. Damaging winds and large
hail will be primary hazards.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed Wednesday afternoon into early
Thursday morning.

GMZ230-235-250-255-270-275-281115-
Bays and Waterways from Baffin Bay to Port Aransas-
Bays and Waterways from Port Aransas to Port O'Connor-
Coastal waters from Baffin Bay to Port Aransas out 20 NM-
Coastal waters from Port Aransas to Matagorda Ship Channel out
20 NM-Waters from Baffin Bay to Port Aransas from 20 to 60 NM-
Waters from Port Aransas to Matagorda Ship Channel from 20 to
60 NM-
607 AM CDT Tue Mar 27 2018

This hazardous weather outlook is for the Middle Texas
Coastal Waters.

.DAY ONE...Today and Tonight

Small craft advisory conditions will occur over the Gulf Waters
today and tonight.

There will be a chance of showers and thunderstorms tonight over
the Middle Texas Coastal Waters.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday

Small craft advisory conditions will continue into Wednesday.

Chances for showers and thunderstorms will increase Wednesday
afternoon into Thursday morning. A few storms may be strong to
severe.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed Wednesday afternoon into early
Thursday morning.

TB/LB

In the hours before

Local storm report, Mar 27, 10:35 PM CDT, 8 minutes before

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Local storm report, Mar 27, 10:35 PM CDT, 8 minutes before

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Special weather statement, Mar 27, 10:43 PM CDT, 0 minutes before

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The office that day

Everything else NWS Corpus Christi, TX issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Mar 27, 10:06 PM CDT	Severe Thunderstorm Warning	CRP	Webb	39 min
Mar 27, 10:41 PM CDT	Severe Thunderstorm Warning	CRP	Webb	34 min
Mar 27, 10:53 PM CDT	Areal Flood Advisory	CRP	Webb	112 min
Mar 27, 11:15 PM CDT	Special Weather Statement	CRP	La Salle	30 min
Mar 27, 11:37 PM CDT	Special Weather Statement	CRP	Dimmit	38 min
Mar 27, 11:52 PM CDT	Severe Thunderstorm Warning	CRP	Webb	38 min
Mar 28, 4:35 AM CDT	Rip Current Statement	CRP	Aransas, Calhoun, Kleberg, Nueces	47 hr
Mar 28, 12:17 PM CDT	Special Weather Statement	CRP	Live Oak	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.