Alert archive / Texas / Coastal Flood Statements in 2023

Coastal Flood Statement 9, NWS Brownsville, TX

March 17, 2023Cameron County, Kenedy County, Willacy County, Texas

NWS Brownsville, TX issued this coastal flood statement at Mar 17, 2023, 2:25 AM CDT for Cameron County, Kenedy County, Willacy County, Texas. It took effect at Mar 17, 2023, 12:00 PM CDT. It was in force for .

The area

The counties it named.

The facts

Issued: Mar 17, 2023, 2:25 AM CDT (07:25 UTC)
In effect from: Mar 17, 2023, 12:00 PM CDT
Expired: Mar 17, 2023, 11:54 AM CDT
In force
Issued by: NWS Brownsville, TX

Counties Cameron County, TX, Kenedy County, TX, Willacy County, TX

The radar

The Brownsville radar (KBRO), 69 km from the middle of the area, began a volume at 07:28 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

Brownsville Intl, TX (KBRO), launched 00:00Z, 7.4 hours before the alert went out and 71 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: 1842 J/kg
Mixed-layer CIN: -169 J/kg
Mixed-layer LCL: 728 m above ground
0-6 km bulk shear: 34 kt
0-1 km storm-relative helicity: 81 m²/s²
0-3 km storm-relative helicity: 104 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 0.7

Open this sounding in Storm Lab

What forecasters said that day

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

NWS Brownsville, TX wrote its last area forecast discussion before this coastal flood statement went out at Mar 17, 12:49 AM CDT, 1 hour 36 minutes earlier.

Area forecast discussion, Mar 17, 12:49 AM CDT, 1 hour 36 minutes before

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Hazardous weather outlook, Mar 16, 9:21 PM CDT, 5 hours 4 minutes before

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      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
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        The site you requested is temporarily down for maintenance or an unexpected outage.
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The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 16, 8:07 PM CDT	Wind Advisory	BRO	Brooks, Cameron, Hidalgo, Jim Hogg, Kenedy, Starr and 2 more	20 hr
Mar 17, 11:54 AM CDT	Coastal Flood Advisory	BRO	Cameron, Kenedy, Willacy	12 hr
Mar 17, 4:22 PM CDT	Small Craft Advisory	BRO		57 hr

Nearby

Coastal Flood Statements in Texas, 2023 Every coastal flood statement in 2023

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.