Alert archive / Texas / Special Weather Statements in 2021

Special Weather Statement, NWS Brownsville, TX

May 29, 2021Cameron County, Texas

NWS Brownsville, TX issued this special weather statement at May 29, 2021, 1:06 PM CDT for Cameron County, Texas. It was in force for 39 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: May 29, 2021, 1:06 PM CDT (18:06 UTC)
Expired: May 29, 2021, 1:45 PM CDT
In force: 39 min
Issued by: NWS Brownsville, TX

County Cameron County, TX

The radar

The Brownsville radar (KBRO), 10 km from the middle of the area, began a volume at 18:06 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 12:00Z, 6.1 hours before the alert went out and 9 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: 3154 J/kg
Mixed-layer CIN: 0 J/kg
Mixed-layer LCL: 544 m above ground
0-6 km bulk shear: 27 kt
0-1 km storm-relative helicity: 29 m²/s²
0-3 km storm-relative helicity: 101 m²/s²
Significant tornado parameter: 1.2
Supercell composite: 6.6

Open this sounding in Storm Lab

The text

As transmitted.

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The office that day

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

Issued	Product	Office	Counties	Lasted
May 29, 9:44 AM CDT	Special Weather Statement	BRO	Brooks, Jim Hogg	46 min
May 29, 10:20 AM CDT	Special Marine Warning	BRO		40 min
May 29, 10:31 AM CDT	Special Weather Statement	BRO	Hidalgo, Kenedy, Starr, Willacy	44 min
May 29, 10:44 AM CDT	Special Marine Warning	BRO		46 min
May 29, 10:59 AM CDT	Special Marine Warning	BRO		46 min
May 29, 11:12 AM CDT	Special Weather Statement	BRO	Hidalgo, Willacy	48 min
May 29, 11:30 AM CDT	Special Marine Warning	BRO		45 min
May 29, 11:49 AM CDT	Special Marine Warning	BRO		41 min
May 29, 12:01 PM CDT	Special Weather Statement	BRO	Cameron	44 min
May 29, 12:17 PM CDT	Special Marine Warning	BRO		43 min
May 29, 12:23 PM CDT	Special Marine Warning	BRO		37 min
May 29, 12:42 PM CDT	Areal Flood Advisory	BRO	Cameron	47 min
May 29, 5:46 PM CDT	Areal Flood Advisory	BRO	Cameron	59 min
May 29, 6:39 PM CDT	Areal Flood Advisory	BRO	Cameron	2 hr

Nearby

Special Weather Statements in Texas, 2021 Every special weather statement in 2021

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.