Alert archive / Texas / Special Weather Statements in 2021
Special Weather Statement, NWS Brownsville, TX
NWS Brownsville, TX issued this special weather statement at Jul 20, 2021, 5:01 PM CDT for Cameron County, Texas. It was in force for 29 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
- Jul 20, 2021, 5:01 PM CDT (22:01 UTC)
- Expired
- Jul 20, 2021, 5:30 PM CDT
- In force
- 29 min
- Issued by
- NWS Brownsville, TX
County Cameron County, TX
The radar
The Brownsville radar (KBRO), 37 km from the middle of the area, began a volume at 22:04 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, 10.0 hours before the alert went out and 39 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.
- Mixed-layer CAPE
- 1436 J/kg
- Mixed-layer CIN
- -37 J/kg
- Mixed-layer LCL
- 770 m above ground
- 0-6 km bulk shear
- 9 kt
- 0-1 km storm-relative helicity
- -46 m²/s²
- 0-3 km storm-relative helicity
- 43 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
969 WWUS84 KBRO 202201 SPSBRO Special Weather Statement National Weather Service Brownsville TX 501 PM CDT Tue Jul 20 2021 TXZ255-202230- Inland Cameron TX- 501 PM CDT Tue Jul 20 2021 ...SIGNIFICANT WEATHER ADVISORY FOR NORTHWESTERN CAMERON COUNTY UNTIL 530 PM CDT... At 500 PM CDT, Doppler radar was tracking strong thunderstorms over Marine Military Academy, or near Harlingen, moving west at 15 mph. Winds in excess of 40 mph will be possible with these storms. Locations impacted include... Harlingen, San Benito, Rio Hondo, Palm Valley, Rangerville, Laureles, Brownsville, Primera, Combes and Harlingen Arts And Heritage Museum. PRECAUTIONARY/PREPAREDNESS ACTIONS... Torrential rainfall is also occurring with these storms, and may lead to localized flooding. Do not drive your vehicle through flooded roadways. && LAT...LON 2629 9746 2605 9748 2609 9781 2631 9779 TIME...MOT...LOC 2200Z 093DEG 13KT 2622 9768 $$ BA
The office that day
Everything else NWS Brownsville, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 20, 4:06 PM CDT | Special Weather Statement | BRO | Starr | 24 min |
| Jul 20, 4:34 PM CDT | Special Weather Statement | BRO | Starr | 26 min |
| Jul 20, 4:54 PM CDT | Special Weather Statement | BRO | Starr | 36 min |
| Jul 20, 5:26 PM CDT | Special Weather Statement | BRO | Cameron | 34 min |
| Jul 20, 5:38 PM CDT | Special Weather Statement | BRO | Brooks | 37 min |
| Jul 20, 5:59 PM CDT | Special Weather Statement | BRO | Brooks | 31 min |
| Jul 20, 6:10 PM CDT | Special Weather Statement | BRO | Cameron | 35 min |
| Jul 20, 6:20 PM CDT | Special Weather Statement | BRO | Hidalgo | 40 min |
| Jul 20, 6:33 PM CDT | Special Weather Statement | BRO | Starr | 27 min |
| Jul 20, 6:40 PM CDT | Areal Flood Advisory | BRO | Cameron | 58 min |
| Jul 20, 6:44 PM CDT | Severe Thunderstorm Warning | BRO | Hidalgo, Starr | 46 min |
Nearby
Special Weather Statements in Texas, 2021Every 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.