Alert archive / Texas / Wind Advisories in 2021
Wind Advisory 7, NWS Brownsville, TX
NWS Brownsville, TX issued this wind advisory at Mar 25, 2021, 4:56 AM CDT for Brooks County, Jim Hogg County, Zapata County, Texas. It took effect at Mar 25, 2021, 7:00 AM CDT. It was in force for 6 hr.
The area
The counties it named.
The facts
- Issued
- Mar 25, 2021, 4:56 AM CDT (09:56 UTC)
- In effect from
- Mar 25, 2021, 7:00 AM CDT
- Expired
- Mar 25, 2021, 12:35 PM CDT
- In force
- 6 hr
- Issued by
- NWS Brownsville, TX
Counties Brooks County, TX, Jim Hogg County, TX, Zapata County, TX
The radar
The Corpus Christi radar (KCRP), 144 km from the middle of the area, began a volume at 09:56 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
Corpus Christi, TX (KCRP), launched 00:00Z, 9.9 hours before the alert went out and 155 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
- 963 J/kg
- Mixed-layer CIN
- -100 J/kg
- Mixed-layer LCL
- 808 m above ground
- 0-6 km bulk shear
- 66 kt
- 0-1 km storm-relative helicity
- -36 m²/s²
- 0-3 km storm-relative helicity
- 34 m²/s²
- Significant tornado parameter
- -0.2
- Supercell composite
- -2.8
The text
As transmitted.
218 WWUS74 KBRO 250956 NPWBRO URGENT - WEATHER MESSAGE National Weather Service Brownsville TX 456 AM CDT Thu Mar 25 2021 TXZ248>250-251800- /O.NEW.KBRO.WI.Y.0007.210325T1200Z-210325T1800Z/ Zapata-Jim Hogg-Brooks- Including the cities of Zapata, Hebbronville, and Falfurrias 456 AM CDT Thu Mar 25 2021 ...WIND ADVISORY IN EFFECT UNTIL 1 PM CDT THIS AFTERNOON... * WHAT...Northwest winds 25 to 35 mph with gusts up to 40 mph expected. * WHERE...Zapata, Jim Hogg and Brooks Counties. * WHEN...Until 1 PM CDT this afternoon. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
1 follow-up statement
827 WWUS74 KBRO 251735 NPWBRO URGENT - WEATHER MESSAGE National Weather Service Brownsville TX 1235 PM CDT Thu Mar 25 2021 TXZ248>250-251845- /O.CAN.KBRO.WI.Y.0007.000000T0000Z-210325T1800Z/ Zapata-Jim Hogg-Brooks- Including the cities of Zapata, Hebbronville, and Falfurrias 1235 PM CDT Thu Mar 25 2021 ...WIND ADVISORY IS CANCELLED... Winds have fallen below Wind Advisory criteria. However, breezy to occasionally strong northerly winds will persist into the afternoon hours. $$
The office that day
Everything else NWS Brownsville, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 25, 3:06 AM CDT | Small Craft Advisory | BRO | 13 hr |
Nearby
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.