Alert archive / Texas / Flash Flood Warnings in 2025

Flash Flood Warning 17, NWS Brownsville, TX

March 28, 2025Cameron County, Hidalgo County, Texas

NWS Brownsville, TX issued this flash flood warning at Mar 28, 2025, 2:59 AM CDT for Cameron County, Hidalgo County, Texas. It was in force for 7 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Mar 28, 2025, 2:59 AM CDT (07:59 UTC)
Expired
Mar 28, 2025, 9:30 AM CDT
In force
7 hr
Issued by
NWS Brownsville, TX
Area
Storm-based polygon
Damage threat
Considerable
Flood severity
None

Counties Cameron County, TX, Hidalgo County, TX

The radar

The Brownsville radar (KBRO), 56 km from the middle of the area, began a volume at 07:59 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, 8.0 hours before the alert went out and 59 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-pSkew-T log-p diagram, Brownsville Intl, TX at 00:00Z on 2025-03-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1408 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Brownsville Intl, TX at 00:00Z on 2025-03-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 268 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
1408 J/kg
Mixed-layer CIN
-12 J/kg
Mixed-layer LCL
670 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
268 m²/s²
0-3 km storm-relative helicity
380 m²/s²
Significant tornado parameter
2.8
Supercell composite
13.1

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this flash flood warning 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 flash flood warning went out at Mar 28, 2:23 AM CDT, 36 minutes earlier.

Area forecast discussion, Mar 28, 2:23 AM CDT, 36 minutes before
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In the hours before

Local storm report, Mar 27, 9:40 PM CDT, 5 hours 19 minutes before
Preliminary Local Storm Report
National Weather Service Brownsville TX
940 PM CDT Thu Mar 27 2025

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0615 PM     Flash Flood      Mcallen                 26.22N 98.24W
03/27/2025                   Hidalgo            TX   Emergency Mngr

            More than two dozen roads closed city-wide
            and up to forty homes with unknown water
            depth inside. Time was the report time from
            a press release and flooding likely began
            closer to 4 PM.

0800 PM     Flash Flood      Mercedes                26.15N 97.92W
03/27/2025                   Hidalgo            TX   Emergency Mngr

            Water rescues were underway in the City of
            Mercedes, according to the EMC of the County
            and City. Water depth unknown. Report time
            is for the rescues but not the start of the
            flooding.

0800 PM     Flash Flood      3 W Harlingen           26.20N 97.73W
03/27/2025                   Cameron            TX   Emergency Mngr

            Unknown number of homes with some water
            incursion in west Harlingen and frontage
            road closed due to high water at Stuart
            Place. Valley international airport recorded
            more than 5 inches in about 90 minutes.

0800 PM     Flash Flood      La Feria                26.16N 97.82W
03/27/2025                   Cameron            TX   Emergency Mngr

            Swift water rescues underway in the city.
            Water depth unknown but rainfall rates of
            2.5 inches per hour for two hours had likely
            occurred.

0845 PM     Flash Flood      Sebastian               26.34N 97.80W
03/27/2025                   Willacy            TX   Emergency Mngr

            EM of Hidalgo County relayed report of water
            rescues in Sebastian (Willacy County).

&&
Special weather statement, Mar 27, 11:10 PM CDT, 3 hours 49 minutes before
Special Weather Statement
National Weather Service Brownsville TX
1110 PM CDT Thu Mar 27 2025

TXZ249-250-280500-
Brooks TX-Jim Hogg TX-
1110 PM CDT Thu Mar 27 2025

...STRONG THUNDERSTORMS WILL IMPACT EASTERN JIM HOGG AND WESTERN
BROOKS COUNTIES THROUGH MIDNIGHT CDT...

At 1109 PM CDT, Doppler radar was tracking strong thunderstorms along
a line extending from 9 miles southeast of Hebbronville High School
to 9 miles north of Agua Nueva to near Viboras. Movement was east at
35 mph.

HAZARD...Wind gusts up to 50 mph.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects.

Locations impacted include...
San Rafael Ranch Airport, Puesta Del Sol Airport, and Agua Nueva.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

&&

LAT...LON 2732 9852 2727 9852 2726 9820 2702 9830
      2679 9841 2679 9890 2732 9861
TIME...MOT...LOC 0409Z 271DEG 30KT 2726 9854 2703 9866 2676 9878

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...50 MPH

60-BE
Special weather statement, Mar 27, 11:48 PM CDT, 3 hours 11 minutes before
Special Weather Statement
National Weather Service Brownsville TX
1148 PM CDT Thu Mar 27 2025

TXZ249>251-280530-
Brooks TX-Jim Hogg TX-Inland Kenedy TX-
1148 PM CDT Thu Mar 27 2025

...STRONG THUNDERSTORMS WILL IMPACT NORTHWESTERN KENEDY...
SOUTHEASTERN JIM HOGG AND BROOKS COUNTIES THROUGH 1230 AM CDT...

At 1146 PM CDT, Doppler radar was tracking strong thunderstorms along
a line extending from 6 miles west of La Colonia Park to 12 miles
northwest of Encino to near San Rafael Ranch Airport. Movement was
east at 35 mph.

HAZARD...Wind gusts up to 50 mph.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects.

Locations impacted include...
La Colonia Park, Cantu Addition, Airport Road Addition, Encino,
Rachal, Flowella, Falfurrias Junior High School, Pleasant Park,
Brooks County Airport, and El Coyote Ranch Airport.

This includes US Highway 281 between mile markers 710 and 742.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

&&

LAT...LON 2726 9799 2721 9798 2724 9792 2724 9787
      2678 9799 2678 9856 2726 9827
TIME...MOT...LOC 0446Z 269DEG 32KT 2725 9824 2706 9829 2683 9842

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...50 MPH

60-BE
Special weather statement, Mar 27, 11:57 PM CDT, 3 hours 2 minutes before
Special Weather Statement
National Weather Service Brownsville TX
1157 PM CDT Thu Mar 27 2025

TXZ252-253-353-280545-
Southern Hidalgo TX-Northern Hidalgo TX-Starr TX-
1157 PM CDT Thu Mar 27 2025

...STRONG THUNDERSTORMS WILL IMPACT CENTRAL HIDALGO AND EASTERN STARR
COUNTIES THROUGH 1245 AM CDT...

At 1157 PM CDT, Doppler radar was tracking strong thunderstorms along
a line extending from near San Rafael Ranch Airport to 6 miles
southwest of Mccook to 9 miles south of Los Ebanos. Movement was east
at 35 mph.

HAZARD...Wind gusts up to 50 mph.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects.

Locations impacted include...
Boeye Reservoir, Lake Texano, Mcallen High School, Narciso G. Cavazos
Elementary School, Doffing, La Victoria, Las Palmas Community Center,
Enrique Camarena Elementary School, Retama Park, and La Gloria.

This includes the following highways...
 US Highway 83 between mile markers 832 and 850.
 US Highway 281 between mile markers 744 and 762.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

&&

LAT...LON 2610 9829 2612 9827 2612 9830 2610 9830
      2617 9834 2616 9839 2620 9844 2623 9845
      2622 9848 2620 9848 2625 9856 2622 9856
      2626 9859 2626 9862 2624 9866 2624 9868
      2678 9856 2678 9805 2607 9825
TIME...MOT...LOC 0457Z 267DEG 30KT 2678 9842 2642 9847 2610 9858

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...50 MPH

60-BE
Special weather statement, Mar 28, 12:47 AM CDT, 2 hours 12 minutes before
Special Weather Statement
National Weather Service Brownsville TX
1247 AM CDT Fri Mar 28 2025

TXZ251-351-451-280630-
Coastal Kenedy TX-Kenedy Island TX-Inland Kenedy TX-
1247 AM CDT Fri Mar 28 2025

...STRONG THUNDERSTORMS WILL IMPACT KENEDY COUNTY THROUGH 130 AM
CDT...

At 1246 AM CDT, Doppler radar was tracking strong thunderstorms along
a line extending from near Ricardo to Raymondville. Movement was east
at 45 mph.

HAZARD...Wind gusts up to 40 mph.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects.

Locations impacted include...
Kenedy County Wind Farms, Norias, Armstrong, U S 77 Border Patrol
Station, Sarita, Kenedy County Sheriffs Office, and Armstrong Ranch
Airport.

This includes US Highway 77 between mile markers 710 and 744.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

Torrential rainfall is also occurring with these storms and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.

&&

LAT...LON 2726 9773 2728 9765 2724 9763 2723 9755
      2726 9742 2725 9742 2725 9737 2727 9738
      2727 9736 2724 9736 2724 9729 2679 9729
      2677 9798 2724 9790 2725 9782 2727 9782
      2728 9779 2728 9776
TIME...MOT...LOC 0546Z 269DEG 61KT 2738 9776 2648 9776

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...40 MPH

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 27, 7:07 PM CDTSpecial Weather StatementBROHidalgo38 min
Mar 27, 7:14 PM CDTSpecial Marine WarningBRO61 min
Mar 27, 7:20 PM CDTFlash Flood Warning Considerable damage threatBROCameron2 hr
Mar 27, 7:32 PM CDTSpecial Weather StatementBROCameron43 min
Mar 27, 7:33 PM CDTFlash Flood WarningBROWillacy5 hr
Mar 27, 7:40 PM CDTSpecial Marine WarningBRO35 min
Mar 27, 7:50 PM CDTSpecial Marine WarningBRO25 min
Mar 27, 8:08 PM CDTSpecial Marine WarningBRO37 min
Mar 27, 8:15 PM CDTSpecial Marine WarningBRO30 min
Mar 27, 8:40 PM CDTSpecial Marine WarningBRO35 min
Mar 27, 8:49 PM CDTFlash Flood Warning EmergencyCatastrophic damage threatBROCameron6 hr
Mar 27, 8:49 PM CDTSpecial Weather StatementBROCameron41 min
Mar 27, 8:57 PM CDTSevere Thunderstorm WarningBROCameron, Willacy48 min
Mar 27, 9:08 PM CDTSpecial Marine WarningBRO52 min
Mar 27, 9:28 PM CDTFlash Flood WarningBROHidalgo6 hr
Mar 27, 9:32 PM CDTFlash Flood Warning Considerable damage threatBROCameron3 hr
Mar 27, 9:38 PM CDTSevere Thunderstorm WarningBROCameron52 min
Mar 27, 9:40 PM CDTSpecial Marine WarningBRO50 min
Mar 27, 9:42 PM CDTFlash Flood Warning EmergencyCatastrophic damage threatBROCameron5 hr
Mar 27, 9:48 PM CDTFlash Flood Warning EmergencyCatastrophic damage threatBROHidalgo4 hr
Mar 27, 9:55 PM CDTSpecial Marine WarningBRO50 min
Mar 27, 10:01 PM CDTFlash Flood WarningBROBrooks, Hidalgo, Kenedy4 hr
Mar 27, 10:07 PM CDTSpecial Marine WarningBRO53 min
Mar 27, 10:24 PM CDTSpecial Marine WarningBRO33 min
Mar 27, 10:25 PM CDTSevere Thunderstorm WarningBROCameron12 min
Mar 27, 10:37 PM CDTSpecial Marine WarningBRO53 min
Mar 27, 10:42 PM CDTSevere Thunderstorm WarningBROJim Hogg29 min
Mar 27, 10:55 PM CDTSpecial Marine WarningBRO50 min
Mar 27, 11:10 PM CDTSpecial Weather StatementBROJim Hogg50 min
Mar 27, 11:39 PM CDTSpecial Marine WarningBRO29 min
Mar 27, 11:48 PM CDTSpecial Weather StatementBROBrooks42 min
Mar 27, 11:57 PM CDTSpecial Weather StatementBROHidalgo48 min
Mar 28, 12:20 AM CDTSevere Thunderstorm WarningBROHidalgo40 min
Mar 28, 12:29 AM CDTFlash Flood Warning Considerable damage threatBROCameron, Willacy9 hr
Mar 28, 12:32 AM CDTFlash Flood WarningBROBrooks, Hidalgo, Starr58 min
Mar 28, 12:33 AM CDTSevere Thunderstorm WarningBROCameron, Hidalgo, Willacy42 min
Mar 28, 12:39 AM CDTSevere Thunderstorm Warning Considerable damage threatBROCameron, Hidalgo, Kenedy, Willacy38 min
Mar 28, 12:47 AM CDTSpecial Weather StatementBROKenedy43 min
Mar 28, 12:52 AM CDTSpecial Marine WarningBRO23 min
Mar 28, 1:02 AM CDTSevere Thunderstorm WarningBROCameron, Kenedy, Willacy58 min
Mar 28, 1:17 AM CDTSpecial Marine WarningBRO43 min
Mar 28, 1:27 AM CDTSpecial Marine WarningBRO63 min
Mar 28, 1:52 AM CDTSpecial Marine WarningBRO53 min
Mar 28, 1:54 AM CDTSevere Thunderstorm WarningBROCameron36 min
Mar 28, 2:06 AM CDTTornado WarningBROCameron15 min
Mar 28, 2:10 AM CDTSpecial Marine WarningBRO35 min
Mar 28, 2:36 AM CDTSpecial Marine WarningBRO54 min
Mar 28, 3:07 AM CDTSpecial Marine WarningBRO53 min
Mar 28, 3:13 AM CDTSpecial Weather StatementBROHidalgo47 min
Mar 28, 4:21 AM CDTSpecial Marine WarningBRO24 min
Mar 28, 4:38 AM CDTSpecial Marine WarningBRO52 min
Mar 28, 5:21 AM CDTSpecial Weather StatementBROCameron24 min
Mar 28, 6:25 AM CDTSpecial Marine WarningBRO50 min
Mar 28, 9:24 AM CDTAreal Flood WarningBROCameron, Hidalgo, Willacy8 hr
Mar 28, 4:05 PM CDTRiver Flood AdvisoryBROCameron46 hr
Mar 28, 4:05 PM CDTRiver Flood AdvisoryBROCameron46 hr
Mar 28, 4:48 PM CDTSpecial Weather StatementBROCameron42 min
Mar 28, 6:27 PM CDTAreal Flood WarningBROCameron, Hidalgo, Willacy43 hr
Mar 28, 6:33 PM CDTSpecial Weather StatementBROKenedy42 min
Mar 28, 6:41 PM CDTSevere Thunderstorm Warning Considerable damage threatBROKenedy49 min

Nearby

Flash Flood Warnings in Texas, 2025Every flash flood warning in 2025

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.