Alert archive / Texas / Flash Flood Warnings in 2016
Flash Flood Warning 63, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Jun 27, 2016, 2:33 AM CDT for Val Verde County, Texas. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jun 27, 2016, 2:33 AM CDT (07:33 UTC)
- Expired
- Jun 27, 2016, 5:30 AM CDT
- In force
- 3 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Storm-based polygon
- Flood severity
- None
County Val Verde County, TX
The radar
The Laughlin AFB radar (KDFX), 141 km from the middle of the area, began a volume at 07:34 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
Del Rio, TX (KDLF), launched 00:00Z, 7.6 hours before the alert went out and 99 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
- 1203 J/kg
- Mixed-layer CIN
- -18 J/kg
- Mixed-layer LCL
- 1772 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- -25 m²/s²
- 0-3 km storm-relative helicity
- 95 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.5
The text
As transmitted.
910 WGUS54 KEWX 270733 FFWEWX TXC465-271030- /O.NEW.KEWX.FF.W.0063.160627T0733Z-160627T1030Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 233 AM CDT MON JUN 27 2016 THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A * FLASH FLOOD WARNING FOR... NORTHERN VAL VERDE COUNTY IN SOUTH CENTRAL TEXAS... * UNTIL 530 AM CDT * AT 230 AM CDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING HEAVY RAIN ACROSS THE WARNED AREA. FLASH FLOODING IS EXPECTED TO BE ONGOING OR BEGIN SHORTLY. LOCALIZED AREAS ACROSS THE NORTHERN HALF OF THE COUNTY HAVE ALREADY EXPERIENCED MULTIPLE INCHES OF RAIN LIKELY RESULTING IN RURAL FLASH FLOODING. THE BULK OF THE RAIN WAS LOCATED IN RURAL AREAS BETWEEN PANDALE AND JUNO BUT MAY BE BEGINNING TO IMPACT PARTS OF HIGHWAY 163 WITH FLOOD WATERS. * SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE... JUNO...PANDALE...DEVILS RIVER STATE NATURAL AREA... HACKBERRY CROSSING AND BAKERS CROSSING. PRECAUTIONARY/PREPAREDNESS ACTIONS... TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD DEATHS OCCUR IN VEHICLES. EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL CREEKS AND STREAMS...COUNTRY ROADS...FARMLAND...AND OTHER LOW LYING SPOTS. FLOODING IS OCCURRING OR IS IMMINENT. IT IS IMPORTANT TO KNOW WHERE YOU ARE RELATIVE TO STREAMS...RIVERS...OR CREEKS WHICH CAN BECOME KILLERS IN HEAVY RAINS. CAMPERS AND HIKERS SHOULD AVOID STREAMS OR CREEKS. && LAT...LON 3029 10168 3029 10085 2985 10084 3000 10166 $$ TB3
1 follow-up statement
286 WGUS74 KEWX 270940 FFSEWX FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 440 AM CDT MON JUN 27 2016 TXC465-271030- /O.CON.KEWX.FF.W.0063.000000T0000Z-160627T1030Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ VAL VERDE TX- 440 AM CDT MON JUN 27 2016 ...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 530 AM CDT FOR NORTHERN VAL VERDE COUNTY... AT 437 AM CDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING HEAVY RAIN OVER NORTHEASTERN VAL VERDE COUNTY. ALSO...WHILE RAIN HAS CEASED IN OTHER PARTS OF THE WARNED AREA...MULTIPLE INCHES OF RAINFALL FROM THE LAST FEW HOURS ARE LIKELY STILL RESULTING IN FLASH FLOOD IMPACTS. SOME LOCATIONS THAT MAY BE EXPERIENCING FLOODING INCLUDE... JUNO...PANDALE...DEVILS RIVER STATE NATURAL AREA...HACKBERRY CROSSING AND BAKERS CROSSING. PRECAUTIONARY/PREPAREDNESS ACTIONS... TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD DEATHS OCCUR IN VEHICLES. EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL CREEKS AND STREAMS...COUNTRY ROADS...FARMLAND...AND OTHER LOW LYING SPOTS. FLOODING IS OCCURRING OR IS IMMINENT. IT IS IMPORTANT TO KNOW WHERE YOU ARE RELATIVE TO STREAMS...RIVERS...OR CREEKS WHICH CAN BECOME KILLERS IN HEAVY RAINS. CAMPERS AND HIKERS SHOULD AVOID STREAMS OR CREEKS. && LAT...LON 3029 10168 3029 10085 2985 10084 3000 10166 $$ TB3
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 27, 12:22 AM CDT | Areal Flood Advisory | EWX | Val Verde | 3 hr |
| Jun 27, 5:25 AM CDT | Areal Flood Advisory | EWX | Edwards, Val Verde | 2 hr |
| Jun 27, 7:55 AM CDT | Areal Flood Advisory | EWX | Edwards, Val Verde | 110 min |
| Jun 27, 9:18 AM CDT | River Flood Warning | EWX | Val Verde | 31 hr |
| Jun 27, 2:45 PM CDT | River Flood Warning | EWX | Val Verde | 18 hr |
Nearby
Flash Flood Warnings in Texas, 2016Every flash flood warning in 2016
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.