Alert archive / Texas / Flash Flood Watches in 2015
Flash Flood Watch 10, NWS Brownsville, TX
NWS Brownsville, TX issued this flash flood watch at Jun 18, 2015, 4:29 AM CDT for 5 counties in Texas. It was in force for 15 hr.
The area
The counties it named.
The facts
- Issued
- Jun 18, 2015, 4:29 AM CDT (09:29 UTC)
- Expired
- Jun 18, 2015, 7:01 PM CDT
- In force
- 15 hr
- Issued by
- NWS Brownsville, TX
- Flood severity
- None
Counties Brooks County, TX, Hidalgo County, TX, Jim Hogg County, TX, Starr County, TX, Zapata County, TX
The radar
The Corpus Christi radar (KCRP), 153 km from the middle of the area, began a volume at 09:30 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, 9.5 hours before the alert went out and 156 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
- 2445 J/kg
- Mixed-layer CIN
- -2 J/kg
- Mixed-layer LCL
- 798 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- -2 m²/s²
- 0-3 km storm-relative helicity
- 64 m²/s²
- Significant tornado parameter
- -0.0
- Supercell composite
- -0.1
What forecasters said that day
The local office's own words before this flash flood watch 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 watch went out at Jun 18, 3:55 AM CDT, 34 minutes earlier.
Area forecast discussion, Jun 18, 3:55 AM CDT, 34 minutes before
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Local storm report, Jun 17, 11:47 PM CDT, 4 hours 42 minutes before
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</html>Local storm report, Jun 18, 1:38 AM CDT, 2 hours 51 minutes before
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</html>Local storm report, Jun 18, 3:36 AM CDT, 53 minutes before
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</html>The office that day
Everything else NWS Brownsville, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 17, 7:09 PM CDT | Special Weather Statement | BRO | Jim Hogg | 51 min |
| Jun 17, 7:26 PM CDT | Areal Flood Advisory | BRO | Zapata | 2 hr |
| Jun 17, 7:51 PM CDT | Special Weather Statement | BRO | Brooks | 39 min |
| Jun 17, 8:01 PM CDT | Areal Flood Advisory | BRO | Brooks | 119 min |
| Jun 17, 8:25 PM CDT | Severe Thunderstorm Warning | BRO | Starr | 35 min |
| Jun 17, 8:49 PM CDT | Flash Flood Warning | BRO | Jim Hogg, Starr, Zapata | 116 min |
| Jun 17, 9:57 PM CDT | Flash Flood Warning | BRO | Brooks, Hidalgo, Jim Hogg, Starr | 2 hr |
| Jun 17, 10:38 PM CDT | Areal Flood Advisory | BRO | Hidalgo, Starr | 112 min |
| Jun 17, 11:38 PM CDT | Areal Flood Advisory | BRO | Hidalgo | 112 min |
| Jun 18, 12:31 AM CDT | Flash Flood Warning | BRO | Hidalgo | 119 min |
| Jun 18, 12:53 AM CDT | Areal Flood Advisory | BRO | Hidalgo, Willacy | 52 min |
| Jun 18, 1:45 AM CDT | Areal Flood Advisory | BRO | Hidalgo | 2 hr |
| Jun 18, 3:42 AM CDT | Areal Flood Advisory | BRO | Hidalgo | 108 min |
| Jun 18, 11:42 AM CDT | Special Weather Statement | BRO | Hidalgo | 48 min |
| Jun 18, 2:10 PM CDT | Special Weather Statement | BRO | Willacy | 50 min |
| Jun 18, 4:35 PM CDT | Areal Flood Advisory | BRO | Kenedy, Willacy | 115 min |
Nearby
Flash Flood Watches in Texas, 2015Every flash flood watch in 2015
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.