Alert archive / Texas / Flash Flood Warnings in 2013

Flash Flood Warning 22, NWS San Angelo, TX

October 13, 2013Tom Green County, Texas

NWS San Angelo, TX issued this flash flood warning at Oct 13, 2013, 8:51 AM CDT for Tom Green 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 counties it named.

The facts

Issued
Oct 13, 2013, 8:51 AM CDT (13:51 UTC)
Expired
Oct 13, 2013, 12:00 PM CDT
In force
3 hr
Issued by
NWS San Angelo, TX
Area
Storm-based polygon
Flood severity
None

County Tom Green County, TX

The radar

The San Angelo radar (KSJT), 5 km from the middle of the area, began a volume at 13:53 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

Midland Regional, TX (KMAF), launched 12:00Z, 1.9 hours before the alert went out and 175 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, Midland Regional, TX at 12:00Z on 2013-10-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 462 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, Midland Regional, TX at 12:00Z on 2013-10-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 200 square meters per square second.1939587897Sfc1 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
462 J/kg
Mixed-layer CIN
-134 J/kg
Mixed-layer LCL
889 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
200 m²/s²
0-3 km storm-relative helicity
208 m²/s²
Significant tornado parameter
0.0
Supercell composite
4.9

Open this sounding in Storm Lab

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 12, 8:05 PM CDTSevere Thunderstorm WarningSJTSchleicher25 min
Oct 12, 8:37 PM CDTSevere Thunderstorm WarningSJTMenard23 min
Oct 12, 8:48 PM CDTSevere Thunderstorm WarningSJTConcho, Tom Green27 min
Oct 12, 9:54 PM CDTSpecial Weather StatementSJTMenard51 min
Oct 12, 10:30 PM CDTSpecial Weather StatementSJTSan Saba60 min
Oct 12, 10:54 PM CDTSpecial Weather StatementSJTMason51 min
Oct 12, 11:24 PM CDTFlash Flood WarningSJTMcCulloch, San Saba6 hr
Oct 13, 12:17 AM CDTAreal Flood AdvisorySJTConcho, Tom Green118 min
Oct 13, 2:32 AM CDTAreal Flood AdvisorySJTConcho, Tom Green118 min
Oct 13, 6:43 AM CDTAreal Flood AdvisorySJTKimble2 hr
Oct 13, 7:17 AM CDTSpecial Weather StatementSJTTom Green58 min
Oct 13, 8:04 AM CDTAreal Flood AdvisorySJTTom Green116 min
Oct 13, 8:32 AM CDTFlash Flood WatchSJTBrown, Coke, Coleman, Concho, Crockett, Irion and 12 more22 hr
Oct 13, 10:09 AM CDTAreal Flood AdvisorySJTConcho81 min

Nearby

Flash Flood Warnings in Texas, 2013Every flash flood warning in 2013

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.