Alert archive / Texas / Flash Flood Watches in 2018

Flash Flood Watch 5, NWS Midland/Odessa, TX

October 6, 201819 counties in Texas; Lea County, New Mexico

NWS Midland/Odessa, TX issued this flash flood watch at Oct 6, 2018, 2:23 PM CDT for 19 counties in Texas; Lea County, New Mexico. It took effect at Oct 6, 2018, 4:00 PM CDT. It was in force for 63 hr.

The area

The counties it named.

The facts

Issued
Oct 6, 2018, 2:23 PM CDT (19:23 UTC)
In effect from
Oct 6, 2018, 4:00 PM CDT
Expired
Oct 9, 2018, 7:00 AM CDT
In force
63 hr
Issued by
NWS Midland/Odessa, TX
Flood severity
None

Counties Lea County, NM, Andrews County, TX, Borden County, TX, Crane County, TX, Dawson County, TX, Ector County, TX, Gaines County, TX, Glasscock County, TX, Howard County, TX, Loving County, TX, Martin County, TX, Midland County, TX, Mitchell County, TX, Pecos County, TX, Reagan County, TX, Scurry County, TX, Terrell County, TX, Upton County, TX, Ward County, TX, Winkler County, TX

The radar

The Midland/Odessa radar (KMAF), 1 km from the middle of the area, began a volume at 19:22 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, 7.4 hours before the alert went out and 0 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 2018-10-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 208 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 2018-10-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 105 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
208 J/kg
Mixed-layer CIN
-79 J/kg
Mixed-layer LCL
904 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
105 m²/s²
0-3 km storm-relative helicity
105 m²/s²
Significant tornado parameter
0.1
Supercell composite
0.8

Open this sounding in Storm Lab

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 Midland/Odessa, TX wrote its last area forecast discussion before this flash flood watch went out at Oct 6, 12:56 PM CDT, 1 hour 27 minutes earlier.

Area forecast discussion, Oct 6, 12:56 PM CDT, 1 hour 27 minutes before
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Hazardous weather outlook, Oct 6, 3:58 AM CDT, 10 hours 25 minutes before
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In the hours before

Special weather statement, Oct 6, 12:10 PM CDT, 2 hours 13 minutes before
Special Weather Statement
National Weather Service Midland/Odessa TX
1110 AM MDT SAT OCT 6 2018

NMZ029-061730-
Northern Lea County NM-
1110 AM MDT SAT OCT 6 2018

...SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN LEA COUNTY UNTIL
1130 AM MDT...

At 1110 AM MDT, Doppler radar was tracking a strong thunderstorm 7
miles southwest of Bronco, or 13 miles southeast of Tatum, moving
northeast at 15 mph.

Half inch hail and wind gusts up to 50 mph will be possible with this
storm.

Locations impacted include...
Gladiola.

LAT...LON 3301 10306 3300 10326 3329 10324 3335 10306
TIME...MOT...LOC 1710Z 239DEG 13KT 3315 10310

The office that day

Everything else NWS Midland/Odessa, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 5, 7:36 PM CDTSpecial Weather StatementMAFGaines24 min
Oct 5, 7:53 PM CDTSpecial Weather StatementMAFGaines52 min
Oct 5, 8:23 PM CDTSpecial Weather StatementMAFPecos22 min
Oct 5, 9:30 PM CDTAreal Flood AdvisoryMAFEctor, Midland3 hr
Oct 5, 9:38 PM CDTSpecial Weather StatementMAF52 min
Oct 5, 9:56 PM CDTSpecial Weather StatementMAFJeff Davis34 min
Oct 5, 10:01 PM CDTSpecial Weather StatementMAFEctor44 min
Oct 5, 10:06 PM CDTAreal Flood AdvisoryMAFBrewster3 hr
Oct 5, 10:19 PM CDTAreal Flood AdvisoryMAFMartin, Midland3 hr
Oct 5, 10:21 PM CDTAreal Flood AdvisoryMAFGaines3 hr
Oct 5, 10:21 PM CDTSpecial Weather StatementMAFMidland24 min
Oct 5, 10:26 PM CDTSevere Thunderstorm WarningMAFBrewster34 min
Oct 5, 10:57 PM CDTSpecial Weather StatementMAFPecos48 min
Oct 5, 11:01 PM CDTSpecial Weather StatementMAF44 min
Oct 5, 11:45 PM CDTSpecial Weather StatementMAFBrewster45 min
Oct 6, 12:42 AM CDTAreal Flood AdvisoryMAFEctor, Midland3 hr
Oct 6, 12:52 AM CDTFlash Flood WarningMAFEctor, Midland3 hr
Oct 6, 1:06 AM CDTAreal Flood AdvisoryMAFCrane, Ector, Midland, Pecos, Upton3 hr
Oct 6, 12:10 PM CDTSpecial Weather StatementMAFYoakum20 min
Oct 6, 3:40 PM CDTSpecial Weather StatementMAFReeves50 min
Oct 6, 4:49 PM CDTSpecial Weather StatementMAFCulberson41 min
Oct 6, 5:00 PM CDTSevere Thunderstorm WarningMAFCulberson, Reeves60 min
Oct 6, 5:58 PM CDTSevere Thunderstorm WarningMAFCulberson, Reeves62 min
Oct 6, 6:47 PM CDTSpecial Weather StatementMAFCulberson28 min
Oct 5, 7:03 PM CDTAreal Flood AdvisoryMAFEddy, Lea3 hr
Oct 6, 4:08 PM CDTSpecial Weather StatementMAFEddy52 min
Oct 6, 4:44 PM CDTSevere Thunderstorm WarningMAFEddy61 min
Oct 6, 5:03 PM CDTSpecial Weather StatementMAFEddy42 min
Oct 6, 5:07 PM CDTAreal Flood AdvisoryMAFEddy3 hr
Oct 6, 5:33 PM CDTSpecial Weather StatementMAFEddy42 min
Oct 6, 5:56 PM CDTSevere Thunderstorm WarningMAFEddy64 min
Oct 6, 6:08 PM CDTSevere Thunderstorm WarningMAFEddy67 min

Nearby

Flash Flood Watches in Texas, 2018Flash Flood Watches in New Mexico, 2018Every flash flood watch in 2018

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.