Alert archive / Texas / Flash Flood Warnings in 1986

Flash Flood Warning 27, NWS Shreveport, LA

June 27, 1986Bowie County, Texas

NWS Shreveport, LA issued this flash flood warning at Jun 27, 1986, 8:15 AM CDT for Bowie County, Texas. It was in force for 15 hr.

The area

The counties it named.

The facts

Issued
Jun 27, 1986, 8:15 AM CDT (13:15 UTC)
Expired
Jun 27, 1986, 11:30 PM CDT
In force
15 hr
Issued by
NWS Shreveport, LA
Area
Whole counties

County Bowie County, TX

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Longview/Gregg, TX (KGGG), launched 12:00Z, 1.3 hours before the alert went out and 123 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, Longview/Gregg, TX at 12:00Z on 1986-06-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 682 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, Longview/Gregg, TX at 12:00Z on 1986-06-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 207 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
682 J/kg
Mixed-layer CIN
-54 J/kg
Mixed-layer LCL
715 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
207 m²/s²
0-3 km storm-relative helicity
303 m²/s²
Significant tornado parameter
0.4
Supercell composite
5.4

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

The office that day

Everything else NWS Shreveport, LA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 27, 2:30 AM CDTFlash Flood WarningSHVCaddo, De Soto4 hr
Jun 27, 2:30 AM CDTFlash Flood WarningSHVBossier4 hr
Jun 27, 5:20 AM CDTFlash Flood WarningSHVBossier, Webster3 hr
Jun 27, 5:20 AM CDTFlash Flood WarningSHVDe Soto3 hr
Jun 27, 5:20 AM CDTFlash Flood WarningSHVCaddo3 hr
Jun 27, 8:15 AM CDTFlash Flood WarningSHVCaddo15 hr
Jun 27, 8:15 AM CDTFlash Flood WarningSHVBossier, Webster15 hr
Jun 27, 8:15 AM CDTFlash Flood WarningSHVDe Soto15 hr
Jun 26, 9:20 PM CDTFlash Flood WarningSHVPanola3 hr
Jun 27, 4:40 AM CDTFlash Flood WarningSHVHarrison4 hr
Jun 27, 7:30 AM CDTFlash Flood WarningSHVCass4 hr
Jun 27, 8:15 AM CDTFlash Flood WarningSHVLafayette, Miller3 hr
Jun 27, 5:35 PM CDTSevere Thunderstorm WarningSHVHempstead, Nevada60 min
Jun 27, 5:57 PM CDTSevere Thunderstorm WarningSHVHoward, Sevier63 min

Nearby

Flash Flood Warnings in Texas, 1986Every flash flood warning in 1986

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.