Alert archive / Texas / Flash Flood Warnings in 1989

Flash Flood Warning 1, NWS Amarillo, TX

May 16, 1989Potter County, Randall County, Texas

NWS Amarillo, TX issued this flash flood warning at May 16, 1989, 7:00 PM CDT for Potter County, Randall County, Texas. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
May 16, 1989, 7:00 PM CDT (00:00 UTC)
Expired
May 16, 1989, 10:00 PM CDT
In force
3 hr
Issued by
NWS Amarillo, TX
Area
Whole counties

Counties Potter County, TX, Randall 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

Amarillo Airport, TX (KAMA), launched 00:00Z, 0.0 hours before the alert went out and 18 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, Amarillo Airport, TX at 00:00Z on 1989-05-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 232 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Amarillo Airport, TX at 00:00Z on 1989-05-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 141 square meters per square second.193958Sfc1 km3 km6 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
232 J/kg
Mixed-layer CIN
-8 J/kg
Mixed-layer LCL
633 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
141 m²/s²
0-3 km storm-relative helicity
421 m²/s²
Significant tornado parameter
0.2
Supercell composite
1.1

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 Amarillo, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 16, 7:14 PM CDTSevere Thunderstorm WarningAMACarson, Potter61 min
May 16, 8:15 PM CDTSevere Thunderstorm WarningAMACarson, Hutchinson60 min
May 16, 8:43 PM CDTSevere Thunderstorm WarningAMAOchiltree62 min
May 16, 9:56 PM CDTFlash Flood WarningAMACarson64 min
May 16, 9:56 PM CDTSevere Thunderstorm WarningAMACarson64 min
May 17, 12:41 PM CDTSevere Thunderstorm WarningAMAParmer64 min
May 17, 1:43 PM CDTSevere Thunderstorm WarningAMAParmer62 min
May 17, 2:01 PM CDTSevere Thunderstorm WarningAMADeaf Smith59 min
May 17, 2:12 PM CDTSevere Thunderstorm WarningAMAHartley63 min
May 17, 3:16 PM CDTSevere Thunderstorm WarningAMAOldham, Potter59 min
May 17, 3:51 PM CDTSevere Thunderstorm WarningAMARandall, Swisher69 min
May 17, 4:10 PM CDTSevere Thunderstorm WarningAMAPotter65 min
May 17, 4:38 PM CDTSevere Thunderstorm WarningAMAHall67 min
May 17, 5:16 PM CDTTornado WarningAMAChildress29 min
May 17, 1:49 PM CDTSevere Thunderstorm WarningAMAQuay56 min
May 17, 3:23 PM CDTTornado WarningAMATexas37 min

Nearby

Flash Flood Warnings in Texas, 1989Every flash flood warning in 1989

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.