Alert archive / Texas / Flash Flood Warnings in 1996

Flash Flood Warning 16, NWS Amarillo, TX

September 18, 1996Hansford County, Hutchinson County, Ochiltree County, Texas

NWS Amarillo, TX issued this flash flood warning at Sep 18, 1996, 11:34 PM CDT for Hansford County, Hutchinson County, Ochiltree County, Texas. It was in force for 4 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: Sep 18, 1996, 11:34 PM CDT (04:34 UTC)
Expired: Sep 19, 1996, 3:30 AM CDT
In force: 4 hr
Issued by: NWS Amarillo, TX
Area: Whole counties

Counties Hansford County, TX, Hutchinson County, TX, Ochiltree County, TX

The radar

The Amarillo radar (KAMA), 111 km from the middle of the area, began a volume at 04:34 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

Dodge City, (KDDC), launched 00:00Z, 4.6 hours before the alert went out and 214 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 760 J/kg
Mixed-layer CIN: -2 J/kg
Mixed-layer LCL: 635 m above ground
0-6 km bulk shear: 53 kt
0-1 km storm-relative helicity: 107 m²/s²
0-3 km storm-relative helicity: 174 m²/s²
Significant tornado parameter: 0.5
Supercell composite: 2.6

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.

What forecasters said that day

The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Amarillo, TX wrote its last area forecast discussion before this flash flood warning went out at Sep 18, 3:04 PM CDT, 8 hours 30 minutes earlier.

Area forecast discussion, Sep 18, 3:04 PM CDT, 8 hours 30 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 19, 12:30 AM CDT	Severe Thunderstorm Warning	AMA	Gray, Wheeler	60 min
Sep 18, 10:13 PM CDT	Severe Thunderstorm Warning	AMA	Texas	62 min

Nearby

Flash Flood Warnings in Texas, 1996 Every flash flood warning in 1996

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.