Alert archive / Texas / Flash Flood Warnings in 1997

Flash Flood Warning 10, NWS Amarillo, TX

April 25, 1997Armstrong County, Texas

NWS Amarillo, TX issued this flash flood warning at Apr 25, 1997, 1:30 PM CDT for Armstrong County, Texas. It was in force for 8 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
Apr 25, 1997, 1:30 PM CDT (18:30 UTC)
Expired
Apr 25, 1997, 9:00 PM CDT
In force
8 hr
Issued by
NWS Amarillo, TX
Area
Whole counties

County Armstrong County, TX

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 12:00Z, 6.5 hours before the alert went out and 43 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 12:00Z on 1997-04-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Amarillo Airport, TX at 12:00Z on 1997-04-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 138 square meters per square second.19395878Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
469 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
138 m²/s²
0-3 km storm-relative helicity
534 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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 Apr 25, 6:42 AM CDT, 6 hours 48 minutes earlier.

Area forecast discussion, Apr 25, 6:42 AM CDT, 6 hours 48 minutes before
TEXAS/OKLAHOMA PANHANDLES AREA FORECAST DISCUSSION...UPDATED
NATIONAL WEATHER SERVICE AMARILLO TX
643 AM CDT FRI APR 25 1997

HAVE UPDATED SWRN ZONES FOR SN ADVY THROUGH 10 AM. MORNING SOUNDING
PRETTY SATURATED WITH TEMPERATURES COMPLETELY BELOW ZERO DEGREES C.
EXPECT SN TO TRANSITION TO R LATER THIS MORNING. AREA PHONE CALLS
INDICATE 3 INCH AMOUNTS OVR DEAF SMITH COUNTY.

.AMA...
TX...SNOW ADVY TILL 10 AM ZONES 11>13 AND 16>18. FLOOD WATCH TODAY
ZONES 1>20.
OK...NONE.

SLATTERY

In the hours before

Special weather statement, Apr 25, 1:00 PM CDT, 30 minutes before
OKZ001>003-TXZ001>020-252300-

TEXAS/OKLAHOMA PANHANDLES THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE AMARILLO TX
100 PM CDT FRI APR 25 1997

SEVERE THUNDERSTORMS ARE NOT EXPECTED THIS AFTERNOON OR TONIGHT OVER
THE TEXAS AND OKLAHOMA PANHANDLES.  WIDESPREAD RAIN IS EXPECTED OVER
THE EASTERN 2/3 OF THE PANHANDLES...AND A FEW THUNDERSTORMS MAY
DEVELOP WITHIN THE RAIN AREA.  THUNDERSTORMS THAT DO OCCUR ARE
EXPECTED TO REMAIN BELOW SEVERE LEVELS.

A DIFFERENT THREAT OF DANGEROUS WEATHER EXISTS THROUGH TONIGHT
OVER MUCH OF THE TEXAS PANHANDLE HOWEVER.  THIS IS THE THREAT OF
VERY HEAVY RAINS WHICH COULD PRODUCE FLOODING.  A FLOOD WATCH
CONTINUES IN EFFECT FOR THE TEXAS PANHANDLE TODAY...AND WILL LIKELY
BE EXTENDED THROUGH TONIGHT FOR SOUTHERN AND EASTERN SECTIONS.

STORM SPOTTERS ARE NOT EXPECTED TO BE ACTIVATED...BUT REPORTS OF
RISING WATER ARE REQUESTED TO BE FORWARDED TO THE NATIONAL WEATHER
SERVICE.

COCKRELL
Special weather statement, Apr 25, 1:01 PM CDT, 29 minutes before
OKZ001>003-TXZ001>020-252300-

TEXAS/OKLAHOMA PANHANDLES THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE AMARILLO TX
100 PM CDT FRI APR 25 1997

SEVERE THUNDERSTORMS ARE NOT EXPECTED THIS AFTERNOON OR TONIGHT OVER
THE TEXAS AND OKLAHOMA PANHANDLES.  WIDESPREAD RAIN IS EXPECTED OVER
THE EASTERN 2/3 OF THE PANHANDLES...AND A FEW THUNDERSTORMS MAY
DEVELOP WITHIN THE RAIN AREA.  THUNDERSTORMS THAT DO OCCUR ARE
EXPECTED TO REMAIN BELOW SEVERE LEVELS.

A DIFFERENT THREAT OF DANGEROUS WEATHER EXISTS THROUGH TONIGHT
OVER MUCH OF THE TEXAS PANHANDLE HOWEVER.  THIS IS THE THREAT OF
VERY HEAVY RAINS WHICH COULD PRODUCE FLOODING.  A FLOOD WATCH
CONTINUES IN EFFECT FOR THE TEXAS PANHANDLE TODAY...AND WILL JLIKELY
BE EXTENDED THROUGH TONIGHT FOR SOUTHERN AND EASTERN SECTIONS.

STORM SPOTTERS ARE NOT EXPECTED TO BE ACTIVATED...BUT REPORTS OF
RISING WATER ARE REQUESTED TO BE FORWARDED TO THE NATIONAL WEATHER
SERVICE.

COCKRELL

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 24, 7:52 PM CDTFlash Flood WarningAMARandall6 hr
Apr 25, 1:30 AM CDTFlash Flood WarningAMARandall8 hr
Apr 25, 11:06 AM CDTFlash Flood WarningAMABandera5 hr

Nearby

Flash Flood Warnings in Texas, 1997Every flash flood warning in 1997

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.