Alert archive / Texas / Flash Flood Warnings in 1998

Flash Flood Warning 14, NWS San Angelo, TX

May 26, 1998Concho County, Runnels County, Tom Green County, Texas

NWS San Angelo, TX issued this flash flood warning at May 26, 1998, 9:05 PM CDT for Concho County, Runnels County, Tom Green 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: May 26, 1998, 9:05 PM CDT (02:05 UTC)
Expired: May 27, 1998, 1:05 AM CDT
In force: 4 hr
Issued by: NWS San Angelo, TX
Area: Whole counties

Counties Concho County, TX, Runnels County, TX, Tom Green County, TX

The radar

The San Angelo radar (KSJT), 41 km from the middle of the area, began a volume at 02:05 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 00:00Z, 2.1 hours before the alert went out and 204 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: 2356 J/kg
Mixed-layer CIN: -27 J/kg
Mixed-layer LCL: 1620 m above ground
0-6 km bulk shear: 20 kt
0-1 km storm-relative helicity: 7 m²/s²
0-3 km storm-relative helicity: 56 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 San Angelo, TX wrote its last area forecast discussion before this flash flood warning went out at May 26, 1:57 PM CDT, 7 hours 8 minutes earlier.

Area forecast discussion, May 26, 1:57 PM CDT, 7 hours 8 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SAN ANGELO TX
157 PM CDT TUE MAY 26 1998

FLAT UPPER LEVEL RIDGE ALONG THE GULF COAST WILL BUILD INTO TX
THROUGH THURSDAY...WITH CORRESPONDING INCREASES IN 1000-500 MB
THICKNESSES. THE TRAIN OF WEAK SHORT WAVE TROFS EMBEDDED IN THE
SOUTHWEST FLOW THE PAST 2 DAYS WILL SHIFT NORTH OF WC TX...BUT
SOUTHEAST LOW LEVEL FLOW WILL CONTINUE TO SUPPORT 60+ DEGREE
DEWPOINTS THE NEXT 2 DAYS.

BEST RAIN CHANCE WILL BE THIS EVENING. 18Z ADAP ESTIMATED LIFTED
INDICES WERE -10 TO -12C OVER THE WESTERN 1/3 OF WC TX. THIS AREA IS
WEAKLY CAPPED AND EXPECT STORMS IN THIS REGION INITIALLY DESPITE
RELATIVELY WEAK CONVERGENCE. JTN PROFILER SHOWS UNIMPRESSIVE SPEED
SHEAR...SUGGESTING SLOW MOVING PULSE-TYPE STORMS.

TEMPERATURES TRICKY WITH POTENTIAL STORM OUTFLOW AND DAYTIME HAZE.
GOOD CONSENSUS AMONG THE CONSERVATIVE FAN/FWC GUIDANCE...SEE NO
REASON TO DEVIATE SIGNIFICANTLY.

ABI 065/091 21
SJT 065/092 21
JCT 067/092 1-

14

The office that day

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

Issued	Product	Office	Counties	Lasted
May 26, 7:06 PM CDT	Severe Thunderstorm Warning	SJT	Coke	64 min
May 26, 7:39 PM CDT	Severe Thunderstorm Warning	SJT	Sterling	61 min
May 26, 7:42 PM CDT	Severe Thunderstorm Warning	SJT	Runnels	63 min
May 26, 8:00 PM CDT	Tornado Warning	SJT	Tom Green	60 min
May 26, 8:06 PM CDT	Flash Flood Warning	SJT	Runnels	3 hr
May 26, 8:15 PM CDT	Tornado Warning	SJT	Concho, Tom Green	80 min
May 26, 8:19 PM CDT	Severe Thunderstorm Warning	SJT	Tom Green	91 min
May 26, 8:26 PM CDT	Severe Thunderstorm Warning	SJT	Coleman	64 min
May 26, 8:30 PM CDT	Severe Thunderstorm Warning	SJT	Sterling	65 min
May 26, 8:40 PM CDT	Severe Thunderstorm Warning	SJT	Mitchell	80 min
May 26, 8:45 PM CDT	Severe Thunderstorm Warning	SJT	Runnels	65 min
May 26, 8:50 PM CDT	Flash Flood Warning	SJT	Mitchell, Sterling	3 hr
May 26, 9:28 PM CDT	Tornado Warning	SJT	Concho, Runnels, Tom Green	62 min
May 26, 9:31 PM CDT	Severe Thunderstorm Warning	SJT	Sterling	64 min
May 26, 9:32 PM CDT	Severe Thunderstorm Warning	SJT	Callahan, Coleman	63 min
May 26, 9:35 PM CDT	Severe Thunderstorm Warning	SJT	Fisher	65 min
May 26, 9:45 PM CDT	Severe Thunderstorm Warning	SJT	Crockett	65 min
May 26, 9:51 PM CDT	Severe Thunderstorm Warning	SJT	Irion, Tom Green	79 min
May 26, 9:59 PM CDT	Severe Thunderstorm Warning	SJT	Brown	61 min
May 26, 10:14 PM CDT	Tornado Warning	SJT	Irion	66 min
May 26, 10:20 PM CDT	Severe Thunderstorm Warning	SJT	Coke	80 min
May 26, 10:20 PM CDT	Severe Thunderstorm Warning	SJT	Coleman	65 min
May 26, 10:29 PM CDT	Flash Flood Warning	SJT	Coleman	4 hr
May 26, 10:29 PM CDT	Severe Thunderstorm Warning	SJT	Schleicher	96 min
May 26, 10:34 PM CDT	Severe Thunderstorm Warning	SJT	Concho	96 min
May 26, 10:40 PM CDT	Severe Thunderstorm Warning	SJT	Crockett	80 min
May 26, 10:58 PM CDT	Severe Thunderstorm Warning	SJT	Brown	62 min
May 26, 11:04 PM CDT	Severe Thunderstorm Warning	SJT	Tom Green	66 min
May 26, 11:13 PM CDT	Flash Flood Warning	SJT	Tom Green	112 min
May 26, 11:18 PM CDT	Flash Flood Warning	SJT	Crockett	3 hr
May 26, 11:46 PM CDT	Flash Flood Warning	SJT	Brown	3 hr
May 26, 11:56 PM CDT	Severe Thunderstorm Warning	SJT	Crockett	64 min
May 27, 12:09 AM CDT	Tornado Warning	SJT	Crockett	61 min
May 27, 12:21 AM CDT	Severe Thunderstorm Warning	SJT	Brown, Coleman	49 min
May 27, 12:27 AM CDT	Severe Thunderstorm Warning	SJT	McCulloch, San Saba	63 min
May 27, 12:28 AM CDT	Severe Thunderstorm Warning	SJT	Sutton	62 min

Nearby

Flash Flood Warnings in Texas, 1998 Every flash flood warning in 1998

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.