Alert archive / Texas / Flash Flood Warnings in 1998
Flash Flood Warning 12, NWS Midland/Odessa, TX
NWS Midland/Odessa, TX issued this flash flood warning at Jun 21, 1998, 7:33 PM CDT for Dawson County, Martin County, Texas. It was in force for 2 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
- Jun 21, 1998, 7:33 PM CDT (00:33 UTC)
- Expired
- Jun 21, 1998, 9:40 PM CDT
- In force
- 2 hr
- Issued by
- NWS Midland/Odessa, TX
- Area
- Whole counties
Counties Dawson County, TX, Martin County, TX
The radar
The Midland/Odessa radar (KMAF), 68 km from the middle of the area, began a volume at 00:36 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, 0.6 hours before the alert went out and 68 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.
- Mixed-layer CAPE
- 2073 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 3023 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- -4 m²/s²
- 0-3 km storm-relative helicity
- 29 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.1
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 Midland/Odessa, TX wrote its last area forecast discussion before this flash flood warning went out at Jun 21, 2:05 PM CDT, 5 hours 28 minutes earlier.
Area forecast discussion, Jun 21, 2:05 PM CDT, 5 hours 28 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIDLAND TX 205 PM CDT SUN JUN 21 1998 CONVECTION STARTING TO FIRE OVER THE DAVIS MOUNTAINS AT THIS TIME. 18Z SURFACE ANALYSIS SHOWS A TROUGH WITH ASSOCIATED WIND SHIFT AXIS EXTENDING ALONG A CHILDRESS-WINK LINE. THE SURFACE LOW NEAR CHILDRESS APPEARS TO BE SLOWLY FILLING WHILE THE COLD FRONT CONTINUES TO LANGUISH OVER THE WRN TX SOUTH PLAINS. LOOKS LIKE A VERY SIMILAR SYNOPTIC PATTERN WILL PERSIST THROUGH MONDAY AFTERNOON WHILE HEIGHTS ALOFT CONTINUE TO BUILD SLIGHTLY. SURFACE TROUGH APPEARS TO STAY FARTHER W ON MONDAY AFTERNOON PER MODEL GUIDANCE. THEREFORE...THREAT FOR ISOLATED/WIDELY SCATTERED THUNDERSTORMS MAY EXTEND FARTHER W MONDAY AFTERNOON AND EVENING. FORECASTS FOR TODAY LOOK ON TRACK FOR TOMORROW...AND FORECASTS FOR TONIGHT DO NOT APPEAR TO NEED MUCH CHANGING. MAF 75/103 10/-- CNM 68/109 00/00 MRF 65/100 10/10 P07 75/98 --/00 TJT/SVG
The office that day
Everything else NWS Midland/Odessa, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 21, 7:12 PM CDT | Severe Thunderstorm Warning | MAF | Dawson, Martin | 48 min |
| Jun 21, 7:33 PM CDT | Flash Flood Warning | MAF | Dawson, Martin | 117 min |
| Jun 21, 7:59 PM CDT | Severe Thunderstorm Warning | MAF | Martin | 46 min |
| Jun 21, 8:11 PM CDT | Tornado Warning | MAF | Martin | 34 min |
| Jun 21, 9:00 PM CDT | Tornado Warning | MAF | Dawson | 35 min |
| Jun 21, 9:20 PM CDT | Severe Thunderstorm Warning | MAF | Howard | 35 min |
| Jun 22, 5:01 PM CDT | Severe Thunderstorm Warning | MAF | Ward | 34 min |
| Jun 22, 5:36 PM CDT | Severe Thunderstorm Warning | MAF | Pecos | 34 min |
Nearby
Flash Flood Warnings in Texas, 1998Every 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.