Alert archive / Texas / Flash Flood Warnings in 1986
Flash Flood Warning 4, NWS Lubbock, TX
NWS Lubbock, TX issued this flash flood warning at Sep 22, 1986, 8:51 PM CDT for Terry County, Yoakum County, Texas. It was in force for 3 hr.
The area
The counties it named.
The facts
- Issued
- Sep 22, 1986, 8:51 PM CDT (01:51 UTC)
- Expired
- Sep 23, 1986, 12:00 AM CDT
- In force
- 3 hr
- Issued by
- NWS Lubbock, TX
- Area
- Whole counties
Counties Terry County, TX, Yoakum 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
Midland Regional, TX (KMAF), launched 00:00Z, 1.9 hours before the alert went out and 141 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
- 974 J/kg
- Mixed-layer CIN
- -14 J/kg
- Mixed-layer LCL
- 1513 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 18 m²/s²
- 0-3 km storm-relative helicity
- 60 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.7
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KLBB 230151 FFWLBB TXC445-501-230500- BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE LUBBOCK TX 851 PM CDT MON SEP 22 1986 THE NATIONAL WEATHER SERVICE HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 1200 AM CDT FOR PEOPLE IN THE FOLLOWING COUNTIES OF NORTHWEST TEXAS...TERRY AND YOAKUM AT 845 PM CDT..CONTINUED VERY HEAVY RAINFALL BROUGHT WATER 1 FOOT DEEP OVER FM HIGHWAY 2196 IN EASTERN YOAKUM COUNTY. THE STORM WAS MOVING SLOWLY EAST..AND OTHER ROADWAYS IN THE EAST PART OF YOAKUM AND WESTERN TERRY COUNTIES WERE LIKELY FLOODING. THE STORM WILL CONTINUE TO PRODUCE HEAVY RAIN AND CAUSE FLOODING OF LOWLYING AREAS DURING THE NEXT! COUPLE OF HOURS. THIS STORM IS ACCOMPANIED BY INTENSE LIGHTNING AND STRONG GUSTY WINDS. THIS SLOW MOVING THUNDERSTORM MAY CAUSE FLOODING OF SMALL STREAMS AND UNDERPASSES.
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.
In the hours before
Special weather statement, Sep 22, 3:43 PM CDT, 5 hours 8 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LUBBOCK TX 340 PM CDT MON SEP 22 1986 ...STRONG THUNDERSTORMS CONTINUE OVER NORTHWESTERN SECTIONS OF THE SOUTH PLAINS... AT 335 PM CDT RADAR SHOWED SHOWERS AND A FEW STRONG THUNUDERSTORMS OVER THE NORTHWEST PORTION OF THE SOUTH PLAINS AND THE SOUTHWEST PORTION OF THE TEXAS PANHNDLE. THE STRONGEST STORMS ON THE SOUTH PLAINS WERE LOCATED NEAR MULESHOE IN NORTHEAST BAILEY COUNTY..AND NEAR MORTON IN NORTHERN COCHRAN COUNTY. AT 340 PM THE LEADING EDGE OF THE SHOWERS AND THUNDERSTORMS HAD ENTERED LAMB AND HOCKLEY COUNTIES AS THE STORMS MOVED NORTHEAST AT 15 MPH. GUSTY WIND..BRIEF HEAVY RAIN..SMALL HAIL AND DANGEROUS LIGHTNING MAY BE EXPECTED WITH PASSAGE OF THE STRONGER STORMS AS THEY PASS THROUGH THE AREA. < STAY TUNED TO YOUR LOCAL RADIO OR TV STATION..OR LISTEN TO NOAA WEATHER RADIO FOR LATER STATEMENTS OR POSSIBLE WARNINGS.
Special weather statement, Sep 22, 5:17 PM CDT, 3 hours 34 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LUBBOCK TX 515 PM CDT MON SEP 22 1986 ...SEVERE THUNDERSTORMS HAVE DEVELOPED OVER NORTHWEST HOCKLEY AND SOUTHERN LAMB... AT 445 PM CDT RADAR INDICATED A POSSIBLE TORNADO ABOUT 8 MILES WEST OF WHITHARRAL IN HOCKLEY COUNTY. THE STORM WAS MOVING TO THE NORTH- EAST AT ABOUT 15 MILES AN HOUR BUT PRESENT RADAR INDICATIONS SHOW A CHANGE IN MOVEMENT TO THE EAST AT 20 MILES AN HOUR. THIS MEANS THAT IT SHOULD BE IN THE VICINITY OF WHITHARRAL ALMOST IMMEDIATELY. ELSEWHERE OVER THE SOUTH PLAINS SCTTERED THUNDERSTORMS CONTINUE BUT AT THE PRESENT TIME CONTAIN NO SEVERE WEATHER. THEY ARE PRODUCING LOCALLY HEAVY RAINS..GUSTY WINDS AND DO HPAVE THE POTENTIAL FOR SMALL HAIL. STAY TUNED TO YOUR RADIO OR TV STATION OR TO NOAA WEATHER RADIO FOR SEVERE WEATHER UPDATES.
The office that day
Everything else NWS Lubbock, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 22, 7:23 PM CDT | Tornado Warning | LUB | Hockley, Terry | 67 min |
| Sep 22, 8:02 PM CDT | Flash Flood Warning | LUB | Bailey, Lamb | 3 hr |
| Sep 22, 8:37 PM CDT | Severe Thunderstorm Warning | LUB | Terry | 68 min |
| Sep 23, 6:14 PM CDT | Severe Thunderstorm Warning | LUB | Lubbock | 61 min |
| Sep 23, 6:36 PM CDT | Flash Flood Warning | LUB | Hockley | 3 hr |
Nearby
Flash Flood Warnings in Texas, 1986Every flash flood warning in 1986
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.