Alert archive / Texas / Flood Watches in 2016

Flood Watch 1, NWS Lubbock, TX

April 15, 201612 counties in Texas

NWS Lubbock, TX issued this flood watch at Apr 15, 2016, 3:43 PM CDT for 12 counties in Texas. It took effect at Apr 16, 2016, 7:00 PM CDT. It was in force for 6 hr.

The area

The counties it named.

The facts

Issued
Apr 15, 2016, 3:43 PM CDT (20:43 UTC)
In effect from
Apr 16, 2016, 7:00 PM CDT
Expired
Apr 17, 2016, 1:16 AM CDT
In force
6 hr
Issued by
NWS Lubbock, TX
Flood severity
None

Counties Briscoe County, TX, Childress County, TX, Cottle County, TX, Crosby County, TX, Dickens County, TX, Floyd County, TX, Garza County, TX, Hall County, TX, Kent County, TX, King County, TX, Motley County, TX, Stonewall County, TX

The radar

The Lubbock radar (KLBB), 100 km from the middle of the area, began a volume at 20:45 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

Amarillo Airport, TX (KAMA), launched 12:00Z, 8.7 hours before the alert went out and 176 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 2016-04-15Temperature 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 2016-04-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 195 square meters per square second.193958Sfc1 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
1416 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
195 m²/s²
0-3 km storm-relative helicity
293 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

What forecasters said that day

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

NWS Lubbock, TX wrote its last area forecast discussion before this flood watch went out at Apr 15, 3:23 PM CDT, 20 minutes earlier.

Area forecast discussion, Apr 15, 3:23 PM CDT, 20 minutes before
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Hazardous weather outlook, Apr 15, 3:36 PM CDT, 7 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE LUBBOCK TX
336 PM CDT FRI APR 15 2016

TXZ021>044-162045-
PARMER-CASTRO-SWISHER-BRISCOE-HALL-CHILDRESS-BAILEY-LAMB-HALE-
FLOYD-MOTLEY-COTTLE-COCHRAN-HOCKLEY-LUBBOCK-CROSBY-DICKENS-KING-
YOAKUM-TERRY-LYNN-GARZA-KENT-STONEWALL-
336 PM CDT FRI APR 15 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE SOUTH PLAINS...ROLLING
PLAINS AND THE FAR SOUTHERN TEXAS PANHANDLE.

.DAY ONE...THIS AFTERNOON AND TONIGHT

THERE IS AN ENHANCED RISK FOR SEVERE THUNDERSTORMS ACROSS THE
EXTREME SOUTHERN TEXAS PANHANDLE THIS AFTERNOON AND EVENING.
SURROUNDING THE ENHANCED RISK THERE IS A SLIGHT RISK FOR SEVERE
THUNDERSTORMS ACROSS MOST OF THE SOUTH PLAINS AND ROLLING PLAINS.
ISOLATED TO WIDELY SCATTERED THUNDERSTORMS WILL DEVELOP NEAR A
DRYLINE ACROSS THE WESTERN OR CENTRAL SOUTH PLAINS THIS
AFTERNOON...WITH THE ACTIVITY SPREADING EASTWARD INTO THE EVENING
HOURS. ONCE STORMS DEVELOP...THEY WILL QUICKLY BECOME
SEVERE...WITH A SUPERCELLULAR MODE FAVORED. THE PRIMARY THREATS
WILL BE HAIL TO TENNIS BALL SIZE...WIND GUSTS TO 65 MPH AND
LOCALLY HEAVY RAIN. IN ADDITION...A TORNADO OR TWO WILL BE
POSSIBLE ESPECIALLY ACROSS THE ENHANCED RISK AREA. ADDITIONAL
THUNDERSTORMS WILL BE POSSIBLE OVERNIGHT ACROSS THE SOUTH PLAINS
AND SOUTHERN TEXAS PANHANDLE. THE MAIN THREAT WITH THE OVERNIGHT
THUNDERSTORMS WILL BE HEAVY RAIN THOUGH LARGE HAIL CANNOT BE RULED
OUT.

ELEVATED OR BRIEFLY CRITICAL FIRE WEATHER WILL DEVELOP WEST OF
THE DRYLINE ACROSS THE WESTERN SOUTH PLAINS AND FAR SOUTHWESTERN
TEXAS PANHANDLE THIS AFTERNOON.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

SEVERE THUNDERSTORMS WILL BE POSSIBLE SATURDAY AFTERNOON INTO SATURDAY
NIGHT MAINLY FROM THE CENTRAL SOUTH PLAINS AND SOUTHERN PANHANDLE INTO
THE ROLLING PLAINS. THE MAIN CONCERN WILL TRANSITION TO WIDESPREAD
HEAVY RAINFALL SATURDAY EVENING INTO EARLY SUNDAY MORNING ACROSS
THE EASTERN SOUTH PLAINS INTO THE ROLLING PLAINS WHERE FLASH
FLOODING IS POSSIBLE AND A FLOOD WATCH HAS BEEN ISSUED FOR
SATURDAY NIGHT. ELEVATED FIRE WEATHER CONDITIONS MAY YET EXIST
ACROSS THE WESTERN SOUTH PLAINS SATURDAY AFTERNOON.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE REQUESTED THIS AFTERNOON AND EVENING
ACROSS THE SOUTHERN TEXAS PANHANDLE...SOUTH PLAINS AND ROLLING
PLAINS.

Nearby

Flood Watches in Texas, 2016Every flood watch in 2016

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.