Alert archive / Texas / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 187, NWS Fort Worth, TX

May 9, 2016Stephens County, Young County, Texas

NWS Fort Worth, TX issued this severe thunderstorm warning at May 9, 2016, 6:36 AM CDT for Stephens County, Young County, Texas. It was in force for 54 min. 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 9, 2016, 6:36 AM CDT (11:36 UTC)
Expired: May 9, 2016, 7:30 AM CDT
In force: 54 min
Issued by: NWS Fort Worth, TX
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Stephens County, TX, Young County, TX

The radar

The Dyess AFB radar (KDYX), 65 km from the middle of the area, began a volume at 11:39 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

Fort Worth, TX (KFWD), launched 00:00Z, 11.6 hours before the alert went out and 138 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: 146 J/kg
Mixed-layer CIN: -310 J/kg
Mixed-layer LCL: 861 m above ground
0-6 km bulk shear: 51 kt
0-1 km storm-relative helicity: 211 m²/s²
0-3 km storm-relative helicity: 207 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.2

Open this sounding in Storm Lab

What forecasters said that day

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

NWS Fort Worth, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at May 9, 4:13 AM CDT, 2 hours 23 minutes earlier.

Area forecast discussion, May 9, 4:13 AM CDT, 2 hours 23 minutes before

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Hazardous weather outlook, May 9, 5:05 AM CDT, 1 hour 31 minutes before

HAZARDOUS WEATHER OUTLOOK...CORRECTED
NATIONAL WEATHER SERVICE FORT WORTH TX
505 AM CDT MON MAY 9 2016

TXZ091>095-100>107-115>123-129>135-141>148-156>162-174-175-092215-
MONTAGUE-COOKE-GRAYSON-FANNIN-LAMAR-YOUNG-JACK-WISE-DENTON-COLLIN-
HUNT-DELTA-HOPKINS-STEPHENS-PALO PINTO-PARKER-TARRANT-DALLAS-
ROCKWALL-KAUFMAN-VAN ZANDT-RAINS-EASTLAND-ERATH-HOOD-SOMERVELL-
JOHNSON-ELLIS-HENDERSON-COMANCHE-MILLS-HAMILTON-BOSQUE-HILL-NAVARRO-
FREESTONE-ANDERSON-LAMPASAS-CORYELL-BELL-MCLENNAN-FALLS-LIMESTONE-
LEON-MILAM-ROBERTSON-
505 AM CDT MON MAY 9 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH AND CENTRAL TEXAS.

.DAY ONE...TODAY AND TONIGHT.
SCATTERED THUNDERSTORMS ARE EXPECTED OVER THE AREA THIS MORNING.
SOME STORMS NORTH OF I-20 MAY PRODUCE HAIL UP TO THE SIZE OF
QUARTERS. IF SKIES CAN CLEAR BY MIDDAY AND THE DRYLINE CAN ADVANCE
EASTWARD SUFFICIENTLY...ANOTHER ROUND OF STRONG TO SEVERE
THUNDERSTORMS WILL LIKELY DEVELOP ALONG AND EAST OF INTERSTATE 35
THIS AFTERNOON. THERE WILL BE SUBSTANTIAL SHEAR AND INSTABILITY IN
THE ATMOSPHERE BY THIS POINT...AND A RISK OF LARGE HAIL...
DAMAGING WINDS...AND A FEW TORNADOES WILL EXIST ACROSS EASTERN
NORTH TEXAS THROUGH THE EVENING HOURS.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.
THERE WILL BE A SLIGHT CHANCE OF THUNDERSTORMS TUESDAY AFTERNOON
INTO TUESDAY NIGHT SOUTH OF THE I-20 CORRIDOR. A FEW STORMS MAY
BECOME MARGINALLY SEVERE PRODUCING 1 INCH HAIL AND 60 MPH WINDS.

ADDITIONAL THUNDERSTORMS ARE POSSIBLE WEDNESDAY THROUGH THURSDAY.
SOME OF THESE STORMS MAY BE SEVERE WEDNESDAY AFTERNOON AND
EVENING...WITH LARGE HAIL AND DAMAGING WINDS WILL BE THE PRIMARY
THREATS.

LOW THUNDERSTORM CHANCES WILL LINGER SOUTH OF A COMANCHE TO CANTON
LINE THURSDAY NIGHT AND FRIDAY.

THUNDERSTORM CHANCES WILL RETURN TO ALL OF NORTH AND CENTRAL
TEXAS FRIDAY NIGHT THROUGH SUNDAY.

.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION IS LIKELY ALONG AND EAST OF THE I-35 CORRIDOR
FROM MID AFTERNOON THROUGH THIS EVENING.

In the hours before

Special weather statement, May 9, 12:49 AM CDT, 5 hours 47 minutes before

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Special weather statement, May 9, 3:51 AM CDT, 2 hours 45 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
351 AM CDT MON MAY 9 2016

TXZ100-115-090915-
STEPHENS TX-YOUNG TX-
351 AM CDT MON MAY 9 2016

...SIGNIFICANT WEATHER ADVISORY FOR WESTERN YOUNG AND NORTHERN
STEPHENS COUNTIES UNTIL 415 AM CDT...

AT 350 AM CDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 8
MILES SOUTH OF WOODSON...OR 12 MILES NORTHWEST OF BRECKENRIDGE...MOVING
NORTHEAST AT 50 MPH.

DIME SIZE HAIL AND WINDS IN EXCESS OF 40 MPH WILL BE POSSIBLE WITH
THIS STORM.

LOCATIONS IMPACTED INCLUDE...
CRYSTAL FALLS AND NEWCASTLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM. SEEK
A SAFE SHELTER INSIDE A BUILDING OR VEHICLE.

&&

LAT...LON 3295 9910 3296 9895 3314 9895 3332 9875
      3291 9857 3277 9905 3283 9910
TIME...MOT...LOC 0850Z 239DEG 42KT 3290 9905

58

Local storm report, May 9, 4:41 AM CDT, 1 hour 55 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
441 AM CDT MON MAY 09 2016

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0427 AM     HAIL             GRAHAM                  33.10N  98.60W
05/09/2016  E1.00 INCH       YOUNG              TX   LAW ENFORCEMENT

Special weather statement, May 9, 4:57 AM CDT, 1 hour 39 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
457 AM CDT MON MAY 9 2016

TXZ091-101-102-091045-
MONTAGUE TX-WISE TX-JACK TX-
457 AM CDT MON MAY 9 2016

...SIGNIFICANT WEATHER ADVISORY FOR NORTHWESTERN WISE...MONTAGUE AND
NORTHEASTERN JACK COUNTIES UNTIL 545 AM CDT...

AT 457 AM CDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 9
MILES SOUTH OF NEWPORT...OR 9 MILES NORTHEAST OF JACKSBORO...MOVING
NORTHEAST AT 60 MPH.

NICKEL SIZE HAIL WILL BE POSSIBLE WITH THIS STORM.

LOCATIONS IMPACTED INCLUDE...
BOWIE...ST. JO...STONEBURG...FORESTBURG...SUNSET AND NEWPORT.

LAT...LON 3373 9748 3344 9749 3324 9811 3335 9822
      3347 9814 3347 9798 3370 9798 3374 9796
TIME...MOT...LOC 0957Z 233DEG 50KT 3335 9806

BAIN

Special weather statement, May 9, 5:53 AM CDT, 43 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
553 AM CDT MON MAY 9 2016

TXZ091-101-102-091145-
MONTAGUE TX-WISE TX-JACK TX-
553 AM CDT MON MAY 9 2016

...SIGNIFICANT WEATHER ADVISORY FOR NORTHWESTERN WISE...MONTAGUE AND
JACK COUNTIES UNTIL 645 AM CDT...

AT 552 AM CDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM NEAR
JACKSBORO...MOVING NORTHEAST AT 50 MPH.

HALF INCH HAIL AND WINDS OF 40 TO 45 MPH WILL BE POSSIBLE WITH THIS
STORM.

LOCATIONS IMPACTED INCLUDE...
BRIDGEPORT...BOWIE...JACKSBORO...ALVORD...ST. JO...CHICO...BRYSON...
FORESTBURG...SUNSET...STONEBURG...NEWPORT...RUNAWAY BAY AND LAKE
BRIDGEPORT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THIS STORM...AND MAY LEAD
TO MINOR FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.

&&

LAT...LON 3373 9749 3345 9749 3310 9791 3309 9843
      3329 9842 3347 9824 3347 9798 3370 9798
      3373 9796
TIME...MOT...LOC 1052Z 230DEG 41KT 3328 9816

BAIN

The office that day

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

Issued	Product	Office	Counties	Lasted
May 8, 7:08 PM CDT	Special Weather Statement	FWD	Eastland	67 min
May 8, 7:12 PM CDT	Severe Thunderstorm Warning	FWD	Jack, Parker, Wise	63 min
May 9, 12:01 AM CDT	Special Weather Statement	FWD	Erath	29 min
May 9, 12:49 AM CDT	Special Weather Statement	FWD	Grayson	26 min
May 9, 3:51 AM CDT	Special Weather Statement	FWD	Young	24 min
May 9, 4:17 AM CDT	Severe Thunderstorm Warning	FWD	Jack, Young	58 min
May 9, 4:52 AM CDT	Areal Flood Advisory	FWD	Young	3 hr
May 9, 4:57 AM CDT	Special Weather Statement	FWD	Montague	48 min
May 9, 5:53 AM CDT	Special Weather Statement	FWD	Jack, Montague	52 min
May 9, 7:23 AM CDT	Special Weather Statement	FWD	Jack	37 min
May 9, 7:52 AM CDT	Areal Flood Advisory	FWD	Jack	3 hr
May 9, 8:58 AM CDT	River Flood Warning	FWD	Wise	5 days
May 9, 6:04 PM CDT	Severe Thunderstorm Warning	FWD	Fannin, Lamar	56 min
May 9, 6:16 PM CDT	Tornado Warning	FWD	Fannin, Lamar	29 min
May 9, 6:36 PM CDT	Tornado Warning	FWD	Lamar	54 min
May 9, 6:59 PM CDT	Tornado Warning	FWD	Lamar	31 min

Nearby

Severe Thunderstorm Warnings in Texas, 2016 Every severe thunderstorm warning 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.