Alert archive / Texas / Severe Thunderstorm Warnings in 2014

Severe Thunderstorm Warning 75, NWS Fort Worth, TX

April 13, 2014Fannin County, Lamar County, Texas

NWS Fort Worth, TX issued this severe thunderstorm warning at Apr 13, 2014, 9:40 PM CDT for Fannin County, Lamar County, Texas. It was in force for 50 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
Apr 13, 2014, 9:40 PM CDT (02:40 UTC)
Expired
Apr 13, 2014, 10:30 PM CDT
In force
50 min
Issued by
NWS Fort Worth, TX
Area
Storm-based polygon

Counties Fannin County, TX, Lamar County, TX

The radar

The Dallas/Ft Worth radar (KFWS), 180 km from the middle of the area, began a volume at 02:40 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Apr 13, 5:13 PM CDTTornado WatchSPC6 hr

The nearest sounding before it

Fort Worth, TX (KFWD), launched 00:00Z, 2.7 hours before the alert went out and 162 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, Fort Worth, TX at 00:00Z on 2014-04-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1547 joules per kilogram.LCLLFCEL10008507005003002001001 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, Fort Worth, TX at 00:00Z on 2014-04-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 170 square meters per square second.1939587897117Sfc1 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
1547 J/kg
Mixed-layer CIN
-61 J/kg
Mixed-layer LCL
891 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
170 m²/s²
0-3 km storm-relative helicity
205 m²/s²
Significant tornado parameter
1.3
Supercell composite
7.0

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 Apr 13, 9:19 PM CDT, 21 minutes earlier.

Area forecast discussion, Apr 13, 9:19 PM CDT, 21 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE FORT WORTH TX
919 PM CDT SUN APR 13 2014

.UPDATE...
WILL BE REMOVING MONTAGUE COUNTY FROM WATCH 74 SHORTLY. LINE OF
CONVECTION ALONG THE RED RIVER IS NOT BACK BUILDING WESTWARD
ALONG THE FRONT AND HAVE DECIDED TO LOWER POPS OVER THE WESTERN
AND CENTRAL AREAS OVERNIGHT AS THE FRONT MOVES SOUTHEAST. WILL
MAINTAIN BEST POPS OVER THE NORTHEAST COUNTIES THROUGH MIDNIGHT
AND THEN EAST OF I-35 LATE TONIGHT WHERE THE HI-RES INDICATES
SOME CONVECTION WILL CONTINUE OR DEVELOP.

GUSTY NORTH WINDS WILL FOLLOW THE FRONT SOUTHWARD TONIGHT...BUT DO
NOT EXPECT THEM TO MEET ADVISORY CRITERIA UNTIL ON MONDAY. HAVE
INCLUDE MONDAY/S WIND ADVISORY IN THIS UPDATE.

AS FOR THE COLD TEMPERATURES LATE MONDAY NIGHT/TUESDAY MORNING. WE
WILL CONTINUE TO EVALUATE WHERE FREEZING TEMPS ARE LIKELY.
CURRENTLY FEEL AREAS WEST THROUGH NORTH OF THE METROPLEX ARE THE
BEST LOCATIONS WITH SOME OF THE NORMALLY COLDER LOCATIONS
POSSIBLY SEEING MID 20S. RESIDENTS IN THESE AREAS SHOULD TAKE
PRECAUTION DURING THE DAY MONDAY FOR THIS EXPECTED FREEZE. 75

&&

.AVIATION...
THE PRIMARY AVIATION WEATHER CONCERN THIS EVENING WILL TIMING THE
COLD FRONT AND THE POTENTIAL FOR STORMS ALONG IT.

THE COLD FRONT WAS LOCATED NEAR A LINE FROM GUTHRIE TO WICHITA
FALLS TO NORTHEAST OKLAHOMA AT 7 PM. THE FRONT WAS MOVING
SOUTHEAST AROUND 35 MPH AND SHOULD REACH THE METROPLEX TAF SITES
BETWEEN 3 AND 4Z AND WACO A FEW HOURS LATER. A SOUTH/SOUTHWEST
WIND BETWEEN 14 AND 18 KNOTS WITH GUSTS TO 28 KNOTS AHEAD OF THE
FRONT WILL TURN TO THE NORTHWEST WITH THE PASSAGE OF THE FRONT AND
REMAIN STRONG AND GUSTY. A THIN LINE OF STORMS MAY ACCOMPANY THE
FRONT. HOWEVER...THE BEST STORM CHANCES WILL BE NORTHEAST OF THE
METROPLEX TAF SITES.

MVFR CEILINGS WILL FILTER IN A COUPLE OF HOURS AFTER FROPA AND
REMAIN IN PLACE THROUGH MONDAY MORNING. THE LOW CLOUDS WILL
EVENTUALLY SCATTER OUT MONDAY AFTERNOON.

&&

.PREV DISCUSSION... /ISSUED 410 PM CDT SUN APR 13 2014/
THE SHOWERS AND THUNDERSTORMS THAT MOVED INTO THE WESTERN ZONES
BEFORE SUNRISE AND MOVED ACROSS NORTH AND CENTRAL TEXAS TODAY HAD
MOVED TO THE EAST OF A BONHAM TO CORSICANA TO GEORGETOWN LINE AS
OF 330 PM. THESE STORMS PRODUCED SOME LIGHTNING AND GUSTY WINDS
AND THERE WERE A FEW REPORTS OF SOME SMALL HAIL. ROUND TWO OF
STORMS HAVE FIRED ALONG THE DRY LINE THIS AFTERNOON. THESE STORMS
WILL CONTINUE TO MOVE EAST NORTHEAST THROUGH EARLY EVENING. SOME
DESTABILIZATION IS OCCURRING ACROSS THE AREA FROM THE I-35
CORRIDOR WESTWARD LATE THIS AFTERNOON...SO ADDITIONAL DEVELOPMENT
MAY STILL OCCUR BEFORE SUNSET. A COLD FRONT THAT EXTENDED
SOUTHEAST OF A SWEETWATER TO CHILDRESS TO PLAINVIEW LINE AT 3
PM....WILL CONTINUE TO MOVE SOUTHEAST TONIGHT. THIS FRONT WILL
OVERTAKE THE DRY LINE THIS EVENING AND SWEEP THROUGH THE
SOUTHEASTERN ZONES BY DAYBREAK. WINDS WILL SHIFT TO THE NORTH WITH
THE FRONTAL PASSAGE AND SPEEDS WILL INCREASE TOWARD DAYBREAK.

STRONG NORTHERLY WINDS WILL MIX DOWN MONDAY MORNING WITH
SUSTAINED WINDS OF 20 TO 30 MPH WITH WIND GUSTS OF 40 TO 45 MPH
POSSIBLE. A WIND ADVISORY WILL LIKELY BE ISSUED LATER THIS
EVENING TO COVER MONDAY/S STRONG WINDS. HIGHS MONDAY WILL BE IN
THE 50S TO LOWER 60S.

WINDS WILL DECREASE BY SUNSET MONDAY AND WITH CLEAR SKIES AND THE
LIGHTER WINDS...A FREEZE WILL OCCUR ACROSS PARTS OF NORTH TEXAS
WITH AREAS OF FROST POSSIBLE ACROSS MOST OF NORTH AND CENTRAL
TEXAS. LOWS WILL BE MOSTLY IN THE 30S...THOUGH SOME UPPER 20S ARE
LIKELY ACROSS THE NORMALLY COLDER SPOTS ACROSS THE NORTH AND
WEST.

TEMPERATURES WILL MODERATE TUESDAY AFTERNOON THROUGH THURSDAY
AHEAD OF A SHORTWAVE AND COLD FRONT. THERE WILL BE A CHANCE OF SHOWERS
AND THUNDERSTORMS THURSDAY AND THURSDAY NIGHT WITH SOME LINGERING
SHOWERS POSSIBLE ACROSS THE EAST FRIDAY MORNING. 58

&&

.PRELIMINARY POINT TEMPS/POPS...
DALLAS-FT. WORTH, TX  50  57  34  63  43 /  20  10   5   0   5
WACO, TX              54  59  34  64  39 /  40  20   5   0   5
PARIS, TX             49  51  30  60  38 /  60  20  10   0   5
DENTON, TX            45  54  30  63  39 /  20  10   5   0   5
MCKINNEY, TX          48  55  31  62  38 /  40  10   5   0   5
DALLAS, TX            50  57  35  63  44 /  20  10   5   0   5
TERRELL, TX           52  56  32  62  38 /  20  20   5   0   5
CORSICANA, TX         54  56  34  62  40 /  40  20   5   0   5
TEMPLE, TX            55  60  35  64  38 /  30  20   5   0   5
MINERAL WELLS, TX     44  56  31  64  38 /  10  10   5   0   5

&&

.FWD WATCHES/WARNINGS/ADVISORIES...
WIND ADVISORY FROM 9 AM TO 9 PM CDT MONDAY FOR TXZ091>095-
100>107-115>123-129>135-141>148-156>162-174-175.

&&

 /75
Hazardous weather outlook, Apr 13, 9:33 PM CDT, 7 minutes before
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In the hours before

Local storm report, Apr 13, 7:54 PM CDT, 1 hour 46 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
754 PM CDT SUN APR 13 2014

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

0725 PM     HAIL             8 E LOMETA              31.23N  98.24W
04/13/2014  E1.50 INCH       LAMPASAS           TX   LAW ENFORCEMENT
Local storm report, Apr 13, 8:36 PM CDT, 1 hour 4 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
836 PM CDT SUN APR 13 2014

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

0836 PM     HAIL             KILLEEN                 31.13N  97.73W
04/13/2014  E0.88 INCH       BELL               TX   AMATEUR RADIO
Local storm report, Apr 13, 8:53 PM CDT, 47 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
853 PM CDT SUN APR 13 2014

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

0848 PM     HAIL             3 S KILLEEN             31.09N  97.73W
04/13/2014  E1.00 INCH       BELL               TX   BROADCAST MEDIA

            INTERSECTION OF 195 AND 201 SOUTH OF KILLEEN
Local storm report, Apr 13, 9:09 PM CDT, 31 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
909 PM CDT SUN APR 13 2014

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

0908 PM     HAIL             3 NW SALADO             30.96N  97.57W
04/13/2014  E0.75 INCH       BELL               TX   AMATEUR RADIO
Local storm report, Apr 13, 9:14 PM CDT, 26 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
914 PM CDT SUN APR 13 2014

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

0857 PM     HAIL             6 N POTTSBORO           33.84N  96.67W
04/13/2014  E0.75 INCH       GRAYSON            TX   AMATEUR RADIO
Special weather statement, Apr 13, 9:19 PM CDT, 21 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
919 PM CDT SUN APR 13 2014

TXZ093-094-140245-
FANNIN TX-GRAYSON TX-
919 PM CDT SUN APR 13 2014

...SIGNIFICANT WEATHER ADVISORY FOR...
  NORTHERN FANNIN COUNTY
  EAST CENTRAL GRAYSON COUNTY

AT 918 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
STRONG THUNDERSTORM 5 MILES EAST OF DENISON...MOVING EAST AT 45 MPH.

CITIES IN THE PATH OF THIS STORM INCLUDE DENISON.

PEA-SIZED HAIL AND WIND GUSTS TO 40 MPH ARE POSSIBLE FROM THIS STORM.

IF THIS STORM INTENSIFIES...A SEVERE WEATHER WARNING MAY BE NEEDED.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT SUNDAY EVENING
FOR NORTH CENTRAL TEXAS.

LAT...LON 3356 9594 3363 9638 3370 9661 3383 9659
      3382 9652 3378 9650 3379 9642 3370 9636
      3370 9632 3377 9629 3376 9619 3380 9616
      3381 9618 3384 9615 3386 9588
TIME...MOT...LOC 0218Z 277DEG 41KT 3376 9644

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 13, 7:06 PM CDTSpecial Weather StatementFWDBosque24 min
Apr 13, 7:19 PM CDTSpecial Weather StatementFWDMontague26 min
Apr 13, 7:35 PM CDTSevere Thunderstorm WarningFWDCooke, Montague55 min
Apr 13, 7:54 PM CDTSevere Thunderstorm WarningFWDBell, Coryell, Lampasas66 min
Apr 13, 8:14 PM CDTSevere Thunderstorm WarningFWDCooke, Denton, Grayson, Montague, Wise61 min
Apr 13, 8:42 PM CDTSevere Thunderstorm WarningFWDBell63 min
Apr 13, 9:19 PM CDTSpecial Weather StatementFWDFannin26 min
Apr 13, 9:26 PM CDTWind AdvisoryFWDAnderson, Bell, Bosque, Collin, Comanche, Cooke and 40 more24 hr
Apr 13, 9:40 PM CDTSevere Thunderstorm WarningFWDBell, Milam65 min
Apr 13, 10:45 PM CDTSpecial Weather StatementFWDMilam30 min
Apr 13, 11:17 PM CDTSpecial Weather StatementFWDDelta, Hunt, Lamar28 min
Apr 13, 11:42 PM CDTSpecial Weather StatementFWDDelta, Hunt33 min
Apr 14, 12:27 AM CDTSpecial Weather StatementFWDDelta33 min
Apr 14, 3:13 AM CDTFreeze WarningFWDBosque, Collin, Comanche, Cooke, Coryell, Delta and 24 more30 hr
Apr 14, 8:41 AM CDTSpecial Weather StatementFWDKaufman34 min
Apr 14, 8:43 AM CDTSpecial Weather StatementFWDNavarro32 min
Apr 14, 8:47 AM CDTSevere Thunderstorm WarningFWDHenderson, Kaufman, Navarro58 min
Apr 14, 8:59 AM CDTSevere Thunderstorm WarningFWDKaufman, Van Zandt61 min
Apr 14, 9:27 AM CDTSpecial Weather StatementFWDMcLennan33 min
Apr 14, 9:32 AM CDTSevere Thunderstorm WarningFWDHill, Limestone, McLennan58 min
Apr 14, 9:43 AM CDTSevere Thunderstorm WarningFWDHenderson, Van Zandt47 min
Apr 14, 9:52 AM CDTSpecial Weather StatementFWDBell23 min
Apr 14, 10:15 AM CDTSevere Thunderstorm WarningFWDBell, Falls, McLennan60 min
Apr 14, 10:34 AM CDTSevere Thunderstorm WarningFWDFreestone, Limestone56 min
Apr 14, 10:52 AM CDTSpecial Weather StatementFWDLimestone23 min
Apr 14, 10:54 AM CDTSpecial Weather StatementFWDRains36 min
Apr 14, 11:34 AM CDTSpecial Weather StatementFWDAnderson26 min
Apr 14, 3:19 PM CDTFrost AdvisoryFWDAnderson, Bell, Dallas, Ellis, Falls, Freestone and 10 more18 hr

Nearby

Severe Thunderstorm Warnings in Texas, 2014Every severe thunderstorm warning in 2014

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.