Alert archive / Texas / Severe Thunderstorm Warnings in 2015

Severe Thunderstorm Warning 328, NWS Fort Worth, TX

June 29, 2015Comanche County, Hamilton County, Texas

NWS Fort Worth, TX issued this severe thunderstorm warning at Jun 29, 2015, 6:58 PM CDT for Comanche County, Hamilton County, Texas. It was in force for 62 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
Jun 29, 2015, 6:58 PM CDT (23:58 UTC)
Expired
Jun 29, 2015, 8:00 PM CDT
In force
62 min
Issued by
NWS Fort Worth, TX
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Comanche County, TX, Hamilton County, TX

The radar

The Dyess AFB radar (KDYX), 117 km from the middle of the area, began a volume at 00:01 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 12:00Z, 12.0 hours before the alert went out and 149 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 12:00Z on 2015-06-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1367 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 12:00Z on 2015-06-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -2 square meters per square second.1939Sfc1 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
1367 J/kg
Mixed-layer CIN
-58 J/kg
Mixed-layer LCL
1234 m above ground
0-6 km bulk shear
12 kt
0-1 km storm-relative helicity
-2 m²/s²
0-3 km storm-relative helicity
70 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 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 Jun 29, 6:48 PM CDT, 10 minutes earlier.

Area forecast discussion, Jun 29, 6:48 PM CDT, 10 minutes before
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Hazardous weather outlook, Jun 29, 3:47 PM CDT, 3 hours 11 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE FORT WORTH TX
347 PM CDT MON JUN 29 2015

TXZ091>095-100>107-115>123-129>135-141>148-156>162-174-175-301215-
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-
347 PM CDT MON JUN 29 2015

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL TEXAS.

.DAY ONE...THIS EVENING AND TONIGHT.

LOW THUNDERSTORM CHANCES ARE FORECAST FOR ALL OF NORTH AND CENTRAL
TEXAS THIS EVENING. STRONGER STORMS WILL BE CAPABLE OF PRODUCING
GUSTY WINDS AND FREQUENT LIGHTNING.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

LOW THUNDERSTORM CHANCES RETURN ON TUESDAY AFTERNOON SOUTHEAST OF
A LINE FROM LAMPASAS...TO CORSICANA...TO PARIS. A FEW STORMS
COULD BE STRONG WITH GUSTY WINDS AND FREQUENT LIGHTNING.

THERE IS A SLIGHT CHANCE OF THUNDERSTORMS ON WEDNESDAY SOUTH OF A
LINE FROM KILLEEN TO PALESTINE.

LOW THUNDERSTORM CHANCES RETURN ACROSS MUCH OF NORTH TEXAS FRIDAY
AND OVER THE HOLIDAY WEEKEND. AT THIS TIME...WIDESPREAD SEVERE
WEATHER IS NOT EXPECTED.

.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

In the hours before

Special weather statement, Jun 29, 5:30 PM CDT, 1 hour 28 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
530 PM CDT MON JUN 29 2015

TXZ144-157-292315-
CORYELL TX-BOSQUE TX-
530 PM CDT MON JUN 29 2015

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHERN BOSQUE AND NORTH CENTRAL
CORYELL COUNTIES UNTIL 615 PM CDT...

AT 529 PM CDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM OVER
CLIFTON. THIS STORM WAS NEARLY STATIONARY.

WINDS IN EXCESS OF 40 MPH  AND LOCALLY HEAVY RAINFALL WILL BE
POSSIBLE WITH THIS STORM.

LOCATIONS IMPACTED INCLUDE...
CLIFTON...MERIDIAN...CRANFILLS GAP AND MERIDIAN STATE PARK.

LAT...LON 3166 9780 3168 9777 3183 9787 3198 9747
      3193 9744 3191 9741 3187 9739 3186 9736
      3180 9731 3179 9733 3177 9732 3159 9760
      3158 9760 3151 9774
TIME...MOT...LOC 2229Z 054DEG 2KT 3181 9759

CAVANAUGH
Special weather statement, Jun 29, 6:16 PM CDT, 42 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
616 PM CDT MON JUN 29 2015

TXZ142-300000-
MILLS TX-
616 PM CDT MON JUN 29 2015

...SIGNIFICANT WEATHER ADVISORY FOR CENTRAL MILLS COUNTY UNTIL 700 PM
CDT...

AT 615 PM CDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM NEAR
MULLIN...OR 24 MILES NORTH OF SAN SABA. THIS STORM WAS NEARLY
STATIONARY.

DIME SIZE HAIL AND WINDS IN EXCESS OF 40 MPH WILL BE POSSIBLE WITH
THIS STORM. HEAVY RAINFALL MAY ALSO CAUSE FLOODING OF LOW-LYING
AREAS.

LOCATIONS IMPACTED INCLUDE...
GOLDTHWAITE AND MULLIN.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3166 9851 3147 9845 3141 9866 3162 9877
TIME...MOT...LOC 2315Z 070DEG 2KT 3153 9861

JLDUNN
Special weather statement, Jun 29, 6:29 PM CDT, 29 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
629 PM CDT MON JUN 29 2015

TXZ143-144-300015-
HAMILTON TX-BOSQUE TX-
629 PM CDT MON JUN 29 2015

...SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN HAMILTON AND
SOUTHWESTERN BOSQUE COUNTIES UNTIL 715 PM CDT...

AT 629 PM CDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM NEAR
CRANFILLS GAP...OR 15 MILES EAST OF HAMILTON. THIS STORM WAS NEARLY
STATIONARY.

DIME SIZE HAIL AND WINDS IN EXCESS OF 40 MPH WILL BE POSSIBLE WITH
THIS STORM. HEAVY RAINFALL WITH THIS STORM MAY ALSO LEAD TO FLASH
FLOODING.

LOCATIONS IMPACTED INCLUDE...
CRANFILLS GAP.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM.
LIGHTNING CAN STRIKE 15 MILES AWAY FROM A THUNDERSTORM. SEEK A SAFE
SHELTER INSIDE A BUILDING OR VEHICLE.

&&

LAT...LON 3191 9788 3170 9771 3158 9795 3158 9796
      3183 9807
TIME...MOT...LOC 2329Z 077DEG 2KT 3172 9785

JLDUNN

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 29, 5:30 PM CDTSpecial Weather StatementFWDBosque45 min
Jun 29, 6:12 PM CDTAreal Flood AdvisoryFWDBosque, Hamilton2 hr
Jun 29, 6:16 PM CDTSpecial Weather StatementFWDMills44 min
Jun 29, 6:29 PM CDTSpecial Weather StatementFWDHamilton46 min
Jun 29, 6:40 PM CDTFlash Flood WarningFWDHamilton2 hr

Nearby

Severe Thunderstorm Warnings in Texas, 2015Every severe thunderstorm warning in 2015

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.