Alert archive / Texas / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 228, NWS Fort Worth, TX

June 5, 2003Lampasas County, Texas

NWS Fort Worth, TX issued this severe thunderstorm warning at Jun 5, 2003, 6:37 AM CDT for Lampasas County, Texas. It was in force for 38 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 5, 2003, 6:37 AM CDT (11:37 UTC)
Expired: Jun 5, 2003, 7:15 AM CDT
In force: 38 min
Issued by: NWS Fort Worth, TX
Area: Counties, with a storm outline in the text

County Lampasas County, TX

The watch it was issued in

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

Issued	Product	Office	Lasted
Jun 5, 1:20 AM CDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Fort Worth, TX (KFWD), launched 00:00Z, 11.6 hours before the alert went out and 203 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: 1300 J/kg
Mixed-layer CIN: -10 J/kg
Mixed-layer LCL: 1529 m above ground
0-6 km bulk shear: 39 kt
0-1 km storm-relative helicity: 14 m²/s²
0-3 km storm-relative helicity: 151 m²/s²
Significant tornado parameter: 0.3
Supercell composite: 5.2

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 Jun 5, 5:15 AM CDT, 1 hour 22 minutes earlier.

Area forecast discussion, Jun 5, 5:15 AM CDT, 1 hour 22 minutes before

AREA FORECAST DISCUSSION...UPDATED TO INCLUDE TEXT
NATIONAL WEATHER SERVICE FORT WORTH TX
515 AM CDT THU JUN 5 2003

MCS NOW INTO WESTERN PORTIONS OF CWA...SHOWING NO SIGNS OF
DIMINISHING. LLJ SHOULD SHUT OFF AFTER DAYBREAK...AND PRECIP WILL
GRADUALLY DECREASE IN INTENSITY...BUT NOT BEFORE REACHING I-35
CORRIDOR. HEAVIEST RAIN WEST. SFC BOUNDARY REMAINS NEAR NORTHERN
EXTENT OF CWA...MESOLOW ASSOCIATED WITH MCS NOW NE OF ABI. DESPITE
LIMITED SUNSHINE TODAY...THESE FEATURES WILL KEEP THE POTENTIAL FOR
REDEVELOPMENT LATER TODAY.

MODELS ALL OVER THE PLACE IN PLACEMENT OF FEATURES...BUT ALL IN
REMARKABLE AGREEMENT WITH EXTRAORDINARY POPS TODAY AND TONIGHT.
DFW MOS POPS FOR TODAY...ETA 84...AVN 88...NGM 76. ETA SERIES BEST
HANDLING MCS AND ASSOCIATED SHORTWAVE...PROGS SEND SHORTWAVE THROUGH
CWA TODAY. FAVOR MESOETA SOLUTION...BUT WILL UNDERCUT POPS. WILL
LIKELY GET BURNED IF RAIN HITS BUCKETS...BUT SEE TREND OF DECREASING
PRECIP DURING THE MORNING.

SFC BOUNDARY PASSES OVERNIGHT...AND MODELS KEEP POPS HIGH. LITTLE
UPPER SUPPORT...BUT MOISTURE ABUNDANT WITH REINITIATING LLJ. WILL
KEEP LOW END CHANCE POPS.

HIGHLY AMPLIFIED BLOCKING RIDGE OVER WEST COAST REMAINS WELL
ENTRENCHED. POLAR STREAM STILL DIVING INTO THE SOUTHERN PLAINS.
TIGHTLY WOUND CINNAMON ROLL NOW IN EASTERN MONTANA WILL CONTINUE TO
GRIND SOUTHEASTWARD. FLOW OVER TEXAS WILL FLATTEN AS A RESULT...AND
MCS FEST WILL END AFTER WIND SHIFT LATE TONIGHT/FRIDAY AM.

THINGS CALM DOWN FRIDAY...AND SATURDAY IS REMARKABLY PLACID AFTER
LAST WEEK. MODELS ALL AGREE ON FROPA SUNDAY...INTRODUCED SLIGHT
CHANCE POPS. HEIGHTS RISE AS THE WORKWEEK BEGINS...AND PRECIP
CHANCES DRY UP.

FCSTID =   25
DFW   87  69  86  66 /  60  30  20   0
ACT   90  71  88  67 /  60  30  30   0
PRX   86  67  85  63 /  40  30  20   0
DTO   86  67  85  63 /  60  30  20   0
TKI   86  67  85  63 /  60  30  20   0
DAL   87  69  86  66 /  60  30  20   0
TRL   86  67  85  65 /  40  30  20   0
CRS   90  70  88  66 /  60  30  30   0
TPL   89  71  88  67 /  80  30  30   0

.FWD...
TX...SEVERE THUNDERSTORM WATCH UNTIL 700 AM CDT THURSDAY FOR ZONES
TXC093...TXC099...TXC133...TXC193...TXC281...TXC333.

Hazardous weather outlook, Jun 5, 5:30 AM CDT, 1 hour 7 minutes before

TXZ091>095-100>107-115>123-129>135-141>148-156>162-174-175-052245-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE FORT WORTH TX
530 AM CDT THU JUN 5 2003

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH TEXAS.

.DAY ONE...

SHOWERS AND THUNDERSTORMS ARE EXPECTED THIS MORNING ACROSS THE
NORTH TEXAS AS A THUNDERSTORM COMPLEX SLOWLY WEAKENS AS IT TREKS
EASTWARD. THERE WILL BE ANOTHER CHANCE OF THUNDERSTORMS LATE THIS
AFTERNOON AND TONIGHT. LOCALLY HEAVY RAIN...AND CLOUD TO GROUND
LIGHTNING WILL ACCOMPANY SOME OF THESE STORMS...BUT NO ORGANIZED
SEVERE WEATHER IS EXPECTED.

.DAYS TWO THROUGH SEVEN...
THE CHANCE OF SHOWERS AND THUNDERSTORMS WILL END BY MIDDAY
FRIDAY...WITH DRY WEATHER EXPECTED FRIDAY AFTERNOON AND SATURDAY. A
COLD FRONT WILL APPROACH NORTH TEXAS BY EARLY SUNDAY...BRINGING
ANOTHER CHANCE OF THUNDERSTORMS FOR SUNDAY. DRY WEATHER WILL THEN
PREVAIL FOR MONDAY THROUGH WEDNESDAY.

.SPOTTER CALL TO ACTION STATEMENT...

SPOTTER ACTIVATION IS NOT ANTICIPATED.

58

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 5, 7:03 AM CDT	Severe Thunderstorm Warning	FWD	Coryell	57 min
Jun 5, 7:25 AM CDT	Severe Thunderstorm Warning	FWD	Bell	50 min
Jun 5, 7:50 AM CDT	Severe Thunderstorm Warning	FWD	McLennan	55 min
Jun 5, 8:13 AM CDT	Severe Thunderstorm Warning	FWD	Bell	47 min
Jun 5, 8:17 AM CDT	Severe Thunderstorm Warning	FWD	Falls	58 min

Nearby

Severe Thunderstorm Warnings in Texas, 2003 Every severe thunderstorm warning in 2003

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.