Alert archive / Texas / Severe Thunderstorm Warnings in 2005

Severe Thunderstorm Warning 326, NWS Fort Worth, TX

October 1, 2005Jack County, Texas

NWS Fort Worth, TX issued this severe thunderstorm warning at Oct 1, 2005, 3:41 AM CDT for Jack County, Texas. It was in force for 49 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
Oct 1, 2005, 3:41 AM CDT (08:41 UTC)
Expired
Oct 1, 2005, 4:30 AM CDT
In force
49 min
Issued by
NWS Fort Worth, TX
Area
Counties, with a storm outline in the text

County Jack County, TX

The radar

The Dallas/Ft Worth radar (KFWS), 109 km from the middle of the area, began a volume at 08:45 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

Fort Worth, TX (KFWD), launched 00:00Z, 8.7 hours before the alert went out and 94 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 2005-10-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1039 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 2005-10-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 48 square meters per square second.19395878Sfc1 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
1039 J/kg
Mixed-layer CIN
-172 J/kg
Mixed-layer LCL
1190 m above ground
0-6 km bulk shear
39 kt
0-1 km storm-relative helicity
48 m²/s²
0-3 km storm-relative helicity
115 m²/s²
Significant tornado parameter
0.1
Supercell composite
0.7

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 Oct 1, 2:42 AM CDT, 59 minutes earlier.

Area forecast discussion, Oct 1, 2:42 AM CDT, 59 minutes before
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Hazardous weather outlook, Sep 30, 8:15 PM CDT, 7 hours 26 minutes before
HAZARDOUS WEATHER OUTLOOK FOR NORTH TEXAS
NATIONAL WEATHER SERVICE FORT WORTH TX
815 PM CDT FRI SEP 30 2005

TXZ091>095-100>107-115>123-129>135-141>148-156>162-174-175-011100-
ANDERSON-BELL-BOSQUE-COLLIN-COMANCHE-COOKE-CORYELL-DALLAS-DELTA-
DENTON-EASTLAND-ELLIS-ERATH-FALLS-FANNIN-FREESTONE-GRAYSON-HAMILTON-
HENDERSON-HILL-HOOD-HOPKINS-HUNT-JACK-JOHNSON-KAUFMAN-LAMAR-LAMPASAS-
LEON-LIMESTONE-MCLENNAN-MILAM-MILLS-MONTAGUE-NAVARRO-PALO PINTO-
PARKER-RAINS-ROBERTSON-ROCKWALL-SOMERVELL-STEPHENS-TARRANT-VAN ZANDT-
WISE-YOUNG-
815 PM CDT FRI SEP 30 2005

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH TEXAS.

.DAY ONE...
THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS ALONG AND NORTHWEST OF
A COMANCHE...WEATHERFORD...GAINESVILLE LINE THROUGH TONIGHT. THE MAIN
THREATS WILL BE HAIL UP TO THE SIZE OF QUARTERS AND WIND GUSTS UP
TO 60 MPH. FREQUENT CLOUD TO GROUND LIGHTNING AND BRIEF HEAVY
RAINFALL WILL ALSO ACCOMPANY THE THUNDERSTORMS AS THEY MOVE NORTHEAST
THROUGH THE EARLY MORNING HOURS ON SATURDAY.

AN UPPER LEVEL LOW PRESSURE SYSTEM WILL MOVE EAST FROM THE TEXAS
PANHANDLE THIS EVENING INTO OKLAHOMA TONIGHT. STRONG AND SEVERE
THUNDERSTORMS HAD ALREADY DEVELOPED FRIDAY EVENING ACROSS PARTS OF
NORTHWEST TEXAS AND WESTERN OKLAHOMA JUST AHEAD OF THIS SYSTEM. THIS
ACTIVITY WILL GRADUALLY SPREAD EAST INTO WESTERN SECTIONS OF NORTH
TEXAS TONIGHT AS STRENGTHENING LOW LEVEL WINDS AND MODERATE
INSTABILITY AID THE CONTINUED EASTWARD PROGRESSION.

.DAYS TWO THROUGH SEVEN...
THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS THROUGH MID MORNING
SATURDAY IN THE NORTH TEXAS COUNTIES THAT BORDER THE RED RIVER.
THUNDERSTORMS ARE EXPECTED TO DIMINISH OR DISSIPATE BY LATE MORNING
AS THE UPPER LEVEL SYSTEM MOVES WELL EAST OF THE REGION. THERE IS A
CHANCE OF THUNDERSTORMS AS FAR SOUTH AS INTERSTATE 30 THROUGH THE
AFTERNOON HOURS ON SATURDAY AS OUTFLOW BOUNDARIES MOVE SOUTH FROM
OKLAHOMA.

AN EASTERLY WAVE WILL PUSH INTO DEEP SOUTH TEXAS MONDAY...
POSSIBLY RESULTING IN A FEW THUNDERSTORMS AS FAR NORTH AS A
LAMPASAS...HILLSBORO...ATHENS LINE. A COLD FRONT WILL MOVE ACROSS
NORTH TEXAS WEDNESDAY INCREASING THE CHANCE OF THUNDERSTORMS TUESDAY
AFTERNOON THROUGH THURSDAY.

.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION MAY BE NEEDED OVERNIGHT ACROSS THE SLIGHT RISK
AREA IN THE WESTERN SECTIONS OF NORTH TEXAS.

In the hours before

Special weather statement, Sep 30, 9:41 PM CDT, 6 hours before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
941 PM CDT FRI SEP 30 2005

TXZ100-101-010315-

JACK-YOUNG-
941 PM CDT FRI SEP 30 2005

...SIGNIFICANT WEATHER UPDATE...

AT 941 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
STRONG THUNDERSTORM 17 MILES EAST OF SEYMOUR...MOVING EAST AT 40 MPH.

ALTHOUGH THE STRONGEST PORTION OF THE STORM WILL REMAIN IN ARCHER
AND CLAY COUNTIES...THE SOUTHERN EDGE OF THIS STORM MAY CLIP
NORTHERN YOUNG AND JACK COUNTIES.  IF THIS WAS TO HAPPEN...CITIES IN
THE PATH OF THE STORM WOULD INCLUDE JEAN...LOVING AND OLNEY.

FREQUENT CLOUD TO GROUND LIGHTNING...VERY HEAVY RAINFALL...PEA-SIZED
HAIL...AND WIND GUSTS FROM 50 TO 60 MPH CAN BE EXPECTED FROM THE
STORM...AS IT MOVES ACROSS THE AREA.

65/DD
Special weather statement, Sep 30, 10:26 PM CDT, 5 hours 15 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
1026 PM CDT FRI SEP 30 2005

TXZ091-100-101-010415-

JACK-MONTAGUE-YOUNG-
1026 PM CDT FRI SEP 30 2005

...SIGNIFICANT WEATHER UPDATE...

AT 1026 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
SEVERE THUNDERSTORM LOCATED 19 MILES SOUTH OF WICHITA FALLS...MOVING
EAST AT 35 MPH.  THIS STORM WILL MOVE INTO THE WESTERN PORTION OF
MONTAGUE COUNTY BY 1100 PM CDT...AND MAY REQUIRE A SEVERE
THUNDERSTORM WARNING IF IT MAINTAINS ITS PRESENT INTENSITY.

CITIES IN THE PATH OF THIS STORM INCLUDE BOWIE...MONTAGUE...AND
NOCONA.  FREQUENT CLOUD TO GROUND LIGHTNING...VERY HEAVY RAINFALL...
LARGE HAIL...AND WIND GUSTS IN EXCESS OF 60 MPH CAN BE EXPECTED FROM
THIS STORM.

ADDITIONAL...WEAKER THUNDERSTORMS WILL ALSO MOVE EASTWARD AT 35 MPH
INTO YOUNG AND JACK COUNTIES.  CITIES IN THE PATH OF THESE STORMS
INCLUDE GRAHAM...JACKSBORO...NEWCASTLE AND OLNEY.  FREQUENT CLOUD TO
GROUND LIGHTNING...VERY HEAVY RAINFALL...SMALL HAIL...AND WIND GUSTS
FROM 40 TO 50 MPH CAN BE EXPECTED FROM THESE STORMS.

65/DD
Special weather statement, Sep 30, 11:18 PM CDT, 4 hours 23 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
1118 PM CDT FRI SEP 30 2005

TXZ091-101-010445-

JACK-MONTAGUE-
1118 PM CDT FRI SEP 30 2005

...SIGNIFICANT WEATHER UPDATE...

AT 1118 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED
SEVERAL CLUSTERS OF STRONG THUNDERSTORMS EXTENDING FROM
DICKWORSHAM...SOUTHWESTWARD TO ARCHER CITY AND OLNEY. THE STORMS
WERE MOVING TO THE EAST-NORTHEAST AT 35 MPH.

CITIES IN THE PATH OF THE STORMS INCLUDE BOWIE...JACKSBORO...
MONTAGUE...AND NOCONA.

FREQUENT CLOUD TO GROUND LIGHTNING...VERY HEAVY RAINFALL...PEA-SIZED
HAIL...AND WIND GUSTS FROM 50 TO 60 MPH CAN BE EXPECTED FROM THESE
STORMS.

65/DD
Local storm report, Sep 30, 11:35 PM CDT, 4 hours 6 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
1135 PM CDT FRI SEP 30 2005

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

1132 PM     HAIL             2 SW OLNEY              33.34N  98.78W
09/30/2005  0.75 INCH        YOUNG              TX   FIRE DEPT/RESCUE

            REPORT OF 0.75 IN. HAIL FROM STORM SPOTTER NEAR AIRPORT
            TO THE SOUTHWEST OF OLNEY
Local storm report, Sep 30, 11:50 PM CDT, 3 hours 51 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
1150 PM CDT FRI SEP 30 2005

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

1135 PM     HAIL             OLNEY                   33.36N  98.76W
09/30/2005  1.00 INCH        YOUNG              TX   FIRE DEPT/RESCUE

            QUARTER SIZE HAIL IN OLNEY - REPORTED BY THE OLNEY FIRE
            DEPARTMENT
Special weather statement, Oct 1, 1:00 AM CDT, 2 hours 41 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
100 AM CDT SAT OCT 1 2005

TXZ100-010700-
YOUNG-
100 AM CDT SAT OCT 1 2005

...SIGNIFICANT WEATHER UPDATE FOR YOUNG COUNTY...

AT 100 AM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
CLUSTER OF THUNDERSTORMS WITH HEAVY RAINFALL 10 MILES NORTH OF
GRAHAM...MOVING NORTHEAST AT 35 MPH.

OTHER THUNDERSTORMS WERE INDICATED BY RADAR ACROSS AREAS WEST OF
YOUNG COUNTY NEAR THROCKMORTON. THIS ACTIVITY WAS ALSO MOVING TO THE
NORTHEAST AND WILL AFFECT PARTS OF YOUNG COUNTY THROUGH 230 AM.

CITIES IN THE PATH OF THE HEAVY RAINS INCLUDE JEAN...LOVING...MURRAY
AND OLNEY.

VERY HEAVY RAIN WITH LOCAL AMOUNTS OVER 1 INCH ARE POSSIBLE WITH
THESE STORMS ACROSS YOUNG COUNTY EARLY THIS MORNING.

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 30, 11:09 PM CDTSevere Thunderstorm WarningFWDYoung51 min
Oct 1, 3:19 AM CDTSevere Thunderstorm WarningFWDYoung26 min

Nearby

Severe Thunderstorm Warnings in Texas, 2005Every severe thunderstorm warning in 2005

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.