Alert archive / Texas / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 178, NWS Fort Worth, TX

June 9, 1997Grayson County, Texas

NWS Fort Worth, TX issued this severe thunderstorm warning at Jun 9, 1997, 7:07 PM CDT for Grayson County, Texas. It was in force for 53 min. 5 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Jun 9, 1997, 7:07 PM CDT (00:07 UTC)
Expired
Jun 9, 1997, 8:00 PM CDT
In force
53 min
Issued by
NWS Fort Worth, TX
Area
Whole counties

County Grayson County, TX

The radar

The Dallas/Ft Worth radar (KFWS), 131 km from the middle of the area, began a volume at 00:07 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.

What was reported inside it

TimeReportWhereRemark
Jun 9, 7:14 PM CDTHail 1Whitesboro, TX
Jun 9, 7:30 PM CDTThunderstorm WindSherman, TXStrong winds blew down trees on Highway 56 west of town.
Jun 9, 7:35 PM CDTHail 1.75Howe, TX
Jun 9, 7:45 PM CDTHail 3Tom Bean, TXTangerine size hail was reported.
Jun 9, 8:05 PM CDTThunderstorm WindPilot Grove, TXStrong winds damaged the roofs of four homes.

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Fort Worth, TX (KFWD), launched 00:00Z, 0.1 hours before the alert went out and 105 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 1997-06-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1250 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 1997-06-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -1 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
1250 J/kg
Mixed-layer CIN
-3 J/kg
Mixed-layer LCL
1208 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
-1 m²/s²
0-3 km storm-relative helicity
87 m²/s²
Significant tornado parameter
0.2
Supercell composite
2.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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.

In the hours before

Special weather statement, Jun 9, 5:11 PM CDT, 1 hour 56 minutes before
TXZ098>101-115-116-129-130-141>143-156-100600-

SEVERE WEATHER OUTLOOK FOR NORTH TEXAS
NATIONAL WEATHER SERVICE FORT WORTH TX
511 PM CDT MON JUN 9 1997

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS THROUGH TONIGHT OVER
THE WESTERN AND NORTH CENTRAL PARTS OF NORTH TEXAS...GENERALLY WEST
OF A LINE FROM BONHAM TO WAXAHACHIE TO LAMPASAS. SOME CITIES
INCLUDED IN THIS AREA ARE DENTON...SHERMAN...BROWNWOOD...
MINERAL WELLS AND THE DALLAS/FORT WORTH METROPLEX.

THUNDERSTORMS WERE DEVELOPING ACROSS WEST TEXAS AND NORTH INTO
OKLAHOMA LATE THIS AFTERNOON. A SURFACE BOUNDARY EXTENDED FROM THE
TEXAS PANHANDLE SOUTHEASTWARD ALONG THE RED RIVER. THE ATMOSPHERE
ACROSS THE SLIGHT RISK AREA HAS BECOME MODERATELY UNSTABLE. AS A
RESULT THUNDERSTORMS WILL CONTINUE TO DEVELOP INTO THE RISK AREA
THROUGH EARLY EVENING. THE MAIN THREAT OF SEVERE WEATHER WILL BE FROM
LARGE HAIL AND DAMAGING DOWNBURST WINDS.

IN ADDITION TO THE THREAT OF SEVERE WEATHER...HEAVY RAINS ARE ALSO
POSSIBLE AS ANY STORMS THAT DO DEVELOP WILL BE SLOW MOVING.

EMERGENCY MANAGEMENT OFFICIALS AND STORM SPOTTERS IN THE THREAT AREA
SHOULD BE PREPARED FOR POSSIBLE ACTIVATION.

76
Special weather statement, Jun 9, 5:12 PM CDT, 1 hour 55 minutes before
TXZ098>101-115-116-129-130-141>143-156-100600-

SEVERE WEATHER OUTLOOK FOR NORTH TEXAS
NATIONAL WEATHER SERVICE FORT WORTH TX
511 PM CDT MON JUN 9 1997

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS THROUGH TONIGHT OVER
THE WESTERN AND NORTH CENTRAL PARTS OF NORTH TEXAS...GENERALLY WEST
OF A LINE FROM BONHAM TO WAXAHACHIE TO LAMPASAS. SOME CITIES
INCLUDED IN THIS AREA ARE DENTON...SHERMAN...BROWNWOOD...
MINERAL WELLS AND THE DALLAS/FORT WORTH METROPLEX.

THUNDERSTORMS WERE DEVELOPING ACROSS WEST TEXAS AND NORTH INTO
OKLAHOMA LATE THIS AFTERNOON. A SURFACE BOUNDARY EXTENDED FROM THE
TEXAS PANHANDLE SOUTHEASTWARD ALONG THE RED RIVER. THE ATMOSPHERE
ACROSS THE SLIGHT RISK AREA HAS BECOME MODERATELY UNSTABLE. AS A
RESULT THUNDERSTORMS WILL CONTINUE TO DEVELOP INTO THE RISK AREA
THROUGH EARLY EVENING. THE MAIN THREAT OF SEVERE WEATHER WILL BE FROM
LARGE HAIL AND DAMAGING DOWNBURST WINDS.

IN ADDITION TO THE THREAT OF SEVERE WEATHER.H..HEAVY RAINS ARE ALSO
POSSIBLE AS ANY STORMS THAT DO DEVELOP WILL BE SLOW MOVING.

EMERGENCY MANAGEMENT OFFICIALS AND STORM SPOTTERS IN THE THREAT AREA
SHOULD BE PREPARED FOR POSSIBLE ACTIVATION.

76

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 9, 7:59 PM CDTSevere Thunderstorm WarningFWDCollin, Fannin, Grayson61 min
Jun 9, 8:42 PM CDTSevere Thunderstorm WarningFWDHunt63 min
Jun 9, 9:00 PM CDTSevere Thunderstorm WarningFWDCollin60 min
Jun 9, 9:21 PM CDTSevere Thunderstorm WarningFWDDallas69 min
Jun 9, 9:34 PM CDTFlash Flood WarningFWDCollin, Dallas3 hr
Jun 9, 9:45 PM CDTSevere Thunderstorm WarningFWDHunt, Rockwall60 min
Jun 9, 9:54 PM CDTSevere Thunderstorm WarningFWDWise66 min
Jun 9, 11:06 PM CDTSevere Thunderstorm WarningFWDRains, Van Zandt69 min
Jun 9, 11:34 PM CDTSevere Thunderstorm WarningFWDWise56 min
Jun 10, 12:19 AM CDTSevere Thunderstorm WarningFWDEastland56 min
Jun 10, 12:24 AM CDTSevere Thunderstorm WarningFWDErath66 min
Jun 10, 12:56 AM CDTSevere Thunderstorm WarningFWDComanche64 min
Jun 10, 1:31 AM CDTSevere Thunderstorm WarningFWDErath44 min
Jun 10, 1:53 AM CDTSevere Thunderstorm WarningFWDBosque, Hill67 min
Jun 10, 2:50 AM CDTSevere Thunderstorm WarningFWDMcLennan40 min
Jun 10, 3:21 AM CDTSevere Thunderstorm WarningFWDMills54 min
Jun 10, 3:35 AM CDTSevere Thunderstorm WarningFWDMcLennan40 min
Jun 10, 3:47 AM CDTSevere Thunderstorm WarningFWDFalls, Limestone58 min
Jun 10, 3:54 AM CDTSevere Thunderstorm WarningFWDFreestone51 min
Jun 10, 4:04 AM CDTSevere Thunderstorm WarningFWDLeon41 min
Jun 10, 4:36 AM CDTSevere Thunderstorm WarningFWDMills39 min
Jun 10, 4:42 AM CDTSevere Thunderstorm WarningFWDRobertson48 min

Nearby

Severe Thunderstorm Warnings in Texas, 1997Every severe thunderstorm warning in 1997

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.