Alert archive / Texas / Wind Advisories in 2008

Wind Advisory 31, NWS Fort Worth, TX

December 9, 200846 counties in Texas

NWS Fort Worth, TX issued this wind advisory at Dec 9, 2008, 3:37 AM CST for 46 counties in Texas. It took effect at Dec 9, 2008, 12:00 PM CST. It was in force for 12 hr.

The area

The counties it named.

The facts

Issued
Dec 9, 2008, 3:37 AM CST (09:37 UTC)
In effect from
Dec 9, 2008, 12:00 PM CST
Expired
Dec 9, 2008, 11:38 PM CST
In force
12 hr
Issued by
NWS Fort Worth, TX
All 46 counties

Anderson County, TX, Bell County, TX, Bosque County, TX, Collin County, TX, Comanche County, TX, Cooke County, TX, Coryell County, TX, Dallas County, TX, Delta County, TX, Denton County, TX, Eastland County, TX, Ellis County, TX, Erath County, TX, Falls County, TX, Fannin County, TX, Freestone County, TX, Grayson County, TX, Hamilton County, TX, Henderson County, TX, Hill County, TX, Hood County, TX, Hopkins County, TX, Hunt County, TX, Jack County, TX, Johnson County, TX, Kaufman County, TX, Lamar County, TX, Lampasas County, TX, Leon County, TX, Limestone County, TX, McLennan County, TX, Milam County, TX, Mills County, TX, Montague County, TX, Navarro County, TX, Palo Pinto County, TX, Parker County, TX, Rains County, TX, Robertson County, TX, Rockwall County, TX, Somervell County, TX, Stephens County, TX, Tarrant County, TX, Van Zandt County, TX, Wise County, TX, Young County, TX

The radar

The Dallas/Ft Worth radar (KFWS), 27 km from the middle of the area, began a volume at 09:40 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 nearest sounding before it

Fort Worth, TX (KFWD), launched 00:00Z, 9.6 hours before the alert went out and 51 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 2008-12-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 259 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 2008-12-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 307 square meters per square second.1939587897Sfc1 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
259 J/kg
Mixed-layer CIN
-225 J/kg
Mixed-layer LCL
1028 m above ground
0-6 km bulk shear
54 kt
0-1 km storm-relative helicity
307 m²/s²
0-3 km storm-relative helicity
336 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this wind advisory 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 wind advisory went out at Dec 8, 11:43 PM CST, 3 hours 54 minutes earlier.

Area forecast discussion, Dec 8, 11:43 PM CST, 3 hours 54 minutes before
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Hazardous weather outlook, Dec 8, 11:49 PM CST, 3 hours 48 minutes before
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In the hours before

Local storm report, Dec 8, 11:10 PM CST, 4 hours 27 minutes before
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Local storm report, Dec 8, 11:18 PM CST, 4 hours 19 minutes before
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Special weather statement, Dec 8, 11:34 PM CST, 4 hours 3 minutes before
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Special weather statement, Dec 8, 11:40 PM CST, 3 hours 57 minutes before
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        The site you requested is temporarily down for maintenance or an unexpected outage.
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      <p id="message2">
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        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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Local storm report, Dec 9, 12:46 AM CST, 2 hours 51 minutes before
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<body>
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      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
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      <p id="message2">
        Please try again in a few minutes.
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      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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Special weather statement, Dec 9, 3:34 AM CST, 3 minutes before
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      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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The office that day

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

IssuedProductOfficeCountiesLasted
Dec 8, 9:07 PM CSTSpecial Weather StatementFWDCooke, Denton23 min
Dec 8, 9:11 PM CSTSpecial Weather StatementFWDHood, Somervell, Tarrant34 min
Dec 8, 9:43 PM CSTSpecial Weather StatementFWDTarrant32 min
Dec 8, 9:47 PM CSTSpecial Weather StatementFWDDenton, Grayson28 min
Dec 8, 10:13 PM CSTSevere Thunderstorm WarningFWDGrayson47 min
Dec 8, 10:24 PM CSTTornado WarningFWDGrayson36 min
Dec 8, 10:45 PM CSTSpecial Weather StatementFWDCollin30 min
Dec 8, 11:09 PM CSTTornado WarningFWDCollin36 min
Dec 8, 11:34 PM CSTSpecial Weather StatementFWDHill26 min
Dec 8, 11:40 PM CSTSpecial Weather StatementFWDFannin35 min
Dec 8, 11:51 PM CSTSevere Thunderstorm WarningFWDEllis, Hill, Navarro39 min
Dec 9, 12:29 AM CSTSevere Thunderstorm WarningFWDEllis, Navarro31 min
Dec 9, 12:53 AM CSTSevere Thunderstorm WarningFWDEllis, Henderson, Kaufman, Navarro40 min
Dec 9, 3:34 AM CSTSpecial Weather StatementFWDKaufman26 min
Dec 9, 4:04 AM CSTSpecial Weather StatementFWDVan Zandt26 min
Dec 9, 4:39 AM CSTSpecial Weather StatementFWDMcLennan36 min
Dec 9, 4:41 AM CSTSpecial Weather StatementFWDVan Zandt34 min
Dec 9, 5:08 AM CSTSpecial Weather StatementFWDLimestone37 min
Dec 9, 5:22 AM CSTSevere Thunderstorm WarningFWDFreestone, Limestone, Navarro53 min
Dec 9, 6:00 AM CSTSpecial Weather StatementFWDHenderson30 min
Dec 9, 6:29 AM CSTSevere Thunderstorm WarningFWDAnderson49 min
Dec 9, 7:47 AM CSTSpecial Weather StatementFWDMcLennan28 min
Dec 9, 7:50 AM CSTSevere Thunderstorm WarningFWDMcLennan39 min
Dec 9, 9:10 AM CSTSpecial Weather StatementFWDFreestone35 min

Nearby

Wind Advisories in Texas, 2008Every wind advisory in 2008

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.