Alert archive / Texas / Wind Advisories in 2008

Wind Advisory 16, NWS San Angelo, TX

November 30, 2008Callahan County, Shackelford County, Throckmorton County, Texas

NWS San Angelo, TX issued this wind advisory at Nov 30, 2008, 3:45 AM CST for Callahan County, Shackelford County, Throckmorton County, Texas. It took effect at Nov 30, 2008, 11:00 AM CST. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued: Nov 30, 2008, 3:45 AM CST (09:45 UTC)
In effect from: Nov 30, 2008, 11:00 AM CST
Expired: Nov 30, 2008, 3:22 PM CST
In force: 4 hr
Issued by: NWS San Angelo, TX

Counties Callahan County, TX, Shackelford County, TX, Throckmorton County, TX

The radar

The Dyess AFB radar (KDYX), 23 km from the middle of the area, began a volume at 09:47 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, 9.8 hours before the alert went out and 189 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1445 m above ground
0-6 km bulk shear: 39 kt
0-1 km storm-relative helicity: -122 m²/s²
0-3 km storm-relative helicity: -50 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 wind advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS San Angelo, TX wrote its last area forecast discussion before this wind advisory went out at Nov 30, 3:42 AM CST, 3 minutes earlier.

Area forecast discussion, Nov 30, 3:42 AM CST, 3 minutes before

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The office that day

Everything else NWS San Angelo, TX issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Nov 30, 3:45 AM CST	Lake Wind Advisory	SJT	Brown, Coleman, Haskell, Jones, McCulloch, Taylor	12 hr
Nov 30, 2:09 PM CST	Fire Weather Watch	SJT	Callahan, Coke, Concho, Crockett, Fisher, Haskell and 11 more	38 hr

Nearby

Wind Advisories in Texas, 2008 Every 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.