Alert archive / Texas / Severe Thunderstorm Warnings in 2007

Severe Thunderstorm Warning 210, NWS Amarillo, TX

June 17, 2007Oldham County, Texas

NWS Amarillo, TX issued this severe thunderstorm warning at Jun 17, 2007, 10:10 PM CDT for Oldham County, Texas. It was in force for 50 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 17, 2007, 10:10 PM CDT (03:10 UTC)
Expired: Jun 17, 2007, 11:00 PM CDT
In force: 50 min
Issued by: NWS Amarillo, TX
Area: Counties, with a storm outline in the text

County Oldham County, TX

The radar

The Amarillo radar (KAMA), 83 km from the middle of the area, began a volume at 03:13 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

Amarillo Airport, TX (KAMA), launched 00:00Z, 3.2 hours before the alert went out and 84 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: 92 J/kg
Mixed-layer CIN: -231 J/kg
Mixed-layer LCL: 2034 m above ground
0-6 km bulk shear: 33 kt
0-1 km storm-relative helicity: 82 m²/s²
0-3 km storm-relative helicity: 271 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 severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Amarillo, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 17, 9:06 PM CDT, 1 hour 4 minutes earlier.

Area forecast discussion, Jun 17, 9:06 PM CDT, 1 hour 4 minutes before

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Hazardous weather outlook, Jun 17, 8:51 PM CDT, 1 hour 19 minutes before

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In the hours before

Special weather statement, Jun 17, 9:45 PM CDT, 25 minutes before

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Nearby

Severe Thunderstorm Warnings in Texas, 2007 Every severe thunderstorm warning in 2007

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.