Alert archive / Texas / Special Weather Statements in 2021

Special Weather Statement, NWS Amarillo, TX

July 14, 2021Oldham County, Texas

NWS Amarillo, TX issued this special weather statement at Jul 14, 2021, 9:02 PM CDT for Oldham County, Texas. It was in force for 28 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Jul 14, 2021, 9:02 PM CDT (02:02 UTC)
Expired: Jul 14, 2021, 9:30 PM CDT
In force: 28 min
Issued by: NWS Amarillo, TX

County Oldham County, TX

The radar

The Amarillo radar (KAMA), 70 km from the middle of the area, began a volume at 02:05 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, 2.0 hours before the alert went out and 71 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: 42 J/kg
Mixed-layer CIN: -166 J/kg
Mixed-layer LCL: 2320 m above ground
0-6 km bulk shear: 15 kt
0-1 km storm-relative helicity: -52 m²/s²
0-3 km storm-relative helicity: 109 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement 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 special weather statement went out at Jul 14, 7:06 PM CDT, 1 hour 56 minutes earlier.

Area forecast discussion, Jul 14, 7:06 PM CDT, 1 hour 56 minutes before

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Hazardous weather outlook, Jul 14, 2:32 PM CDT, 6 hours 30 minutes before

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In the hours before

Special weather statement, Jul 14, 6:19 PM CDT, 2 hours 43 minutes before

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Special weather statement, Jul 14, 6:42 PM CDT, 2 hours 20 minutes before

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Special weather statement, Jul 14, 7:22 PM CDT, 1 hour 40 minutes before

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Special weather statement, Jul 14, 7:48 PM CDT, 1 hour 14 minutes before

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Special weather statement, Jul 14, 9:02 PM CDT, 0 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 14, 7:22 PM CDT	Special Weather Statement	AMA	Dallam, Hartley	23 min
Jul 14, 7:48 PM CDT	Special Weather Statement	AMA	Hartley	27 min
Jul 14, 9:30 PM CDT	Special Weather Statement	AMA	Potter	30 min
Jul 15, 4:09 PM CDT	Special Weather Statement	AMA	Oldham	21 min
Jul 15, 5:03 PM CDT	Special Weather Statement	AMA	Hartley	27 min
Jul 15, 5:21 PM CDT	Severe Thunderstorm Warning	AMA	Hartley, Oldham	54 min
Jul 15, 5:36 PM CDT	Areal Flood Advisory	AMA	Hartley	3 hr
Jul 15, 6:12 PM CDT	Special Weather Statement	AMA	Hartley	33 min
Jul 15, 6:39 PM CDT	Special Weather Statement	AMA	Moore	36 min

Nearby

Special Weather Statements in Texas, 2021 Every special weather statement in 2021

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.