Alert archive / Texas / Special Weather Statements in 2021

Special Weather Statement, NWS Amarillo, TX

April 27, 2021Lipscomb County, Texas

NWS Amarillo, TX issued this special weather statement at Apr 27, 2021, 7:35 PM CDT for Lipscomb County, Texas. It was in force for 25 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
Apr 27, 2021, 7:35 PM CDT (00:35 UTC)
Expired
Apr 27, 2021, 8:00 PM CDT
In force
25 min
Issued by
NWS Amarillo, TX

County Lipscomb County, TX

The radar

The Dodge City radar (KDDC), 156 km from the middle of the area, began a volume at 00:35 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

Norman, OK (KOUN), launched 00:00Z, 0.6 hours before the alert went out and 282 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, Norman, OK at 00:00Z on 2021-04-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 661 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, Norman, OK at 00:00Z on 2021-04-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 228 square meters per square second.1939587897117Sfc1 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
661 J/kg
Mixed-layer CIN
-196 J/kg
Mixed-layer LCL
1104 m above ground
0-6 km bulk shear
50 kt
0-1 km storm-relative helicity
228 m²/s²
0-3 km storm-relative helicity
198 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.0

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 Apr 27, 5:36 PM CDT, 1 hour 59 minutes earlier.

Area forecast discussion, Apr 27, 5:36 PM CDT, 1 hour 59 minutes before
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Hazardous weather outlook, Apr 27, 3:20 PM CDT, 4 hours 15 minutes before
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In the hours before

Local storm report, Apr 27, 2:48 PM CDT, 4 hours 47 minutes before
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Local storm report, Apr 27, 4:32 PM CDT, 3 hours 3 minutes before
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Special weather statement, Apr 27, 5:30 PM CDT, 2 hours 5 minutes before
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Special weather statement, Apr 27, 5:55 PM CDT, 1 hour 40 minutes before
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Special weather statement, Apr 27, 6:06 PM CDT, 1 hour 29 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Apr 27, 7:15 PM CDTSpecial Weather StatementAMALipscomb30 min

Nearby

Special Weather Statements in Texas, 2021Every 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.