Alert archive / Texas / Severe Thunderstorm Warnings in 2025

Severe Thunderstorm Warning 84, NWS Amarillo, TX

May 1, 2025Deaf Smith County, Oldham County, Texas

NWS Amarillo, TX issued this severe thunderstorm warning at May 1, 2025, 8:44 PM CDT for Deaf Smith County, Oldham County, Texas. It was in force for 46 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: May 1, 2025, 8:44 PM CDT (01:44 UTC)
Expired: May 1, 2025, 9:30 PM CDT
In force: 46 min
Issued by: NWS Amarillo, TX
Area: Storm-based polygon
Hail: 0.88 in
Wind: 60.0 mph

Counties Deaf Smith County, TX, Oldham County, TX

The radar

The Amarillo radar (KAMA), 81 km from the middle of the area, began a volume at 01:44 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
May 1, 6:01 PM CDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 00:00Z, 1.7 hours before the alert went out and 82 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: 654 J/kg
Mixed-layer CIN: -81 J/kg
Mixed-layer LCL: 1517 m above ground
0-6 km bulk shear: 45 kt
0-1 km storm-relative helicity: 42 m²/s²
0-3 km storm-relative helicity: 195 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 1.9

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 May 1, 6:16 PM CDT, 2 hours 28 minutes earlier.

Area forecast discussion, May 1, 6:16 PM CDT, 2 hours 28 minutes before

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Hazardous weather outlook, May 1, 6:17 PM CDT, 2 hours 27 minutes before

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In the hours before

Special weather statement, May 1, 6:43 PM CDT, 2 hours 1 minute 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
May 1, 7:10 PM CDT	Special Weather Statement	AMA	Dallam	35 min
May 1, 7:18 PM CDT	Severe Thunderstorm Warning	AMA	Hartley, Oldham	42 min
May 1, 7:24 PM CDT	Special Weather Statement	AMA	Hartley	36 min
May 1, 7:43 PM CDT	Severe Thunderstorm Warning	AMA	Hartley, Moore, Oldham, Potter	47 min
May 1, 7:49 PM CDT	Special Weather Statement	AMA	Sherman	26 min
May 1, 7:57 PM CDT	Severe Thunderstorm Warning	AMA	Deaf Smith, Oldham	48 min
May 1, 8:05 PM CDT	Special Weather Statement	AMA	Deaf Smith	25 min
May 1, 8:14 PM CDT	Severe Thunderstorm Warning	AMA	Hansford, Hutchinson, Moore, Sherman	46 min
May 1, 8:34 PM CDT	Severe Thunderstorm Warning	AMA	Deaf Smith	41 min
May 1, 8:57 PM CDT	Special Weather Statement	AMA	Potter	33 min
May 1, 9:04 PM CDT	Special Weather Statement	AMA	Hutchinson	26 min
May 1, 9:12 PM CDT	Severe Thunderstorm Warning	AMA	Deaf Smith	48 min
May 1, 9:26 PM CDT	Special Weather Statement	AMA	Carson	34 min
May 1, 9:30 PM CDT	Special Weather Statement	AMA	Randall	30 min
May 1, 9:32 PM CDT	Special Weather Statement	AMA	Roberts	28 min
May 1, 9:43 PM CDT	Severe Thunderstorm Warning	AMA	Randall	47 min
May 1, 9:48 PM CDT	Severe Thunderstorm Warning	AMA	Deaf Smith, Randall	27 min
May 1, 10:08 PM CDT	Special Weather Statement	AMA	Gray, Roberts	37 min
May 1, 10:16 PM CDT	Severe Thunderstorm Warning	AMA	Gray, Hemphill, Roberts, Wheeler	44 min
May 1, 10:34 PM CDT	Special Weather Statement	AMA	Randall	26 min
May 1, 10:59 PM CDT	Special Weather Statement	AMA	Hemphill, Wheeler	31 min
May 2, 5:53 AM CDT	Special Weather Statement	AMA	Randall	37 min

Nearby

Severe Thunderstorm Warnings in Texas, 2025 Every severe thunderstorm warning in 2025

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.