Alert archive / Texas / Special Weather Statements in 2021
Special Weather Statement, NWS Amarillo, TX
NWS Amarillo, TX issued this special weather statement at Jul 7, 2021, 3:21 PM CDT for Gray County, Texas. It was in force for 24 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 7, 2021, 3:21 PM CDT (20:21 UTC)
- Expired
- Jul 7, 2021, 3:45 PM CDT
- In force
- 24 min
- Issued by
- NWS Amarillo, TX
County Gray County, TX
The radar
The Amarillo radar (KAMA), 72 km from the middle of the area, began a volume at 20:24 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 12:00Z, 8.4 hours before the alert went out and 72 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.
- Mixed-layer CAPE
- 315 J/kg
- Mixed-layer CIN
- -9 J/kg
- Mixed-layer LCL
- 862 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- -10 m²/s²
- 0-3 km storm-relative helicity
- -8 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
967 WWUS84 KAMA 072021 SPSAMA Special Weather Statement National Weather Service Amarillo TX 321 PM CDT Wed Jul 7 2021 TXZ008-009-013-014-072045- Hutchinson TX-Gray TX-Roberts TX-Carson TX- 321 PM CDT Wed Jul 7 2021 ...SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN CARSON... SOUTHEASTERN HUTCHINSON...NORTHWESTERN GRAY AND SOUTHWESTERN ROBERTS COUNTIES UNTIL 345 PM CDT... At 320 PM CDT, Doppler radar was tracking a strong thunderstorm 9 miles north of Pampa, moving south at 15 mph. Wind gusts up to 50 mph will be possible with this storm. Locations impacted include... Pampa, Skellytown and Kingsmill. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take shelter in a sturdy building if threatening weather approaches. && LAT...LON 3580 10127 3574 10082 3541 10083 3550 10130 TIME...MOT...LOC 2020Z 019DEG 14KT 3568 10103 $$ LFM
The office that day
Everything else NWS Amarillo, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 6, 11:59 PM CDT | Areal Flood Advisory | AMA | Hansford, Hutchinson | 3 hr |
| Jul 7, 6:05 AM CDT | Areal Flood Advisory | AMA | Moore, Potter | 3 hr |
| Jul 7, 7:11 AM CDT | Areal Flood Advisory | AMA | Armstrong, Carson, Potter, Randall | 2 hr |
| Jul 7, 8:14 AM CDT | Areal Flood Advisory | AMA | Randall | 3 hr |
| Jul 7, 9:23 AM CDT | Areal Flood Warning | AMA | Carson, Potter, Randall | 112 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.