Alert archive / Texas / Special Weather Statements in 2020
Special Weather Statement, NWS Amarillo, TX
NWS Amarillo, TX issued this special weather statement at Aug 8, 2020, 7:20 PM CDT for Sherman 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
- Aug 8, 2020, 7:20 PM CDT (00:20 UTC)
- Expired
- Aug 8, 2020, 7:45 PM CDT
- In force
- 25 min
- Issued by
- NWS Amarillo, TX
County Sherman County, TX
The radar
The Amarillo radar (KAMA), 140 km from the middle of the area, began a volume at 00:22 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
Dodge City, (KDDC), launched 00:00Z, 0.3 hours before the alert went out and 231 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
- 1256 J/kg
- Mixed-layer CIN
- -14 J/kg
- Mixed-layer LCL
- 2876 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 8 m²/s²
- 0-3 km storm-relative helicity
- 102 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.6
The text
As transmitted.
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</html>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 Aug 8, 5:54 PM CDT, 1 hour 26 minutes earlier.
Area forecast discussion, Aug 8, 5:54 PM CDT, 1 hour 26 minutes before
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</html>Hazardous weather outlook, Aug 8, 2:23 PM CDT, 4 hours 57 minutes before
Hazardous Weather Outlook National Weather Service Amarillo TX 223 PM CDT Sat Aug 8 2020 OKZ001>003-TXZ001>020-317-090730- Cimarron-Texas-Beaver-Dallam-Sherman-Hansford-Ochiltree-Lipscomb- Hartley-Moore-Hutchinson-Roberts-Hemphill-Oldham-Potter-Carson- Gray-Wheeler-Deaf Smith-Randall-Armstrong-Donley-Collingsworth- Palo Duro Canyon- 223 PM CDT Sat Aug 8 2020 This Hazardous Weather Outlook is for the Texas and Oklahoma Panhandles. .DAY ONE...Tonight. Thunderstorms are expected through tonight across western portions of the Panhandles. A few storms may be strong with gusty winds being the primary hazard. .DAYS TWO THROUGH SEVEN...Sunday through Friday. Showers and thunderstorms are expected to continue through Sunday and into early next week. Storms will have the potential to be strong with gusty winds and small hail. .SPOTTER INFORMATION STATEMENT... Spotter activation is not anticipated at this time.
In the hours before
Special weather statement, Aug 8, 6:00 PM CDT, 1 hour 20 minutes before
Special Weather Statement
National Weather Service Amarillo TX
600 PM CDT Sat Aug 8 2020
TXZ004-005-009-010-082330-
Hemphill TX-Ochiltree TX-Roberts TX-Lipscomb TX-
600 PM CDT Sat Aug 8 2020
...SIGNIFICANT WEATHER ADVISORY FOR SOUTHWESTERN LIPSCOMB...NORTHERN
ROBERTS...NORTHWESTERN HEMPHILL AND SOUTHEASTERN OCHILTREE COUNTIES
UNTIL 630 PM CDT...
At 559 PM CDT, Doppler radar was tracking a strong thunderstorm 9
miles southwest of Lake Meredith, or 21 miles southwest of Borger,
moving northeast at 15 mph.
Wind gusts of 50 to 55 mph will be possible with this storm.
This storm will remain over mainly rural areas of southwestern
Lipscomb, northern Roberts, northwestern Hemphill and southeastern
Ochiltree Counties.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Take shelter in a sturdy building if threatening weather approaches.
If on or near Lake Meredith, get out of the water and move indoors
or inside a vehicle. Remember, lightning can strike out to 10 miles
from the parent thunderstorm. If you can hear thunder, you are close
enough to be struck by lightning. Move to safe shelter now! Do not
be caught on the water in a thunderstorm.
Persons in campgrounds should consider seeking sturdy shelter until
this storm passes.
&&
LAT...LON 3572 10101 3584 10109 3591 10109 3621 10054
3598 10037
TIME...MOT...LOC 2259Z 211DEG 14KT 3554 10175
BiedaSpecial weather statement, Aug 8, 6:01 PM CDT, 1 hour 19 minutes before
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</html>Special weather statement, Aug 8, 6:23 PM CDT, 57 minutes before
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</html>Special weather statement, Aug 8, 7:20 PM CDT, 0 minutes before
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</html>The office that day
Everything else NWS Amarillo, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 8, 7:27 PM CDT | Special Weather Statement | AMA | Sherman | 33 min |
| Aug 8, 7:48 PM CDT | Areal Flood Advisory | AMA | Dallam | 3 hr |
| Aug 8, 7:57 PM CDT | Special Weather Statement | AMA | Sherman | 33 min |
| Aug 8, 8:03 PM CDT | Severe Thunderstorm Warning | AMA | Dallam, Sherman | 57 min |
| Aug 8, 8:47 PM CDT | Special Weather Statement | AMA | Hartley, Oldham | 43 min |
| Aug 8, 9:00 PM CDT | Special Weather Statement | AMA | Dallam | 30 min |
| Aug 8, 9:24 PM CDT | Special Weather Statement | AMA | Hartley, Oldham | 51 min |
| Aug 8, 9:26 PM CDT | Special Weather Statement | AMA | Sherman | 49 min |
| Aug 8, 10:09 PM CDT | Special Weather Statement | AMA | Sherman | 51 min |
| Aug 8, 11:24 PM CDT | Special Weather Statement | AMA | Hansford | 66 min |
| Aug 9, 3:53 PM CDT | Special Weather Statement | AMA | Cimarron | 37 min |
Nearby
Special Weather Statements in Texas, 2020Every special weather statement in 2020
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.