Alert archive / Texas / Severe Thunderstorm Warnings in 2015
Severe Thunderstorm Warning 197, NWS Amarillo, TX
NWS Amarillo, TX issued this severe thunderstorm warning at Aug 2, 2015, 6:43 PM CDT for Moore County, Texas. It was in force for 17 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
- Aug 2, 2015, 6:43 PM CDT (23:43 UTC)
- Expired
- Aug 2, 2015, 7:00 PM CDT
- In force
- 17 min
- Issued by
- NWS Amarillo, TX
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 70.0 mph
County Moore County, TX
The radar
The Amarillo radar (KAMA), 69 km from the middle of the area, began a volume at 23:46 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, 11.7 hours before the alert went out and 70 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
- 334 J/kg
- Mixed-layer CIN
- -126 J/kg
- Mixed-layer LCL
- 1307 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- 134 m²/s²
- 0-3 km storm-relative helicity
- 133 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 Aug 2, 3:45 PM CDT, 2 hours 58 minutes earlier.
Area forecast discussion, Aug 2, 3:45 PM CDT, 2 hours 58 minutes before
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</html>Hazardous weather outlook, Aug 2, 3:25 PM CDT, 3 hours 18 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE AMARILLO TX 325 PM CDT SUN AUG 2 2015 OKZ001>003-TXZ001>020-031115- CIMARRON-TEXAS-BEAVER-DALLAM-SHERMAN-HANSFORD-OCHILTREE-LIPSCOMB- HARTLEY-MOORE-HUTCHINSON-ROBERTS-HEMPHILL-OLDHAM-POTTER-CARSON- GRAY-WHEELER-DEAF SMITH-RANDALL-ARMSTRONG-DONLEY-COLLINGSWORTH- 325 PM CDT SUN AUG 2 2015 THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE TEXAS AND OKLAHOMA PANHANDLES. .DAY ONE...THROUGH TONIGHT. SCATTERED THUNDERSTORMS ARE EXPECTED ACROSS THE PANHANDLES. HEAVY RAINFALL REMAINS THE PRIMARY THREAT FROM THESE STORMS...WHICH MAY RESULT IN LOCALIZED FLOODING OR FLASH FLOODING. ALSO...SOME OF THE STRONGER STORMS COULD PRODUCE BRIEF GUSTY WINDS TO AROUND 50 MPH. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY. THUNDERSTORMS ARE EXPECTED TO DEVELOP ACROSS MOST OF THE OKLAHOMA AND TEXAS PANHANDLES MONDAY AND MONDAY NIGHT. HEAVY RAIN IS LIKELY TO OCCUR MONDAY AFTERNOON THROUGH MONDAY NIGHT. SOME STORMS DURING THIS TIME COULD BECOME SEVERE...WITH WINDS AROUND 60 MPH AND HALF DOLLAR SIZE HAIL BEING POSSIBLE. THUNDERSTORMS WILL BE POSSIBLE TUESDAY THROUGH TUESDAY NIGHT...AND AGAIN FRIDAY NIGHT AND SATURDAY ACROSS PORTIONS OF THE PANHANDLES. HEAVY RAIN WILL LIKELY BE THE PRIMARY HAZARD DURING THIS TIME FRAME... ALTHOUGH SOME STORMS COULD BECOME STRONG AND PRODUCE GUSTY WINDS TO AROUND 50 MPH. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED TONIGHT. SPOTTERS AND EMERGENCY MANAGEMENT OFFICIALS SHOULD CONTINUE TO MONITOR THE FORECAST AND BE READY FOR ACTIVATION MONDAY AFTERNOON AND EVENING. OBSERVERS ARE REQUESTED TO RELAY ANY RAINFALL AND FLOODING REPORTS TO THE NATIONAL WEATHER SERVICE IN AMARILLO. COCKRELL
In the hours before
Special weather statement, Aug 2, 5:56 PM CDT, 47 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 1, 9:22 PM CDT | Special Weather Statement | AMA | Deaf Smith | 38 min |
| Aug 1, 9:45 PM CDT | Special Weather Statement | AMA | Randall | 45 min |
| Aug 1, 10:21 PM CDT | Areal Flood Advisory | AMA | Randall | 3 hr |
| Aug 1, 11:23 PM CDT | Special Weather Statement | AMA | Armstrong | 52 min |
| Aug 2, 12:28 AM CDT | Special Weather Statement | AMA | Hansford | 47 min |
| Aug 2, 12:53 AM CDT | Special Weather Statement | AMA | Gray | 52 min |
| Aug 2, 1:04 AM CDT | Severe Thunderstorm Warning | AMA | Gray, Wheeler | 56 min |
| Aug 2, 1:14 AM CDT | Special Weather Statement | AMA | Hansford | 61 min |
| Aug 2, 1:49 AM CDT | Areal Flood Advisory | AMA | Hansford | 3 hr |
| Aug 2, 1:52 AM CDT | Special Weather Statement | AMA | Wheeler | 53 min |
| Aug 2, 1:58 AM CDT | Special Weather Statement | AMA | Hansford | 62 min |
| Aug 2, 2:57 AM CDT | Special Weather Statement | AMA | Hansford | 63 min |
| Aug 2, 4:57 AM CDT | Areal Flood Advisory | AMA | Hansford, Hutchinson, Ochiltree | 3 hr |
| Aug 2, 5:56 PM CDT | Special Weather Statement | AMA | Lipscomb | 49 min |
| Aug 2, 6:38 PM CDT | Special Weather Statement | AMA | Moore | 67 min |
| Aug 2, 6:47 PM CDT | Special Weather Statement | AMA | Hemphill, Lipscomb | 58 min |
Nearby
Severe Thunderstorm Warnings in Texas, 2015Every severe thunderstorm warning in 2015
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.