Alert archive / Texas / Severe Thunderstorm Warnings in 2017
Severe Thunderstorm Warning 246, NWS Lubbock, TX
NWS Lubbock, TX issued this severe thunderstorm warning at Sep 17, 2017, 3:25 PM CDT for Bailey County, Lamb County, Texas. It was in force for 65 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
- Sep 17, 2017, 3:25 PM CDT (20:25 UTC)
- Expired
- Sep 17, 2017, 4:30 PM CDT
- In force
- 65 min
- Issued by
- NWS Lubbock, TX
- Area
- Storm-based polygon
- Hail
- 2.0 in
- Wind
- 70.0 mph
Counties Bailey County, TX, Lamb County, TX
The radar
The Lubbock radar (KLBB), 85 km from the middle of the area, began a volume at 20:27 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 153 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
- 240 J/kg
- Mixed-layer CIN
- -249 J/kg
- Mixed-layer LCL
- 1391 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 137 m²/s²
- 0-3 km storm-relative helicity
- 115 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 Lubbock, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at Sep 17, 1:50 PM CDT, 1 hour 35 minutes earlier.
Area forecast discussion, Sep 17, 1:50 PM CDT, 1 hour 35 minutes before
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</html>Hazardous weather outlook, Sep 17, 3:58 AM CDT, 11 hours 27 minutes before
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<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
<p id="message1">
The site you requested is temporarily down for maintenance or an unexpected outage.
</p>
<p id="message2">
Please try again in a few minutes.
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If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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</html>The office that day
Everything else NWS Lubbock, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 16, 7:13 PM CDT | Special Weather Statement | LUB | Floyd | 32 min |
| Sep 16, 7:32 PM CDT | Special Weather Statement | LUB | Childress | 28 min |
| Sep 17, 3:05 PM CDT | Severe Thunderstorm Warning | LUB | Bailey | 25 min |
| Sep 17, 4:07 PM CDT | Severe Thunderstorm Warning | LUB | Parmer | 23 min |
| Sep 17, 4:42 PM CDT | Special Weather Statement | LUB | Lamb | 18 min |
| Sep 17, 4:58 PM CDT | Severe Thunderstorm Warning | LUB | Hockley, Lamb | 32 min |
| Sep 17, 5:26 PM CDT | Severe Thunderstorm Warning | LUB | Hale, Hockley, Lamb, Lubbock | 49 min |
Nearby
Severe Thunderstorm Warnings in Texas, 2017Every severe thunderstorm warning in 2017
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.