Alert archive / Texas / Severe Thunderstorm Warnings in 2009
Severe Thunderstorm Warning 55, NWS Lubbock, TX
NWS Lubbock, TX issued this severe thunderstorm warning at Apr 28, 2009, 9:44 PM CDT for King County, Texas. It was in force for 31 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
- Apr 28, 2009, 9:44 PM CDT (02:44 UTC)
- Expired
- Apr 28, 2009, 10:15 PM CDT
- In force
- 31 min
- Issued by
- NWS Lubbock, TX
- Area
- Storm-based polygon
County King County, TX
The radar
The Altus AFB radar (KFDR), 144 km from the middle of the area, began a volume at 02:47 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 |
|---|---|---|---|
| Apr 28, 9:25 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Midland Regional, TX (KMAF), launched 00:00Z, 2.7 hours before the alert went out and 260 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
- 2059 J/kg
- Mixed-layer CIN
- -20 J/kg
- Mixed-layer LCL
- 495 m above ground
- 0-6 km bulk shear
- 46 kt
- 0-1 km storm-relative helicity
- 211 m²/s²
- 0-3 km storm-relative helicity
- 273 m²/s²
- Significant tornado parameter
- 2.8
- Supercell composite
- 12.6
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 Apr 28, 6:38 PM CDT, 3 hours 6 minutes earlier.
Area forecast discussion, Apr 28, 6:38 PM CDT, 3 hours 6 minutes before
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</html>Hazardous weather outlook, Apr 28, 3:46 PM CDT, 5 hours 58 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE LUBBOCK TX 346 PM CDT TUE APR 28 2009 TXZ021>044-292100- PARMER-CASTRO-SWISHER-BRISCOE-HALL-CHILDRESS-BAILEY-LAMB-HALE- FLOYD-MOTLEY-COTTLE-COCHRAN-HOCKLEY-LUBBOCK-CROSBY-DICKENS-KING- YOAKUM-TERRY-LYNN-GARZA-KENT-STONEWALL- 346 PM CDT TUE APR 28 2009 THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE EXTREME SOUTHERN TEXAS PANHANDLE...SOUTH PLAINS AND ROLLING PLAINS. .DAY ONE...THIS AFTERNOON AND TONIGHT CONVECTIVE A SLIGHT RISK FOR SEVERE THUNDERSTORMS WILL CONTINUE ACROSS THE REGION OVERNIGHT...WITH LARGE HAIL THE MAIN THREAT BUT ALSO A SMALL THREAT FOR DAMAGING WINDS AND ISOLATED TORNADOES. VERY HEAVY RAIN IN A FEW LOCATIONS COULD ALSO LEAD TO ISOLATED FLOODING. A VERY MOIST AIRMASS LYING OVER THE SOUTHERN PLAINS WILL CONTINUE TO DESTABILIZE OVERNIGHT WITH THE APPROACH OF A DISTURBANCE FROM THE SOUTHWEST. THUNDERSTORMS ARE EXPECTED TO DEVELOP OVER PORTIONS OF EASTERN NEW MEXICO AND THE EASTERN TRANS PECOS REGION BY EARLY THIS EVENING...AND THEN MOVE INTO AND FURTHER DEVELOP ACROSS THE TEXAS SOUTH PLAINS THROUGHOUT THE NIGHT. A DIFFUSE SURFACE FRONTAL BOUNDARY LIFTING NORTHWARD INTO THE AREA MAY PROVIDE A FOCUS FOR MORE COMMON SUPERCELL DEVELOPMENT. BECAUSE OF STRONG TURNING OF WINDS IN THE LOWER ATMOSPHERE...A SMALL RISK OF TORNADOES WILL EXIST. EXTRA CAUTION IS WARRANTED BECAUSE OF THE SOMEWHAT UNUSUAL TIMING OF THE THREAT FOR SEVERE WEATHER DURING THE OVERNIGHT HOURS. NON PRECIPITATION AREAS OF FOG...AT TIMES PRODUCING VISIBILITIES BELOW A MILE...ARE EXPECTED OVERNIGHT. THICKEST FOG MAY BE ON AND ALONG THE CAP-ROCK ESCARPMENT. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY A DRYLINE WILL PUSH INTO THE CENTRAL OR EASTERN SOUTH PLAINS WEDNESDAY AFTERNOON. THIS WILL BRING THE POTENTIAL FOR LATE AFTERNOON AND EVENING SEVERE THUNDERSTORMS...ESPECIALLY EAST OF INTERSTATE 27 AND HIGHWAY 87. BY LATER THIS WEEKEND INTO EARLY NEXT WEEK...AN UPPER LEVEL DISTURBANCE AND FRONTAL BOUNDARY MAY BRING THE RISK OF ADDITIONAL SEVERE THUNDERSTORMS. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE REQUIRED THIS EVENING AND OVERNIGHT.
In the hours before
Special weather statement, Apr 28, 6:25 PM CDT, 3 hours 19 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LUBBOCK TX 625 PM CDT TUE APR 28 2009 TXZ023-029-290030- SWISHER TX-HALE TX- 625 PM CDT TUE APR 28 2009 ...STRONG THUNDERSTORM ACROSS HALE AND SWISHER COUNTIES... AT 622 PM CDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM 5 MILES EAST OF HALFWAY...OR ABOUT 8 MILES WEST OF PLAINVIEW...MOVING NORTH AT 30 MPH. SMALL HAIL IS EXPECTED WITH THIS STORM. IF CAUGHT OUTSIDE...SEEK SHELTER INDOORS. STAY AWAY FROM WINDOWS.
Special weather statement, Apr 28, 7:29 PM CDT, 2 hours 15 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LUBBOCK TX 729 PM CDT TUE APR 28 2009 TXZ023-290045- SWISHER TX- 729 PM CDT TUE APR 28 2009 ...STRONG THUNDERSTORM ACROSS NORTHERN SWISHER COUNTY... AT 729 PM CDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM OVER NORTHERN SWISHER COUNTY...OR ABOUT 9 MILES NORTHEAST OF TULIA...MOVING NORTHEAST AT 25 MPH. SMALL HAIL IS EXPECTED WITH THIS STORM. IF CAUGHT OUTSIDE...SEEK SHELTER INDOORS. STAY AWAY FROM WINDOWS.
Special weather statement, Apr 28, 8:51 PM CDT, 53 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LUBBOCK TX 851 PM CDT TUE APR 28 2009 TXZ038-290215- KING TX- 851 PM CDT TUE APR 28 2009 ...STRONG THUNDERSTORM MOVING ACROSS KING COUNTY... AT 850 PM CDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM 10 MILES SOUTHWEST OF GUTHRIE...MOVING NORTHEAST AT 25 MPH. SMALL HAIL AND GUSTY WINDS UP TO 45 MPH ARE POSSIBLE WITH THIS STORM. IF CAUGHT OUTSIDE...SEEK SHELTER INDOORS. STAY AWAY FROM WINDOWS.
Special weather statement, Apr 28, 9:13 PM CDT, 31 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LUBBOCK TX 913 PM CDT TUE APR 28 2009 TXZ038-290300- KING TX- 913 PM CDT TUE APR 28 2009 ...STRONG THUNDERSTORM CONTINUES TO MOVE ACROSS KING COUNTY... AT 911 PM CDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM 5 MILES SOUTH OF GUTHRIE...MOVING NORTHEAST AT 25 MPH. SMALL HAIL...HEAVY RAIN...AND GUSTY WINDS UP TO 50 MPH ARE EXPECTED WITH THIS STORM. IF CAUGHT OUTSIDE...SEEK SHELTER INDOORS. STAY AWAY FROM WINDOWS. STORM INTENSITY IS INCREASING AND SEVERE WEATHER MAY DEVELOP RAPIDLY. BE PREPARED TO TAKE ACTION IF A WARNING IS ISSUED.
Special weather statement, Apr 28, 9:30 PM CDT, 14 minutes before
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</html>Local storm report, Apr 28, 9:32 PM CDT, 12 minutes before
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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 |
|---|---|---|---|---|
| Apr 28, 9:17 PM CDT | Severe Thunderstorm Warning | LUB | King | 28 min |
| Apr 28, 10:00 PM CDT | Severe Thunderstorm Warning | LUB | Crosby, Dickens, Floyd, Motley | 45 min |
| Apr 28, 10:15 PM CDT | Severe Thunderstorm Warning | LUB | Cottle, King | 45 min |
| Apr 28, 10:59 PM CDT | Severe Thunderstorm Warning | LUB | Cottle, King | 31 min |
| Apr 29, 1:41 AM CDT | Severe Thunderstorm Warning | LUB | Bailey, Castro, Lamb, Parmer | 49 min |
| Apr 29, 2:09 AM CDT | Severe Thunderstorm Warning | LUB | Castro, Lamb, Parmer | 36 min |
| Apr 29, 2:27 AM CDT | Severe Thunderstorm Warning | LUB | Bailey, Lamb, Parmer | 18 min |
| Apr 29, 2:42 AM CDT | Severe Thunderstorm Warning | LUB | Bailey, Castro, Lamb, Parmer | 32 min |
| Apr 29, 1:05 PM CDT | Severe Thunderstorm Warning | LUB | Kent, Stonewall | 55 min |
| Apr 29, 3:45 PM CDT | Severe Thunderstorm Warning | LUB | Castro, Hale, Lamb, Swisher | 60 min |
| Apr 29, 3:57 PM CDT | Severe Thunderstorm Warning | LUB | Childress, Cottle, Hall, Motley | 63 min |
| Apr 29, 4:03 PM CDT | Tornado Warning | LUB | Hall | 27 min |
| Apr 29, 4:25 PM CDT | Tornado Warning | LUB | Hall | 50 min |
| Apr 29, 4:42 PM CDT | Severe Thunderstorm Warning | LUB | Briscoe, Floyd, Hall, Motley | 63 min |
| Apr 29, 4:45 PM CDT | Severe Thunderstorm Warning | LUB | Castro, Hale, Swisher | 60 min |
| Apr 29, 4:54 PM CDT | Severe Thunderstorm Warning | LUB | Childress, Cottle | 33 min |
| Apr 29, 5:11 PM CDT | Tornado Warning | LUB | Childress, Hall | 34 min |
| Apr 29, 5:34 PM CDT | Severe Thunderstorm Warning | LUB | Briscoe, Hall | 26 min |
| Apr 29, 5:39 PM CDT | Severe Thunderstorm Warning | LUB | Briscoe, Floyd, Hale | 66 min |
| Apr 29, 5:45 PM CDT | Severe Thunderstorm Warning | LUB | Briscoe, Floyd, Hall, Motley | 60 min |
| Apr 29, 5:49 PM CDT | Tornado Warning | LUB | Briscoe, Floyd | 26 min |
| Apr 29, 6:14 PM CDT | Tornado Warning | LUB | Floyd, Motley | 31 min |
| Apr 29, 6:28 PM CDT | Tornado Warning | LUB | Cottle, Motley | 47 min |
| Apr 29, 6:46 PM CDT | Tornado Warning | LUB | Floyd, Motley | 59 min |
| Apr 29, 6:56 PM CDT | Severe Thunderstorm Warning | LUB | Cottle, Dickens, King, Motley | 34 min |
Nearby
Severe Thunderstorm Warnings in Texas, 2009Every severe thunderstorm warning in 2009
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.