Alert archive / Texas / Severe Thunderstorm Warnings in 2007
Severe Thunderstorm Warning 207, NWS San Angelo, TX
NWS San Angelo, TX issued this severe thunderstorm warning at May 8, 2007, 4:15 PM CDT for Fisher County, Nolan County, Texas. It was in force for 45 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
- May 8, 2007, 4:15 PM CDT (21:15 UTC)
- Expired
- May 8, 2007, 5:00 PM CDT
- In force
- 45 min
- Issued by
- NWS San Angelo, TX
- Area
- Counties, with a storm outline in the text
Counties Fisher County, TX, Nolan County, TX
The radar
The Dyess AFB radar (KDYX), 108 km from the middle of the area, began a volume at 21:16 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 |
|---|---|---|---|
| May 8, 12:01 PM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Midland Regional, TX (KMAF), launched 12:00Z, 9.3 hours before the alert went out and 181 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
- 453 J/kg
- Mixed-layer CIN
- -194 J/kg
- Mixed-layer LCL
- 843 m above ground
- 0-6 km bulk shear
- 64 kt
- 0-1 km storm-relative helicity
- 138 m²/s²
- 0-3 km storm-relative helicity
- 221 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.3
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 San Angelo, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at May 8, 2:31 PM CDT, 1 hour 44 minutes earlier.
Area forecast discussion, May 8, 2:31 PM CDT, 1 hour 44 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE SAN ANGELO TX 231 PM CDT TUE MAY 8 2007 .SHORT TERM... AN MCS CURRENTLY OVER SOUTHWEST TEXAS...EXTENDING NORTH INTO THE TEXAS SOUTH PLAINS. THE MCS IS MOVING TOWARD THE EAST AND WILL ENTER WEST CENTRAL TEXAS BY 08/21Z. ALSO...WATCHING FOR POSSIBLE TSTMS DEVELOPING IN INCREASING UNSTABLE AIRMASS OVER WEST CENTRAL TEXAS. AND AXIS OF HIGH SBCAPES OF 1500 TO 2500 J/KG EXTENDS FROM COLEMAN TO SAN ANGELO TO STERLING CITY. SO LOOKS LIKE MORE HEAVY RAIN AND SOME SEVERE STORMS FOR TONIGHT ACROSS THE CWFA. THE UPPER LEVEL LOW WILL SLOWLY MOVE INTO TEXAS ON WEDNESDAY. ABUNDANT MOISTURE WILL LEAD TO ANOTHER ROUND OF HEAVY RAIN. WILL GO AHEAD AND EXTEND THE FLASH FLOOD WATCH UNTIL 7 PM WEDNESDAY. RAINFALL AMOUNTS OF 2 TO 3 INCHES WILL BE POSSIBLE ACROSS MAINLY THE WESTERN AND NORTHERN CWFA THROUGH WEDNESDAY NIGHT. .LONG TERM... LOOKS LIKE THE UPPER LEVEL LOW MOVE EAST OF WEST CENTRAL TEXAS BY THURSDAY EVENING. WILL KEEP CHC POPS IN FOR THURSDAY. WILL GO WITH A DRY FORECAST FOR THURSDAY NIGHT THROUGH NEXT TUESDAY AS WEAK UPPER LEVEL RIDGE BUILDS ACROSS THE SOUTHERN PLAINS. TEMPERATURES WILL WARM INTO THE UPPER 80S TO LOWER 90S BY THIS WEEKEND. .PRELIMINARY POINT TEMPS/POPS... ABILENE 62 75 63 78 / 70 80 50 30 SAN ANGELO 63 75 63 82 / 80 90 40 30 JUNCTION 67 81 64 81 / 70 70 40 20 && .SJT WATCHES/WARNINGS/ADVISORIES... FLASH FLOOD WATCH THROUGH WEDNESDAY EVENING FOR BROWN-CALLAHAN- COKE-COLEMAN-CONCHO-CROCKETT-FISHER-HASKELL-IRION-JONES-KIMBLE- MASON-MCCULLOCH-MENARD-NOLAN-RUNNELS-SAN SABA-SCHLEICHER- SHACKELFORD-STERLING-SUTTON-TAYLOR-THROCKMORTON-TOM GREEN. && 21
Hazardous weather outlook, May 8, 2:09 PM CDT, 2 hours 6 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE SAN ANGELO TX 209 PM CDT TUE MAY 8 2007 TXZ049-054-064>066-071>073-076>078-098-099-113-114-127-128-139- 140-154-155-168>170-091915- FISHER-NOLAN-STERLING-COKE-RUNNELS-IRION-TOM GREEN-CONCHO- CROCKETT-SCHLEICHER-SUTTON-HASKELL-THROCKMORTON-JONES-SHACKELFORD- TAYLOR-CALLAHAN-COLEMAN-BROWN-MCCULLOCH-SAN SABA-MENARD-KIMBLE- MASON- 209 PM CDT TUE MAY 8 2007 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF WEST CENTRAL TEXAS. .DAY ONE...THIS AFTERNOON AND TONIGHT THUNDERSTORMS WILL INCREASE IN COVERAGE ACROSS WEST CENTRAL LATER THIS AFTERNOON AND EVENING...AS SEVERAL SURFACE BOUNDARIES CONTINUE TO CLASH WITH ABUNDANT LOW LEVEL MOISTURE. THESE STORMS MAY REACH SEVERE LEVELS...WITH VERY HEAVY RAINFALL...LARGE HAIL... AND DAMAGING WINDS THE MAIN THREATS. HOWEVER...AN ISOLATED TORNADO IS ALSO POSSIBLE. GIVEN THE SATURATED SOLID FROM RECENT RAINS...AND THE HEAVY RAINFALL ON THE WAY...FLOODING OF LOW LYING AREAS WILL CERTAINLY BE POSSIBLE. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY WITH THE MAIN UPPER LEVEL STORM SYSTEM...AND THE BOUNDARIES...NOT MOVING OUT OF THE AREA FOR SEVERAL DAYS...HEAVY RAINFALL AND SEVERE THUNDERSTORMS WILL REMAIN A POSSIBILITY THROUGH AT LEAST THURSDAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE REQUESTED LATER THIS AFTERNOON AND TONIGHT.
In the hours before
Local storm report, May 8, 11:21 AM CDT, 4 hours 54 minutes before
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</html>Special weather statement, May 8, 3:11 PM CDT, 1 hour 4 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SAN ANGELO TX 311 PM CDT TUE MAY 8 2007 TXZ071-076-082115- IRION TX-CROCKETT TX- 311 PM CDT TUE MAY 8 2007 ...SIGNIFICANT WEATHER ALERT EFFECTIVE UNTIL 415 PM CDT FOR IRION AND CROCKETT COUNTIES... AT 310 PM CDT...A STRONG THUNDERSTORM WAS INDICATED BY NATIONAL WEATHER SERVICE DOPPLER RADAR 41 MILES WEST OF BARNHART...OR ABOUT 15 MILES SOUTH OF RANKIN...MOVING EAST AT 35 MPH. * THE STRONG THUNDERSTORM WILL BE NEAR... THE INTERSECTION OF US-190 AND HIGHWAY 137 BY 350 PM CDT BARNHART BY 410 PM CDT THE INTERSECTION OF US 190 AND HIGHWAY 163 BY 415 PM CDT PEA SIZE HAIL AND WIND GUSTS TO 50 MPH ARE LIKELY WITH THIS STORM. HEAVY RAINFALL WILL CAUSE PONDING OF WATER ON AREA ROADWAYS... ESPECIALLY THOSE IN POOR DRAINAGE AREAS. RESIDENTS ARE ENCOURAGED TO MONITOR THE SITUATION CLOSELY AND BE PREPARED TO TAKE THE PROPER ACTIONS SHOULD A WARNING BE ISSUED. A TORNADO WATCH REMAINS IN EFFECT UNTIL 700 PM CDT TUESDAY EVENING FOR WESTERN TEXAS.
Special weather statement, May 8, 3:25 PM CDT, 50 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SAN ANGELO TX 325 PM CDT TUE MAY 8 2007 TXZ064-071-072-082130- STERLING TX-TOM GREEN TX-IRION TX- 325 PM CDT TUE MAY 8 2007 ...SIGNIFICANT WEATHER ALERT EFFECTIVE UNTIL 430 PM CDT FOR STERLING...TOM GREEN AND IRION COUNTIES... AT 322 PM CDT...A LINE OF STRONG THUNDERSTORMS WAS INDICATED BY NATIONAL WEATHER SERVICE DOPPLER RADAR ALONG A LINE EXTENDING FROM 31 MILES WEST OF STERLING CITY TO 37 MILES WEST OF BARNHART...MOVING EAST AT 25 MPH. * STRONG THUNDERSTORMS WILL BE NEAR... THE INTERSECTION OF HIGHWAY 163 AND RANCH ROAD 2469...STERLING CITY...BARNHART AND US-67 NEAR THE IRION-REAGAN COUNTY LINE BY 430 PM CDT PEA SIZE HAIL AND WIND GUSTS TO 50 MPH ARE LIKELY WITH THIS STORM. HEAVY RAINFALL WILL CAUSE PONDING OF WATER ON AREA ROADWAYS... ESPECIALLY THOSE IN POOR DRAINAGE AREAS. RESIDENTS ARE ENCOURAGED TO MONITOR THE SITUATION CLOSELY AND BE PREPARED TO TAKE THE PROPER ACTIONS SHOULD A WARNING BE ISSUED. A TORNADO WATCH REMAINS IN EFFECT UNTIL 700 PM CDT TUESDAY EVENING FOR WESTERN TEXAS.
Special weather statement, May 8, 3:33 PM CDT, 42 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SAN ANGELO TX 333 PM CDT TUE MAY 8 2007 TXZ114-082100- SHACKELFORD TX- 333 PM CDT TUE MAY 8 2007 ...SIGNIFICANT WEATHER ALERT EFFECTIVE UNTIL 400 PM CDT FOR SHACKELFORD COUNTY... AT 330 PM CDT...A STRONG THUNDERSTORM WAS INDICATED BY NATIONAL WEATHER SERVICE DOPPLER RADAR OVER EXTREME WEST CENTRAL SHACKELFORD COUNTY...OR ABOUT 16 MILES WEST OF ALBANY...MOVING NORTHEAST AT 20 MPH. THE STRONG THUNDERSTORM WILL REMAIN OVER MAINLY RURAL AREAS OF NORTHWESTERN SHACKELFORD COUNTY...MAINLY ALONG AND NORTH OF HIGHWAY 180 AND WEST OF HIGHWAY 283. PEA SIZE HAIL AND WIND GUSTS TO 50 MPH ARE LIKELY WITH THIS STORM. HEAVY RAINFALL WILL CAUSE PONDING OF WATER ON AREA ROADWAYS... ESPECIALLY THOSE IN POOR DRAINAGE AREAS. RESIDENTS ARE ENCOURAGED TO MONITOR THE SITUATION CLOSELY AND BE PREPARED TO TAKE THE PROPER ACTIONS SHOULD A WARNING BE ISSUED. A TORNADO WATCH REMAINS IN EFFECT UNTIL 700 PM CDT TUESDAY EVENING FOR WESTERN TEXAS.
Special weather statement, May 8, 3:53 PM CDT, 22 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SAN ANGELO TX 353 PM CDT TUE MAY 8 2007 TXZ049-054-064-065-113-082200- NOLAN TX-JONES TX-FISHER TX-STERLING TX-COKE TX- 353 PM CDT TUE MAY 8 2007 ...SIGNIFICANT WEATHER ALERT EFFECTIVE UNTIL 500 PM CDT FOR NOLAN AND FISHER COUNTIES... JONES COUNTY... STERLING AND COKE COUNTIES... AT 352 PM CDT...A LINE OF STRONG THUNDERSTORMS WAS INDICATED BY NATIONAL WEATHER SERVICE DOPPLER RADAR ALONG A LINE EXTENDING FROM 10 MILES NORTHWEST OF WASTELLA TO 23 MILES WEST OF SILVER...MOVING NORTHEAST AT 40 MPH. * STRONG THUNDERSTORMS WILL BE NEAR... HOBBS BY 405 PM CDT WASTELLA BY 410 PM CDT I-20 NEAR THE NOLAN-MITCHELL COUNTY LINE BY 415 PM CDT ROTAN AND SILVER BY 420 PM CDT SANCO...CHAMPION AND CAPITOLA BY 425 PM CDT ROSCOE AND ROBY BY 430 PM CDT PEA SIZE HAIL AND WIND GUSTS TO 50 MPH ARE LIKELY WITH THIS STORM. HEAVY RAINFALL WILL CAUSE PONDING OF WATER ON AREA ROADWAYS... ESPECIALLY THOSE IN POOR DRAINAGE AREAS. RESIDENTS ARE ENCOURAGED TO MONITOR THE SITUATION CLOSELY AND BE PREPARED TO TAKE THE PROPER ACTIONS SHOULD A WARNING BE ISSUED. A TORNADO WATCH REMAINS IN EFFECT UNTIL 700 PM CDT TUESDAY EVENING FOR WESTERN PORTIONS OF WEST CENTRAL TEXAS.
The office that day
Everything else NWS San Angelo, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 8, 4:22 PM CDT | Flash Flood Warning | SJT | Fisher, Nolan | 4 hr |
| May 8, 4:34 PM CDT | Tornado Warning | SJT | Shackelford, Throckmorton | 41 min |
| May 8, 4:43 PM CDT | Flash Flood Warning | SJT | Coke, Sterling | 4 hr |
| May 8, 5:12 PM CDT | Tornado Warning | SJT | Throckmorton | 63 min |
| May 8, 5:16 PM CDT | Severe Thunderstorm Warning | SJT | Jones, Taylor | 59 min |
| May 8, 5:21 PM CDT | Severe Thunderstorm Warning | SJT | Haskell | 69 min |
| May 8, 5:27 PM CDT | Severe Thunderstorm Warning | SJT | Irion, Tom Green | 63 min |
| May 8, 5:28 PM CDT | Flash Flood Warning | SJT | Haskell, Jones, Shackelford | 4 hr |
| May 8, 5:28 PM CDT | Flash Flood Warning | SJT | Taylor | 4 hr |
| May 8, 5:33 PM CDT | Tornado Warning | SJT | Haskell | 42 min |
| May 8, 5:37 PM CDT | Flash Flood Warning | SJT | Irion, Tom Green | 4 hr |
| May 8, 5:47 PM CDT | Flash Flood Warning | SJT | Haskell | 3 hr |
| May 8, 5:52 PM CDT | Severe Thunderstorm Warning | SJT | Crockett | 53 min |
| May 8, 5:56 PM CDT | Tornado Warning | SJT | Throckmorton | 64 min |
| May 8, 6:08 PM CDT | Severe Thunderstorm Warning | SJT | Callahan, Shackelford | 37 min |
| May 8, 6:19 PM CDT | Severe Thunderstorm Warning | SJT | Coke, Runnels | 56 min |
Nearby
Severe Thunderstorm Warnings in Texas, 2007Every severe thunderstorm warning in 2007
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.