Alert archive / Texas / Tornado Warnings in 2005
Tornado Warning 17, NWS Brownsville, TX
NWS Brownsville, TX issued this tornado warning at Jul 20, 2005, 3:17 PM CDT for Jim Hogg County, Zapata County, Texas. It was in force for 28 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
- Jul 20, 2005, 3:17 PM CDT (20:17 UTC)
- Expired
- Jul 20, 2005, 3:45 PM CDT
- In force
- 28 min
- Issued by
- NWS Brownsville, TX
- Area
- Counties, with a storm outline in the text
Counties Jim Hogg County, TX, Zapata County, TX
The radar
The Corpus Christi radar (KCRP), 180 km from the middle of the area, began a volume at 20:19 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 |
|---|---|---|---|
| Jul 20, 9:40 AM CDT | Tornado Watch | SPC | 9 hr |
The nearest sounding before it
Corpus Christi, TX (KCRP), launched 12:00Z, 8.3 hours before the alert went out and 192 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
- 1529 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 798 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- 122 m²/s²
- 0-3 km storm-relative helicity
- 124 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WFUS54 KBRO 202018 TORBRO TXC247-505-202045- /O.NEW.KBRO.TO.W.0017.050720T2017Z-050720T2045Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE BROWNSVILLE TX 317 PM CDT WED JUL 20 2005 THE NATIONAL WEATHER SERVICE IN BROWNSVILLE HAS ISSUED A * TORNADO WARNING FOR... WEST CENTRAL JIM HOGG COUNTY IN DEEP SOUTH TEXAS CENTRAL ZAPATA COUNTY IN DEEP SOUTH TEXAS THIS INCLUDES THE CITY OF SAN YGNACIO * UNTIL 345 PM CDT * AT 317 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 9 MILES SOUTHEAST OF ESCOBA...OR ABOUT 23 MILES EAST OF ZAPATA. THIS STORM IS MOVING WEST AT 45 MPH. * THE TORNADO IS EXPECTED TO BE NEAR... 9 MILES NORTHEAST OF SAN YGNACIO BY 345 PM CDT IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS. A TORNADO WATCH REMAINS IN EFFECT UNTIL 700 PM CDT WEDNESDAY EVENING FOR DEEP SOUTH TEXAS. LAT...LON 2689 9890 2706 9884 2723 9942 2702 9950 $$ SPEECE
2 follow-up statements
000 WWUS54 KBRO 202037 SVSBRO SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE BROWNSVILLE TX 336 PM CDT WED JUL 20 2005 TXC247-505-202045- /O.CON.KBRO.TO.W.0017.000000T0000Z-050720T2045Z/ JIM HOGG TX-ZAPATA TX- 336 PM CDT WED JUL 20 2005 ...A TORNADO WARNING CONTINUES UNTIL 345 PM CDT FOR CENTRAL ZAPATA AND WEST CENTRAL JIM HOGG COUNTIES... AT 330 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A TORNADO PRODUCING THUNDERSTORM WITHIN THE WARNING AREA. THIS STORM WAS LOCATED 8 MILES SOUTHWEST OF ESCOBA...OR ABOUT 12 MILES NORTHEAST OF ZAPATA...MOVING WEST AT 35 MPH. A TORNADO WATCH REMAINS IN EFFECT UNTIL 700 PM CDT WEDNESDAY EVENING FOR DEEP SOUTH TEXAS. LAT...LON 2689 9890 2706 9884 2723 9942 2702 9950 $$ SPEECE
000 WWUS54 KBRO 202045 SVSBRO SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE BROWNSVILLE TX 344 PM CDT WED JUL 20 2005 TXC247-505-202054- /O.EXP.KBRO.TO.W.0017.000000T0000Z-050720T2045Z/ JIM HOGG TX-ZAPATA TX- 344 PM CDT WED JUL 20 2005 ...THE TORNADO WARNING FOR CENTRAL ZAPATA AND WEST CENTRAL JIM HOGG COUNTIES EXPIRES AT 345 PM CDT... AT 344 PM...THE TORNADO PRODUCING THUNDERSTORMS OVER CENTRAL ZAPATA AND WEST CENTRAL HOGG COUNTIES HAVE WEAKENED. ACCORDINGLY...THE TORNADO WARNING FOR THESE COUNTIES HAVE EXPIRED. A TORNADO WATCH REMAINS IN EFFECT UNTIL 700 PM CDT WEDNESDAY EVENING FOR DEEP SOUTH TEXAS. LAT...LON 2689 9890 2706 9884 2723 9942 2702 9950 $$ SPEECE
The office that day
Everything else NWS Brownsville, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 20, 4:32 AM CDT | Tornado Warning | BRO | Willacy | 43 min |
| Jul 20, 5:24 AM CDT | Flash Flood Warning | BRO | Hidalgo | 96 min |
| Jul 20, 7:02 AM CDT | Tornado Warning | BRO | Cameron | 43 min |
| Jul 20, 8:09 AM CDT | Tornado Warning | BRO | Hidalgo | 41 min |
| Jul 20, 8:44 AM CDT | Tornado Warning | BRO | Jim Hogg | 33 min |
| Jul 20, 10:01 AM CDT | Tornado Warning | BRO | Jim Hogg | 34 min |
| Jul 20, 11:40 AM CDT | Tornado Warning | BRO | Jim Hogg | 40 min |
| Jul 20, 11:43 AM CDT | Tornado Warning | BRO | Hidalgo | 47 min |
| Jul 20, 11:51 AM CDT | Tornado Warning | BRO | Brooks | 30 min |
| Jul 20, 12:00 PM CDT | Tornado Warning | BRO | Kenedy | 30 min |
| Jul 20, 12:26 PM CDT | Flash Flood Warning | BRO | Hidalgo | 4 hr |
| Jul 20, 12:34 PM CDT | Tornado Warning | BRO | Hidalgo | 26 min |
| Jul 20, 12:36 PM CDT | Tornado Warning | BRO | Jim Hogg | 33 min |
| Jul 20, 1:00 PM CDT | Flash Flood Warning | BRO | Cameron | 3 hr |
| Jul 20, 1:08 PM CDT | Tornado Warning | BRO | Hidalgo | 40 min |
| Jul 20, 1:27 PM CDT | Tornado Warning | BRO | Zapata | 36 min |
| Jul 20, 1:52 PM CDT | Flash Flood Warning | BRO | Starr | 3 hr |
| Jul 20, 2:38 PM CDT | Flash Flood Warning | BRO | Starr | 3 hr |
| Jul 20, 4:02 PM CDT | Tornado Warning | BRO | Jim Hogg | 36 min |
| Jul 20, 4:57 PM CDT | Flash Flood Warning | BRO | Brooks, Jim Hogg | 63 min |
| Jul 20, 5:15 PM CDT | Tornado Warning | BRO | Jim Hogg | 15 min |
| Jul 20, 5:53 PM CDT | Flash Flood Warning | BRO | Brooks, Jim Hogg | 37 min |
| Jul 20, 6:50 PM CDT | Tornado Warning | BRO | Jim Hogg, Starr, Zapata | 25 min |
Nearby
Tornado Warnings in Texas, 2005Every tornado warning in 2005Tornadoes in 2005
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.