Alert archive / Texas / Special Weather Statements in 2013
Special Weather Statement, NWS San Angelo, TX
NWS San Angelo, TX issued this special weather statement at Apr 1, 2013, 9:49 PM CDT for Shackelford County, Throckmorton County, Texas. It was in force for 26 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
- Apr 1, 2013, 9:49 PM CDT (02:49 UTC)
- Expired
- Apr 1, 2013, 10:15 PM CDT
- In force
- 26 min
- Issued by
- NWS San Angelo, TX
The radar
The Dyess AFB radar (KDYX), 51 km from the middle of the area, began a volume at 02:50 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
Fort Worth, TX (KFWD), launched 00:00Z, 2.8 hours before the alert went out and 172 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 2618 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- -2 m²/s²
- 0-3 km storm-relative helicity
- 100 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
366
WWUS84 KSJT 020249
SPSSJT
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SAN ANGELO TX
949 PM CDT MON APR 1 2013
TXZ099-114-020315-
SHACKELFORD TX-THROCKMORTON TX-
949 PM CDT MON APR 1 2013
...SIGNIFICANT WEATHER ADVISORY EFFECTIVE UNTIL 1015 PM CDT FOR
SHACKELFORD AND THROCKMORTON COUNTIES...
POTENTIAL STORM HAZARDS INCLUDE...
45 MPH WINDS AND SMALL HAIL...
AT 946 PM CDT...A STRONG THUNDERSTORM WAS LOCATED 2 MILES SOUTH OF
WOODSON...OR ABOUT 15 MILES SOUTHEAST OF THROCKMORTON...MOVING
SOUTHEAST AT 30 MPH.
POTENTIAL STORM IMPACTS INCLUDE...
SOME BROKEN TREE BRANCHES...
A FEW LOOSE OBJECTS TOPPLED...
THE STRONG THUNDERSTORM WILL BE NEAR...
THROCKMORTON AND SHACKELFORD COUNTIES.
LAT...LON 3337 9894 3296 9895 3295 9909 3255 9909
3252 9911 3257 9942 3277 9953 3340 9920
3339 9896
TIME...MOT...LOC 0249Z 305DEG 25KT 3297 9903
$$
20The office that day
Everything else NWS San Angelo, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 1, 7:37 PM CDT | Special Weather Statement | SJT | Haskell | 53 min |
| Apr 1, 8:06 PM CDT | Severe Thunderstorm Warning | SJT | Haskell | 54 min |
| Apr 1, 8:45 PM CDT | Severe Thunderstorm Warning | SJT | Haskell, Throckmorton | 60 min |
| Apr 1, 9:05 PM CDT | Special Weather Statement | SJT | Shackelford | 55 min |
| Apr 2, 12:24 AM CDT | Special Weather Statement | SJT | Fisher | 36 min |
| Apr 2, 12:58 AM CDT | Special Weather Statement | SJT | Fisher | 32 min |
| Apr 2, 2:19 AM CDT | Special Weather Statement | SJT | Throckmorton | 26 min |
| Apr 2, 5:49 AM CDT | Special Weather Statement | SJT | Shackelford | 26 min |
| Apr 2, 11:31 AM CDT | Special Weather Statement | SJT | San Saba | 29 min |
| Apr 2, 2:25 PM CDT | Special Weather Statement | SJT | San Saba | 35 min |
| Apr 2, 2:46 PM CDT | Special Weather Statement | SJT | McCulloch | 29 min |
| Apr 2, 5:00 PM CDT | Special Weather Statement | SJT | Crockett | 30 min |
| Apr 2, 5:05 PM CDT | Special Weather Statement | SJT | Crockett | 25 min |
| Apr 2, 5:33 PM CDT | Special Weather Statement | SJT | Crockett | 42 min |
| Apr 2, 5:34 PM CDT | Special Weather Statement | SJT | Crockett | 41 min |
| Apr 2, 6:13 PM CDT | Special Weather Statement | SJT | Irion | 32 min |
Nearby
Special Weather Statements in Texas, 2013Every special weather statement in 2013
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.