Note:
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended.
Note: Click for
Watch Status Reports.
SEL7
URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 237
NWS Storm Prediction Center Norman OK
245 PM CDT Thu May 25 2023
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Southwest Texas
* Effective this Thursday afternoon and evening from 245 PM until
1000 PM CDT.
* Primary threats include...
Scattered large hail and isolated very large hail events to 2.5
inches in diameter possible
Scattered damaging wind gusts to 70 mph possible
SUMMARY...Intense thunderstorms are expected to form this afternoon
over the Davis Mountains of southwest Texas. Large hail and
damaging winds are possible in the strongest cells.
The severe thunderstorm watch area is approximately along and 45
statute miles east and west of a line from 30 miles east northeast
of Guadalupe Pass TX to 100 miles south southeast of Marfa TX. For a
complete depiction of the watch see the associated watch outline
update (WOUS64 KWNS WOU7).
PRECAUTIONARY/PREPAREDNESS ACTIONS...
REMEMBER...A Severe Thunderstorm Watch means conditions are
favorable for severe thunderstorms in and close to the watch area.
Persons in these areas should be on the lookout for threatening
weather conditions and listen for later statements and possible
warnings. Severe thunderstorms can and occasionally do produce
tornadoes.
&&
AVIATION...A few severe thunderstorms with hail surface and aloft to
2.5 inches. Extreme turbulence and surface wind gusts to 60 knots. A
few cumulonimbi with maximum tops to 500. Mean storm motion vector
31025.
...Hart
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW7
WW 237 SEVERE TSTM TX 251945Z - 260300Z
AXIS..45 STATUTE MILES EAST AND WEST OF LINE..
30ENE GDP/GUADALUPE PASS TX/ - 100SSE MRF/MARFA TX/
..AVIATION COORDS.. 40NM E/W /56W INK - 82SSE MRF/
HAIL SURFACE AND ALOFT..2.5 INCHES. WIND GUSTS..60 KNOTS.
MAX TOPS TO 500. MEAN STORM MOTION VECTOR 31025.
LAT...LON 31990356 29030264 29030413 31990509
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU7.
Watch 237 Status Report Messages:
STATUS REPORT #3 ON WW 237
VALID 252255Z - 252340Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 867
..WENDT..05/25/23
ATTN...WFO...MAF...
&&
STATUS REPORT FOR WS 237
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
TXC043-109-243-371-377-389-252340-
TX
. TEXAS COUNTIES INCLUDED ARE
BREWSTER CULBERSON JEFF DAVIS
PECOS PRESIDIO REEVES
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #2 ON WW 237
VALID 252130Z - 252240Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..WENDT..05/25/23
ATTN...WFO...MAF...
&&
STATUS REPORT FOR WS 237
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
TXC043-109-243-371-377-389-252240-
TX
. TEXAS COUNTIES INCLUDED ARE
BREWSTER CULBERSON JEFF DAVIS
PECOS PRESIDIO REEVES
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #1 ON WW 237
VALID 252045Z - 252140Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..DEAN..05/25/23
ATTN...WFO...MAF...
&&
STATUS REPORT FOR WS 237
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
TXC043-109-243-371-377-389-252140-
TX
. TEXAS COUNTIES INCLUDED ARE
BREWSTER CULBERSON JEFF DAVIS
PECOS PRESIDIO REEVES
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
Note:
Click for Complete Product Text.
Tornadoes
Probability of 2 or more tornadoes
|
Low (10%)
|
Probability of 1 or more strong (EF2-EF5) tornadoes
|
Low (<2%)
|
Wind
Probability of 10 or more severe wind events
|
Mod (40%)
|
Probability of 1 or more wind events > 65 knots
|
Low (20%)
|
Hail
Probability of 10 or more severe hail events
|
Mod (50%)
|
Probability of 1 or more hailstones > 2 inches
|
Mod (30%)
|
Combined Severe Hail/Wind
Probability of 6 or more combined severe hail/wind events
|
High (80%)
|
For each watch, probabilities for particular events inside the watch
(listed above in each table) are determined by the issuing forecaster.
The "Low" category contains probability values ranging from less than 2%
to 20% (EF2-EF5 tornadoes), less than 5% to 20% (all other probabilities),
"Moderate" from 30% to 60%, and "High" from 70% to greater than 95%.
High values are bolded and lighter in color to provide awareness of
an increased threat for a particular event.
weather.gov 
@NWSSPC
