Source: US National Oceanic and Atmospheric Administration
Note: The expiration time in the watch graphic is amended if the watch is replaced, cancelled or extended.Note: Click for Watch Status Reports.
SEL3
URGENT – IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 433
NWS Storm Prediction Center Norman OK
1245 PM EDT Wed Jun 18 2025
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
District Of Columbia
Delaware
Eastern Maryland
Southern New Jersey
Southeast Pennsylvania
Northern Virginia
Coastal Waters
* Effective this Wednesday afternoon and evening from 1245 PM
until 700 PM EDT.
* Primary threats include…
Scattered damaging wind gusts to 70 mph possible
SUMMARY…Scattered thunderstorms will spread eastward across the
watch area through the afternoon. The strongest cells will be
capable of localized damaging wind gusts.
The severe thunderstorm watch area is approximately along and 80
statute miles east and west of a line from 30 miles northwest of
Philadelphia PA to 55 miles southeast of Washington DC. For a
complete depiction of the watch see the associated watch outline
update (WOUS64 KWNS WOU3).
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.
&&
OTHER WATCH INFORMATION…CONTINUE…WW 432…
AVIATION…A few severe thunderstorms with hail surface and aloft to
1 inch. Extreme turbulence and surface wind gusts to 60 knots. A few
cumulonimbi with maximum tops to 500. Mean storm motion vector
27025.
…Hart
Note: The Aviation Watch (SAW) product is an approximation to the watch area. The actual watch is depicted by the shaded areas.
SAW3
WW 433 SEVERE TSTM DC DE MD NJ PA VA CW 181645Z – 182300Z
AXIS..80 STATUTE MILES EAST AND WEST OF LINE..
30NW PHL/PHILADELPHIA PA/ – 55SE DCA/WASHINGTON DC/
..AVIATION COORDS.. 70NM E/W /25S ETX – 38W SBY/
HAIL SURFACE AND ALOFT..1 INCH. WIND GUSTS..60 KNOTS.
MAX TOPS TO 500. MEAN STORM MOTION VECTOR 27025.
LAT…LON 40167414 38287483 38287779 40167717
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU3.
Watch 433 Status Report Message has not been issued yet.
Note: Click for Complete Product Text.Tornadoes
Probability of 2 or more tornadoes
Low (