974  
WWUS20 KWNS 201856  
SEL5  
SPC WW 201856  
DCZ000-DEZ000-MDZ000-NJZ000-PAZ000-VAZ000-CWZ000-210200-  
 
URGENT - IMMEDIATE BROADCAST REQUESTED  
TORNADO WATCH NUMBER 605  
NWS STORM PREDICTION CENTER NORMAN OK  
255 PM EDT THU AUG 20 2026  
 
THE NWS STORM PREDICTION CENTER HAS ISSUED A  
 
* TORNADO WATCH FOR PORTIONS OF  
DISTRICT OF COLUMBIA  
DELAWARE  
CENTRAL AND EASTERN MARYLAND  
CENTRAL AND SOUTHERN NEW JERSEY  
SOUTHEAST PENNSYLVANIA  
NORTHERN VIRGINIA  
COASTAL WATERS  
 
* EFFECTIVE THIS THURSDAY AFTERNOON AND EVENING FROM 255 PM UNTIL  
1000 PM EDT.  
 
* PRIMARY THREATS INCLUDE...  
A COUPLE TORNADOES POSSIBLE  
SCATTERED DAMAGING WINDS LIKELY WITH ISOLATED SIGNIFICANT GUSTS  
TO 75 MPH POSSIBLE  
ISOLATED LARGE HAIL EVENTS TO 1.5 INCHES IN DIAMETER POSSIBLE  
 
SUMMARY...SCATTERED SEVERE THUNDERSTORMS ARE FORECAST TO CONTINUE TO  
DEVELOP AND INTENSIFY THROUGH THE AFTERNOON AND INTO THE EVENING. A  
FEW OF THE STRONGER STORMS WILL BE SUPERCELLS CAPABLE OF A RISK FOR  
TORNADOES, DAMAGING GUSTS, AND LARGE HAIL. A CONSOLIDATION OF  
STORMS WILL PROBABLY OCCUR DURING THE EVENING AS ONE OR TWO LINE  
SEGMENTS DEVELOPS WITH AN ATTENDANT RISK FOR DAMAGING WINDS AND  
POSSIBLY A TORNADO.  
 
THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 70 STATUTE MILES  
NORTH AND SOUTH OF A LINE FROM 15 MILES SOUTHWEST OF WASHINGTON DC  
TO 45 MILES EAST NORTHEAST OF DOVER DE. FOR A COMPLETE DEPICTION OF  
THE WATCH SEE THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS  
WOU5).  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR  
TORNADOES AND 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.  
 
 
 
OTHER WATCH INFORMATION...CONTINUE...WW 604...  
 
AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL  
SURFACE AND ALOFT TO 1.5 INCHES. EXTREME TURBULENCE AND SURFACE WIND  
GUSTS TO 65 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN  
STORM MOTION VECTOR 26025.  
 
...SMITH  
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