408
WWUS20 KWNS 161720
SEL6
SPC WW 161720
DCZ000-MDZ000-NYZ000-PAZ000-VAZ000-WVZ000-CWZ000-170000-
URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 686
NWS STORM PREDICTION CENTER NORMAN OK
125 PM EDT FRI OCT 16 2026
THE NWS STORM PREDICTION CENTER HAS ISSUED A
* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF
DISTRICT OF COLUMBIA
MARYLAND
SOUTHERN NEW YORK
CENTRAL AND EASTERN PENNSYLVANIA
NORTHERN VIRGINIA
EASTERN WEST VIRGINIA
COASTAL WATERS
* EFFECTIVE THIS FRIDAY AFTERNOON AND EVENING FROM 125 PM UNTIL
800 PM EDT.
* PRIMARY THREATS INCLUDE...
WIDESPREAD DAMAGING WIND GUSTS TO 70 MPH LIKELY
A TORNADO OR TWO POSSIBLE
SUMMARY...CLUSTERS OF STORMS WILL CONTINUE TO DEVELOP AND INTENSIFY
THIS AFTERNOON, WITH THE EXPECTATION THAT FAST-MOVING BANDS/LINES OF
STORMS WILL EVOLVE WITH THE POTENTIAL FOR WIND DAMAGE.
THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 70
STATUTE MILES EAST AND WEST OF A LINE FROM 45 MILES NORTH OF
WILKESBARRE PA TO 80 MILES SOUTH SOUTHWEST OF MARTINSBURG WV. FOR A
COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE
UPDATE (WOUS64 KWNS WOU6).
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
0.5 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60 KNOTS. A
FEW CUMULONIMBI WITH MAXIMUM TOPS TO 450. MEAN STORM MOTION VECTOR
25030.
...GUYER
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