Skip Navigation Links weather.gov 
NOAA logo-Select to go to the NOAA homepage NOAA's National Weather Service   Select to go to the NWS homepage
Storm Prediction Center
navigation bar left  
  navigation bar end cap


 
USA.gov is the U.S. Government's official Web portal to all Federal, state and local government Web resources and services.

Severe Thunderstorm Watch 416
< Previous WW         Next WW >
  | | | | | |  
WW0416 Radar
Hazard Tornadoes EF2+ Tornadoes
Likelihood Low Very Low
Severe Wind 65 kt+ Wind
Moderate Very Low
Severe Hail 2"+ Hail
Low Very Low

Note:  The expiration time in the watch graphic is amended if the watch is replaced, cancelled or extended.
Note: Click for Watch Status Reports.
   SEL6

   URGENT - IMMEDIATE BROADCAST REQUESTED
   SEVERE THUNDERSTORM WATCH NUMBER 416
   NWS STORM PREDICTION CENTER NORMAN OK
   750 PM EDT SUN JUL 13 2014

   THE NWS STORM PREDICTION CENTER HAS ISSUED A

   * SEVERE THUNDERSTORM WATCH FOR PORTIONS OF 
     DISTRICT OF COLUMBIA
     NORTHERN AND CENTRAL DELAWARE
     CENTRAL AND EASTERN MARYLAND
     WESTERN NEW JERSEY
     EASTERN PENNSYLVANIA
     NORTHERN VIRGINIA
     COASTAL WATERS

   * EFFECTIVE THIS SUNDAY EVENING FROM 750 PM UNTIL 1100 PM EDT.

   * PRIMARY THREATS INCLUDE...
     ISOLATED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE

   THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 55
   STATUTE MILES EAST AND WEST OF A LINE FROM 65 MILES EAST
   NORTHEAST OF WILKESBARRE PENNSYLVANIA TO 10 MILES SOUTH SOUTHWEST
   OF WASHINGTON DISTRICT OF COLUM.  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.

   &&

   OTHER WATCH INFORMATION...CONTINUE...WW 413...WW 414...WW 415...

   DISCUSSION...SMALL...LOOSELY-ORGANIZED...BOW-SHAPED CONVECTIVE
   SYSTEM NOW OVER THE UPR SUSQUEHANNA VLY OF N CNTRL PA EXPECTED TO
   CONTINUE E INTO THE UPR DELAWARE VLY AND POSSIBLY INTO WRN
   NJ...SUPPORTED BY 30 DEEP WLY FLOW AT MID/UPR LVLS...AND AMPLE
   WARM/MOIST AIR AT THE SFC.
   FARTHER S...ADDITIONAL STORMS MAY CONTINUE TO FORM AND STRENGTHEN IN
   THE NEXT 1-2 HRS OVER NRN VA AND W CNTRL MD. THESE MAY MERGE INTO A
   SMALL FORWARD-PROPAGATING SYSTEM...EXTENDING A RISK FOR LOCALLY DMGG
   WIND AND POSSIBLY A BRIEF TORNADO E INTO THE WILMINGTON AND
   BALTIMORE/WASHINGTON METRO AREAS A BIT LATER THIS EVE.

   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.


   ...CORFIDI
Top of Page/Status Messages for this watch/All Current Watches/Forecast Products/Home
Weather Topics:
Watches, Mesoscale Discussions, Outlooks, Fire Weather, All Products, Contact Us

NOAA / National Weather Service
National Centers for Environmental Prediction
Storm Prediction Center
120 David L. Boren Blvd.
Norman, OK 73072 U.S.A.
spc.feedback@noaa.gov
Page last modified: July 14, 2014
Disclaimer
Information Quality
Help
Glossary
Privacy Policy
Freedom of Information Act (FOIA)
About Us
Career Opportunities