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Displaying AFOS PIL: PNSLWX Received: 2012-02-14 22:23 UTC
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462 NOUS41 KLWX 142223 PNSLWX DCZ001-MDZ003>007-009>011-013-014-016>018-501-502-VAZ025>031- 036>040-042-050>057-501>504-WVZ050>053-055-501>506-152300- DISTRICT OF COLUMBIA-WASHINGTON-FREDERICK MD-CARROLL- NORTHERN BALTIMORE-HARFORD-MONTGOMERY-HOWARD-SOUTHERN BALTIMORE- PRINCE GEORGES-ANNE ARUNDEL-CHARLES-ST. MARYS-CALVERT- EXTREME WESTERN ALLEGANY-CENTRAL AND EASTERN ALLEGANY-AUGUSTA- ROCKINGHAM-SHENANDOAH-FREDERICK VA-PAGE-WARREN-CLARKE-NELSON- ALBEMARLE-GREENE-MADISON-RAPPAHANNOCK-LOUDOUN-ORANGE-CULPEPER- PRINCE WILLIAM/MANASSAS/MANASSAS PARK-FAIRFAX- ARLINGTON/FALLS CHURCH/ALEXANDRIA-STAFFORD-SPOTSYLVANIA- KING GEORGE-NORTHERN FAUQUIER-SOUTHERN FAUQUIER-WESTERN HIGHLAND- EASTERN HIGHLAND-HAMPSHIRE-MORGAN-BERKELEY-JEFFERSON-HARDY- WESTERN GRANT-EASTERN GRANT-WESTERN MINERAL-EASTERN MINERAL- WESTERN PENDLETON-EASTERN PENDLETON- PUBLIC INFORMATION STATEMENT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 523 PM EST TUE FEB 14 2012 ...PUBLIC INFORMATION STATEMENT... ...NWS STERLING RADAR KLWX DUAL-POLARIZATION UPGRADE AHEAD OF SCHEDULE... THE STERLING VIRGINIA WSR-88D RADAR /KLWX/ WILL BE DOWN FOR AN UPGRADE TO DUAL-POLARIZATION TECHNOLOGY /DUAL-POL/ STARTING THIS FRIDAY - FEBRUARY 17TH...THROUGH FRIDAY - FEBRUARY 24TH. THE PREVIOUS SCHEDULE WAS FOR THE INSTALLATION TO OCCUR THE LAST TWO WEEKS OF MARCH 2012. WHILE THE RADAR IS DOWN FOR THESE UPGRADES...NEIGHBORING WSR-88D RADARS THAT WILL BE UTILIZED ARE... KDOX - DOVER DE KAKQ - WAKEFIELD VA KFCX - ROANOKE VA KRLX - CHARLESTON WV KPBZ - PITTSBURGH PA KCTP - STATE COLLEGE PA KDIX - MT HOLLY NJ TWO OF THESE NEIGHBORING RADARS HAVE ALREADY BEEN UPGRADED TO DUAL- POLARIZATION TECHNOLOGY: KPBZ - PITTSBURGH PA KDIX - MT HOLLY NJ TO SUPPLEMENT THE DATA SUITE...WE ALSO WILL USE THE FOLLOWING FAA TERMINAL DOPPLER WEATHER RADARS /TDWRS/ DURING THE INSTALLATION PERIOD... TBWI - BALTIMORE/WASHINGTON TADW - ANDREWS AFB TDCA - REAGAN NATIONAL TIAD - DULLES DUAL-POL TECHNOLOGY OFFERS A NEW SET OF TOOLS TO BETTER DIFFERENTIATE BETWEEN RAIN...SNOW...HAIL...MIXED PRECIPITATION AND NON-PRECIPITATION ECHOES. THIS UPGRADE PROVIDES FORECASTERS WITH BETTER RAINFALL ACCUMULATION ESTIMATES AND ENHANCED INFORMATION TO MORE EFFECTIVELY FORECAST SEVERE STORMS AND WINTER WEATHER. DUAL-POL UTILIZES A POLARMETRIC BEAM THAT DETECTS DIFFERENCES BETWEEN THE VERTICAL AND HORIZONTAL ORIENTATION OF ATMOSPHERIC TARGETS. CONVENTIONAL RADAR ONLY DETECTS THE HORIZONTAL ORIENTATION. TO LEARN MORE ABOUT THE DUAL POLARIZATION UPGRADE...AND FOR ACCESS TO DUAL-POL TRAINING FOR NON-NWS METEOROLOGISTS...PLEASE VISIT... WWW.WDTB.NOAA.GOV/COURSES/DUALPOL/OUTREACH - /ALL LOWER CASE/ FOR MORE INFORMATION OR QUESTION...PLEASE CONTACT... GREG SCHOOR /RADAR OPERATIONS PROGRAM LEADER/ GREGORY.M.SCHOOR@NOAA.GOV $$