Aviation Weather Discussion National Weather Service NEW YORK NY ******************************************************* *** NY METRO Terminal Weather Discussion *** ******************************************************* .AVIATION /06Z FRIDAY THROUGH TUESDAY/... A frontal system will remain stalled across the area into Friday as a series of frontal waves track along it. The front will be dragged east in the afternoon and early evening as low pressure lifts northeast of the area. Outside of any showers the first half of tonight, expect mainly VFR conditions with pockets of MVFR/IFR. Ceilings and visibilities will lower late tonight and into early Friday morning as showers increase in coverage as low pressure approaches from the Mid Atlantic states. Expect widespread IFR with pockets of LIFR on Friday with showers and embedded thunderstorms. The better chance for thunderstorms will be across the terminals east of NYC, where there is PROB30 18Z-22Z. Given recent trends to have the center of the low passing nearly overhead the NYC metro, opted to include a PROB30 for TSRA for KJFK and KLGA from 14-18Z. Conditions will then begin to gradually improve from west to east during the late afternoon and evening hours. Winds will become NNE/E at 10 kt or less tonight, then become more easterly around 10 kt at the coast on Friday. NYC and LI terminals could become SE for time in the late morning/early afternoon Friday. There also could be a few gusts 15-18kt at the coastal terminals. By Friday evening, the frontal system moves northeast with winds in its wake becoming W or NW and increasing in speed into Friday morning. ...NY Metro (KEWR/KLGA/KJFK/KTEB) TAF Uncertainty... Amendments likely through Friday night with changing flight categories and wind shifts. Winds could go SE late morning/early afternoon, especially at KJFK. A few gusts 15-18kt possible. There is low chance for thunderstorms generally from 14-18Z for KJFK and KLGA. Confidence is too low at this time to include in TAFs at KTEB and KEWR. .OUTLOOK FOR 06Z SATURDAY THROUGH TUESDAY... Friday Night: MVFR/IFR in showers, mainly the first half of the night. Gradual improvement overnight. Saturday: Mainly VFR, except MVFR or lower possible isolated showers. Sunday through Tuesday: VFR. Detailed information, including hourly TAF wind component forecasts, can be found at: https:/www.weather.gov/zny/n90 && ******************************************************* *** LATEST NY AIR ROUTE TRAFFIC CONTROL CENTER *** *** METEOROLOGICAL IMPACT STATEMENT *** ******************************************************* ...FOR ATC PLANNING PURPOSES ONLY... ZDC WILL PROVIDE SERVICE BACK UP FOR ZNY BTW 1930-2100Z. = ******************************************************* *** NY AIR ROUTE TRAFFIC CONTROL CENTER *** *** DAILY SWAP STATEMENT *** ******************************************************* THE ZNY ARTCC SEVERE WEATHER AVOIDANCE PLAN (SWAP) STATEMENT IS CURRENTLY UNAVAILABLE. The SWAP Statement is Issue Daily during the late morning during SWAP Season - 1 Apr through 30 Sep. During other times of the year, the SWAP Statement is issued on an as needed basis.
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