textproduct: New York

WHAT HAS CHANGED

Heat advisory for NE NJ and NYC Metro 11AM Tuesday to 8PM Wednesday. Air Quality Alerts for unhealthy for sensitive groups air quality for high ozone for both rest of today into this evening as well as Tuesday into Tuesday evening for portions of the region. Small craft advisory for ocean waters Tuesday afternoon through Tuesday night.

KEY MESSAGES

1) Hot airmass moving into the forecast region. Airmass getting relatively more humid also heading into midweek. Heat advisory NE NJ and NYC Tuesday late morning through Wednesday early evening.

2) Possible showers and thunderstorms Tuesday afternoon into early Tuesday evening. Higher chances of showers and thunderstorms Wednesday into Wednesday evening. Marginal severe thunderstorm possibility.

3) Much cooler airmass expected Thursday into the holiday weekend with chances of showers.

4) Cold water safety concerns continue this week with good boating weather, and water temperatures still in the 50s.

KEY MESSAGE 4

Cold water safety concerns this week as water temperatures remain in the 50s. The cold water temperatures can quickly cause hypothermia and physical incapacitation to anyone suddenly immersed in the water. Anyone going out on small boats, canoes or kayaks should plan accordingly and use extreme caution to avoid this threat.

OUTLOOK FOR 03Z WEDNESDAY THROUGH SATURDAY

Tuesday night: VFR. Isolated thunderstorm potential afternoon into early eve, mainly north of NYC terminals with brief MVFR or lower possible.

Wednesday: VFR, giving way to possible MVFR or lower with Showers and thunderstorms likely in the afternoon and evening. S/SW winds 10-15g20-25kt day into eve. Peak gusts to near 30 kt possible. NW windshift in the evening.

Thursday: Mainly VFR.

Friday: MVFR or lower possible with a chance of showers.

Saturday: MVFR or lower in rain.

Detailed information, including hourly TAF wind component forecasts, can be found at: https:/www.weather.gov/zny/n90

MARINE

Sub-SCA conditions through Tuesday morning. SCA on the ocean Tuesday afternoon through Tuesday night, marginal SCA for non- ocean waters but mostly below SCA criteria. Potential widespread SCA conditions Wednesday into Wednesday night. Mainly below SCA thereafter until holiday weekend when SCA conditions potentially return.

Cold water safety concerns this week as water temperatures remain in the 50s. The cold water temperatures can quickly cause hypothermia and physical incapacitation to anyone suddenly immersed in the water. Anyone going out on small boats, canoes or kayaks should plan accordingly and use extreme caution to avoid this threat.

CLIMATE

Record High Temperatures:

May 19: KEWR: 98/1962 KBDR: 89/2017 KNYC: 99/1962 KLGA: 96/2017 KJFK: 92/2017 KISP: 89/2017

Record High Minimum Temperatures:

May 17: KEWR: 68/2015 KBDR: 60/2025 KNYC: 70/1906 KLGA: 68/1965 KJFK: 63/1965 KISP: 62/2015

May 18: KEWR: 74/2017 KBDR: 66/2017 KNYC: 75/2017 KLGA: 80/2017 KJFK: 65/2017 KISP: 63/1977

May 19: KEWR: 67/1986 KBDR: 66/2017 KNYC: 68/1986 KLGA: 68/2017 KJFK: 67/2017 KISP: 65/2017

May 20: KEWR: 72/1996 KBDR: 61/2019 KNYC: 74/1996 KLGA: 77/1996 KJFK: 63/1996 KISP: 62/1996

OKX WATCHES/WARNINGS/ADVISORIES

CT...Air Quality Alert until 11 PM EDT this evening for CTZ005>007- 009>011. Air Quality Alert from 11 AM to 11 PM EDT Tuesday for CTZ005>012. NY...Air Quality Alert until 11 PM EDT this evening for NYZ067>075- 176-178. Air Quality Alert from 11 AM to 11 PM EDT Tuesday for NYZ069>075-078>081-176>179. Heat Advisory from 11 AM Tuesday to 8 PM EDT Wednesday for NYZ072>075-176-178. NJ...Air Quality Alert until 11 PM EDT this evening for NJZ002-004- 006-103>108. Air Quality Alert from 11 AM to 11 PM EDT Tuesday for NJZ004- 006-103>108. Heat Advisory from 11 AM Tuesday to 8 PM EDT Wednesday for NJZ002-004-006-103>108. MARINE...Small Craft Advisory from noon Tuesday to 6 AM EDT Wednesday for ANZ350-353-355.