NYC Weather Update – Apr 19, 2021

A week of contrasts is in store, starting with warm, above average temps in the 60s and 70s Monday and Tuesday, then rain coming mid-week, caused by a vigorous cold front. Behind this, temperatures will plummet to below normal in the low-50s by Thursday. There are rain chances Monday afternoon with scattered showers and thunderstorms and more substantial chances Wednesday.

Rest of today – starting off sunny, with highs climbing into the mid-60s. Later in the afternoon, clouds develop with a shortwave moving through the area. This mid-level disturbance could see some scattered showers and thunderstorms. Overnight lows in the upper-40s with clearing skies.

HRRR model simulated radar valid for 6 PM this evening. Some scattered showers and thunderstorms are possible especially inland north and west.

Tuesday – best day of the week with high temperatures rising into the low-70s under sunny skies ahead of the incoming storm Wednesday. Overnight lows in the low-50s.

Wednesday – rain chances increasing during the day into the overnight hours. High temperatures in the low-60s under mostly cloudy skies. Behind the frontal boundary bringing the rain, strong cold air advection kicks in, dropping lows into the upper-30s.

Weather Prediction Center surface forecast for 8AM Wednesday. A low pressure center will be progressing through the region bring through a cold front, showers and scattered thunderstorms.

Thursday sunny in the morning with more clouds developing in the afternoon. With a cold start, high temperatures only hitting the low-50s. Overnight lows dropping to the low-40s.