July 24, 2017

The rain will taper off later this morning, and then it will be mostly cloudy this afternoon. More showers are expected later tonight, and there is a slight chance of a couple of showers tomorrow. Wednesday will be a beautiful day on Long Island with sunny skies, low h...

July 23, 2017

A Flash Flood Watch is in effect for Long Island from midnight tonight through Monday morning. Rainfall amounts of 1 to 3 inches are expected. Wednesday still looks to be the best day of the week with temperatures only in the mid to upper 70's to go along with low leve...

July 22, 2017

The models are split on whether the moderate to heavy rain overnight will be focused over central NJ or over Long Island. The NAM has the heavier rain for Long Island, but the GFS, RGEM, and HRRR models all have it just south of Long Island, with the main focus over ce...

July 21, 2017

Today will be another hot day on Long Island, but by afternoon the humidity level should decrease as dew points drop into the low to mid 60's. Tomorrow will again be a hot day, but clouds will be on the increase in the afternoon. At this time, it appears that any rain...

July 20, 2017

It appears that the batch of moderate to heavy rain associated with a cold front will reach Long Island around 8:00 to 9:30 tonight. It will be moving NW to SE, so the rain will first reach northwest Nassau. Once it starts raining in your location, the rain will become...

July 20, 2017

Today will be another hot and humid day on Long Island with a Heat Advisory and Air Quality Alert in effect. However, there may be a sharp gradient to the humidity levels on Long Island. Yesterday, the dew points were in the mid 70's along the south shore of Suffolk, b...

July 19, 2017

There is an Air Quality Alert in effect for Long Island and NYC today, due to elevated levels of ozone. In addition, there is a Heat Advisory in effect for today and tomorrow for the tri-state area, with the exception of Suffolk County. The combination of temperatures...

July 18, 2017

Tropical Storm Don formed yesterday in the Atlantic Ocean, and it is heading west toward Grenada. Top sustained winds are 50 mph with gusts up to 65 mph. It's a compact storm, and it has the potential to reach hurricane status later this week. The good news for the Uni...

July 17, 2017

This week is shaping up to be a much drier week than last week on Long Island. High temperatures should mostly be in the 80's, although some locations could touch 90 degrees later in the week. There is only a very slight chance of a late afternoon thunderstorm each day...

July 14, 2017

It looks like the main batch of rain for Long Island will move through between 8 AM and 12:00 Noon today. The image below is from the HRRR short-range model showing rain covering Long Island at 10:00 this morning. After the main batch moves through, scattered showers a...

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