Port Jefferson, NY Weather Forecast
Marine Forecast: Long Island Sound West of New Haven
Port Jefferson, New York
Lat: 40.95N, Lon: 73.06W
Current Conditions Updated: 856 AM EDT SAT OCT 20 2018
Overcast
Temp: 57°F
- Humidity:
- 89%
- Winds:
- 12 MPH WSW
- Gusts:
- N/A MPH
- Barometer:
- 29.76 in.
- Dewpoint:
- 54°F
- Heat index:
- 57°F
| Today...Cloudy. A chance of showers this morning. Highs in the mid 60s. West winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 50 percent. |
| Tonight...Mostly cloudy with a 30 percent chance of showers. Lows in the mid 40s. Northwest winds 10 to 15 mph with gusts up to 30 mph. |
| Sunday...Mostly sunny and breezy, cooler with highs around 50. Northwest winds 15 to 25 mph with gusts up to 35 mph. |
| Sunday Night...Mostly clear. Patchy frost after midnight. Lows in the lower 30s. Northwest winds 15 to 20 mph. Gusts up to 30 mph in the evening. |
| Monday...Patchy frost in the morning. Sunny. Highs in the lower 50s. West winds 5 to 10 mph with gusts up to 20 mph. |
| Monday Night...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 40s. |
| Tuesday...Mostly sunny. Highs in the upper 50s. |
| Tuesday Night...Partly cloudy in the evening, then clearing. Lows in the mid 40s. |
| Wednesday...Sunny. Highs in the mid 50s. |
| Wednesday Night...Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 30s. |
| Thursday...Sunny. Highs in the lower 50s. |
| Thursday Night...Mostly clear. Lows in the upper 30s. |
| Friday...Mostly sunny. Highs in the mid 50s. |
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