Hazardous Weather Conditions
Current conditions at
New Haven, Tweed-New Haven Airport (KHVN)
Lat: 41.26°NLon: 72.89°WElev: 13ft.
Overcast
40°F
4°C
| Humidity | 89% |
| Wind Speed | SE 5 mph |
| Barometer | 30.02 in (1016.6 mb) |
| Dewpoint | 37°F (3°C) |
| Visibility | 7.00 mi |
| Wind Chill | 36°F (2°C) |
| Last update | 7 Mar 3:53 pm EST |
Extended Forecast for
Derby CT
Dense Fog Advisory March 7, 10:00pm until March 8, 09:00am
Tonight

Low: 41 °F⇑
Showers
Likely and
Patchy Dense
FogSunday

High: 61 °F
Chance
Showers and
Patchy FogSunday Night

Low: 36 °F
Mostly Clear
Monday

High: 60 °F
Sunny
Monday Night

Low: 38 °F
Mostly Clear
Tuesday

High: 66 °F
Sunny
Tuesday Night

Low: 44 °F
Increasing
CloudsWednesday

High: 60 °F
Chance
ShowersWednesday Night

Low: 48 °F
Chance
Showers
Detailed Forecast
Tonight
Patchy drizzle with a chance of showers between 10pm and 1am, then showers likely with areas of drizzle after 1am. The drizzle could be heavy at times. Patchy dense fog. Otherwise, cloudy, with a temperature rising to around 45 by 5am. South wind around 6 mph. Chance of precipitation is 60%.
Sunday
A 30 percent chance of showers, mainly before 10am. Patchy fog before 10am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 61. West wind 7 to 9 mph.
Sunday Night
Mostly clear, with a low around 36. Light west wind.
Monday
Sunny, with a high near 60. Light west wind becoming south 5 to 10 mph in the morning.
Monday Night
Mostly clear, with a low around 38. South wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 66.
Tuesday Night
Increasing clouds, with a low around 44.
Wednesday
A 30 percent chance of showers before 1pm. Mostly cloudy, with a high near 60.
Wednesday Night
A 50 percent chance of showers. Cloudy, with a low around 48.
Thursday
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 59. Chance of precipitation is 70%.
Thursday Night
A chance of rain and snow showers. Partly cloudy, with a low around 28. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 44.
Friday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 33.
Saturday
Partly sunny, with a high near 51.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Derby CT
41.31°N 73.09°W (Elev. 115 ft)
41.31°N 73.09°W (Elev. 115 ft)
3:40 pm EST Mar 7, 2026
4pm EST Mar 7, 2026-6pm EDT Mar 14, 2026



