Hazardous Weather Conditions
Current conditions at
New Haven, Tweed-New Haven Airport (KHVN)
Lat: 41.26°NLon: 72.89°WElev: 13ft.
Mostly Cloudy
43°F
6°C
| Humidity | 74% |
| Wind Speed | NW 13 G 21 mph |
| Barometer | 29.93 in (1013.4 mb) |
| Dewpoint | 35°F (2°C) |
| Visibility | 10.00 mi |
| Wind Chill | 36°F (2°C) |
| Last update | 19 Apr 5:53 pm EDT |
Extended Forecast for
Derby CT
Freeze Warning April 21, 12:00am until April 21, 09:00am
Tonight

Low: 34 °F
Partly Cloudy
then Areas
FrostMonday

High: 51 °F
Chance
ShowersMonday Night

Low: 28 °F
Partly Cloudy
then FrostTuesday

High: 53 °F
Frost then
SunnyTuesday Night
Low: 39 °F
Partly Cloudy
then Chance
ShowersWednesday

High: 57 °F
Mostly Cloudy
Wednesday Night

Low: 41 °F
Partly Cloudy
Thursday

High: 66 °F
Mostly Sunny
Thursday Night

Low: 44 °F
Partly Cloudy
Detailed Forecast
Tonight
Areas of frost after 4am. Otherwise, mostly clear, with a low around 34. Northwest wind 8 to 13 mph becoming light west after midnight.
Monday
A 40 percent chance of showers. Areas of frost before 8am. Otherwise, partly sunny, with a high near 51. Calm wind becoming northwest 5 to 8 mph in the morning.
Monday Night
Widespread frost after 3am. Otherwise, mostly clear, with a low around 28. Northwest wind 6 to 8 mph.
Tuesday
Widespread frost before 7am. Otherwise, sunny, with a high near 53. Wind chill values between 20 and 30 early. North wind around 6 mph becoming light and variable.
Tuesday Night
A 30 percent chance of showers after 2am. Increasing clouds, with a low around 39. South wind around 6 mph.
Wednesday
Mostly cloudy, with a high near 57.
Wednesday Night
Partly cloudy, with a low around 41.
Thursday
Mostly sunny, with a high near 66.
Thursday Night
Partly cloudy, with a low around 44.
Friday
Mostly sunny, with a high near 65.
Friday Night
A 40 percent chance of showers. Partly cloudy, with a low around 42.
Saturday
A 50 percent chance of showers. Partly sunny, with a high near 61.
Saturday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 43.
Sunday
A 40 percent chance of showers. Partly sunny, with a high near 60.
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)
2:18 pm EDT Apr 19, 2026
5pm EDT Apr 19, 2026-6pm EDT Apr 26, 2026



