Frost Advisory
Starts in 2 h 52 min
When
From midnight tonight to 9 AM EDT Sunday.
Where
In Connecticut, Southern Fairfield, Southern Middlesex, Southern New Haven, and Southern New London Counties. In New York, Northeast Suffolk and Southeast Suffolk Counties.
Issued for this forecast zone · National Weather Service Upton NY
What, impacts and precautionsHide details
What
Temperatures in the mid 30s, and locally as low 25 to 30 in parts of the Pine Barrens of Long Island, will result in frost formation.
Impacts
Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.
Precautionary actions
Take steps now to protect tender plants from the cold.
Areas: Southern Fairfield; Southern New Haven; Southern Middlesex; Southern New London; Northeast Suffolk; Southeast Suffolk
See it on weather.gov (opens in a new tab)

Observed 8:55 PM EDT at KBDR

Lordship, CT weather

Clear and 48°9°.

Forecasts agree

Now 48°9°

Clear

Wind: 6 mph9 km/h; From the north-northwest. Up to 6 mph9 km/h through 9 AM
Dew point: 34°1°; Dry, static shocks likely
UV tomorrow: 4Moderate; Moderate 11 AM–4 PM · peak 4
Air today: 50Good; EPA forecast · PM2.5 (fine particles)
Pressure: 30.53 inHg1034 hPa; Rising slowly · +0.02 inHg+0.6 hPa in 3 h

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

2°1° warmer than this time yesterday (50°10° then, 52°11° now)

Good hours for

Low 39°4° tonight at 5 AM
Above 50°10° tomorrow by 10 AM
High 63°17° tomorrow at 2 PM

TonightDown to 39°4° by 5 AM · Clear
Tomorrow morningUp to 57°14° by 11 AM · Clear
Tomorrow afternoonNear 61°16° · Clear
Tomorrow nightDown to 43°6° by 4 AM · Clear
Monday morningUp to 59°15° by 11 AM · Clear
Monday afternoonUp to 68°20° by 3 PM · Clear
Monday nightDown to 58°14° by 8 PM · Clear

Hourly forecast, next 48 hours, in the place's local time
Hour	Conditions	Temperature	Feels like	Precipitation	Wind	Humidity	Cloud cover	UV index
Sat 9p	Clear	47°8° (likely 46°8° to 51°11°)	47°8°	0%	2 mph3 km/h from NW, gusts 5 mph9 km/h	63%	1%	0
Sat 10p	Clear	46°8° (likely 43°6° to 49°9°)	46°8°	0%	1 mph2 km/h from NW, gusts 5 mph8 km/h	65%	0%	0
Sat 11p	Clear	44°7° (likely 41°5° to 48°9°)	44°7°	0%	1 mph2 km/h from NW, gusts 5 mph9 km/h	70%	0%	0
Sun 12a	Clear	43°6° (likely 40°4° to 47°8°)	43°6°	0%	1 mph2 km/h from NW, gusts 5 mph8 km/h	70%	0%	0
Sun 1a	Clear	42°6° (likely 41°5° to 46°8°)	42°6°	0%	2 mph3 km/h from NW, gusts 4 mph7 km/h	73%	0%	0
Sun 2a	Clear	41°5° (likely 39°4° to 45°7°)	39°4°	0%	3 mph5 km/h from NW, gusts 5 mph8 km/h	76%	0%	0
Sun 3a	Clear	41°5° (likely 39°4° to 43°6°)	39°4°	0%	3 mph5 km/h from NW, gusts 5 mph9 km/h	76%	0%	0
Sun 4a	Clear	40°4° (likely 37°3° to 42°6°)	38°3°	0%	3 mph5 km/h from N, gusts 6 mph9 km/h	79%	0%	0
Sun 5a	Clear	39°4° (likely 36°2° to 42°6°)	37°3°	0%	3 mph5 km/h from N, gusts 6 mph10 km/h	85%	0%	0
Sun 6a	Clear	40°4° (likely 36°2° to 41°5°)	38°3°	0%	3 mph5 km/h from N, gusts 7 mph11 km/h	82%	0%	0
Sun 7a	Sunny	39°4° (likely 36°2° to 41°5°)	37°3°	0%	3 mph5 km/h from N, gusts 7 mph11 km/h	82%	0%	0
Sun 8a	Sunny	41°5° (likely 37°3° to 42°6°)	39°4°	0%	3 mph5 km/h from N, gusts 6 mph9 km/h	79%	0%	0
Sun 9a	Sunny	47°8° (likely 43°6° to 47°8°)	47°8°	0%	2 mph3 km/h from N, gusts 5 mph8 km/h	63%	0%	1
Sun 10a	Sunny	52°11° (likely 50°10° to 52°11°)	52°11°	0%	0 mph0 km/h, gusts 4 mph6 km/h	56%	0%	2
Sun 11a	Sunny	57°14° (likely 55°13° to 57°14°)	57°14°	0%	0 mph0 km/h, gusts 4 mph6 km/h	49%	0%	3
Sun 12p	Sunny	60°16° (likely 57°14° to 61°16°)	60°16°	0%	2 mph3 km/h from NW, gusts 6 mph9 km/h	46%	0%	4
Sun 1p	Sunny	61°16° (likely 58°14° to 63°17°)	61°16°	0%	5 mph8 km/h from SW, gusts 8 mph12 km/h	44%	0%	4
Sun 2p	Sunny	63°17° (likely 59°15° to 64°18°)	63°17°	0%	7 mph11 km/h from SW, gusts 8 mph12 km/h	43%	0%	4
Sun 3p	Sunny	63°17° (likely 60°16° to 64°18°)	63°17°	0%	7 mph11 km/h from SW, gusts 9 mph14 km/h	43%	0%	3
Sun 4p	Sunny	63°17° (likely 60°16° to 63°17°)	63°17°	0%	6 mph10 km/h from SW, gusts 9 mph15 km/h	41%	0%	2
Sun 5p	Sunny	62°17° (likely 59°15° to 62°17°)	62°17°	0%	5 mph8 km/h from SW, gusts 9 mph14 km/h	43%	0%	1
Sun 6p	Clear	60°16° (likely 56°13° to 60°16°)	60°16°	0%	5 mph8 km/h from SW, gusts 7 mph12 km/h	47%	0%	0
Sun 7p	Clear	57°14° (likely 54°12° to 57°14°)	57°14°	0%	3 mph5 km/h from SW, gusts 8 mph12 km/h	55%	0%	0
Sun 8p	Clear	53°12° (likely 53°12° to 55°13°)	53°12°	0%	3 mph5 km/h from SW, gusts 9 mph15 km/h	66%	0%	0
Sun 9p	Clear	52°11° (likely 52°11° to 55°13°)	52°11°	0%	3 mph5 km/h from SW, gusts 9 mph15 km/h	69%	0%	0
Sun 10p	Clear	50°10° (likely 50°10° to 54°12°)	49°9°	0%	3 mph5 km/h from W, gusts 10 mph16 km/h	74%	0%	0
Sun 11p	Clear	48°9° (likely 48°9° to 53°12°)	47°8°	0%	3 mph5 km/h from W, gusts 12 mph20 km/h	83%	0%	0
Mon 12a	Clear	47°8° (likely 47°8° to 51°11°)	46°8°	0%	3 mph5 km/h from W, gusts 12 mph19 km/h	83%	0%	0
Mon 1a	Clear	45°7° (likely 45°7° to 50°10°)	43°6°	0%	5 mph8 km/h from W, gusts 12 mph20 km/h	89%	0%	0
Mon 2a	Clear	45°7° (likely 45°7° to 50°10°)	43°6°	0%	5 mph8 km/h from W, gusts 12 mph19 km/h	89%	0%	0
Mon 3a	Clear	44°7° (likely 43°6° to 49°9°)	41°5°	0%	5 mph8 km/h from W, gusts 10 mph17 km/h	89%	0%	0
Mon 4a	Clear	43°6° (likely 43°6° to 48°9°)	39°4°	0%	6 mph10 km/h from W, gusts 10 mph15 km/h	93%	0%	0
Mon 5a	Clear	43°6° (likely 42°6° to 47°8°)	39°4°	0%	6 mph10 km/h from W, gusts 11 mph17 km/h	96%	0%	0
Mon 6a	Mostly clear	42°6° (likely 41°5° to 47°8°)	38°3°	0%	6 mph10 km/h from W, gusts 11 mph18 km/h	96%	13%	0
Mon 7a	Mostly sunny	42°6° (likely 40°4° to 46°8°)	38°3°	0%	6 mph10 km/h from W, gusts 13 mph21 km/h	96%	20%	0
Mon 8a	Sunny	43°6° (likely 41°5° to 47°8°)	39°4°	0%	6 mph10 km/h from W, gusts 12 mph20 km/h	93%	2%	0
Mon 9a	Sunny	48°9° (likely 45°7° to 51°11°)	45°7°	0%	6 mph10 km/h from W, gusts 11 mph18 km/h	80%	7%	1
Mon 10a	Sunny	54°12° (likely 51°11° to 56°13°)	54°12°	0%	6 mph10 km/h from W, gusts 8 mph13 km/h	64%	13%	2
Mon 11a	Sunny	59°15° (likely 55°13° to 59°15°)	59°15°	0%	7 mph11 km/h from W, gusts 9 mph14 km/h	55%	11%	3
Mon 12p	Sunny	63°17° (likely 58°14° to 63°17°)	63°17°	0%	8 mph13 km/h from W, gusts 10 mph15 km/h	48%	15%	4
Mon 1p	Sunny	66°19° (likely 60°16° to 66°19°)	66°19°	0%	9 mph14 km/h from W, gusts 10 mph16 km/h	45%	7%	4
Mon 2p	Sunny	67°19° (likely 62°17° to 67°19°)	67°19°	0%	10 mph16 km/h from W, gusts 11 mph17 km/h	43%	12%	4
Mon 3p	Sunny	68°20° (likely 63°17° to 68°20°)	68°20°	0%	10 mph16 km/h from W, gusts 11 mph17 km/h	44%	18%	3
Mon 4p	Sunny	68°20° (likely 63°17° to 68°20°)	68°20°	0%	9 mph14 km/h from W, gusts 10 mph17 km/h	45%	11%	2
Mon 5p	Sunny	67°19° (likely 63°17° to 67°19°)	67°19°	0%	8 mph13 km/h from W, gusts 9 mph15 km/h	49%	4%	1
Mon 6p	Clear	64°18° (likely 60°16° to 64°18°)	64°18°	0%	7 mph11 km/h from W, gusts 6 mph9 km/h	54%	3%	0
Mon 7p	Clear	61°16° (likely 58°14° to 62°17°)	61°16°	0%	6 mph10 km/h from W, gusts 5 mph7 km/h	60%	1%	0
Mon 8p	Clear	58°14° (likely 57°14° to 60°16°)	58°14°	0%	5 mph8 km/h from W, gusts 5 mph7 km/h	67%	2%	0

Days ahead

Shaded: typical range for these dates (1991–2020)

Today, Oct 24. Cloudy. High 60°16°, low 39°4°. Typical 62°17° / 45°7°. Dry. Forecasts agree.
1. Evening
  6 PM–midnight
  Clear, 44°7°
  Dry
2. Overnight
  midnight–6 AM
  Clear, 39°4°
  Dry
Official NWS forecast
Tonight: Clear, with a low around 39. Northwest wind around 3 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
59°15°–61°16°
Low, likely
35°2°–39°4°
Typical high / low
62°17° / 45°7°
Wind
12 mph19 km/h
UV peak
4
Tomorrow, Oct 25. Sunny. High 63°17°, low 42°6°. Typical 61°16° / 45°7°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 41°5°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 63°17°
  Dry
3. Evening
  6 PM–midnight
  Clear, 53°12°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 43°6°
  Dry
Official NWS forecast
Day: Sunny, with a high near 63. West wind 0 to 7 mph.
Night: Mostly clear, with a low around 42. West wind around 6 mph.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
60°16°–64°18°
Low, likely
36°2°–42°6°
Typical high / low
61°16° / 45°7°
Wind
9 mph15 km/h, gusts 17 mph28 km/h
UV peak
4
Monday, Oct 26. Mostly sunny. High 68°20°, low 46°8°. Typical 61°16° / 45°7°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 43°6°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 68°20°
  Dry
3. Evening
  6 PM–midnight
  Partly cloudy, 58°14°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 51°10°
  Dry
Official NWS forecast
Day: Sunny, with a high near 68. West wind 6 to 10 mph.
Night: Mostly clear. Low around 46, with temperatures rising to around 49 overnight. Northwest wind 5 to 10 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
63°17°–68°20°
Low, likely
40°4°–46°8°
Typical high / low
61°16° / 45°7°
Wind
8 mph13 km/h, gusts 21 mph34 km/h
UV peak
4
Tuesday, Oct 27. Sunny. High 58°14°, low 39°4°. Typical 60°16° / 44°7°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 48°9°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 57°14°
  Dry
3. Evening
  6 PM–midnight
  Clear, 49°9°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 40°5°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 58.
Night: Mostly clear, with a low around 39.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
56°13°–59°15°
Low, likely
39°4°–48°9°
Typical high / low
60°16° / 44°7°
Wind
13 mph20 km/h, gusts 27 mph43 km/h
UV peak
4
Wednesday, Oct 28. Mostly sunny. High 57°14°, low 47°8°. Typical 60°16° / 44°7°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 39°4°
  Dry
2. Afternoon
  noon–6 PM
  Mostly sunny, 55°13°
  Dry
3. Evening
  6 PM–midnight
  Mostly clear, 53°11°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 51°11°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 57.
Night: Partly cloudy, with a low around 47.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
53°12°–57°14°
Low, likely
36°2°–47°8°
Typical high / low
60°16° / 44°7°
Wind
9 mph15 km/h, gusts 15 mph25 km/h
UV peak
4
Thursday, Oct 29. Partly sunny. High 65°18°, low 51°11°. Typical 60°16° / 44°7°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 50°10°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 63°17°
  Dry
3. Evening
  6 PM–midnight
  Clear, 59°15°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 54°12°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 65.
Night: Mostly clear, with a low around 51.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
62°17°–65°18°
Low, likely
48°9°–51°11°
Typical high / low
60°16° / 44°7°
Wind
12 mph20 km/h, gusts 24 mph38 km/h
UV peak
4
Friday, Oct 30. Mostly sunny. High 68°20°, low 50°10°. Typical 59°15° / 43°6°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 53°12°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 68°20°
  Dry
3. Evening
  6 PM–midnight
  Clear, 60°15°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 50°10°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 68.
Night: Mostly clear, with a low around 50.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
65°18°–72°22°
Low, likely
50°10°–54°12°
Typical high / low
59°15° / 43°6°
Wind
12 mph19 km/h, gusts 27 mph43 km/h
UV peak
4
Saturday, Oct 31. Partly sunny. High 65°18°, low 49°9°. Typical 59°15° / 43°6°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 50°10°
  Dry
2. Afternoon
  noon–6 PM
  Mostly sunny, 64°18°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 57°14°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 55°13°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 65.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
57°14°–65°18°
Low, likely
47°8°–52°11°
Typical high / low
59°15° / 43°6°
Wind
12 mph19 km/h, gusts 26 mph42 km/h
UV peak
4
Sunday, Nov 1. Drizzle. High 64°18°, low 53°12°. Typical 59°15° / 43°6°. Rain 0.01 in0.3 mm, 30% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 56°13°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 64°18°
  Dry
3. Evening
  6 PM–midnight
  Drizzle, 62°16°
  30% chance · 0.02 in0.4 mm
4. Overnight
  midnight–6 AM
  Drizzle, 61°16°
  40% chance · 0.11 in2.9 mm
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
60°16°–68°20°
Low, likely
49°9°–56°13°
Typical high / low
59°15° / 43°6°
Wind
11 mph18 km/h, gusts 25 mph40 km/h
UV peak
3
Monday, Nov 2. Drizzle. High 64°18°, low 59°15°. Typical 58°14° / 42°6°. Rain 0.28 in7.1 mm, 40% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Drizzle, 61°16°
  40% chance · 0.13 in3.2 mm
2. Afternoon
  noon–6 PM
  Drizzle, 64°18°
  30% chance · 0.06 in1.4 mm
3. Evening
  6 PM–midnight
  Drizzle, 62°17°
  30% chance · 0.03 in0.7 mm
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
61°16°–68°20°
Low, likely
55°13°–65°18°
Typical high / low
58°14° / 42°6°
Wind
17 mph28 km/h, gusts 34 mph55 km/h

10 days15 days30 days

The outlook

Today
Dry, high 60°, low 39°.
Tomorrow
Dry, high 63°, low 42°, warming up.
Monday
Dry, high 68°, low 46°, warming up.
Rest of week
Mostly dry, highs 57–68°.

Want the meteorologists’ reasoning? Read the NWS forecast discussion (OKX) (opens in a new tab)

What changed since yesterday

No meaningful changes from yesterday’s forecast.

Radar

Radar data: NOAA MRMS, rendered by forecast.blue

Radar loads when scrolled into view

Full-screen radar

Rivers

NOAA river gauges within 25 mi

Long Island Sound near Bridgeport Harbor (IN MLLW)

4.0 mi

Below flood stage

Level: 5.0 ft

Forecast peak 9.1 ft Tue 12 PM, minor flooding

Reading from Sat 8:06 PM · NWS gauge page

Housatonic River at Stevenson

16 mi

Below flood stage

Level: 6.6 ft
Flow: 3,810 cfs

Forecast peak 6.7 ft Sun 8 PM

Reading from Sat 7:30 PM · NWS gauge page

Lake Maltby above Maltby Lake #3

12 mi

Level: 0.0 ft

Reading from Sat 8:07 PM · NWS gauge page

Lake Maltby above Maltby Lake #2

13 mi

Level: 0.1 ft

Reading from Sat 8:07 PM · NWS gauge page

For your home

What this week’s weather means for heating, cooling, pipes and fresh air.

Heating this week

About 71% less heating than a typical week.

This week 26Typical 89

Heating degree days, base 65°F

Heat-pump hours, next 7 days

h below 47°F: 21
h below 17°F: 0
h below 5°F: 0

47, 17 and 5°F are the test points heat pumps are rated at. About 5 hours are near freezing and damp, when outdoor units defrost more often.

Comfort

Dry air outside (dew point 34°F).

Open the windows?

Sun, 12:00 PM–6:00 PM

Good stretch to open the windows.

Is this typical?

Igor I Sikorsky Memorial Airport · official normals 1991–2020 · records 1948–2026

Oct 24, today vs a typical year

Today’s expected high is 2°1° colder than typical.

Last 7 days vs normal

On average 0° colder than normal (daily mean temperature).

−3°−2°MonOct 19
±0°TueOct 20
+2°+1°WedOct 21
+2°+1°ThuOct 22
−2°−1°FriOct 23
—SatOct 24
—SunOct 25

Lordship weather by month: normals, records, snow and freeze dates

Sun & moon

Sun

Daylight: 10 h 44 min; Losing 2 min 35 s a day; shortest Dec 21, 1 h 32 min less
Golden hour: 5:20–6:15 PM; Morning 6:56–7:52 AM
Blue hour: 6:15–6:26 PM; Morning 6:46–6:56 AM; first light 6:46 AM

Stars tonight? Fair

Clear 9:08 PM–6:47 AM, but the moon is 99% lit and up.

Moon

Waxing gibbous

98% lit · growing

Today: sets 5:24 AM · rises 4:55 PM
Full moon: Oct 26
New moon: Nov 9

Looking southeast from Lordship. Open water to the horizon.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.

1 active weather alert

Frost Advisory