Observed 3:50 PM EDT at KDXR

Topstone, CT weather

Sunny and 61°16°, jacket by 6 PM.

Forecasts agree

Now 61°16°

Sunny

Wind: 5 mph7 km/h; From the west. Light through 4 AM
Dew point: 36°2°; Comfortable
UV tomorrow: 4Moderate; Moderate 11 AM–4 PM · peak 4
Air quality: 14Good; PM2.5 (fine particles) · tomorrow moderate
Pressure: 30.51 inHg1033 hPa; Falling slowly · −0.04 inHg−1.2 hPa in 3 h

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

Good hours for

Below freezing tonight 3–9 AM (low 30°−1°)
Low 30°−1° tonight at 5 AM
Above 50°10° tomorrow by 11 AM
Below 50°10° tomorrow night after 8 PM

This afternoonNear 58°14° · Partly cloudy
TonightDown to 30°−1° by 5 AM · freezing, low 30°−1° · Clear
Tomorrow morningUp to 53°12° by 11 AM · freezing, low 31°−1° · Clear
Tomorrow afternoonUp to 64°18° by 3 PM · Clear
Tomorrow nightDown to 36°2° by 3 AM · Clear
Monday morningUp to 55°13° by 11 AM · Clear
Monday afternoonUp to 65°18° by 3 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 4p	Partly sunny	59°15° (likely 57°14° to 59°15°)	59°15°	0%	3 mph5 km/h from NW, gusts 8 mph13 km/h	42%	18%	2
Sat 5p	Mostly sunny	57°14° (likely 55°13° to 57°14°)	57°14°	0%	2 mph3 km/h from NW, gusts 7 mph11 km/h	45%	49%	1
Sat 6p	Mostly clear	53°12° (likely 50°10° to 53°12°)	53°12°	0%	2 mph3 km/h from NW, gusts 6 mph9 km/h	50%	48%	0
Sat 7p	Mostly clear	49°9° (likely 47°8° to 49°9°)	49°9°	0%	1 mph2 km/h from NW, gusts 5 mph8 km/h	58%	42%	0
Sat 8p	Mostly clear	42°6° (likely 42°6° to 47°8°)	42°6°	0%	1 mph2 km/h from NW, gusts 4 mph7 km/h	73%	42%	0
Sat 9p	Clear	40°4° (likely 40°4° to 47°8°)	40°4°	0%	1 mph2 km/h from NW, gusts 3 mph5 km/h	76%	39%	0
Sat 10p	Clear	38°3° (likely 38°3° to 46°8°)	38°3°	0%	1 mph2 km/h from NW, gusts 3 mph4 km/h	79%	19%	0
Sat 11p	Clear	36°2° (likely 36°2° to 45°7°)	36°2°	0%	1 mph2 km/h from NW, gusts 3 mph5 km/h	85%	0%	0
Sun 12a	Clear	35°2° (likely 35°2° to 44°7°)	35°2°	0%	1 mph2 km/h from NW, gusts 3 mph5 km/h	85%	0%	0
Sun 1a	Clear	35°2° (likely 35°2° to 43°6°)	35°2°	0%	2 mph3 km/h from NW, gusts 5 mph8 km/h	85%	0%	0
Sun 2a	Clear	33°1° (likely 33°1° to 43°6°)	33°1°	0%	2 mph3 km/h from NW, gusts 5 mph8 km/h	92%	0%	0
Sun 3a	Clear	32°0° (likely 32°0° to 42°6°)	32°0°	0%	2 mph3 km/h from NW, gusts 6 mph9 km/h	92%	0%	0
Sun 4a	Clear	32°0° (likely 32°0° to 42°6°)	29°−2°	0%	3 mph5 km/h from NW, gusts 6 mph10 km/h	92%	0%	0
Sun 5a	Clear	30°−1° (likely 30°−1° to 41°5°)	26°−3°	0%	3 mph5 km/h from NW, gusts 7 mph11 km/h	96%	0%	0
Sun 6a	Clear	31°−1° (likely 31°−1° to 40°4°)	28°−2°	0%	3 mph5 km/h from NW, gusts 7 mph11 km/h	92%	0%	0
Sun 7a	Sunny	32°0° (likely 32°0° to 40°4°)	29°−2°	0%	3 mph5 km/h from NW, gusts 7 mph11 km/h	89%	0%	0
Sun 8a	Sunny	32°0° (likely 32°0° to 41°5°)	29°−2°	0%	3 mph5 km/h from NW, gusts 7 mph11 km/h	96%	0%	0
Sun 9a	Sunny	40°4° (likely 40°4° to 46°8°)	38°3°	0%	3 mph5 km/h from NW, gusts 7 mph11 km/h	76%	0%	1
Sun 10a	Sunny	48°9° (likely 48°9° to 53°12°)	47°8°	0%	3 mph5 km/h from NW, gusts 7 mph11 km/h	63%	0%	2
Sun 11a	Sunny	53°12° (likely 53°12° to 58°14°)	53°12°	0%	3 mph5 km/h from NW, gusts 6 mph10 km/h	57%	0%	3
Sun 12p	Sunny	59°15° (likely 59°15° to 61°16°)	59°15°	0%	3 mph5 km/h from NW, gusts 7 mph11 km/h	45%	0%	4
Sun 1p	Sunny	61°16° (likely 61°16° to 63°17°)	61°16°	0%	3 mph5 km/h from W, gusts 8 mph12 km/h	42%	0%	4
Sun 2p	Sunny	63°17° (likely 63°17° to 64°18°)	63°17°	0%	3 mph5 km/h from W, gusts 7 mph11 km/h	38%	0%	4
Sun 3p	Sunny	64°18° (likely 63°17° to 64°18°)	64°18°	0%	3 mph5 km/h from W, gusts 6 mph10 km/h	37%	0%	3
Sun 4p	Sunny	63°17° (likely 62°17° to 64°18°)	63°17°	0%	2 mph3 km/h from W, gusts 7 mph10 km/h	39%	0%	2
Sun 5p	Sunny	61°16° (likely 59°15° to 62°17°)	61°16°	0%	2 mph3 km/h from W, gusts 6 mph10 km/h	42%	0%	1
Sun 6p	Clear	58°14° (likely 54°12° to 58°14°)	58°14°	0%	2 mph3 km/h from W, gusts 5 mph7 km/h	47%	0%	0
Sun 7p	Clear	51°11° (likely 50°10° to 51°11°)	51°11°	0%	1 mph2 km/h from SW, gusts 6 mph10 km/h	61%	0%	0
Sun 8p	Clear	47°8° (likely 47°8° to 49°9°)	47°8°	0%	1 mph2 km/h from SW, gusts 6 mph10 km/h	71%	0%	0
Sun 9p	Clear	44°7° (likely 44°7° to 48°9°)	44°7°	0%	1 mph2 km/h from SW, gusts 6 mph10 km/h	79%	0%	0
Sun 10p	Clear	42°6° (likely 42°6° to 48°9°)	42°6°	0%	2 mph3 km/h from W, gusts 8 mph14 km/h	86%	0%	0
Sun 11p	Clear	41°5° (likely 41°5° to 47°8°)	41°5°	0%	2 mph3 km/h from W, gusts 8 mph14 km/h	89%	0%	0
Mon 12a	Clear	40°4° (likely 40°4° to 45°7°)	40°4°	0%	2 mph3 km/h from W, gusts 8 mph13 km/h	92%	0%	0
Mon 1a	Clear	38°3° (likely 38°3° to 44°7°)	38°3°	0%	2 mph3 km/h from W, gusts 9 mph14 km/h	100%	0%	0
Mon 2a	Mostly clear	38°3° (likely 38°3° to 45°7°)	38°3°	0%	2 mph3 km/h from W, gusts 8 mph13 km/h	100%	12%	0
Mon 3a	Clear	36°2° (likely 36°2° to 44°7°)	36°2°	0%	2 mph3 km/h from W, gusts 9 mph15 km/h	100%	0%	0
Mon 4a	Clear	36°2° (likely 36°2° to 44°7°)	33°1°	0%	3 mph5 km/h from W, gusts 9 mph15 km/h	100%	2%	0
Mon 5a	Clear	36°2° (likely 36°2° to 43°6°)	33°1°	0%	3 mph5 km/h from W, gusts 10 mph16 km/h	100%	2%	0
Mon 6a	Clear	34°1° (likely 34°1° to 43°6°)	31°−1°	0%	3 mph5 km/h from W, gusts 10 mph16 km/h	100%	56%	0
Mon 7a	Sunny	35°2° (likely 35°2° to 43°6°)	31°−1°	0%	5 mph8 km/h from NW, gusts 9 mph15 km/h	100%	18%	0
Mon 8a	Sunny	36°2° (likely 36°2° to 44°7°)	32°0°	0%	5 mph8 km/h from NW, gusts 9 mph15 km/h	100%	15%	0
Mon 9a	Sunny	41°5° (likely 41°5° to 50°10°)	38°3°	0%	5 mph8 km/h from NW, gusts 7 mph12 km/h	93%	17%	1
Mon 10a	Sunny	48°9° (likely 48°9° to 55°13°)	46°8°	0%	5 mph8 km/h from NW, gusts 9 mph15 km/h	80%	13%	2
Mon 11a	Sunny	55°13° (likely 55°13° to 60°16°)	55°13°	0%	5 mph8 km/h from NW, gusts 11 mph17 km/h	69%	11%	3
Mon 12p	Sunny	60°16° (likely 59°15° to 63°17°)	60°16°	0%	6 mph10 km/h from NW, gusts 9 mph14 km/h	62%	3%	4
Mon 1p	Sunny	62°17° (likely 62°17° to 65°18°)	62°17°	0%	7 mph11 km/h from W, gusts 10 mph16 km/h	58%	2%	4
Mon 2p	Sunny	64°18° (likely 64°18° to 66°19°)	64°18°	0%	7 mph11 km/h from W, gusts 11 mph17 km/h	56%	23%	4
Mon 3p	Sunny	65°18° (likely 64°18° to 67°19°)	65°18°	0%	7 mph11 km/h from W, gusts 11 mph18 km/h	56%	3%	3

Days ahead

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

Today, Oct 24. Cloudy. High 59°15°, low 29°−2°. Typical 59°15° / 40°4°. Dry. Forecasts agree.
1. Afternoon
  noon–6 PM
  Mostly sunny, 59°15°
  Dry
2. Evening
  6 PM–midnight
  Clear, 42°6°
  Dry
3. Overnight
  midnight–6 AM
  Clear, 30°−1°
  Dry
Official NWS forecast
Today: Sunny. High near 59, with temperatures falling to around 57 in the afternoon. Northwest wind around 3 mph.
Tonight: Areas of frost after 10pm. Mostly clear, with a low around 29. Northwest wind around 3 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
58°14°–59°15°
Low, likely
29°−2°–36°2°
Typical high / low
59°15° / 40°4°
Wind
6 mph10 km/h, gusts 12 mph19 km/h
UV peak
4
Tomorrow, Oct 25. Sunny. High 64°18°, low 33°1°. Typical 59°15° / 40°4°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Sunny, 32°0°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 64°18°
  Dry
3. Evening
  6 PM–midnight
  Clear, 47°8°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 36°2°
  Dry
Official NWS forecast
Day: Patchy frost before 9am. Sunny. High near 64, with temperatures falling to around 61 in the afternoon. West wind around 3 mph.
Night: Areas of frost after 1am. Clear. Low around 33, with temperatures rising to around 36 overnight. West wind around 3 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
63°17°–64°18°
Low, likely
33°1°–40°4°
Typical high / low
59°15° / 40°4°
Wind
7 mph11 km/h
UV peak
4
Monday, Oct 26. Sunny. High 66°19°, low 43°6°. Typical 58°14° / 40°4°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Sunny, 36°2°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 65°18°
  Dry
3. Evening
  6 PM–midnight
  Clear, 54°12°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 46°8°
  Dry
Official NWS forecast
Day: Patchy frost before 9am. Sunny. High near 66, with temperatures falling to around 64 in the afternoon. Northwest wind 3 to 7 mph.
Night: Mostly clear. Low around 43, with temperatures rising to around 45 overnight.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
64°18°–67°19°
Low, likely
39°4°–43°6°
Typical high / low
58°14° / 40°4°
Wind
8 mph13 km/h, gusts 16 mph25 km/h
UV peak
4
Tuesday, Oct 27. Sunny. High 59°15°, low 34°1°. Typical 58°14° / 40°4°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Sunny, 44°6°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 55°13°
  Dry
3. Evening
  6 PM–midnight
  Clear, 42°5°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 35°2°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 59.
Night: Mostly clear, with a low around 34.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
54°12°–59°15°
Low, likely
34°1°–41°5°
Typical high / low
58°14° / 40°4°
Wind
10 mph16 km/h, gusts 26 mph42 km/h
UV peak
4
Wednesday, Oct 28. Cloudy. High 58°14°, low 40°4°. Typical 58°14° / 39°4°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 35°2°
  Dry
2. Afternoon
  noon–6 PM
  Partly sunny, 55°13°
  Dry
3. Evening
  6 PM–midnight
  Partly cloudy, 45°7°
  Dry
4. Overnight
  midnight–6 AM
  Partly cloudy, 44°7°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 58.
Night: Partly cloudy, with a low around 40.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
54°12°–58°14°
Low, likely
32°0°–40°4°
Typical high / low
58°14° / 39°4°
Wind
7 mph12 km/h, gusts 18 mph29 km/h
UV peak
4
Thursday, Oct 29. Partly sunny. High 65°18°, low 47°8°. Typical 57°14° / 39°4°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Partly sunny, 44°7°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 63°17°
  Dry
3. Evening
  6 PM–midnight
  Clear, 52°11°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 49°10°
  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 47.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
61°16°–65°18°
Low, likely
41°5°–47°8°
Typical high / low
57°14° / 39°4°
Wind
9 mph14 km/h, gusts 30 mph49 km/h
UV peak
4
Friday, Oct 30. Mostly sunny. High 70°21°, low 46°8°. Typical 57°14° / 39°4°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Mostly sunny, 49°10°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 70°21°
  Dry
3. Evening
  6 PM–midnight
  Clear, 57°14°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 49°9°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 70.
Night: Mostly clear, with a low around 46.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
69°21°–72°22°
Low, likely
45°7°–50°10°
Typical high / low
57°14° / 39°4°
Wind
9 mph14 km/h, gusts 29 mph47 km/h
UV peak
4
Saturday, Oct 31. Cloudy. High 66°19°, low 47°8°. Typical 57°14° / 38°3°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 48°9°
  Dry
2. Afternoon
  noon–6 PM
  Mostly sunny, 67°20°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 54°12°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 50°10°
  Dry
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
44°7°–49°9°
Typical high / low
57°14° / 38°3°
Wind
7 mph12 km/h, gusts 27 mph43 km/h
UV peak
3
Sunday, Nov 1. Cloudy. High 65°18°, low 51°11°. Typical 56°13° / 38°3°. Rain 0.01 in0.3 mm, 30% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 54°12°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 64°18°
  Dry
3. Evening
  6 PM–midnight
  Mostly clear, 57°14°
  40% chance
4. Overnight
  midnight–6 AM
  Showers, 58°14°
  40% chance · 0.09 in2.2 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
56°13°–69°21°
Low, likely
47°8°–53°12°
Typical high / low
56°13° / 38°3°
Wind
9 mph14 km/h, gusts 24 mph39 km/h
UV peak
2
Monday, Nov 2. Drizzle. High 65°18°, low 57°14°. Typical 56°13° / 38°3°. Rain 1.1 in28 mm, 40% chance. Mostly agree.
1. Morning
  6 AM–noon
  Showers, 60°16°
  40% chance · 0.44 in11 mm
2. Afternoon
  noon–6 PM
  Drizzle, 64°18°
  30% chance · 0.31 in8 mm
3. Evening
  6 PM–midnight
  Drizzle, 63°17°
  30% chance · 0.59 in15 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.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
63°17°–68°20°
Low, likely
53°12°–63°17°
Typical high / low
56°13° / 38°3°
Wind
13 mph21 km/h, gusts 34 mph55 km/h

10 days15 days30 days

The outlook

Today
Dry, high 59°, low 29°.
Tomorrow
Dry, high 64°, low 33°, warming up.
Monday
Dry, high 66°, low 43°.
Rest of week
Mostly dry, highs 58–70°.

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)

16 mi

Below flood stage

Level: 2.0 ft

Forecast peak 9.1 ft Tue 12 PM, minor flooding

Reading from Sat 3:06 PM · NWS gauge page

Housatonic River at Stevenson

16 mi

Below flood stage

Level: 3.0 ft
Flow: 679 cfs

Forecast peak 6.7 ft Sat 8 PM

Reading from Sat 2:30 PM · NWS gauge page

Naugatuck River at Beacon Falls

22 mi

Below flood stage

Level: 1.6 ft
Flow: 129 cfs

Forecast peak 1.5 ft Sat 8 PM

Reading from Sat 2:30 PM · NWS gauge page

Cross River near Cross River

8.4 mi

Level: 1.9 ft
Flow: 7 cfs

Reading from Sat 2:30 PM · NWS gauge page

For your home

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

Heating this week

About 66% less heating than a typical week.

This week 39Typical 114

Heating degree days, base 65°F

Heat-pump hours, next 7 days

h below 47°F: 28
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 22 hours are near freezing and damp, when outdoor units defrost more often.

Comfort

Dry air outside (dew point 36°F).

Open the windows?

Sun, 1:00 PM–5:00 PM

Good stretch to open the windows.

Is this typical?

DANBURY · official normals 1991–2020 · records 1937–2026

Oct 24, today vs a typical year

Today’s expected high is about typical for the date.

Last 7 days vs normal

On average 1° colder than normal (daily mean temperature).

−5°−3°SunOct 18
−1°MonOct 19
+3°+1°TueOct 20
—WedOct 21
—ThuOct 22
−1°FriOct 23
—SatOct 24

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

Sun & moon

Sun

Daylight: 10 h 44 min; Losing 2 min 30 s a day; shortest Dec 21, 1 h 32 min less
Golden hour: 5:21–6:16 PM; Morning 6:58–7:54 AM
Blue hour: 6:16–6:27 PM; Morning 6:47–6:58 AM; first light 6:47 AM

Stars tonight? Fair

Mostly clear 10 PM–6:48 AM, but the moon is 99% lit and up.

Moon

Waxing gibbous

98% lit · growing

Today: sets 5:26 AM · rises 4:56 PM
Full moon: Oct 26
New moon: Nov 9

Looking northwest from Topstone. The highest point on the skyline is about 6,800 ft, 55 mi away.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.

Topstone, CT weather

Next 2 hours

Next 48 hours

Days ahead

The outlook

Today

Tomorrow

Monday

Rest of week

What changed since yesterday

Radar

Rivers

Long Island Sound near Bridgeport Harbor (IN MLLW)

Housatonic River at Stevenson

Naugatuck River at Beacon Falls

Cross River near Cross River

For your home

Heating this week

Heat-pump hours, next 7 days

Comfort

Open the windows?

Is this typical?

Oct 24, today vs a typical year

Last 7 days vs normal

Sun & moon

Sun

Stars tonight? Fair

Moon