Freeze Warning
Ends in 4 h 29 min
When
From midnight tonight to 9 AM EDT Saturday.
Where
In New Jersey, Morris, Somerset, and Hunterdon Counties. In Pennsylvania, Berks, Lehigh, Upper Bucks, Western Chester, and Western Montgomery Counties.
Issued for this forecast zone · National Weather Service Mount Holly NJ
What, impacts and precautionsHide details
What
Sub-freezing temperatures as low as 30 degrees expected.
Impacts
Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
Precautionary actions
Take steps now to protect tender plants from the cold.
Areas: Morris; Hunterdon; Somerset; Berks; Lehigh; Western Chester; Western Montgomery; Upper Bucks
See it on weather.gov (opens in a new tab)

Observed 3:54 AM EDT at K12N

Netcong, NJ weather

Freeze Warning. 33°1° and clear now.

Forecasts agree

Now 33°1°

Clear

Wind: Calm; Light through 4 PM
Dew point: 32°0°; Dry, static shocks likely
Humidity: 96%; Air 33°1°, dew point 32°0° · frost likely
UV index: 0Low; Moderate 11 AM–4 PM · peak 4
Air quality: 70Moderate; Main pollutant: PM2.5 (fine particles)
Pressure: 30.51 inHg1033 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

Good hours for

Below freezing today 6–9 AM (low 31°−1°)
Low 31°−1° today at 6 AM
Above 50°10° today by 11 AM
High 60°16° today at 4 PM
Below 50°10° tonight after 8 PM

TonightNear 33°1° · Partly cloudy
This morningUp to 50°10° by 11 AM · freezing, low 31°−1° · Partly cloudy
This afternoonUp to 60°16° by 4 PM · Clear
TonightDown to 36°2° by 3 AM · Clear
Tomorrow morningUp to 55°13° by 11 AM · Clear
Tomorrow afternoonUp to 63°17° by 4 PM · Clear
Tomorrow nightDown to 38°3° by 3 AM · 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 4a	Clear	33°1° (likely 33°1° to 40°4°)	33°1°	0%	0 mph0 km/h, gusts 7 mph11 km/h	89%	23%	0
Sat 5a	Clear	33°1° (likely 33°1° to 40°4°)	33°1°	0%	0 mph0 km/h, gusts 6 mph10 km/h	89%	39%	0
Sat 6a	Clear	31°−1° (likely 31°−1° to 40°4°)	31°−1°	0%	0 mph0 km/h, gusts 5 mph8 km/h	92%	45%	0
Sat 7a	Sunny	31°−1° (likely 31°−1° to 39°4°)	31°−1°	0%	0 mph0 km/h, gusts 4 mph6 km/h	92%	43%	0
Sat 8a	Sunny	32°0° (likely 32°0° to 40°4°)	32°0°	0%	0 mph0 km/h, gusts 4 mph6 km/h	92%	41%	0
Sat 9a	Sunny	37°3° (likely 37°3° to 43°6°)	37°3°	0%	0 mph0 km/h, gusts 4 mph6 km/h	85%	40%	1
Sat 10a	Mostly cloudy	45°7° (likely 45°7° to 49°9°)	45°7°	0%	0 mph0 km/h, gusts 3 mph5 km/h	65%	45%	2
Sat 11a	Partly sunny	50°10° (likely 49°9° to 54°12°)	50°10°	0%	0 mph0 km/h, gusts 4 mph7 km/h	54%	42%	3
Sat 12p	Partly sunny	53°12° (likely 52°11° to 57°14°)	53°12°	0%	0 mph0 km/h, gusts 5 mph7 km/h	48%	23%	3
Sat 1p	Sunny	56°13° (likely 55°13° to 58°14°)	56°13°	0%	0 mph0 km/h, gusts 4 mph7 km/h	42%	14%	4
Sat 2p	Mostly sunny	58°14° (likely 57°14° to 60°16°)	58°14°	0%	0 mph0 km/h, gusts 4 mph7 km/h	37%	17%	4
Sat 3p	Mostly sunny	59°15° (likely 58°14° to 60°16°)	59°15°	0%	0 mph0 km/h, gusts 4 mph6 km/h	34%	12%	3
Sat 4p	Sunny	60°16° (likely 58°14° to 60°16°)	60°16°	0%	0 mph0 km/h, gusts 4 mph7 km/h	33%	8%	2
Sat 5p	Sunny	58°14° (likely 57°14° to 58°14°)	58°14°	0%	0 mph0 km/h, gusts 4 mph7 km/h	39%	1%	1
Sat 6p	Clear	55°13° (likely 52°11° to 55°13°)	55°13°	0%	0 mph0 km/h, gusts 5 mph8 km/h	43%	0%	0
Sat 7p	Clear	51°11° (likely 48°9° to 51°11°)	51°11°	0%	0 mph0 km/h, gusts 5 mph7 km/h	50%	0%	0
Sat 8p	Clear	46°8° (likely 46°8° to 48°9°)	46°8°	0%	0 mph0 km/h, gusts 4 mph7 km/h	63%	0%	0
Sat 9p	Clear	44°7° (likely 44°7° to 46°8°)	44°7°	0%	0 mph0 km/h, gusts 4 mph7 km/h	68%	0%	0
Sat 10p	Clear	42°6° (likely 42°6° to 45°7°)	42°6°	0%	0 mph0 km/h, gusts 4 mph7 km/h	67%	0%	0
Sat 11p	Clear	41°5° (likely 41°5° to 45°7°)	41°5°	0%	0 mph0 km/h, gusts 4 mph7 km/h	67%	0%	0
Sun 12a	Clear	40°4° (likely 40°4° to 44°7°)	40°4°	0%	0 mph0 km/h, gusts 5 mph8 km/h	70%	0%	0
Sun 1a	Clear	39°4° (likely 39°4° to 43°6°)	39°4°	0%	0 mph0 km/h, gusts 6 mph10 km/h	73%	0%	0
Sun 2a	Clear	38°3° (likely 38°3° to 41°5°)	38°3°	0%	0 mph0 km/h, gusts 6 mph10 km/h	76%	0%	0
Sun 3a	Clear	36°2° (likely 36°2° to 40°4°)	36°2°	0%	0 mph0 km/h, gusts 6 mph10 km/h	82%	0%	0
Sun 4a	Clear	36°2° (likely 36°2° to 40°4°)	36°2°	0%	0 mph0 km/h, gusts 6 mph10 km/h	82%	0%	0
Sun 5a	Clear	36°2° (likely 36°2° to 39°4°)	36°2°	0%	0 mph0 km/h, gusts 6 mph9 km/h	82%	0%	0
Sun 6a	Clear	34°1° (likely 34°1° to 39°4°)	34°1°	0%	0 mph0 km/h, gusts 5 mph8 km/h	89%	1%	0
Sun 7a	Sunny	34°1° (likely 34°1° to 38°3°)	34°1°	0%	0 mph0 km/h, gusts 5 mph8 km/h	89%	2%	0
Sun 8a	Sunny	35°2° (likely 35°2° to 39°4°)	35°2°	0%	0 mph0 km/h, gusts 5 mph9 km/h	89%	3%	0
Sun 9a	Sunny	41°5° (likely 40°4° to 44°7°)	41°5°	0%	0 mph0 km/h, gusts 5 mph8 km/h	79%	2%	1
Sun 10a	Sunny	49°9° (likely 48°9° to 51°11°)	49°9°	0%	0 mph0 km/h, gusts 6 mph10 km/h	61%	1%	2
Sun 11a	Sunny	55°13° (likely 53°12° to 57°14°)	55°13°	0%	0 mph0 km/h, gusts 6 mph10 km/h	49%	0%	3
Sun 12p	Sunny	57°14° (likely 57°14° to 60°16°)	57°14°	0%	0 mph0 km/h, gusts 6 mph9 km/h	45%	0%	4
Sun 1p	Sunny	61°16° (likely 59°15° to 62°17°)	61°16°	0%	0 mph0 km/h, gusts 7 mph11 km/h	36%	0%	4
Sun 2p	Sunny	62°17° (likely 61°16° to 63°17°)	62°17°	0%	0 mph0 km/h, gusts 7 mph11 km/h	33%	0%	4
Sun 3p	Sunny	62°17° (likely 62°17° to 64°18°)	62°17°	0%	0 mph0 km/h, gusts 8 mph12 km/h	33%	0%	3
Sun 4p	Sunny	63°17° (likely 61°16° to 63°17°)	63°17°	0%	0 mph0 km/h, gusts 7 mph11 km/h	32%	0%	2
Sun 5p	Sunny	61°16° (likely 59°15° to 61°16°)	61°16°	0%	0 mph0 km/h, gusts 8 mph13 km/h	39%	0%	1
Sun 6p	Clear	57°14° (likely 53°12° to 57°14°)	57°14°	0%	0 mph0 km/h, gusts 7 mph12 km/h	45%	0%	0
Sun 7p	Clear	53°12° (likely 50°10° to 53°12°)	53°12°	0%	0 mph0 km/h, gusts 8 mph13 km/h	52%	0%	0
Sun 8p	Clear	47°8° (likely 47°8° to 49°9°)	47°8°	0%	0 mph0 km/h, gusts 7 mph11 km/h	68%	0%	0
Sun 9p	Clear	46°8° (likely 45°7° to 47°8°)	46°8°	0%	0 mph0 km/h, gusts 7 mph11 km/h	71%	0%	0
Sun 10p	Clear	44°7° (likely 44°7° to 46°8°)	44°7°	0%	0 mph0 km/h, gusts 6 mph10 km/h	76%	0%	0
Sun 11p	Clear	42°6° (likely 42°6° to 45°7°)	42°6°	0%	0 mph0 km/h, gusts 7 mph11 km/h	79%	0%	0
Mon 12a	Clear	41°5° (likely 41°5° to 44°7°)	41°5°	0%	0 mph0 km/h, gusts 6 mph10 km/h	82%	0%	0
Mon 1a	Clear	40°4° (likely 40°4° to 43°6°)	40°4°	0%	0 mph0 km/h, gusts 6 mph10 km/h	85%	0%	0
Mon 2a	Clear	39°4° (likely 39°4° to 43°6°)	39°4°	0%	0 mph0 km/h, gusts 6 mph9 km/h	89%	2%	0
Mon 3a	Clear	38°3° (likely 38°3° to 43°6°)	38°3°	0%	0 mph0 km/h, gusts 3 mph5 km/h	92%	1%	0

Days ahead

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

Today, Oct 24. Partly sunny. High 61°16°, low 31°−1°. Typical 60°16° / 39°4°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Sunny, 32°0°
  Dry
2. Afternoon
  noon–6 PM
  Mostly sunny, 60°16°
  Dry
3. Evening
  6 PM–midnight
  Clear, 46°8°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 36°2°
  Dry
Official NWS forecast
Today: Areas of frost before 10am. Mostly sunny, with a high near 61. Wind around 0 mph.
Tonight: Areas of frost. Partly cloudy, with a low around 31. Wind around 0 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
58°14°–61°16°
Low, likely
31°−1°–39°4°
Typical high / low
60°16° / 39°4°
Wind
5 mph9 km/h
UV peak
4
Tomorrow, Oct 25. Sunny. High 64°18°, low 35°2°. Typical 60°16° / 38°3°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Sunny, 35°2°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 63°17°
  Dry
3. Evening
  6 PM–midnight
  Clear, 47°8°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 38°3°
  Dry
Official NWS forecast
Day: Areas of frost before 9am. Sunny, with a high near 64. West wind around 0 mph.
Night: Clear, with a low around 35. Wind around 0 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
62°17°–64°18°
Low, likely
35°2°–38°3°
Typical high / low
60°16° / 38°3°
Wind
7 mph11 km/h
UV peak
4
Monday, Oct 26. Sunny. High 67°19°, low 41°5°. Typical 59°15° / 38°3°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 39°4°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 66°19°
  Dry
3. Evening
  6 PM–midnight
  Mostly clear, 55°13°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 46°8°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 67.
Night: Mostly clear, with a low around 41.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
64°18°–68°20°
Low, likely
37°3°–42°6°
Typical high / low
59°15° / 38°3°
Wind
9 mph15 km/h, gusts 29 mph47 km/h
UV peak
4
Tuesday, Oct 27. Mostly sunny. High 58°14°, low 33°1°. Typical 59°15° / 38°3°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 43°6°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 56°13°
  Dry
3. Evening
  6 PM–midnight
  Clear, 44°7°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 35°1°
  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 33.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
55°13°–58°14°
Low, likely
33°1°–42°6°
Typical high / low
59°15° / 38°3°
Wind
10 mph16 km/h, gusts 30 mph47 km/h
UV peak
4
Wednesday, Oct 28. Partly sunny. High 58°14°, low 39°4°. Typical 58°14° / 38°3°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 35°1°
  Dry
2. Afternoon
  noon–6 PM
  Partly sunny, 56°13°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 47°8°
  Dry
4. Overnight
  midnight–6 AM
  Mostly clear, 42°5°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 58.
Night: Partly cloudy, with a low around 39.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
54°12°–58°14°
Low, likely
32°0°–39°4°
Typical high / low
58°14° / 38°3°
Wind
8 mph13 km/h, gusts 22 mph35 km/h
UV peak
4
Thursday, Oct 29. Partly sunny. High 64°18°, low 45°7°. Typical 58°14° / 37°3°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 42°5°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 61°16°
  Dry
3. Evening
  6 PM–midnight
  Clear, 52°11°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 45°7°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 64.
Night: Mostly clear, with a low around 45.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
59°15°–64°18°
Low, likely
40°4°–45°7°
Typical high / low
58°14° / 37°3°
Wind
11 mph17 km/h, gusts 31 mph50 km/h
UV peak
4
Friday, Oct 30. Mostly sunny. High 67°19°, low 44°7°. Typical 58°14° / 37°3°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 44°7°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 66°19°
  Dry
3. Evening
  6 PM–midnight
  Clear, 53°12°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 44°7°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 67.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
63°17°–69°21°
Low, likely
42°6°–48°9°
Typical high / low
58°14° / 37°3°
Wind
10 mph16 km/h, gusts 25 mph40 km/h
UV peak
4
Saturday, Oct 31. Cloudy. High 65°18°, low 44°7°. Typical 57°14° / 37°3°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 43°6°
  Dry
2. Afternoon
  noon–6 PM
  Mostly sunny, 64°18°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 52°11°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 46°8°
  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
59°15°–70°21°
Low, likely
39°4°–49°9°
Typical high / low
57°14° / 37°3°
Wind
8 mph13 km/h, gusts 25 mph40 km/h
UV peak
4
Sunday, Nov 1. Cloudy. High 63°17°, low 47°8°. Typical 57°14° / 36°2°. Rain 0.01 in0.3 mm, 20% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 46°8°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 61°16°
  Dry
3. Evening
  6 PM–midnight
  Drizzle, 53°12°
  20% chance
4. Overnight
  midnight–6 AM
  Drizzle, 52°11°
  20% chance
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°–67°19°
Low, likely
42°6°–51°11°
Typical high / low
57°14° / 36°2°
Wind
8 mph12 km/h, gusts 19 mph31 km/h
UV peak
3
Monday, Nov 2. Drizzle. High 64°18°, low 53°12°. Typical 57°14° / 36°2°. Rain 0.18 in4.6 mm, 30% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 55°13°
  20% chance · 0.01 in0.4 mm
2. Afternoon
  noon–6 PM
  Cloudy, 65°18°
  20% chance · 0.09 in2.3 mm
3. Evening
  6 PM–midnight
  Partly cloudy, 56°14°
  20% chance · 0.09 in2.3 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
59°15°–67°19°
Low, likely
49°9°–56°13°
Typical high / low
57°14° / 36°2°
Wind
19 mph30 km/h, gusts 43 mph69 km/h
UV peak
2

10 days15 days30 days

The outlook

Today
Dry, high 61°, low 31°.
Tomorrow
Dry, high 64°, low 35°, warming up.
Monday
Dry, high 67°, low 41°, warming up.
Rest of week
Mostly dry, highs 58–67°.

Want the meteorologists’ reasoning? Read the NWS forecast discussion (PHI) (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

Lake Hopatcong at Landing

2.3 mi

Level: 9.1 ft

Reading from Sat 3 AM · NWS gauge page

Pequest River at Huntsville

6.9 mi

Below flood stage

Level: 2.7 ft
Flow: 28 cfs

Reading from Sat 2:15 AM · NWS gauge page

Rockaway River at Dover

7.4 mi

Level: 1.8 ft
Flow: 60 cfs

Reading from Sat 3 AM · NWS gauge page

Green Pond Brook below Picatinny Lake

8.3 mi

Level: 2.4 ft
Flow: 377 cfs

Reading from Sat 2:30 AM · NWS gauge page

For your home

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

Heating this week

About 68% less heating than a typical week.

This week 37Typical 117

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 15 hours are near freezing and damp, when outdoor units defrost more often.

Comfort

Dry air outside (dew point 32°F).

Open the windows?

Sun, 1:00 PM–5:00 PM

Good stretch to open the windows.

Is this typical?

Aeroflex-Andover Airport · official normals 1991–2020 · records 1998–2026

Oct 24, today vs a typical year

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

Last 7 days vs normal

—SunOct 18
—MonOct 19
—TueOct 20
—WedOct 21
—ThuOct 22
—FriOct 23
—SatOct 24

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

Sun & moon

Sun

Daylight: 10 h 45 min; Losing 2 min 30 s a day; shortest Dec 21, 1 h 31 min less
Golden hour: 5:26–6:22 PM; Morning 7:03–7:58 AM
Blue hour: 6:22–6:33 PM; Morning 6:52–7:03 AM; first light 6:52 AM

Stars tonight? Poor

Clouds most of the night (about 36% cover).

Moon

Waxing gibbous

96% lit · growing

Today: sets 5:31 AM · rises 5:01 PM
Full moon: Oct 26
New moon: Nov 9

Looking west from Netcong. The highest point on the skyline is about 4,700 ft, 21 mi away.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.

1 active weather alert

Freeze Warning