Freeze Warning
Starts in 3 h 54 min
When
From 10 PM this evening to 9 AM EDT Sunday.
Where
Mercer, Western Monmouth, Middlesex, Atlantic, Cumberland, Northwestern Burlington, Ocean, and Southeastern Burlington 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 and widespread frost 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: Middlesex; Western Monmouth; Mercer; Northwestern Burlington; Ocean; Cumberland; Atlantic; Southeastern Burlington
See it on weather.gov (opens in a new tab)

Observed 5:40 PM EDT at KBLM

Robertsville, NJ weather

Freeze Warning. 55°13° and sunny now.

Forecasts agree

Now 55°13°

Sunny

Wind: 5 mph7 km/h; From the east-southeast. Light through 6 AM
Dew point: 43°6°; Comfortable · down to 34°1° by 3 AM (dry)
UV tomorrow: 4Moderate; Moderate 11 AM–4 PM · peak 4
Air quality: 27Good; Ozone · tomorrow moderate
Pressure: 30.53 inHg1034 hPa; Steady over the last 3 h

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

About the same as this time yesterday (58°14° then, 58°14° now)

Good hours for

Low 32°0° tomorrow at 7 AM
Above 50°10° tomorrow by 10 AM
High 65°18° tomorrow at 2 PM
Below 50°10° tomorrow night after 9 PM

TonightDown to 33°1° by 5 AM · Clear
Tomorrow morningUp to 57°14° by 11 AM · freezing, low 32°0° · Clear
Tomorrow afternoonUp to 65°18° by 2 PM · Clear
Tomorrow nightDown to 38°3° by 2 AM · Clear
Monday morningUp to 58°14° by 11 AM · Clear
Monday afternoonUp to 69°21° 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 6p	Mostly clear	57°14° (likely 54°12° to 57°14°)	57°14°	0%	0 mph0 km/h, gusts 3 mph6 km/h	47%	23%	0
Sat 7p	Clear	51°11° (likely 49°9° to 53°12°)	51°11°	0%	0 mph0 km/h, gusts 5 mph8 km/h	59%	20%	0
Sat 8p	Mostly clear	47°8° (likely 45°7° to 50°10°)	47°8°	0%	0 mph0 km/h, gusts 5 mph7 km/h	68%	31%	0
Sat 9p	Clear	44°7° (likely 43°6° to 49°9°)	44°7°	0%	0 mph0 km/h, gusts 5 mph8 km/h	76%	4%	0
Sat 10p	Clear	42°6° (likely 41°5° to 46°8°)	42°6°	0%	0 mph0 km/h, gusts 6 mph10 km/h	82%	5%	0
Sat 11p	Clear	39°4° (likely 39°4° to 43°6°)	39°4°	0%	0 mph0 km/h, gusts 7 mph11 km/h	92%	8%	0
Sun 12a	Clear	38°3° (likely 38°3° to 43°6°)	38°3°	0%	0 mph0 km/h, gusts 7 mph11 km/h	92%	4%	0
Sun 1a	Clear	36°2° (likely 36°2° to 41°5°)	36°2°	0%	0 mph0 km/h, gusts 6 mph10 km/h	100%	2%	0
Sun 2a	Clear	35°2° (likely 35°2° to 40°4°)	35°2°	0%	0 mph0 km/h, gusts 5 mph7 km/h	100%	2%	0
Sun 3a	Clear	34°1° (likely 34°1° to 40°4°)	34°1°	0%	0 mph0 km/h, gusts 5 mph9 km/h	100%	4%	0
Sun 4a	Clear	34°1° (likely 34°1° to 39°4°)	34°1°	0%	0 mph0 km/h, gusts 6 mph9 km/h	100%	5%	0
Sun 5a	Clear	33°1° (likely 33°1° to 39°4°)	33°1°	0%	0 mph0 km/h, gusts 4 mph7 km/h	100%	7%	0
Sun 6a	Clear	33°1° (likely 33°1° to 38°3°)	33°1°	0%	0 mph0 km/h, gusts 5 mph8 km/h	100%	4%	0
Sun 7a	Sunny	32°0° (likely 32°0° to 38°3°)	32°0°	0%	0 mph0 km/h, gusts 5 mph8 km/h	100%	2%	0
Sun 8a	Sunny	34°1° (likely 34°1° to 38°3°)	34°1°	0%	0 mph0 km/h, gusts 4 mph7 km/h	100%	3%	0
Sun 9a	Sunny	43°6° (likely 42°6° to 44°7°)	43°6°	0%	0 mph0 km/h, gusts 5 mph8 km/h	76%	0%	1
Sun 10a	Sunny	51°11° (likely 51°11° to 52°11°)	51°11°	0%	0 mph0 km/h, gusts 6 mph10 km/h	61%	0%	2
Sun 11a	Sunny	57°14° (likely 57°14° to 59°15°)	57°14°	0%	0 mph0 km/h, gusts 7 mph11 km/h	49%	0%	3
Sun 12p	Sunny	60°16° (likely 60°16° to 62°17°)	60°16°	0%	5 mph8 km/h from NW, gusts 8 mph13 km/h	42%	0%	4
Sun 1p	Sunny	63°17° (likely 63°17° to 65°18°)	63°17°	0%	5 mph8 km/h from W, gusts 8 mph13 km/h	36%	0%	4
Sun 2p	Sunny	65°18° (likely 64°18° to 66°19°)	65°18°	0%	0 mph0 km/h, gusts 7 mph12 km/h	34%	0%	4
Sun 3p	Sunny	65°18° (likely 64°18° to 66°19°)	65°18°	0%	0 mph0 km/h, gusts 7 mph11 km/h	34%	0%	3
Sun 4p	Sunny	65°18° (likely 64°18° to 66°19°)	65°18°	0%	0 mph0 km/h, gusts 6 mph10 km/h	35%	0%	2
Sun 5p	Sunny	64°18° (likely 62°17° to 64°18°)	64°18°	0%	0 mph0 km/h, gusts 7 mph11 km/h	38%	0%	1
Sun 6p	Clear	60°16° (likely 56°13° to 60°16°)	60°16°	0%	5 mph8 km/h from SW, gusts 4 mph7 km/h	46%	0%	0
Sun 7p	Clear	54°12° (likely 52°11° to 54°12°)	54°12°	0%	0 mph0 km/h, gusts 6 mph10 km/h	57%	0%	0
Sun 8p	Clear	50°10° (likely 49°9° to 51°11°)	50°10°	0%	0 mph0 km/h, gusts 6 mph9 km/h	66%	0%	0
Sun 9p	Clear	46°8° (likely 46°8° to 49°9°)	46°8°	0%	0 mph0 km/h, gusts 6 mph9 km/h	76%	0%	0
Sun 10p	Clear	44°7° (likely 44°7° to 47°8°)	44°7°	0%	0 mph0 km/h, gusts 7 mph11 km/h	79%	0%	0
Sun 11p	Clear	42°6° (likely 42°6° to 45°7°)	42°6°	0%	0 mph0 km/h, gusts 8 mph13 km/h	89%	0%	0
Mon 12a	Clear	40°4° (likely 40°4° to 44°7°)	40°4°	0%	0 mph0 km/h, gusts 8 mph13 km/h	96%	0%	0
Mon 1a	Clear	39°4° (likely 39°4° to 43°6°)	39°4°	0%	0 mph0 km/h, gusts 8 mph12 km/h	100%	0%	0
Mon 2a	Clear	38°3° (likely 38°3° to 43°6°)	38°3°	0%	0 mph0 km/h, gusts 8 mph13 km/h	100%	1%	0
Mon 3a	Clear	38°3° (likely 38°3° to 43°6°)	38°3°	0%	0 mph0 km/h, gusts 8 mph13 km/h	100%	1%	0
Mon 4a	Clear	38°3° (likely 38°3° to 42°6°)	38°3°	0%	0 mph0 km/h, gusts 8 mph13 km/h	100%	2%	0
Mon 5a	Clear	38°3° (likely 38°3° to 42°6°)	38°3°	0%	0 mph0 km/h, gusts 8 mph13 km/h	100%	1%	0
Mon 6a	Clear	38°3° (likely 38°3° to 42°6°)	38°3°	0%	0 mph0 km/h, gusts 8 mph13 km/h	100%	2%	0
Mon 7a	Sunny	37°3° (likely 37°3° to 41°5°)	34°1°	0%	5 mph8 km/h from W, gusts 8 mph13 km/h	100%	3%	0
Mon 8a	Mostly sunny	39°4° (likely 39°4° to 42°6°)	37°3°	0%	5 mph8 km/h from W, gusts 9 mph14 km/h	100%	9%	0
Mon 9a	Sunny	47°8° (likely 45°7° to 48°9°)	46°8°	0%	5 mph8 km/h from W, gusts 10 mph17 km/h	83%	7%	1
Mon 10a	Sunny	53°12° (likely 52°11° to 55°13°)	53°12°	0%	5 mph8 km/h from W, gusts 14 mph22 km/h	69%	7%	2
Mon 11a	Sunny	58°14° (likely 58°14° to 60°16°)	58°14°	0%	5 mph8 km/h from W, gusts 15 mph25 km/h	60%	2%	3
Mon 12p	Sunny	62°17° (likely 62°17° to 63°17°)	62°17°	0%	5 mph8 km/h from W, gusts 14 mph23 km/h	52%	5%	4
Mon 1p	Sunny	65°18° (likely 65°18° to 66°19°)	65°18°	0%	5 mph8 km/h from W, gusts 14 mph22 km/h	46%	3%	4
Mon 2p	Sunny	67°19° (likely 66°19° to 68°20°)	67°19°	0%	5 mph8 km/h from W, gusts 13 mph22 km/h	45%	0%	4
Mon 3p	Sunny	69°21° (likely 66°19° to 69°21°)	69°21°	0%	5 mph8 km/h from W, gusts 14 mph22 km/h	42%	1%	3
Mon 4p	Sunny	69°21° (likely 66°19° to 69°21°)	69°21°	0%	5 mph8 km/h from W, gusts 15 mph23 km/h	42%	2%	2
Mon 5p	Sunny	68°20° (likely 65°18° to 68°20°)	68°20°	0%	5 mph8 km/h from W, gusts 15 mph24 km/h	45%	0%	1

Days ahead

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

Today, Oct 24. Cloudy. High 62°17°, low 32°0°. Typical 63°17° / 41°5°. Dry. Forecasts agree.
1. Evening
  6 PM–midnight
  Clear, 47°8°
  Dry
2. Overnight
  midnight–6 AM
  Clear, 33°1°
  Dry
Official NWS forecast
Tonight: Widespread frost after 10pm. Clear, with a low around 32. Southwest wind around 0 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
61°16°–63°17°
Low, likely
32°0°–38°3°
Typical high / low
63°17° / 41°5°
Wind
6 mph10 km/h
UV peak
4
Tomorrow, Oct 25. Sunny. High 66°19°, low 37°3°. Typical 63°17° / 41°5°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Sunny, 34°1°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 65°18°
  Dry
3. Evening
  6 PM–midnight
  Clear, 50°10°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 38°3°
  Dry
Official NWS forecast
Day: Widespread frost before 9am. Sunny, with a high near 66. West wind 0 to 5 mph.
Night: Patchy frost after 11pm. Clear, with a low around 37. Southwest wind 0 to 5 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
64°18°–66°19°
Low, likely
36°2°–37°3°
Typical high / low
63°17° / 41°5°
Wind
7 mph10 km/h
UV peak
4
Monday, Oct 26. Mostly sunny. High 69°21°, low 46°8°. Typical 63°17° / 40°4°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Sunny, 39°4°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 69°21°
  Dry
3. Evening
  6 PM–midnight
  Clear, 56°13°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 51°11°
  Dry
Official NWS forecast
Day: Patchy frost before 9am. Sunny, with a high near 69. West wind 0 to 5 mph.
Night: Mostly clear, with a low around 46. Northwest wind 0 to 5 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
67°19°–69°21°
Low, likely
38°3°–46°8°
Typical high / low
63°17° / 40°4°
Wind
8 mph13 km/h, gusts 20 mph32 km/h
UV peak
4
Tuesday, Oct 27. Mostly sunny. High 62°17°, low 41°5°. Typical 62°17° / 40°4°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 49°9°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 60°15°
  Dry
3. Evening
  6 PM–midnight
  Clear, 49°9°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 43°6°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 62.
Night: Mostly clear, with a low around 41.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
58°14°–62°17°
Low, likely
41°5°–50°10°
Typical high / low
62°17° / 40°4°
Wind
10 mph15 km/h, gusts 22 mph36 km/h
UV peak
4
Wednesday, Oct 28. Partly sunny. High 61°16°, low 44°7°. Typical 62°17° / 40°4°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 44°7°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 59°15°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 51°11°
  Dry
4. Overnight
  midnight–6 AM
  Partly cloudy, 47°8°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 61.
Night: Partly cloudy, with a low around 44.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
57°14°–62°17°
Low, likely
39°4°–46°8°
Typical high / low
62°17° / 40°4°
Wind
10 mph15 km/h, gusts 16 mph25 km/h
UV peak
3
Thursday, Oct 29. Cloudy. High 69°21°, low 49°9°. Typical 62°17° / 40°4°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Partly sunny, 47°8°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 67°20°
  Dry
3. Evening
  6 PM–midnight
  Clear, 56°13°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 51°10°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 69.
Night: Mostly clear, with a low around 49.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
65°18°–69°21°
Low, likely
44°7°–49°9°
Typical high / low
62°17° / 40°4°
Wind
11 mph18 km/h, gusts 29 mph47 km/h
UV peak
4
Friday, Oct 30. Mostly sunny. High 72°22°, low 49°9°. Typical 61°16° / 39°4°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Sunny, 50°10°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 73°23°
  Dry
3. Evening
  6 PM–midnight
  Clear, 60°16°
  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 72.
Night: Mostly clear, with a low around 49.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
72°22°–74°23°
Low, likely
47°8°–52°11°
Typical high / low
61°16° / 39°4°
Wind
8 mph13 km/h, gusts 22 mph36 km/h
UV peak
4
Saturday, Oct 31. Partly sunny. High 70°21°, low 49°9°. Typical 61°16° / 39°4°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 49°10°
  Dry
2. Afternoon
  noon–6 PM
  Mostly sunny, 66°19°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 56°13°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 52°11°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 70.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
60°16°–70°21°
Low, likely
45°7°–54°12°
Typical high / low
61°16° / 39°4°
Wind
9 mph15 km/h, gusts 24 mph38 km/h
UV peak
4
Sunday, Nov 1. Drizzle. High 67°19°, low 52°11°. Typical 61°16° / 39°4°. Rain 0.01 in0.3 mm, 30% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 53°12°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 67°19°
  20% chance
3. Evening
  6 PM–midnight
  Drizzle, 60°16°
  30% chance · 0.02 in0.6 mm
4. Overnight
  midnight–6 AM
  Drizzle, 60°15°
  40% chance · 0.28 in7.1 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
62°17°–72°22°
Low, likely
45°7°–57°14°
Typical high / low
61°16° / 39°4°
Wind
9 mph15 km/h, gusts 22 mph36 km/h
UV peak
3
Monday, Nov 2. Drizzle. High 69°21°, low 59°15°. Typical 60°16° / 38°3°. Rain 0.67 in17 mm, 40% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Drizzle, 63°17°
  30% chance · 0.24 in6.2 mm
2. Afternoon
  noon–6 PM
  Showers, 68°20°
  30% chance · 0.11 in2.9 mm
3. Evening
  6 PM–midnight
  Showers, 65°18°
  20% chance · 0.22 in5.6 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
65°18°–74°23°
Low, likely
56°13°–65°18°
Typical high / low
60°16° / 38°3°
Wind
17 mph27 km/h, gusts 39 mph63 km/h

10 days15 days30 days

The outlook

Today
Dry, high 62°, low 32°.
Tomorrow
Dry, high 66°, low 37°, warming up.
Monday
Dry, high 69°, low 46°, warming up.
Rest of week
Mostly dry, highs 61–72°.

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

Arthur Kill at Perth Amboy (IN MLLW)

12 mi

Below flood stage

Level: 5.0 ft

Forecast peak 7.0 ft Tue 9 AM

Reading from Sat 5 PM · NWS gauge page

Big Brook at Marlboro

4.4 mi

Below flood stage

Level: 9.6 ft

Reading from Sat 4:20 PM · NWS gauge page

Deep Run at Old Bridge

5.7 mi

Below flood stage

Level: 6.8 ft
Flow: 6 cfs

Reading from Sat 4:15 PM · NWS gauge page

Manalapan Brook at Spotswood

6.1 mi

Below flood stage

Level: 10.1 ft

Reading from Sat 4:15 PM · NWS gauge page

For your home

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

Heating this week

About 65% less heating than a typical week.

This week 34Typical 97

Heating degree days, base 65°F

Heat-pump hours, next 7 days

h below 47°F: 27
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 21 hours are near freezing and damp, when outdoor units defrost more often.

Comfort

Dry air outside (dew point 43°F).

Open the windows?

Sun, 12:00 PM–6:00 PM

Good stretch to open the windows.

Is this typical?

New Brunswick 3 SE · official normals 1991–2020 · records 1893–2026

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).

−10°−6°SunOct 18
−5°−3°MonOct 19
+2°+1°TueOct 20
+5°+3°WedOct 21
±0°ThuOct 22
+4°+2°FriOct 23
−4°−2°SatOct 24

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

Sun & moon

Sun

Daylight: 10 h 46 min; Losing 2 min 30 s a day; shortest Dec 21, 1 h 29 min less
Golden hour: 5:26–6:21 PM; Morning 7:00–7:55 AM
Blue hour: 6:21–6:32 PM; Morning 6:50–7:00 AM; first light 6:50 AM

Stars tonight? Fair

Clear 9 PM–6:51 AM, but the moon is 99% lit and up.

Moon

Waxing gibbous

98% lit · growing

Today: sets 5:29 AM · rises 5:00 PM
Full moon: Oct 26
New moon: Nov 9

Looking northeast from Robertsville. The highest point on the skyline is about 2,200 ft, 43 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

Robertsville, NJ weather

Next 2 hours

Next 48 hours

Days ahead

The outlook

Today

Tomorrow

Monday

Rest of week

What changed since yesterday

Radar

Rivers

Arthur Kill at Perth Amboy (IN MLLW)

Big Brook at Marlboro

Deep Run at Old Bridge

Manalapan Brook at Spotswood

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