Frost Advisory
Starts in 4 h 14 min
When
From 1 AM to 9 AM EDT Monday.
Where
In Delaware, Kent, New Castle, and Inland Sussex Counties. In Maryland, Caroline, Kent MD, and Queen Annes Counties. In New Jersey, Camden, Cumberland, Gloucester, and Salem Counties.
Issued for this forecast zone · National Weather Service Mount Holly NJ
What, impacts and precautionsHide details
What
Temperatures as low as 35 degrees will result in areas of 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: New Castle; Kent; Inland Sussex; Kent; Queen Anne's; Caroline; Salem; Gloucester; Camden; Cumberland
See it on weather.gov (opens in a new tab)

Observed 7:54 PM EDT at KMIV

Delmont, NJ weather

Clear and 44°7°.

Forecasts agree

Now 44°7°

Clear

Wind: Calm; Light through 8 AM
Dew point: 43°6°; Comfortable
Humidity: 96%; Air 44°7°, dew point 43°6° · fog or dew likely
UV tomorrow: 4Moderate; Moderate 11 AM–4 PM · peak 4
Air quality: 31Good; Ozone · tomorrow moderate
Pressure: 30.47 inHg1032 hPa; Falling slowly · −0.02 inHg−0.8 hPa in 3 h

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

About the same as this time yesterday (45°7° then, 44°7° now)

Good hours for

Low 39°4° tomorrow at 7 AM
Above 50°10° tomorrow by 10 AM
High 66°19° tomorrow at 3 PM
Below 60°16° tomorrow night after 7 PM

TonightDown to 41°5° by 4 AM · Clear
Tomorrow morningUp to 58°14° by 11 AM · Partly cloudy
Tomorrow afternoonUp to 66°19° by 3 PM · Clear
Tomorrow nightDown to 49°9° by 4 AM · Clear
Tuesday morningUp to 61°16° by 11 AM · Clear
Tuesday afternoonNear 63°17° · Clear

Hourly forecast, next 48 hours, in the place's local time
Hour	Conditions	Temperature	Feels like	Precipitation	Wind	Humidity	Cloud cover	UV index
Sun 8p	Clear	49°9° (likely 49°9° to 52°11°)	49°9°	0%	0 mph0 km/h, gusts 5 mph8 km/h	80%	0%	0
Sun 9p	Clear	47°8° (likely 47°8° to 51°11°)	47°8°	0%	0 mph0 km/h, gusts 3 mph5 km/h	86%	0%	0
Sun 10p	Clear	46°8° (likely 46°8° to 51°11°)	46°8°	0%	0 mph0 km/h, gusts 4 mph6 km/h	89%	0%	0
Sun 11p	Clear	46°8° (likely 46°8° to 50°10°)	46°8°	0%	0 mph0 km/h, gusts 4 mph6 km/h	89%	0%	0
Mon 12a	Clear	45°7° (likely 45°7° to 50°10°)	45°7°	0%	0 mph0 km/h, gusts 4 mph7 km/h	93%	0%	0
Mon 1a	Clear	44°7° (likely 44°7° to 50°10°)	44°7°	0%	0 mph0 km/h, gusts 5 mph8 km/h	96%	0%	0
Mon 2a	Clear	43°6° (likely 43°6° to 49°9°)	43°6°	0%	0 mph0 km/h, gusts 5 mph7 km/h	100%	2%	0
Mon 3a	Clear	42°6° (likely 42°6° to 49°9°)	42°6°	0%	0 mph0 km/h, gusts 7 mph11 km/h	100%	11%	0
Mon 4a	Clear	41°5° (likely 41°5° to 47°8°)	41°5°	0%	0 mph0 km/h, gusts 8 mph12 km/h	100%	46%	0
Mon 5a	Clear	41°5° (likely 41°5° to 45°7°)	41°5°	0%	0 mph0 km/h, gusts 7 mph11 km/h	100%	48%	0
Mon 6a	Mostly clear	40°4° (likely 40°4° to 45°7°)	40°4°	0%	0 mph0 km/h, gusts 6 mph10 km/h	100%	49%	0
Mon 7a	Mostly sunny	39°4° (likely 39°4° to 45°7°)	39°4°	0%	0 mph0 km/h, gusts 6 mph10 km/h	100%	44%	0
Mon 8a	Sunny	42°6° (likely 39°4° to 47°8°)	42°6°	0%	0 mph0 km/h, gusts 6 mph10 km/h	100%	42%	0
Mon 9a	Mostly sunny	48°9° (likely 45°7° to 51°11°)	48°9°	0%	0 mph0 km/h, gusts 8 mph13 km/h	89%	39%	1
Mon 10a	Sunny	54°12° (likely 54°12° to 57°14°)	54°12°	0%	5 mph8 km/h from W, gusts 12 mph20 km/h	77%	18%	2
Mon 11a	Sunny	58°14° (likely 58°14° to 61°16°)	58°14°	0%	5 mph8 km/h from W, gusts 13 mph21 km/h	69%	2%	3
Mon 12p	Sunny	61°16° (likely 61°16° to 63°17°)	61°16°	0%	5 mph8 km/h from W, gusts 13 mph22 km/h	62%	2%	4
Mon 1p	Sunny	63°17° (likely 62°17° to 65°18°)	63°17°	0%	10 mph16 km/h from W, gusts 13 mph21 km/h	58%	1%	4
Mon 2p	Sunny	65°18° (likely 64°18° to 66°19°)	65°18°	0%	10 mph16 km/h from W, gusts 15 mph24 km/h	56%	0%	4
Mon 3p	Sunny	66°19° (likely 64°18° to 67°19°)	66°19°	0%	10 mph16 km/h from W, gusts 15 mph24 km/h	54%	0%	4
Mon 4p	Sunny	66°19° (likely 64°18° to 67°19°)	66°19°	0%	5 mph8 km/h from W, gusts 16 mph25 km/h	54%	0%	2
Mon 5p	Sunny	66°19° (likely 63°17° to 66°19°)	66°19°	0%	5 mph8 km/h from W, gusts 14 mph23 km/h	54%	0%	1
Mon 6p	Clear	62°17° (likely 60°16° to 62°17°)	62°17°	0%	5 mph8 km/h from W, gusts 10 mph16 km/h	65%	0%	0
Mon 7p	Clear	58°14° (likely 56°13° to 59°15°)	58°14°	0%	5 mph8 km/h from W, gusts 9 mph14 km/h	75%	0%	0
Mon 8p	Clear	57°14° (likely 54°12° to 57°14°)	57°14°	0%	5 mph8 km/h from W, gusts 9 mph14 km/h	83%	0%	0
Mon 9p	Clear	54°12° (likely 53°12° to 56°13°)	54°12°	0%	0 mph0 km/h, gusts 9 mph15 km/h	93%	0%	0
Mon 10p	Clear	53°12° (likely 52°11° to 55°13°)	53°12°	0%	0 mph0 km/h, gusts 9 mph15 km/h	93%	1%	0
Mon 11p	Clear	52°11° (likely 51°11° to 55°13°)	52°11°	0%	0 mph0 km/h, gusts 9 mph15 km/h	96%	1%	0
Tue 12a	Clear	52°11° (likely 50°10° to 54°12°)	52°11°	0%	0 mph0 km/h, gusts 8 mph12 km/h	96%	1%	0
Tue 1a	Clear	51°11° (likely 49°9° to 53°12°)	51°11°	0%	0 mph0 km/h, gusts 9 mph14 km/h	96%	2%	0
Tue 2a	Clear	50°10° (likely 49°9° to 53°12°)	50°10°	0%	0 mph0 km/h, gusts 9 mph15 km/h	100%	2%	0
Tue 3a	Clear	50°10° (likely 48°9° to 52°11°)	49°9°	0%	5 mph8 km/h from NW, gusts 10 mph16 km/h	96%	0%	0
Tue 4a	Clear	49°9° (likely 48°9° to 52°11°)	48°9°	0%	5 mph8 km/h from N, gusts 12 mph19 km/h	100%	1%	0
Tue 5a	Clear	49°9° (likely 49°9° to 52°11°)	47°8°	0%	5 mph8 km/h from N, gusts 14 mph22 km/h	100%	1%	0
Tue 6a	Clear	48°9° (likely 48°9° to 52°11°)	46°8°	0%	5 mph8 km/h from N, gusts 13 mph21 km/h	100%	0%	0
Tue 7a	Sunny	48°9° (likely 48°9° to 52°11°)	45°7°	0%	5 mph8 km/h from N, gusts 13 mph21 km/h	100%	0%	0
Tue 8a	Sunny	49°9° (likely 49°9° to 53°12°)	47°8°	0%	5 mph8 km/h from N, gusts 15 mph24 km/h	96%	0%	0
Tue 9a	Sunny	53°12° (likely 53°12° to 54°12°)	53°12°	0%	5 mph8 km/h from N, gusts 20 mph32 km/h	86%	1%	1
Tue 10a	Sunny	57°14° (likely 56°13° to 57°14°)	57°14°	0%	5 mph8 km/h from NE, gusts 20 mph32 km/h	75%	5%	2
Tue 11a	Sunny	61°16° (likely 58°14° to 61°16°)	61°16°	0%	5 mph8 km/h from NE, gusts 17 mph28 km/h	65%	3%	3
Tue 12p	Sunny	63°17° (likely 61°16° to 63°17°)	63°17°	0%	5 mph8 km/h from NE, gusts 13 mph21 km/h	60%	2%	4
Tue 1p	Sunny	64°18° (likely 63°17° to 64°18°)	64°18°	0%	5 mph8 km/h from NE, gusts 11 mph17 km/h	58%	2%	4
Tue 2p	Sunny	65°18° (likely 63°17° to 65°18°)	65°18°	0%	5 mph8 km/h from NE, gusts 9 mph14 km/h	56%	2%	4
Tue 3p	Mostly sunny	65°18° (likely 64°18° to 66°19°)	65°18°	0%	5 mph8 km/h from NE, gusts 8 mph12 km/h	54%	11%	3
Tue 4p	Mostly sunny	64°18° (likely 62°17° to 64°18°)	64°18°	0%	5 mph8 km/h from NE, gusts 7 mph11 km/h	56%	36%	2
Tue 5p	Mostly sunny	62°17° (likely 57°14° to 62°17°)	62°17°	0%	5 mph8 km/h from E, gusts 10 mph16 km/h	60%	37%	1
Tue 6p	Mostly clear	58°14° (likely 53°12° to 59°15°)	58°14°	0%	5 mph8 km/h from E, gusts 13 mph22 km/h	69%	13%	0
Tue 7p	Clear	54°12° (likely 51°11° to 56°13°)	54°12°	0%	5 mph8 km/h from E, gusts 13 mph21 km/h	77%	2%	0

Days ahead

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

Today, Oct 25. Sunny. High 65°18°, low 39°4°. Typical 64°18° / 41°5°. Dry. Forecasts agree.
1. Evening
  6 PM–midnight
  Clear, 49°9°
  Dry
2. Overnight
  midnight–6 AM
  Clear, 41°5°
  Dry
Official NWS forecast
Tonight: Clear, with a low around 39. Southwest wind around 0 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
64°18°–66°19°
Low, likely
35°2°–40°4°
Typical high / low
64°18° / 41°5°
Wind
5 mph9 km/h, gusts 11 mph18 km/h
UV peak
4
Tomorrow, Oct 26. Mostly sunny. High 66°19°, low 48°9°. Typical 63°17° / 41°5°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Mostly sunny, 42°6°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 66°19°
  Dry
3. Evening
  6 PM–midnight
  Clear, 57°14°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 49°9°
  Dry
Official NWS forecast
Day: Sunny, with a high near 66. West wind 0 to 10 mph.
Night: Clear, with a low around 48. Northwest wind 0 to 5 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
64°18°–67°19°
Low, likely
39°4°–48°9°
Typical high / low
63°17° / 41°5°
Wind
9 mph14 km/h, gusts 18 mph29 km/h
UV peak
4
Tuesday, Oct 27. Mostly sunny. High 65°18°, low 44°7°. Typical 63°17° / 41°5°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Sunny, 49°9°
  Dry
2. Afternoon
  noon–6 PM
  Mostly sunny, 65°18°
  Dry
3. Evening
  6 PM–midnight
  Clear, 52°11°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 47°8°
  Dry
Official NWS forecast
Day: Sunny, with a high near 65. Northeast wind around 5 mph.
Night: Mostly clear, with a low around 44. Northeast wind 0 to 5 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
64°18°–65°18°
Low, likely
44°7°–51°11°
Typical high / low
63°17° / 41°5°
Wind
10 mph16 km/h, gusts 23 mph37 km/h
UV peak
4
Wednesday, Oct 28. Partly sunny. High 63°17°, low 48°9°. Typical 63°17° / 40°4°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Sunny, 46°8°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 64°18°
  Dry
3. Evening
  6 PM–midnight
  Mostly clear, 53°12°
  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 63.
Night: Mostly cloudy, with a low around 48.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
63°17°–64°18°
Low, likely
44°7°–49°9°
Typical high / low
63°17° / 40°4°
Wind
8 mph12 km/h, gusts 15 mph24 km/h
UV peak
4
Thursday, Oct 29. Partly sunny. High 67°19°, low 52°11°. Typical 62°17° / 40°4°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Sunny, 52°11°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 65°18°
  Dry
3. Evening
  6 PM–midnight
  Clear, 57°14°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 55°13°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 67.
Night: Mostly clear, with a low around 52.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
64°18°–67°19°
Low, likely
49°9°–55°13°
Typical high / low
62°17° / 40°4°
Wind
8 mph13 km/h, gusts 21 mph33 km/h
UV peak
4
Friday, Oct 30. Mostly sunny. High 71°22°, low 52°11°. Typical 62°17° / 40°4°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 55°13°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 69°21°
  Dry
3. Evening
  6 PM–midnight
  Mostly clear, 62°17°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 55°13°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 71.
Night: Mostly clear, with a low around 52.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
68°20°–71°22°
Low, likely
52°11°–56°13°
Typical high / low
62°17° / 40°4°
Wind
10 mph16 km/h, gusts 19 mph31 km/h
UV peak
4
Saturday, Oct 31. Cloudy. High 69°21°, low 54°12°. Typical 62°17° / 39°4°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Partly sunny, 53°12°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 64°18°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 54°12°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 53°12°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 69.
Night: Mostly cloudy, with a low around 54.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
62°17°–69°21°
Low, likely
50°10°–55°13°
Typical high / low
62°17° / 39°4°
Wind
10 mph16 km/h, gusts 26 mph42 km/h
UV peak
4
Sunday, Nov 1. Cloudy. High 68°20°, low 53°12°. Typical 61°16° / 39°4°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 53°12°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 66°19°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 59°15°
  30% chance
4. Overnight
  midnight–6 AM
  Cloudy, 58°14°
  30% chance
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly cloudy, with a high near 68.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
63°17°–69°21°
Low, likely
48°9°–59°15°
Typical high / low
61°16° / 39°4°
Wind
11 mph18 km/h, gusts 17 mph27 km/h
UV peak
4
Monday, Nov 2. Rain. High 66°19°, low 57°14°. Typical 61°16° / 39°4°. Rain 0.18 in4.6 mm, 30% chance. Mostly agree.
1. Morning
  6 AM–noon
  Rain, 61°16°
  30% chance · 0.03 in0.8 mm
2. Afternoon
  noon–6 PM
  Rain, 65°18°
  20% chance · 0.13 in3.3 mm
3. Evening
  6 PM–midnight
  Partly cloudy, 62°17°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 60°15°
  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.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
64°18°–67°19°
Low, likely
54°12°–63°17°
Typical high / low
61°16° / 39°4°
Wind
16 mph25 km/h, gusts 31 mph49 km/h
Tuesday, Nov 3. Drizzle. High 67°19°, low 57°14°. Typical 60°16° / 38°3°. Rain 0.03 in0.8 mm, 20% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 61°16°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 66°19°
  Dry
3. Evening
  6 PM–midnight
  Drizzle, 59°15°
  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
62°17°–70°21°
Low, likely
51°11°–65°18°
Typical high / low
60°16° / 38°3°
Wind
21 mph34 km/h, gusts 32 mph52 km/h
UV peak
1

10 days15 days30 days

The outlook

Today
Dry, high 65°, low 39°.
Tomorrow
Dry, high 66°, low 48°.
Tuesday
Dry, high 65°, low 44°.
Rest of week
Mostly dry, highs 63–71°.

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

Maurice River at Bivalve (IN MLLW)

4.6 mi

Below flood stage

Level: 4.4 ft

Forecast peak 7.8 ft Wed 11 AM, minor flooding

Reading from Sun 7:06 PM · NWS gauge page

Cape May Harbor at Cape May Harbor (IN MLLW)

19 mi

Below flood stage

Level: 4.9 ft

Forecast peak 6.3 ft Tue 9 AM, minor flooding

Reading from Sun 7:06 PM · NWS gauge page

Great Egg Harbor Bay at Ocean City (IN MLLW)

21 mi

Below flood stage

Level: 4.1 ft

Forecast peak 5.4 ft Wed 10 AM, minor flooding

Reading from Sun 7:24 PM · NWS gauge page

Sluice Creek at S. Dennis (IN MLLW)

7.3 mi

Below flood stage

Level: 4.6 ft

Reading from Sun 7:24 PM · NWS gauge page

For your home

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

Heating this week

About 76% less heating than a typical week.

This week 23Typical 95

Heating degree days, base 65°F

Heat-pump hours, next 7 days

h below 47°F: 12
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 6 hours are near freezing and damp, when outdoor units defrost more often.

Comfort

Dry air outside (dew point 43°F).

Open the windows?

Mon, 12:00 PM–6:00 PM

Good stretch to open the windows.

Is this typical?

Millville Municipal Airport · official normals 1991–2020 · records 1943–2026

Oct 25, today vs a typical year

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

Last 7 days vs normal

On average 2°1° colder than normal (daily mean temperature).

—TueOct 20
+1°±0°WedOct 21
+3°+1°ThuOct 22
−6°−3°FriOct 23
−5°−3°SatOct 24
—SunOct 25
—MonOct 26

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

Sun & moon

Sun

Daylight: 10 h 47 min; Losing 2 min 25 s a day; shortest Dec 21, 1 h 23 min less
Golden hour: 5:30–6:24 PM; Morning 7:03–7:57 AM
Blue hour: 6:24–6:34 PM; Morning 6:52–7:03 AM; first light 6:52 AM

Stars tonight? Fair

Mostly clear 8:46 PM–4 AM, but the moon is 100% lit and up.

Moon

Full moon

100% lit · growing

Today: sets 6:41 AM · rises 5:32 PM
Full moon: Oct 26
New moon: Nov 9

Looking southwest from Delmont. 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

Delmont, NJ weather

Next 2 hours

Next 48 hours

Days ahead

The outlook

Today

Tomorrow

Tuesday

Rest of week

What changed since yesterday

Radar

Rivers

Maurice River at Bivalve (IN MLLW)

Cape May Harbor at Cape May Harbor (IN MLLW)

Great Egg Harbor Bay at Ocean City (IN MLLW)

Sluice Creek at S. Dennis (IN MLLW)

For your home

Heating this week

Heat-pump hours, next 7 days

Comfort

Open the windows?

Is this typical?

Oct 25, today vs a typical year

Last 7 days vs normal

Sun & moon

Sun

Stars tonight? Fair

Moon