Frost Advisory
Starts in 4 h 53 min
When
From 10 PM this evening to 9 AM EDT Sunday.
Where
In Delaware, Kent and New Castle Counties. In Maryland, Caroline, Kent MD, and Queen Annes Counties. In Pennsylvania, Delaware, Eastern Chester, Eastern Montgomery, Lower Bucks, and Philadelphia Counties.
Issued for this forecast zone · National Weather Service Mount Holly NJ
What, impacts and precautionsHide details
What
Temperatures as low as 33 degrees 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: New Castle; Kent; Kent; Queen Anne's; Caroline; Delaware; Philadelphia; Eastern Chester; Eastern Montgomery; Lower Bucks
See it on weather.gov (opens in a new tab)

Observed 4:35 PM EDT at KMQS

Toughkenamon, PA weather

Sunny and 59°15°, jacket by 7 PM.

Forecasts agree

Now 59°15°

Sunny

Wind: Calm; Light through 5 AM
Dew point: 32°0°; Dry, static shocks likely
UV tomorrow: 4Moderate; Moderate 11 AM–4 PM · peak 4
Air quality: 34Good; Main pollutant: Ozone
Pressure: 30.51 inHg1033 hPa; Falling slowly · −0.03 inHg−0.9 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 (59°15° then, 59°15° now)

Good hours for

Drops 12°7° tonight 6–9 PM (57°14° → 45°7°)
Below 50°10° tonight after 8 PM
Above 50°10° tomorrow by 10 AM
High 64°18° tomorrow at 3 PM
Drops 12°7° tomorrow night 6–9 PM (59°15° → 47°8°)

TonightDown to 35°2° by 3 AM · Clear
Tomorrow morningUp to 57°14° by 11 AM · Clear
Tomorrow afternoonUp to 64°18° by 3 PM · Clear
Tomorrow nightDown to 39°4° by 3 AM · Clear
Monday morningUp to 59°15° by 11 AM · Clear
Monday afternoonUp to 68°20° by 4 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 5p	Sunny	61°16° (likely 58°14° to 61°16°)	61°16°	0%	0 mph0 km/h, gusts 4 mph7 km/h	39%	0%	0
Sat 6p	Clear	57°14° (likely 55°13° to 57°14°)	57°14°	0%	0 mph0 km/h, gusts 4 mph6 km/h	47%	1%	0
Sat 7p	Clear	51°11° (likely 51°11° to 52°11°)	51°11°	0%	0 mph0 km/h, gusts 3 mph5 km/h	56%	0%	0
Sat 8p	Clear	45°7° (likely 45°7° to 50°10°)	45°7°	0%	0 mph0 km/h, gusts 2 mph3 km/h	70%	0%	0
Sat 9p	Clear	41°5° (likely 41°5° to 49°9°)	41°5°	0%	0 mph0 km/h, gusts 3 mph5 km/h	82%	0%	0
Sat 10p	Clear	39°4° (likely 39°4° to 48°9°)	39°4°	0%	0 mph0 km/h, gusts 3 mph5 km/h	89%	0%	0
Sat 11p	Clear	38°3° (likely 38°3° to 47°8°)	38°3°	0%	0 mph0 km/h, gusts 3 mph5 km/h	92%	0%	0
Sun 12a	Clear	37°3° (likely 37°3° to 46°8°)	37°3°	0%	0 mph0 km/h, gusts 2 mph4 km/h	92%	0%	0
Sun 1a	Clear	37°3° (likely 37°3° to 44°7°)	37°3°	0%	0 mph0 km/h, gusts 3 mph5 km/h	92%	0%	0
Sun 2a	Clear	37°3° (likely 37°3° to 43°6°)	37°3°	0%	0 mph0 km/h, gusts 3 mph5 km/h	92%	0%	0
Sun 3a	Clear	35°2° (likely 35°2° to 43°6°)	35°2°	0%	0 mph0 km/h, gusts 3 mph5 km/h	96%	1%	0
Sun 4a	Clear	35°2° (likely 35°2° to 42°6°)	35°2°	0%	0 mph0 km/h, gusts 4 mph6 km/h	96%	1%	0
Sun 5a	Clear	35°2° (likely 35°2° to 41°5°)	35°2°	0%	0 mph0 km/h, gusts 4 mph6 km/h	96%	1%	0
Sun 6a	Clear	35°2° (likely 35°2° to 40°4°)	35°2°	0%	0 mph0 km/h, gusts 4 mph7 km/h	96%	1%	0
Sun 7a	Sunny	35°2° (likely 35°2° to 40°4°)	35°2°	0%	0 mph0 km/h, gusts 4 mph7 km/h	96%	1%	0
Sun 8a	Sunny	36°2° (likely 36°2° to 41°5°)	36°2°	0%	0 mph0 km/h, gusts 4 mph7 km/h	96%	1%	0
Sun 9a	Sunny	45°7° (likely 42°6° to 45°7°)	45°7°	0%	0 mph0 km/h, gusts 4 mph7 km/h	73%	1%	1
Sun 10a	Sunny	53°12° (likely 52°11° to 53°12°)	53°12°	0%	0 mph0 km/h, gusts 3 mph5 km/h	61%	0%	2
Sun 11a	Sunny	57°14° (likely 57°14° to 58°14°)	57°14°	0%	0 mph0 km/h, gusts 4 mph6 km/h	53%	1%	3
Sun 12p	Sunny	60°16° (likely 60°16° to 61°16°)	60°16°	0%	0 mph0 km/h, gusts 6 mph9 km/h	47%	1%	4
Sun 1p	Sunny	62°17° (likely 61°16° to 63°17°)	62°17°	0%	0 mph0 km/h, gusts 5 mph9 km/h	44%	1%	4
Sun 2p	Sunny	63°17° (likely 62°17° to 64°18°)	63°17°	0%	0 mph0 km/h, gusts 5 mph8 km/h	43%	0%	4
Sun 3p	Sunny	64°18° (likely 63°17° to 64°18°)	64°18°	0%	0 mph0 km/h, gusts 5 mph7 km/h	41%	0%	3
Sun 4p	Sunny	64°18° (likely 63°17° to 64°18°)	64°18°	0%	0 mph0 km/h, gusts 5 mph8 km/h	43%	0%	2
Sun 5p	Sunny	63°17° (likely 62°17° to 63°17°)	63°17°	0%	0 mph0 km/h, gusts 5 mph8 km/h	44%	1%	1
Sun 6p	Clear	59°15° (likely 56°13° to 59°15°)	59°15°	0%	0 mph0 km/h, gusts 4 mph7 km/h	53%	0%	0
Sun 7p	Clear	53°12° (likely 52°11° to 54°12°)	53°12°	0%	0 mph0 km/h, gusts 6 mph10 km/h	66%	0%	0
Sun 8p	Clear	47°8° (likely 47°8° to 52°11°)	47°8°	0%	0 mph0 km/h, gusts 6 mph10 km/h	79%	0%	0
Sun 9p	Clear	43°6° (likely 43°6° to 50°10°)	43°6°	0%	0 mph0 km/h, gusts 6 mph9 km/h	93%	0%	0
Sun 10p	Clear	41°5° (likely 41°5° to 49°9°)	41°5°	0%	0 mph0 km/h, gusts 5 mph8 km/h	100%	0%	0
Sun 11p	Clear	40°4° (likely 40°4° to 48°9°)	40°4°	0%	0 mph0 km/h, gusts 5 mph8 km/h	100%	0%	0
Mon 12a	Clear	40°4° (likely 40°4° to 47°8°)	40°4°	0%	0 mph0 km/h, gusts 5 mph9 km/h	100%	0%	0
Mon 1a	Clear	40°4° (likely 40°4° to 46°8°)	40°4°	0%	0 mph0 km/h, gusts 6 mph10 km/h	100%	0%	0
Mon 2a	Clear	40°4° (likely 40°4° to 45°7°)	40°4°	0%	0 mph0 km/h, gusts 7 mph11 km/h	100%	0%	0
Mon 3a	Clear	39°4° (likely 39°4° to 45°7°)	39°4°	0%	0 mph0 km/h, gusts 7 mph11 km/h	100%	1%	0
Mon 4a	Clear	39°4° (likely 39°4° to 44°7°)	39°4°	0%	0 mph0 km/h, gusts 7 mph11 km/h	100%	1%	0
Mon 5a	Clear	39°4° (likely 39°4° to 44°7°)	37°3°	0%	5 mph8 km/h from NW, gusts 8 mph13 km/h	100%	1%	0
Mon 6a	Clear	39°4° (likely 39°4° to 44°7°)	39°4°	0%	0 mph0 km/h, gusts 8 mph13 km/h	100%	10%	0
Mon 7a	Sunny	39°4° (likely 38°3° to 43°6°)	39°4°	0%	0 mph0 km/h, gusts 7 mph11 km/h	100%	8%	0
Mon 8a	Sunny	40°4° (likely 38°3° to 44°7°)	38°3°	0%	5 mph8 km/h from NW, gusts 6 mph10 km/h	96%	14%	0
Mon 9a	Sunny	48°9° (likely 43°6° to 48°9°)	47°8°	0%	5 mph8 km/h from NW, gusts 7 mph12 km/h	80%	10%	1
Mon 10a	Sunny	54°12° (likely 53°12° to 55°13°)	54°12°	0%	5 mph8 km/h from NW, gusts 10 mph17 km/h	69%	11%	2
Mon 11a	Sunny	59°15° (likely 58°14° to 59°15°)	59°15°	0%	5 mph8 km/h from W, gusts 11 mph18 km/h	62%	0%	3
Mon 12p	Sunny	62°17° (likely 62°17° to 63°17°)	62°17°	0%	5 mph8 km/h from W, gusts 12 mph19 km/h	56%	0%	4
Mon 1p	Sunny	64°18° (likely 64°18° to 65°18°)	64°18°	0%	5 mph8 km/h from NW, gusts 12 mph19 km/h	52%	0%	4
Mon 2p	Sunny	66°19° (likely 65°18° to 67°19°)	66°19°	0%	5 mph8 km/h from NW, gusts 12 mph20 km/h	48%	1%	4
Mon 3p	Sunny	67°19° (likely 65°18° to 68°20°)	67°19°	0%	5 mph8 km/h from NW, gusts 14 mph22 km/h	47%	1%	4
Mon 4p	Sunny	68°20° (likely 65°18° to 68°20°)	68°20°	0%	5 mph8 km/h from W, gusts 14 mph23 km/h	47%	2%	2

Days ahead

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

Today, Oct 24. Sunny. High 63°17°, low 35°2°. Typical 64°18° / 44°7°. Dry. Forecasts agree.
1. Evening
  6 PM–midnight
  Clear, 45°7°
  Dry
2. Overnight
  midnight–6 AM
  Clear, 35°2°
  Dry
Official NWS forecast
Today: Sunny, with a high near 63. South wind around 0 mph.
Tonight: Patchy frost after midnight. Clear, with a low around 35. West wind around 0 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
60°16°–63°17°
Low, likely
33°1°–36°2°
Typical high / low
64°18° / 44°7°
Wind
6 mph9 km/h, gusts 11 mph17 km/h
UV peak
4
Tomorrow, Oct 25. Sunny. High 65°18°, low 39°4°. Typical 64°18° / 44°7°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Sunny, 36°2°
  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, 39°4°
  Dry
Official NWS forecast
Day: Patchy frost before 9am. Sunny, with a high near 65. Northwest wind around 0 mph.
Night: Mostly clear, with a low around 39. West wind 0 to 5 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
63°17°–65°18°
Low, likely
36°2°–40°4°
Typical high / low
64°18° / 44°7°
Wind
6 mph9 km/h
UV peak
4
Monday, Oct 26. Sunny. High 68°20°, low 46°8°. Typical 63°17° / 44°7°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Sunny, 40°4°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 68°20°
  Dry
3. Evening
  6 PM–midnight
  Clear, 54°12°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 51°11°
  Dry
Official NWS forecast
Day: Sunny, with a high near 68. Northwest wind 0 to 5 mph.
Night: Clear, with a low around 46.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
66°19°–68°20°
Low, likely
38°3°–46°8°
Typical high / low
63°17° / 44°7°
Wind
9 mph14 km/h, gusts 18 mph29 km/h
UV peak
4
Tuesday, Oct 27. Mostly sunny. High 64°18°, low 40°4°. Typical 63°17° / 43°6°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 49°10°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 63°17°
  Dry
3. Evening
  6 PM–midnight
  Clear, 51°11°
  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 64.
Night: Mostly clear, with a low around 40.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
61°16°–65°18°
Low, likely
40°4°–49°9°
Typical high / low
63°17° / 43°6°
Wind
10 mph16 km/h, gusts 23 mph37 km/h
UV peak
4
Wednesday, Oct 28. Cloudy. High 63°17°, low 45°7°. Typical 63°17° / 43°6°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 42°5°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 61°16°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 52°11°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 47°8°
  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 45.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
60°16°–63°17°
Low, likely
38°3°–45°7°
Typical high / low
63°17° / 43°6°
Wind
7 mph10 km/h, gusts 15 mph24 km/h
UV peak
4
Thursday, Oct 29. Partly sunny. High 68°20°, low 48°9°. Typical 62°17° / 42°6°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 46°8°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 65°19°
  Dry
3. Evening
  6 PM–midnight
  Clear, 55°13°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 48°9°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 68.
Night: Mostly clear, with a low around 48.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
64°18°–68°20°
Low, likely
44°7°–48°9°
Typical high / low
62°17° / 42°6°
Wind
8 mph13 km/h, gusts 29 mph46 km/h
UV peak
4
Friday, Oct 30. Mostly sunny. High 71°22°, low 49°9°. Typical 62°17° / 42°6°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 49°9°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 73°23°
  Dry
3. Evening
  6 PM–midnight
  Clear, 59°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 71.
Night: Mostly clear, with a low around 49.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
71°22°–74°23°
Low, likely
45°7°–51°11°
Typical high / low
62°17° / 42°6°
Wind
7 mph11 km/h, gusts 26 mph42 km/h
UV peak
4
Saturday, Oct 31. Cloudy. High 70°21°, low 49°9°. Typical 62°17° / 42°6°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 49°9°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 71°22°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 60°15°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 55°13°
  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
65°18°–74°23°
Low, likely
48°9°–52°11°
Typical high / low
62°17° / 42°6°
Wind
7 mph11 km/h, gusts 27 mph44 km/h
UV peak
4
Sunday, Nov 1. Cloudy. High 69°21°, low 53°12°. Typical 61°16° / 42°6°. Rain 0.02 in0.5 mm, 30% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 57°14°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 68°20°
  20% chance
3. Evening
  6 PM–midnight
  Drizzle, 64°18°
  30% chance · 0.02 in0.4 mm
4. Overnight
  midnight–6 AM
  Drizzle, 61°16°
  30% chance · 0.07 in1.7 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
63°17°–73°23°
Low, likely
52°11°–55°13°
Typical high / low
61°16° / 42°6°
Wind
10 mph16 km/h, gusts 23 mph37 km/h
UV peak
2
Monday, Nov 2. Drizzle. High 71°22°, low 60°16°. Typical 61°16° / 41°5°. Rain 0.26 in6.6 mm, 40% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Showers, 63°17°
  30% chance · 0.1 in2.5 mm
2. Afternoon
  noon–6 PM
  Showers, 71°22°
  20% chance · 0.11 in2.9 mm
3. Evening
  6 PM–midnight
  Cloudy, 68°20°
  20% chance · 0.04 in0.9 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
65°18°–77°25°
Low, likely
56°13°–66°19°
Typical high / low
61°16° / 41°5°
Wind
16 mph25 km/h, gusts 38 mph62 km/h

10 days15 days30 days

The outlook

Today
Dry, high 63°, low 35°.
Tomorrow
Dry, high 65°, low 39°.
Monday
Dry, high 68°, low 46°, warming up.
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

For your home

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

Heating this week

About 60% less heating than a typical week.

This week 34Typical 84

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

Comfort

Dry air outside (dew point 32°F).

Open the windows?

Sun, 12:00 PM–5:00 PM

Good stretch to open the windows (air quality forecast not available for part of this window).

Is this typical?

Wilmington Airport · official normals 1991–2020 · records 1894–2026

Oct 24, today vs a typical year

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

Last 7 days vs normal

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

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

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

Sun & moon

Sun

Daylight: 10 h 48 min; Losing 2 min 25 s a day; shortest Dec 21, 1 h 27 min less
Golden hour: 5:33–6:27 PM; Morning 7:06–8:00 AM
Blue hour: 6:27–6:38 PM; Morning 6:55–7:06 AM; first light 6:55 AM

Stars tonight? Fair

Clear 6:38 PM–6:56 AM, but the moon is 99% lit and up.

Moon

Waxing gibbous

98% lit · growing

Today: sets 5:34 AM · rises 5:07 PM
Full moon: Oct 26
New moon: Nov 9

Looking northwest from Toughkenamon. The highest point on the skyline is about 3,800 ft, 27 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

Frost Advisory