NEW CASTLE, DE 19720 Weather Forecast & Current Conditions

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WILMINGTON, DE
Current Weather

10:51 PM EST JAN 22, 2026
Clear
41°F
Feels Like: 33°F
Dewpoint: 3°F
Rel. Hum.: 17%
Visibility: 10 miles
Wind: WNW at 14 mph
Pressure: 30.15 inches
Last 72 hours

Local Area Snow Depth

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NEW CASTLE, DE 19720
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TONIGHT
Mostly cloudy this evening, then clearing. Cold with lows in the mid 20s. West winds around 5 mph.
FRIDAY
Partly sunny. Cooler with highs around 40. West winds 10 to 15 mph with gusts up to 30 mph.
FRIDAY NIGHT
Partly cloudy. Much colder with lows around 9 above. Northwest winds 10 to 15 mph with gusts up to 30 mph. Wind chill values as low as 5 below after midnight.
SATURDAY
Partly sunny in the morning, then becoming mostly cloudy. Much colder with highs in the lower 20s. North winds 5 to 10 mph. Wind chill values as low as 5 below in the morning.
SATURDAY NIGHT
Snow likely in the evening, then snow after midnight. Snow may be heavy at times after midnight. Heavy snow accumulation. Cold with lows around 14. Northeast winds 5 to 10 mph. Chance of snow near 100 percent.
SUNDAY
Snow. A chance of freezing rain and sleet in the afternoon. Snow may be heavy at times. Additional heavy snow accumulation. Cold with highs in the upper 20s. Chance of precipitation near 100 percent.
SUNDAY NIGHT
Snow. Additional light snow accumulation. Cold with lows around 20. Chance of snow near 100 percent.
MONDAY
Partly sunny with a 40 percent chance of snow. Cold. Near steady temperature in the mid 20s.
MONDAY NIGHT
Partly cloudy in the evening, then clearing. Colder with lows 5 to 10 above. Wind chill values as low as 10 below after midnight.
TUESDAY
Sunny, cold with highs in the lower 20s. Wind chill values as low as 10 below in the morning.
TUESDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Cold with lows around 10 above. Wind chill values as low as zero.
WEDNESDAY
Mostly sunny. Cold with highs in the mid 20s. Wind chill values as low as zero in the morning.
WEDNESDAY NIGHT
Mostly cloudy in the evening, then becoming partly cloudy. Cold with lows around 10 above.

Visible Weather Satellite
NEW CASTLE, DE 19720
Infrared Weather Satellite
NEW CASTLE, DE 19720
NEXRAD Weather Radar
NEW CASTLE, DE 19720

WILMINGTON, DE 3 hourly weather forecast

weather forecast created  6:00 AM CST  1/22/2026
Thursday
22 JAN 2026
NEW CASTLE, DE 19720 weather forecast Day 1, 12 hours 1 PM 48° 42° Mostly Cloudy 0%

0% Thunder
( 0% severe)
W   16 40% 25°
High 49° NEW CASTLE, DE 19720 weather forecast Day 1, 15 hours 4 PM 45° 39° Mostly Cloudy W   13 37% 21°
Mostly Cloudy



NEW CASTLE, DE 19720 weather forecast Day 1, 18 hours 7 PM 37° 32° Mostly Cloudy 1%

0% Thunder
( 0% severe)
W   7 44% 18°
NEW CASTLE, DE 19720 weather forecast Day 1, 21 hours 10 PM 34° 28° Mostly Cloudy WNW   7 45% 16°
Friday
23 JAN 2026
NEW CASTLE, DE 19720 weather forecast Day 2, 0 hours 1 AM 30° 24° Clear 1%

0% Thunder
( 0% severe)
WNW   6 50% 15°
Low 25° NEW CASTLE, DE 19720 weather forecast Day 2, 3 hours 4 AM 28° 23° Partly Cloudy W   5 52% 14°
High 41° NEW CASTLE, DE 19720 weather forecast Day 2, 6 hours 7 AM 28° 24° Partly Cloudy 2%

0% Thunder
( 0% severe)
WSW   3 52% 14°

Mostly Cloudy



NEW CASTLE, DE 19720 weather forecast Day 2, 9 hours 10 AM 36° 28° Mostly Cloudy W   10 39% 15°
NEW CASTLE, DE 19720 weather forecast Day 2, 12 hours 1 PM 40° 31° Mostly Cloudy 2%

0% Thunder
( 0% severe)
W   16 32% 14°
NEW CASTLE, DE 19720 weather forecast Day 2, 15 hours 4 PM 37° 27° Mostly Cloudy WNW   17 29% 10°
NEW CASTLE, DE 19720 weather forecast Day 2, 18 hours 7 PM 27° 15° Partly Cloudy 0%

0% Thunder
( 0% severe)
NW   16 32%
NEW CASTLE, DE 19720 weather forecast Day 2, 21 hours 10 PM 19° Partly Cloudy NW   15 30% -4°
Saturday
24 JAN 2026
NEW CASTLE, DE 19720 weather forecast Day 3, 0 hours 1 AM 14° Partly Cloudy 0%

0% Thunder
( 0% severe)
NNW   13 29% -9°
Low 9° NEW CASTLE, DE 19720 weather forecast Day 3, 3 hours 4 AM 12° -3° Partly Cloudy NNW   13 33% -9°
High 20° NEW CASTLE, DE 19720 weather forecast Day 3, 6 hours 7 AM 11° -3° Partly Cloudy 1%

0% Thunder
( 0% severe)
NNW   10 34% -9°

Mostly Cloudy



NEW CASTLE, DE 19720 weather forecast Day 3, 9 hours 10 AM 16° Mostly Cloudy N   10 28% -8°
NEW CASTLE, DE 19720 weather forecast Day 3, 15 hours 1 PM 20° Mostly Cloudy 5%

0% Thunder
( 0% severe)
N   9 24% -7°
NEW CASTLE, DE 19720 weather forecast Day 3, 18 hours 4 PM 20° 10° Mostly Cloudy N   8 24% -7°
NEW CASTLE, DE 19720 weather forecast Day 3, 21 hours 7 PM 17° Mostly Cloudy     NNE   6 32% -5°

WILMINGTON, DE extended weather forecast

Sunday
25 JAN 2026
Monday
26 JAN 2026
Tuesday
27 JAN 2026
Wednesday
28 JAN 2026
Thursday
29 JAN 2026
Low 16° Low 20° Low 14° Low 18° Low 17°
High 23° High 33° High 27° High 34° High 32°
NEW CASTLE, DE 19720 weather forecast Day 4 NEW CASTLE, DE 19720 weather forecast Day 5 NEW CASTLE, DE 19720 weather forecast Day 6 NEW CASTLE, DE 19720 weather forecast Day 7 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Overcast
86% Snow
Overcast
87% Snow/Ice
Partly Cloudy
14% Snow
Mostly Cloudy
20% Snow
Mostly Cloudy
36% Snow
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